:root {
  font-family: var(--font-cn);
  color: #121614;
  background: #e7f5dd;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  --ink: #121614;
  --muted: #626a61;
  --soft-muted: #8b948a;
  --paper: #fffefa;
  --mint: #d9f4d2;
  --mint-deep: #8fc9ae;
  --aqua: #d6f0ec;
  --yellow: #f8eaa9;
  --coral: #f2b7a8;
  --blue: #b8d7ff;
  --line: rgba(18, 22, 20, .14);
  --shadow: 0 24px 70px rgba(56, 76, 58, .14);
  --small-shadow: 0 12px 30px rgba(56, 76, 58, .11);
  --font-cn: 'Noto Sans SC', sans-serif;
  --font-en: 'Inter Tight', sans-serif;
  --font-label: 'Space Grotesk', 'Noto Sans SC', sans-serif;
  --font-mixed: 'Inter Tight', 'Noto Sans SC', sans-serif;
  --weight-display: 800;
  --weight-title: 700;
  --weight-ui: 600;
  --weight-label: 500;
  --weight-body: 400;
  --section-label-gap: clamp(24px, 1.8vw, 32px);
  --section-label-line-height: 1.2;
  --section-label-size: .72rem;
  --section-label-block: calc(var(--section-label-size) * var(--section-label-line-height) + var(--section-label-gap));
  --work-cream: #f5f0e7;
  --work-paper: #fffdf8;
  --work-mint: #e4f0df;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; background: #e7f5dd; }

body { min-width: 320px; margin: 0; overflow-x: hidden; background: #e7f5dd; color: var(--ink); -webkit-font-smoothing: antialiased; }

body, button, a { -webkit-tap-highlight-color: transparent; }
button, input, textarea { font: inherit; }
button { color: inherit; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

a:focus-visible, button:focus-visible { outline: 3px solid #5b9d85; outline-offset: 4px; }

.skip-link { position: fixed; z-index: 100; top: 10px; left: 10px; padding: 10px 14px; border-radius: 8px; background: var(--ink); color: #fff; transform: translateY(-160%); transition: transform .2s ease; }
.skip-link:focus { transform: translateY(0); }

.site-frame { position: relative; min-height: 100vh; overflow: clip; }

.top-reveal-zone { position: fixed; z-index: 19; top: 0; left: 0; width: 100%; height: 56px; pointer-events: auto; }
.site-nav { position: fixed; z-index: 30; top: 20px; left: 50%; display: grid; grid-template-columns: minmax(200px, 1fr) auto minmax(120px, 1fr); align-items: center; width: min(1180px, calc(100% - 40px)); min-height: 66px; padding: 9px 12px 9px 24px; border: 1px solid rgba(255, 255, 255, .78); border-radius: 999px; background: #fffefa; box-shadow: 0 12px 38px rgba(74, 97, 77, .12); opacity: 1; pointer-events: auto; transform: translateX(-50%) translateY(0); transition: opacity .45s ease, transform .45s ease, background .25s ease, box-shadow .25s ease; will-change: opacity, transform; }
.site-nav.is-hidden { opacity: 0; pointer-events: none; transform: translateX(-50%) translateY(-12px); }
.site-nav.is-hidden:focus-within { opacity: 1; pointer-events: auto; transform: translateX(-50%) translateY(0); }
.site-nav.is-scrolled { background: #fffefa; box-shadow: 0 15px 42px rgba(74, 97, 77, .18); }

.brand { display: inline-flex; align-items: center; gap: 11px; width: max-content; }
.brand-mark { display: grid; width: 39px; height: 39px; place-items: center; border: 1.5px solid var(--ink); border-radius: 50%; background: var(--ink); color: #fff; font-family: var(--font-en); font-size: .91rem; font-weight: 700; letter-spacing: 0; }
.brand-text { display: grid; gap: 3px; }
.brand-text strong { font-family: var(--font-en); font-size: .74rem; font-weight: 700; letter-spacing: .06em; }
.brand-text small { color: var(--muted); font-family: var(--font-label); font-size: .45rem; font-weight: 600; letter-spacing: .15em; }

.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a { padding: 11px 17px; border-radius: 999px; font-family: var(--font-cn); font-size: .75rem; font-weight: var(--weight-ui); white-space: nowrap; transition: background .2s ease, color .2s ease, transform .2s ease; }
.nav-links .latin-text { font-family: var(--font-en); font-weight: 600; }
.nav-links a:hover { transform: translateY(-1px); }
.nav-links a.is-active { background: var(--ink); color: #fff; }
.mobile-nav-contact { display: none; }
.nav-mail { display: inline-flex; align-items: center; justify-self: end; gap: 7px; padding: 11px 15px; border-radius: 999px; background: var(--paper); font-family: var(--font-en); font-size: .7rem; font-weight: 600; transition: transform .2s ease, background .2s ease; }
.nav-mail.is-active { background: var(--ink); color: #fff; }
.nav-mail:hover { background: var(--yellow); transform: translateY(-2px); }
.nav-mail svg { width: 14px; height: 14px; }
.menu-button { display: none; width: 40px; height: 40px; place-items: center; padding: 0; border: 1.5px solid var(--ink); border-radius: 50%; background: var(--yellow); cursor: pointer; }
.menu-button svg { width: 18px; height: 18px; }

.section { position: relative; min-height: 100svh; padding: calc(clamp(124px, 14vh, 180px) - var(--section-label-block)) clamp(20px, 7vw, 104px) clamp(62px, 8vh, 108px); scroll-margin-top: 90px; }
.section-number { position: static; width: min(1180px, 100%); margin: 0 auto var(--section-label-gap); color: var(--muted); font-family: var(--font-label); font-size: var(--section-label-size); font-weight: var(--weight-label); letter-spacing: .15em; line-height: var(--section-label-line-height); }
.eyebrow { margin: 0 0 17px; color: var(--muted); font-family: var(--font-label); font-size: .66rem; font-weight: var(--weight-label); letter-spacing: .13em; line-height: 1.4; text-transform: uppercase; }
.eyebrow span { color: #c2804e; }

.hero-section { display: block; padding-top: calc(clamp(124px, 14vh, 180px) - var(--section-label-block) + clamp(16px, 2vw, 24px)); background: #e7f5dd; }
.hero-shell { position: relative; }
.hero-shell { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(0, .97fr); align-items: center; width: min(1280px, 100%); min-height: 560px; margin: auto; padding: clamp(30px, 4vw, 48px); border: 1px solid rgba(255, 255, 255, .83); border-radius: 36px; background: #f7fbf0; box-shadow: var(--shadow); }
.hero-copy { position: relative; z-index: 2; max-width: 680px; }
.hero-copy h1 { max-width: 780px; margin: 0; font-family: var(--font-cn); font-size: clamp(3.8rem, 4vw, 5rem); font-weight: var(--weight-display); letter-spacing: -.04em; line-height: 1.02; }
.hero-copy h1 > span, .hero-copy h1 > em, .hero-copy h1 > strong { display: block; }
.hero-copy h1 em, .hero-copy h1 strong { color: #3f776c; font-family: var(--font-cn); font-style: normal; font-weight: var(--weight-display); }
.hero-copy h1 > strong { font-size: 1em; letter-spacing: inherit; }
.hero-ai { display: inline-block; font-family: var(--font-en) !important; font-size: .92em; font-weight: 800; letter-spacing: 0; vertical-align: baseline; }
.hero-lede { display: grid; gap: 16px; max-width: 680px; margin: 46px 0 0; color: #434b44; font-family: var(--font-cn); font-size: clamp(1.05rem, 1.25vw, 1.2rem); font-weight: var(--weight-body); line-height: 1.75; }
.hero-lede > strong { color: var(--ink); font-family: var(--font-cn); font-weight: var(--weight-ui); line-height: 1.65; }
.hero-lede .lede-key { font-weight: 600; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 26px; }
.hero-tags span { padding: 10px 17px; border: 1px solid rgba(63, 119, 108, .18); border-radius: 999px; background: rgba(255, 255, 255, .64); font-family: var(--font-cn); font-size: .78rem; font-weight: var(--weight-label); line-height: 1.25; }
.hero-tags .tag-latin { font-family: var(--font-en); font-weight: 500; }
.hero-actions, .contact-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.hero-method-label { display: inline-flex; align-items: center; gap: 7px; margin: 18px 0 0 4px; color: var(--soft-muted); font-family: var(--font-label); font-size: .6rem; font-weight: 500; letter-spacing: .16em; line-height: 1.2; text-transform: uppercase; }
.hero-method-label b { color: #5e9e7c; font-size: .67rem; font-weight: 500; letter-spacing: 0; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 12px 17px; border: 1.5px solid var(--ink); border-radius: 999px; font-family: var(--font-cn); font-size: .72rem; font-weight: var(--weight-ui); transition: transform .2s ease, background .2s ease, box-shadow .2s ease; }
.button:hover { transform: translateY(-3px); box-shadow: 4px 4px 0 rgba(18, 22, 20, .12); }
.button svg { width: 15px; height: 15px; }
.button-dark { background: var(--ink); color: #fff; }
.button-dark:hover { background: #3b5f55; }
.button-light { background: rgba(255, 255, 255, .7); }
.button-light:hover { background: var(--yellow); }
.hero-actions .button-dark { min-width: 145px; padding-inline: 21px; }
.hero-actions .button-light { min-width: 125px; border-color: rgba(18, 22, 20, .68); color: #48534b; }

.hero-art { position: relative; min-height: 520px; }
.portrait-sheet { position: absolute; top: -10px; right: 2%; width: min(82%, 390px); padding: 16px; border: 1px solid rgba(18, 22, 20, .09); border-radius: 26px; background: rgba(255, 255, 255, .92); box-shadow: 0 10px 26px rgba(56, 76, 58, .07); transform: rotate(.7deg); }
.sheet-topline, .sheet-footer { display: flex; align-items: center; justify-content: space-between; gap: 12px; color: var(--muted); font-family: var(--font-label); font-size: .48rem; font-weight: 500; letter-spacing: .1em; }
.portrait-window { position: relative; aspect-ratio: .86; margin-top: 13px; overflow: hidden; border-radius: 19px; background: var(--aqua); }
.portrait-window::after { position: absolute; inset: 0; border: 1px solid rgba(255, 255, 255, .56); border-radius: inherit; content: ''; pointer-events: none; }
.portrait-window img { width: 100%; height: 100%; object-fit: cover; object-position: center 20%; mix-blend-mode: multiply; }
.portrait-caption { position: absolute; right: 10%; bottom: 12px; left: 10%; padding: 8px 10px; border-radius: 9px; background: rgba(18, 22, 20, .72); color: #fff; font-family: var(--font-label); font-size: .5rem; font-weight: 600; letter-spacing: .08em; text-align: center; text-transform: uppercase; }
.portrait-caption b { color: var(--yellow); font-weight: 700; }
.sheet-footer { padding-top: 13px; }
.scroll-cue { display: inline-flex; align-items: center; justify-content: flex-end; gap: 8px; color: var(--muted); font-family: var(--font-label); font-size: .56rem; font-weight: 500; opacity: .78; white-space: nowrap; }
.hero-scroll-cue { width: min(1280px, 100%); margin: 18px auto 0; }
.scroll-cue i { display: grid; width: 24px; height: 24px; place-items: center; border: 0; border-radius: 50%; background: transparent; font-style: normal; animation: explore-fade 3.4s ease-in-out infinite; transition: color .2s ease; }
.scroll-cue:hover i { color: var(--ink); transform: none; }
.scroll-cue svg { width: 13px; height: 13px; }

@keyframes explore-fade {
  0%, 100% { opacity: .52; }
  50% { opacity: .92; }
}

@keyframes hero-copy-in {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes hero-art-in {
  from { opacity: 0; transform: translateY(10px) scale(.985); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.hero-copy { animation: hero-copy-in .72s cubic-bezier(.22, .8, .26, 1) both; }
.hero-lede { animation: hero-copy-in .62s .13s cubic-bezier(.22, .8, .26, 1) both; }
.hero-tags { animation: hero-copy-in .58s .21s cubic-bezier(.22, .8, .26, 1) both; }
.hero-actions { animation: hero-copy-in .58s .28s cubic-bezier(.22, .8, .26, 1) both; }
.hero-art { animation: hero-art-in .82s .12s cubic-bezier(.22, .8, .26, 1) both; }
.work-section { background: var(--work-cream); }
.section-heading { width: min(820px, 100%); margin: 0 auto 38px; text-align: center; }
.centered-heading h2, .lab-copy h2 { margin: 0; font-family: var(--font-cn); font-size: clamp(2.6rem, 5.8vw, 5.7rem); font-weight: 700; letter-spacing: 0; line-height: 1.18; }
.centered-heading h2 em, .lab-copy h2 em { color: #3f776c; font-style: normal; }
.centered-heading > p:last-child { max-width: 560px; margin: 20px auto 0; color: var(--muted); font-size: .9rem; line-height: 1.75; }
.case-panel { display: grid; grid-template-columns: minmax(250px, 25%) minmax(0, 1fr); width: min(1180px, 100%); min-height: 560px; margin: 0 auto; overflow: hidden; border: 1px solid rgba(18, 22, 20, .1); border-radius: 30px; background: var(--work-paper); box-shadow: 0 18px 52px rgba(56, 76, 58, .1); }
.case-index { display: flex; flex-direction: column; padding: 28px 21px; border-right: 1px solid var(--line); background: rgba(230, 247, 222, .58); }
.case-index-title { margin: 0 0 16px; color: var(--muted); font-family: var(--font-label); font-size: .56rem; font-weight: 500; letter-spacing: .13em; }
.case-index-item { display: grid; grid-template-columns: 30px minmax(0, 1fr); gap: 1px 8px; min-height: 69px; padding: 13px 11px; border: 0; border-bottom: 1px solid var(--line); background: transparent; text-align: left; cursor: pointer; transition: background .2s ease, padding .2s ease; }
.case-index-item:last-of-type { border-bottom: 0; }
.case-index-item:hover, .case-index-item.is-active { padding-left: 14px; background: var(--work-paper); }
.case-index-item > span { grid-row: 1 / span 2; color: var(--muted); font-family: var(--font-label); font-size: .62rem; font-weight: 500; }
.case-index-item strong { overflow: hidden; font-family: var(--font-cn); font-size: .75rem; font-weight: 600; line-height: 1.35; text-overflow: ellipsis; white-space: nowrap; }
.case-index-item small { color: var(--muted); font-family: var(--font-cn); font-size: .58rem; font-weight: 400; line-height: 1.5; }
.case-controls { display: flex; align-items: center; justify-content: space-between; gap: 6px; margin-top: auto; padding-top: 20px; color: var(--muted); font-family: var(--font-label); font-size: .57rem; font-weight: 500; }
.case-controls b { color: var(--ink); }
.case-controls button { display: grid; width: 29px; height: 29px; place-items: center; border: 1px solid var(--ink); border-radius: 50%; background: var(--paper); cursor: pointer; transition: background .2s ease, transform .2s ease; }
.case-controls button:hover { background: var(--yellow); transform: translateY(-2px); }
.case-controls svg { width: 13px; height: 13px; }
.case-stage { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(270px, .92fr); grid-template-rows: auto auto; grid-template-areas: 'copy visual' 'thinking visual'; column-gap: clamp(26px, 3.2vw, 46px); row-gap: clamp(24px, 2vw, 30px); align-content: center; align-items: start; min-width: 0; padding: clamp(34px, 4.5vw, 56px); }
.case-stage-copy { display: flex; min-width: 0; flex-direction: column; grid-area: copy; align-self: stretch; }
.case-meta { display: flex; align-items: center; justify-content: space-between; gap: 10px; color: var(--muted); font-family: var(--font-label); font-size: .55rem; font-weight: 500; letter-spacing: .09em; }
.case-stage h3 { max-width: 11ch; margin: 18px 0 9px; font-family: var(--font-mixed); font-size: clamp(2.05rem, 3.6vw, 4.2rem); font-weight: 700; letter-spacing: 0; line-height: 1.1; }
.case-subtitle { margin: 0; font-family: var(--font-cn); font-size: clamp(.92rem, 1.15vw, 1.06rem); font-weight: 600; line-height: 1.45; }
.case-summary { max-width: 34ch; margin: 12px 0 0; color: var(--muted); font-family: var(--font-cn); font-size: .75rem; font-weight: 400; line-height: 1.6; }
.case-role-line { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 8px 14px; align-items: baseline; margin-top: 18px; padding-top: 13px; border-top: 1px solid var(--line); }
.case-role-line span { color: var(--muted); font-family: var(--font-label); font-size: .52rem; font-weight: 500; letter-spacing: .13em; }
.case-role-line strong { font-family: var(--font-cn); font-size: .68rem; font-weight: 500; line-height: 1.45; }
.text-button { display: inline-flex; align-items: center; gap: 8px; margin-top: 18px; padding: 0 0 7px; border: 0; border-bottom: 1.5px solid var(--ink); background: transparent; font-family: var(--font-cn); font-size: .7rem; font-weight: 600; cursor: pointer; transition: color .2s ease, border-color .2s ease, gap .2s ease; }
.text-button:hover { gap: 12px; color: #397868; border-color: #397868; }
.text-button svg { width: 15px; height: 15px; }
.case-visual-wrap { position: relative; display: flex; min-width: 0; grid-area: visual; align-items: center; align-self: stretch; }
.case-visual { position: relative; display: grid; width: 100%; min-height: 360px; place-items: center; overflow: hidden; border-radius: 23px; background: var(--work-mint); }
.case-result-badge { position: absolute; right: 12px; bottom: 18px; display: grid; gap: 4px; max-width: 175px; padding: 10px 12px; border: 1px solid rgba(18, 22, 20, .1); border-radius: 11px; background: var(--work-paper); box-shadow: 5px 6px 0 rgba(18, 22, 20, .06); transform: rotate(-2deg); }
.case-result-badge small { color: var(--muted); font-family: var(--font-label); font-size: .48rem; font-weight: 500; letter-spacing: .13em; }
.case-result-badge strong { font-family: var(--font-cn); font-size: .66rem; font-weight: 500; line-height: 1.45; }
.case-thinking { display: grid; grid-area: thinking; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; min-width: 0; }
.thinking-module { display: grid; min-width: 0; min-height: 118px; grid-template-rows: auto auto auto 1fr; gap: 5px; padding: 11px 10px; border: 1px solid rgba(18, 22, 20, .1); border-radius: 12px; background: rgba(255, 255, 255, .52); }
.thinking-number { color: var(--muted); font-family: var(--font-label); font-size: .49rem; font-weight: 500; letter-spacing: .1em; }
.thinking-module strong { overflow: hidden; font-family: var(--font-cn); font-size: .68rem; font-weight: 600; line-height: 1.3; text-overflow: ellipsis; white-space: nowrap; }
.thinking-module small { overflow: hidden; color: var(--muted); font-family: var(--font-label); font-size: .43rem; font-weight: 500; letter-spacing: .06em; text-overflow: ellipsis; white-space: nowrap; }
.thinking-fragment { position: relative; display: flex; min-height: 27px; align-items: end; gap: 3px; margin-top: auto; }
.thinking-fragment i { display: block; width: 9px; height: 12px; border-radius: 2px; background: var(--mint-deep); }
.thinking-fragment i:nth-child(2) { height: 19px; background: #80b8a0; }
.thinking-fragment i:nth-child(3) { height: 15px; background: var(--yellow); }
.thinking-fragment-claim i:nth-child(1) { width: 25px; height: 5px; border-radius: 99px; }
.thinking-fragment-claim i:nth-child(2) { width: 16px; height: 5px; border-radius: 99px; }
.thinking-fragment-claim i:nth-child(3) { width: 7px; height: 7px; border-radius: 50%; background: var(--coral); }
.thinking-fragment-evidence i { width: 7px; height: 7px; border: 1px solid var(--mint-deep); border-radius: 50%; background: transparent; }
.thinking-fragment-evidence i:nth-child(2) { width: 26px; height: 1px; margin-bottom: 3px; border: 0; border-radius: 0; background: var(--mint-deep); }
.thinking-fragment-evidence i:nth-child(3) { width: 7px; height: 7px; border-color: var(--coral); background: transparent; }
.thinking-fragment-decision i:nth-child(1) { width: 11px; height: 11px; border: 2px solid var(--mint-deep); border-radius: 50%; background: transparent; }
.thinking-fragment-decision i:nth-child(2) { width: 23px; height: 1px; margin-bottom: 5px; border: 0; border-radius: 0; background: var(--muted); }
.thinking-fragment-decision i:nth-child(3) { width: 11px; height: 11px; border-radius: 50%; background: var(--coral); }
.thinking-fragment-student i:nth-child(1) { width: 14px; height: 14px; border-radius: 50%; background: var(--blue); }
.thinking-fragment-student i:nth-child(2) { width: 25px; height: 5px; border-radius: 99px; background: var(--mint-deep); }
.thinking-fragment-student i:nth-child(3) { width: 14px; height: 5px; border-radius: 99px; background: var(--coral); }
.thinking-fragment-course i:nth-child(1), .thinking-fragment-course i:nth-child(2), .thinking-fragment-course i:nth-child(3) { width: 7px; height: 7px; border-radius: 50%; background: var(--mint-deep); }
.thinking-fragment-course::before { position: absolute; bottom: 3px; left: 3px; width: 34px; height: 1px; background: var(--muted); content: ''; }
.thinking-fragment-course i:nth-child(2) { background: var(--blue); }
.thinking-fragment-course i:nth-child(3) { background: var(--coral); }
.thinking-fragment-feedback i { width: 7px; height: 7px; border-radius: 50%; background: var(--coral); }
.thinking-fragment-feedback i:nth-child(2) { width: 21px; height: 1px; margin-bottom: 3px; border: 0; border-radius: 0; background: var(--muted); }
.thinking-fragment-feedback i:nth-child(3) { background: var(--blue); }
.thinking-fragment-document i:nth-child(1) { width: 18px; height: 22px; border: 1px solid var(--muted); background: var(--paper); }
.thinking-fragment-document i:nth-child(2) { width: 21px; height: 4px; border-radius: 99px; background: var(--coral); }
.thinking-fragment-document i:nth-child(3) { width: 9px; height: 9px; border-radius: 50%; background: var(--yellow); }
.thinking-fragment-review i:nth-child(1), .thinking-fragment-review i:nth-child(2), .thinking-fragment-review i:nth-child(3) { width: 23px; height: 4px; border-radius: 99px; background: var(--mint-deep); }
.thinking-fragment-review i:nth-child(2) { width: 17px; background: var(--blue); }
.thinking-fragment-review i:nth-child(3) { width: 27px; background: var(--yellow); }
.thinking-fragment-task i { width: 9px; height: 9px; border: 1px solid var(--muted); background: transparent; }
.thinking-fragment-task i:nth-child(2) { width: 27px; height: 4px; margin-bottom: 3px; border: 0; border-radius: 99px; background: var(--muted); }
.thinking-fragment-task i:nth-child(3) { width: 17px; height: 4px; margin-bottom: 3px; border: 0; border-radius: 99px; background: var(--mint-deep); }
.thinking-fragment-focus i:nth-child(1) { width: 22px; height: 22px; border: 2px solid var(--mint-deep); border-radius: 50%; background: transparent; }
.thinking-fragment-focus i:nth-child(2) { width: 1px; height: 9px; margin: 0 0 4px -14px; border: 0; background: var(--muted); }
.thinking-fragment-focus i:nth-child(3) { width: 18px; height: 4px; margin: 0 0 3px 6px; border-radius: 99px; background: var(--coral); }
.case-stage.is-changing .case-stage-copy, .case-stage.is-changing .case-thinking { animation: case-switch-in .38s ease both; }
.case-stage.is-changing .case-visual-wrap { animation: case-visual-in .42s ease both .03s; }

@keyframes case-switch-in {
  from { opacity: .35; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes case-visual-in {
  from { opacity: .55; transform: scale(.98); }
  to { opacity: 1; transform: scale(1); }
}

/* Product visuals are deliberately built from interface primitives so the work remains legible without placeholder stock art. */
.visual-window { width: min(84%, 430px); padding: 18px; border: 1px solid rgba(18, 22, 20, .18); border-radius: 17px; background: var(--paper); box-shadow: 10px 12px 0 rgba(18, 22, 20, .11); transform: rotate(-2deg); }
.visual-window-bar { display: flex; align-items: center; justify-content: space-between; padding-bottom: 12px; border-bottom: 1px solid var(--line); color: var(--muted); font-family: var(--font-label); font-size: .52rem; font-weight: 500; letter-spacing: .1em; }
.visual-window-bar span:last-child { color: #4e9b79; font-size: .75rem; letter-spacing: 0; }
.claim-head, .audit-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 18px; }
.claim-head strong, .audit-head strong { font-family: var(--font-mixed); font-size: .78rem; font-weight: 600; line-height: 1.35; }
.status { padding: 5px 8px; border-radius: 5px; background: #d9f2ca; color: #327348; font-family: var(--font-label); font-size: .49rem; font-weight: 500; letter-spacing: .08em; }
.claim-copy { margin: 15px 0; padding: 12px; border-left: 3px solid #5a9ed1; background: #f0f5fa; font-family: var(--font-cn); font-size: .68rem; font-weight: 400; line-height: 1.7; }
.evidence-list { display: grid; gap: 8px; }
.evidence-list div { display: grid; grid-template-columns: 9px 1fr auto; align-items: center; gap: 8px; padding: 7px 0; border-top: 1px solid var(--line); color: var(--muted); font-family: var(--font-en); font-size: .57rem; font-weight: 500; line-height: 1.4; }
.evidence-list i { width: 7px; height: 7px; border-radius: 50%; background: #4e9b79; }
.evidence-list b { color: var(--ink); font-family: var(--font-en); font-size: .53rem; font-weight: 600; }
.visual-claim { background: var(--blue); }
.visual-audit { background: var(--mint); }
.audit-head { margin-top: 18px; }
.audit-doc { display: grid; gap: 7px; width: 57%; margin: 17px auto 15px; padding: 14px; border: 1px solid rgba(18, 22, 20, .15); background: #fff; transform: rotate(-4deg); }
.audit-doc span { display: block; height: 5px; border-radius: 999px; background: #cad8cd; }
.audit-doc span:nth-child(1) { width: 44%; height: 7px; background: #edb05e; }
.audit-doc span:nth-child(2) { width: 88%; }
.audit-doc span:nth-child(3) { width: 78%; }
.audit-doc span:nth-child(4) { width: 91%; }
.audit-doc span:nth-child(5) { width: 61%; }
.audit-metric { display: flex; align-items: end; justify-content: space-between; margin-top: 17px; }
.audit-metric strong { font-family: var(--font-en); font-size: clamp(2.5rem, 5vw, 4.5rem); font-weight: 700; line-height: .9; }
.audit-metric span { max-width: 100px; color: var(--muted); font-family: var(--font-en); font-size: .55rem; font-weight: 500; line-height: 1.45; text-align: right; }
.visual-lesson { background: var(--coral); }
.lesson-window { width: min(87%, 430px); padding: 17px; border: 1px solid rgba(18, 22, 20, .15); border-radius: 17px; background: var(--paper); box-shadow: 10px 12px 0 rgba(18, 22, 20, .11); transform: rotate(2deg); }
.lesson-header { display: flex; align-items: center; justify-content: space-between; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.lesson-header strong { font-family: var(--font-en); font-size: .87rem; font-weight: 600; }
.lesson-header span { color: var(--muted); font-family: var(--font-label); font-size: .51rem; font-weight: 500; }
.lesson-timeline { position: relative; display: grid; gap: 15px; margin-top: 20px; }
.lesson-timeline::before { position: absolute; top: 7px; bottom: 8px; left: 6px; width: 1px; background: rgba(18, 22, 20, .24); content: ''; }
.lesson-step { position: relative; display: grid; grid-template-columns: 14px 1fr; gap: 10px; align-items: start; }
.lesson-step i { position: relative; z-index: 1; width: 13px; height: 13px; border: 2px solid var(--ink); border-radius: 50%; background: var(--paper); }
.lesson-step.is-done i { background: #58a283; }
.lesson-step strong { display: block; font-family: var(--font-en); font-size: .66rem; font-weight: 600; line-height: 1.3; }
.lesson-step small { display: block; margin-top: 3px; color: var(--muted); font-family: var(--font-en); font-size: .52rem; font-weight: 500; line-height: 1.45; }
.visual-notion { background: var(--yellow); }
.notion-window { width: min(84%, 395px); padding: 20px; border: 1px solid rgba(18, 22, 20, .16); border-radius: 19px; background: var(--paper); box-shadow: 10px 12px 0 rgba(18, 22, 20, .1); transform: rotate(-1deg); }
.notion-top { display: flex; align-items: center; justify-content: space-between; color: var(--muted); font-family: var(--font-label); font-size: .52rem; font-weight: 500; letter-spacing: .09em; }
.notion-timer { display: flex; align-items: end; justify-content: space-between; margin-top: 29px; }
.notion-timer strong { font-family: var(--font-en); font-size: clamp(2.7rem, 5vw, 4.7rem); font-weight: 700; line-height: .9; }
.notion-timer span { color: #4b775b; font-family: var(--font-en); font-size: .57rem; font-weight: 500; line-height: 1.45; }
.notion-task { margin-top: 24px; padding-top: 13px; border-top: 1px solid var(--line); font-family: var(--font-en); font-size: .72rem; font-weight: 600; line-height: 1.4; }
.notion-progress { height: 8px; margin-top: 12px; overflow: hidden; border-radius: 99px; background: #e6e0c5; }
.notion-progress span { display: block; width: 68%; height: 100%; border-radius: inherit; background: #5e9e7c; }
.notion-foot { display: flex; justify-content: space-between; margin-top: 11px; color: var(--muted); font-family: var(--font-en); font-size: .52rem; font-weight: 500; }
.visual-claim, .visual-audit, .visual-lesson, .visual-notion { background: var(--work-mint); }
.visual-window, .lesson-window, .notion-window { box-shadow: 8px 10px 0 rgba(18, 22, 20, .07); }

.lab-section { background: #e6f4f0; }
.lab-layout { display: grid; grid-template-columns: minmax(280px, .75fr) minmax(0, 1.25fr); align-items: center; gap: clamp(35px, 8vw, 130px); width: min(1180px, 100%); min-height: 650px; margin: auto; }
.lab-copy { max-width: 420px; }
.lab-copy > p:not(.eyebrow) { margin: 26px 0 0; color: var(--muted); font-family: var(--font-cn); font-size: .91rem; font-weight: 400; line-height: 1.8; }
.lab-detail { margin-top: 45px; padding-top: 18px; border-top: 1px solid var(--line); }
.lab-detail-index { color: var(--muted); font-family: var(--font-label); font-size: .57rem; font-weight: 500; letter-spacing: .1em; }
.lab-detail strong { display: block; margin-top: 12px; font-family: var(--font-cn); font-size: 1.2rem; font-weight: 600; line-height: 1.3; }
.lab-detail p { margin: 10px 0 0; color: var(--muted); font-family: var(--font-cn); font-size: .77rem; font-weight: 400; line-height: 1.7; }
.lab-visual-area { min-width: 0; }
.lab-rail { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; align-items: end; }
.lab-card { position: relative; display: grid; min-height: 160px; align-content: space-between; padding: 15px; border: 1px solid rgba(18, 22, 20, .13); border-radius: 17px; background: rgba(255, 255, 255, .62); text-align: left; cursor: pointer; transition: transform .25s ease, background .25s ease, box-shadow .25s ease; }
.lab-card:hover { transform: translateY(-5px); background: #fff; box-shadow: var(--small-shadow); }
.lab-card.is-active { transform: translateY(-13px); background: #fff; box-shadow: var(--small-shadow); }
.lab-card-no { color: var(--muted); font-family: var(--font-label); font-size: .52rem; font-weight: 500; }
.lab-card-icon { display: grid; width: 39px; height: 39px; place-items: center; border-radius: 50%; font-family: var(--font-label); font-size: 1.25rem; font-weight: 500; }
.icon-blue { background: var(--blue); }
.icon-green { background: var(--mint-deep); }
.icon-coral { background: var(--coral); }
.icon-yellow { background: var(--yellow); }
.lab-card strong { margin-top: 17px; font-family: var(--font-cn); font-size: .75rem; font-weight: 600; line-height: 1.35; }
.lab-card small { margin-top: 3px; color: var(--muted); font-family: var(--font-mixed); font-size: .55rem; font-weight: 500; line-height: 1.4; }
.lab-device { min-height: 360px; margin-top: 22px; padding: 19px; border: 1px solid rgba(18, 22, 20, .15); border-radius: 24px; background: #fefef9; box-shadow: 14px 16px 0 rgba(18, 22, 20, .1); }
.device-bar, .device-footer { display: flex; align-items: center; justify-content: space-between; color: var(--muted); font-family: var(--font-label); font-size: .54rem; font-weight: 500; letter-spacing: .09em; }
.device-bar { padding-bottom: 13px; border-bottom: 1px solid var(--line); }
.device-bar span:last-child { color: #4e9b79; letter-spacing: 0; }
.device-body { display: grid; min-height: 267px; place-items: center; padding: 23px 10px; }
.device-footer { padding-top: 13px; border-top: 1px solid var(--line); }
.device-footer span:last-child { color: var(--ink); letter-spacing: .04em; }
.device-visual { width: min(100%, 560px); }
.device-label { color: var(--muted); font-family: var(--font-label); font-size: .54rem; font-weight: 500; letter-spacing: .12em; }
.device-title { margin-top: 12px; font-family: var(--font-mixed); font-size: clamp(1.5rem, 3vw, 2.8rem); font-weight: 600; line-height: 1.15; }
.eval-grid { display: grid; grid-template-columns: 1.1fr .8fr; gap: 22px; align-items: stretch; margin-top: 20px; }
.eval-chart, .eval-score { min-height: 135px; padding: 16px; border: 1px solid var(--line); border-radius: 13px; background: #f4f7f0; }
.eval-chart { display: flex; align-items: end; gap: 10px; }
.eval-bar { flex: 1; height: var(--height); border-radius: 8px 8px 2px 2px; background: #6fae94; }
.eval-bar:nth-child(2) { background: #85bde1; }
.eval-bar:nth-child(3) { background: #e6aa67; }
.eval-bar:nth-child(4) { background: #9acba7; }
.eval-score { display: flex; flex-direction: column; justify-content: space-between; }
.eval-score strong { font-family: var(--font-en); font-size: 2.7rem; font-weight: 700; line-height: .9; }
.eval-score span { color: var(--muted); font-family: var(--font-cn); font-size: .57rem; font-weight: 400; line-height: 1.5; }
.rag-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 19px; }
.rag-source, .rag-answer { padding: 15px; border: 1px solid var(--line); border-radius: 13px; }
.rag-source { background: #eff8ee; }
.rag-answer { background: #eff5fb; }
.rag-grid small { color: var(--muted); font-family: var(--font-label); font-size: .53rem; font-weight: 500; letter-spacing: .1em; }
.rag-grid p { margin: 11px 0 0; font-family: var(--font-cn); font-size: .68rem; font-weight: 400; line-height: 1.7; }
.research-grid { display: grid; grid-template-columns: .75fr 1fr; gap: 20px; align-items: center; margin-top: 20px; }
.research-number { font-family: var(--font-en); font-size: clamp(3.2rem, 7vw, 6rem); font-weight: 700; line-height: .9; }
.research-copy { display: grid; gap: 10px; }
.research-copy span { display: flex; align-items: center; justify-content: space-between; padding-bottom: 9px; border-bottom: 1px solid var(--line); font-family: var(--font-mixed); font-size: .68rem; font-weight: 500; line-height: 1.45; }
.research-copy b { font-family: var(--font-en); font-weight: 600; }
.build-grid { display: grid; grid-template-columns: 1fr .8fr; gap: 18px; align-items: stretch; margin-top: 19px; }
.build-window { padding: 18px; border-radius: 14px; background: #151b18; color: #f8f9ef; }
.build-window p { margin: 0; color: #afc4b3; font-family: var(--font-en); font-size: .61rem; font-weight: 500; line-height: 1.65; }
.build-window strong { display: block; margin-top: 16px; color: #fff; font-family: var(--font-en); font-size: 1rem; font-weight: 600; line-height: 1.3; }
.build-step-list { display: grid; gap: 9px; }
.build-step-list span { display: flex; align-items: center; gap: 8px; padding: 8px; border-radius: 7px; background: #f3f4ed; font-family: var(--font-en); font-size: .59rem; font-weight: 500; line-height: 1.4; }
.build-step-list i { width: 7px; height: 7px; border-radius: 50%; background: #5c9f80; }

.contact-actions { margin-top: 24px; }
.copy-feedback { min-height: 1em; margin: 10px 0 0; color: #397868; font-family: var(--font-cn); font-size: .63rem; font-weight: 500; }
.site-footer { display: flex; justify-content: space-between; gap: 18px; width: min(1180px, 100%); margin: 35px auto 0; padding-top: 17px; border-top: 1px solid var(--line); color: var(--muted); font-family: var(--font-label); font-size: .55rem; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; }

.case-dialog { position: fixed; z-index: 40; display: grid; grid-template-columns: minmax(280px, .9fr) minmax(320px, 1.1fr); width: min(950px, calc(100% - 32px)); max-height: min(720px, calc(100vh - 40px)); padding: 0; overflow: auto; border: 1px solid rgba(18, 22, 20, .1); border-radius: 25px; background: var(--paper); box-shadow: 0 30px 90px rgba(18, 22, 20, .3); }
.case-dialog:not([open]) { display: none; }
.case-dialog::backdrop { background: rgba(18, 22, 20, .52); backdrop-filter: blur(5px); }
.dialog-close { position: absolute; z-index: 2; top: 15px; right: 15px; display: grid; width: 36px; height: 36px; place-items: center; padding: 0; border: 1px solid var(--ink); border-radius: 50%; background: rgba(255, 255, 255, .87); cursor: pointer; transition: background .2s ease, transform .2s ease; }
.dialog-close:hover { background: var(--yellow); transform: rotate(8deg); }
.dialog-close svg { width: 16px; height: 16px; }
.dialog-visual { display: grid; min-height: 520px; place-items: center; padding: 28px; background: var(--blue); }
.dialog-content { padding: clamp(30px, 5vw, 54px); overflow: auto; }
.dialog-content h2 { max-width: 430px; margin: 15px 0 12px; font-family: var(--font-mixed); font-size: clamp(2.2rem, 4.2vw, 4.3rem); font-weight: 700; line-height: 1.15; }
.dialog-lede { margin: 0; color: var(--muted); font-family: var(--font-cn); font-size: .82rem; font-weight: 400; line-height: 1.8; }
.dialog-facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 25px; padding: 15px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.dialog-facts div { display: grid; gap: 6px; min-width: 0; }
.dialog-facts small, .dialog-sections span { color: var(--muted); font-family: var(--font-label); font-size: .5rem; font-weight: 500; letter-spacing: .11em; }
.dialog-facts strong { font-family: var(--font-mixed); font-size: .62rem; font-weight: 500; line-height: 1.45; overflow-wrap: anywhere; }
.dialog-sections { display: grid; gap: 18px; margin-top: 22px; }
.dialog-sections div { padding-top: 14px; border-top: 1px solid var(--line); }
.dialog-sections p { margin: 7px 0 0; color: var(--muted); font-family: var(--font-cn); font-size: .73rem; font-weight: 400; line-height: 1.7; }
.dialog-content > .text-button { margin-top: 26px; }

@media (max-width: 1050px) {
  .site-nav { grid-template-columns: minmax(170px, 1fr) auto minmax(100px, 1fr); }
  .nav-links a { padding-inline: 11px; }
  .hero-shell { grid-template-columns: minmax(0, 1.18fr) minmax(0, .82fr); padding-inline: clamp(24px, 4vw, 42px); }
  .hero-copy { max-width: 620px; }
  .hero-copy h1 { font-size: clamp(3rem, 5.2vw, 4.8rem); }
  .hero-lede { max-width: 620px; font-size: clamp(1rem, 1.5vw, 1.1rem); }
  .hero-art { min-height: 520px; }
  .case-panel { grid-template-columns: minmax(220px, 25%) minmax(0, 1fr); }
  .case-stage { grid-template-columns: minmax(0, 1.08fr) minmax(250px, .92fr); }
  .case-stage { gap: 28px; padding: 37px; }
}

@media (max-width: 820px) {
  .top-reveal-zone { display: none; }
  .site-nav { grid-template-columns: 1fr auto; padding-right: 12px; }
  .nav-links { position: absolute; top: calc(100% + 10px); right: 0; left: 0; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 9px 13px; border: 1px solid rgba(18, 22, 20, .1); border-radius: 18px; background: rgba(255, 255, 255, .93); box-shadow: var(--small-shadow); }
  .nav-links.is-open { display: flex; }
  .nav-links a { border-radius: 10px; }
  .mobile-nav-contact { display: block; }
  .nav-mail { display: none; }
  .menu-button { display: grid; }
  .hero-shell { grid-template-columns: 1fr; gap: 18px; }
  .hero-copy { max-width: 640px; }
  .hero-art { min-height: 520px; }
  .portrait-sheet { right: 5%; width: min(70%, 390px); }
  .hero-scroll-cue { width: 100%; justify-content: flex-start; }
  .case-panel { grid-template-columns: 1fr; }
  .case-index { display: grid; grid-template-columns: repeat(4, minmax(148px, 1fr)); gap: 0 8px; overflow-x: auto; border-right: 0; border-bottom: 1px solid var(--line); padding: 19px 15px 15px; scrollbar-width: none; }
  .case-index::-webkit-scrollbar { display: none; }
  .case-index-title { grid-column: 1 / -1; }
  .case-controls { grid-column: 1 / -1; margin-top: 17px; }
  .case-index-item { min-width: 148px; }
  .case-stage { grid-template-columns: 1fr; grid-template-rows: auto auto auto; grid-template-areas: 'copy' 'visual' 'thinking'; }
  .case-stage h3 { max-width: 15ch; }
  .case-visual { min-height: 300px; }
  .lab-layout { grid-template-columns: 1fr; min-height: auto; }
  .lab-layout { gap: 48px; }
}

@media (max-width: 570px) {
  .site-nav { top: 12px; width: calc(100% - 24px); min-height: 60px; padding-left: 14px; }
  .brand-mark { width: 35px; height: 35px; font-size: .82rem; }
  .brand-text strong { font-size: .67rem; }
  .brand-text small { font-size: .4rem; }
  .section { --section-label-size: .53rem; padding: calc(106px - var(--section-label-block)) 17px 48px; }
  .section-number { font-size: var(--section-label-size); }
  .hero-section { min-height: auto; padding-top: calc(117px - var(--section-label-block)); }
  .hero-shell { min-height: auto; padding: 25px 18px 17px; border-radius: 24px; }
  .hero-copy h1 { font-size: clamp(2.2rem, 7.4vw, 3rem); letter-spacing: -.035em; line-height: 1.04; }
  .hero-copy h1 > strong { font-size: 1em; letter-spacing: inherit; }
  .hero-copy h1 > span, .hero-copy h1 > em, .hero-copy h1 > strong { white-space: normal; }
  .hero-lede { max-width: 100%; gap: 14px; margin-top: 32px; font-size: .9rem; line-height: 1.75; }
  .hero-tags { gap: 6px; margin-top: 25px; }
  .hero-tags span { padding: 9px 12px; font-size: .63rem; }
  .hero-actions { gap: 10px; margin-top: 28px; }
  .hero-method-label { margin-top: 16px; margin-left: 2px; font-size: .46rem; letter-spacing: .12em; }
  .button { min-height: 41px; padding: 10px 13px; font-size: .64rem; }
  .hero-art { min-height: 500px; margin-top: 2px; }
  .portrait-sheet { top: 6%; right: 8%; width: 72%; padding: 10px; border-radius: 18px; }
  .sheet-topline, .sheet-footer { font-size: .38rem; }
  .portrait-window { margin-top: 8px; border-radius: 13px; }
  .portrait-caption { right: 10%; bottom: 7px; left: 10%; padding: 6px 5px; font-size: .38rem; }
  .hero-scroll-cue { width: 100%; margin-top: 18px; justify-content: flex-start; }
  .scroll-cue { font-size: .54rem; }
  .scroll-cue i { width: 30px; height: 30px; }
  .centered-heading h2, .lab-copy h2 { font-size: clamp(2.55rem, 13vw, 4.6rem); }
  .centered-heading > p:last-child { font-size: .77rem; }
  .case-panel { border-radius: 22px; }
  .case-index { grid-template-columns: repeat(4, minmax(132px, 1fr)); }
  .case-index-item { min-width: 132px; min-height: 62px; padding: 10px 6px; }
  .case-index-item:hover, .case-index-item.is-active { padding-left: 9px; }
  .case-index-item strong { font-size: .64rem; }
  .case-index-item small { font-size: .5rem; }
  .case-stage { gap: 27px; padding: 25px 18px 22px; }
  .case-meta { font-size: .46rem; }
  .case-stage h3 { margin-top: 17px; font-size: clamp(2rem, 12vw, 3.4rem); }
  .case-subtitle { font-size: .86rem; }
  .case-summary { font-size: .7rem; }
  .case-role-line { margin-top: 19px; }
  .case-visual { min-height: 255px; border-radius: 18px; }
  .case-thinking { gap: 6px; }
  .thinking-module { min-height: 102px; padding: 9px 8px; }
  .thinking-module strong { font-size: .6rem; }
  .thinking-module small { font-size: .39rem; letter-spacing: .03em; }
  .visual-window, .lesson-window, .notion-window { width: 83%; padding: 12px; }
  .visual-window-bar { padding-bottom: 8px; font-size: .4rem; }
  .claim-head, .audit-head { margin-top: 12px; }
  .claim-head strong, .audit-head strong { font-size: .61rem; }
  .status { padding: 4px 5px; font-size: .39rem; }
  .claim-copy { margin: 9px 0; padding: 8px; font-size: .53rem; }
  .evidence-list { gap: 4px; }
  .evidence-list div { gap: 5px; padding: 5px 0; font-size: .45rem; }
  .evidence-list b { font-size: .42rem; }
  .audit-doc { margin: 11px auto 8px; padding: 9px; }
  .audit-doc span { height: 3px; }
  .audit-metric { margin-top: 10px; }
  .audit-metric strong { font-size: 2.3rem; }
  .audit-metric span { font-size: .44rem; }
  .lesson-header strong { font-size: .67rem; }
  .lesson-header span { font-size: .42rem; }
  .lesson-timeline { gap: 9px; margin-top: 12px; }
  .lesson-step { gap: 6px; }
  .lesson-step i { width: 10px; height: 10px; }
  .lesson-step strong { font-size: .5rem; }
  .lesson-step small { font-size: .42rem; }
  .notion-timer { margin-top: 19px; }
  .notion-timer strong { font-size: 2.6rem; }
  .notion-task { margin-top: 16px; font-size: .55rem; }
  .notion-foot { font-size: .42rem; }
  .lab-layout { gap: 32px; }
  .lab-copy > p:not(.eyebrow) { font-size: .78rem; }
  .lab-detail { margin-top: 30px; }
  .lab-rail { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .lab-card { min-height: 122px; padding: 11px; border-radius: 12px; }
  .lab-card.is-active { transform: translateY(-6px); }
  .lab-card-icon { width: 30px; height: 30px; font-size: .95rem; }
  .lab-card strong { margin-top: 9px; font-size: .63rem; }
  .lab-card small { font-size: .45rem; }
  .lab-device { min-height: 280px; margin-top: 14px; padding: 13px; border-radius: 17px; box-shadow: 8px 9px 0 rgba(18, 22, 20, .1); }
  .device-bar, .device-footer { font-size: .43rem; }
  .device-body { min-height: 203px; padding: 15px 5px; }
  .device-label { font-size: .43rem; }
  .device-title { font-size: 1.35rem; }
  .eval-grid, .research-grid, .build-grid, .rag-grid { gap: 8px; }
  .eval-chart, .eval-score, .rag-source, .rag-answer, .build-window { min-height: 100px; padding: 10px; }
  .eval-chart { gap: 5px; }
  .eval-score strong { font-size: 2rem; }
  .eval-score span, .rag-grid small, .rag-grid p, .build-window p, .build-step-list span { font-size: .44rem; }
  .research-number { font-size: 3.2rem; }
  .research-copy span { font-size: .49rem; }
  .build-window strong { margin-top: 9px; font-size: .72rem; }
  .build-step-list { gap: 5px; }
  .build-step-list span { gap: 4px; padding: 5px; }
  .contact-actions { gap: 7px; }
  .site-footer { align-items: flex-start; flex-direction: column; gap: 8px; font-size: .48rem; }
  .case-dialog { grid-template-columns: 1fr; max-height: calc(100vh - 24px); border-radius: 19px; }
  .dialog-visual { min-height: 240px; padding: 17px; }
  .dialog-content { padding: 28px 20px 30px; }
  .dialog-content h2 { font-size: 2.55rem; }
  .dialog-facts { gap: 7px; }
  .dialog-facts strong { font-size: .54rem; }
  .dialog-sections p { font-size: .66rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
}

/* Work refinement: keep the existing case panel, but make its content source-led and easier to scan. */
.work-section .section-heading { width: min(820px, 100%); margin-bottom: clamp(42px, 5vw, 64px); }
.work-section .centered-heading h2 { max-width: 820px; margin-inline: auto; font-size: clamp(3.625rem, 5vw, 5.125rem); font-weight: 750; letter-spacing: -.03em; line-height: 1.05; }
.work-section .centered-heading h2 em { display: block; color: #3f776c; font-style: normal; }
.work-section .centered-heading > p:last-child { max-width: 780px; margin-top: 25px; font-size: clamp(.94rem, 1.25vw, 1.06rem); line-height: 1.7; }
.work-section .case-panel { grid-template-rows: minmax(570px, auto) auto; width: min(1240px, 100%); min-height: 650px; border-radius: 30px; box-shadow: 0 18px 48px rgba(56, 76, 58, .08); }
.work-section .case-index { padding: 31px 23px 24px; background: rgba(230, 247, 222, .5); }
.work-section .case-index-title { margin-bottom: 17px; font-size: .59rem; letter-spacing: .15em; }
.work-section .case-index-item { grid-template-columns: 30px minmax(0, 1fr); gap: 2px 9px; min-height: 77px; padding: 14px 11px; transition: background .2s ease, padding .2s ease, color .2s ease; }
.work-section .case-index-item:hover, .work-section .case-index-item.is-active { padding-left: 14px; background: rgba(255, 253, 248, .9); }
.work-section .case-index-item > span { padding-top: 1px; font-size: .64rem; }
.work-section .case-index-item strong { overflow-wrap: anywhere; font-size: .82rem; line-height: 1.35; text-overflow: clip; white-space: normal; }
.work-section .case-index-item small { font-size: .61rem; line-height: 1.45; }
.work-section .case-controls { padding-top: 26px; }
.work-section .case-stage { grid-template-columns: minmax(0, 1.08fr) minmax(290px, .92fr); grid-template-rows: auto auto; grid-template-areas: 'copy visual' 'thinking visual'; column-gap: clamp(28px, 3.2vw, 48px); row-gap: 27px; min-height: 756px; padding: clamp(39px, 4.1vw, 58px); }
.work-section .case-stage h3 { max-width: 100%; margin: 18px 0 9px; font-size: clamp(2.35rem, 3.65vw, 4.15rem); letter-spacing: -.025em; line-height: 1.04; overflow-wrap: anywhere; }
.work-section .case-subtitle { max-width: 35ch; font-size: clamp(.92rem, 1.15vw, 1.05rem); line-height: 1.5; }
.work-section .case-summary { max-width: 36ch; margin-top: 13px; font-size: .82rem; line-height: 1.65; }
.work-section .case-role-line { margin-top: 21px; padding-top: 14px; }
.work-section .case-role-line strong { font-size: .72rem; line-height: 1.55; }
.work-section .text-button { margin-top: 19px; }
.work-section .case-visual-wrap { align-self: stretch; }
.work-section .case-visual { min-height: 355px; border-radius: 24px; background: var(--work-mint); }
.work-section .case-result-badge { right: 9px; bottom: 17px; max-width: 205px; padding: 10px 12px; border-radius: 10px; box-shadow: 4px 5px 0 rgba(18, 22, 20, .05); transform: rotate(-1deg); }
.work-section .case-result-badge small { font-size: .5rem; }
.work-section .case-result-badge strong { font-size: .7rem; }
.work-section .case-thinking { display: grid; grid-template-columns: 1fr; align-content: start; gap: 11px; }
.work-section .thinking-header { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding-bottom: 8px; border-bottom: 1px solid rgba(18, 22, 20, .12); color: var(--muted); font-family: var(--font-label); font-size: .49rem; font-weight: 500; letter-spacing: .12em; }
.work-section .thinking-header span:last-child { color: var(--soft-muted); letter-spacing: .08em; text-align: right; }
.work-section .thinking-flow { display: flex; flex-wrap: wrap; align-items: stretch; gap: 13px 5px; min-width: 0; }
.work-section .thinking-node { position: relative; display: grid; min-width: 0; min-height: 70px; flex: 0 0 calc((100% - 10px) / 3); align-content: start; gap: 3px; padding: 8px 8px 10px; border-bottom: 1px solid rgba(18, 22, 20, .18); background: transparent; }
.work-section .thinking-node::after { position: absolute; top: 29px; right: 3px; color: var(--mint-deep); content: '→'; font-family: var(--font-en); font-size: .78rem; font-weight: 500; }
.work-section .thinking-node:last-child::after { display: none; }
.work-section .thinking-node:nth-child(3)::after { top: auto; right: 7px; bottom: -14px; content: '↘'; }
.work-section .thinking-number { color: var(--soft-muted); font-family: var(--font-label); font-size: .49rem; letter-spacing: .09em; }
.work-section .thinking-node strong { font-family: var(--font-cn); font-size: .68rem; font-weight: 600; line-height: 1.35; overflow-wrap: anywhere; }
.work-section .thinking-node small { color: var(--muted); font-family: var(--font-label); font-size: .43rem; font-weight: 500; letter-spacing: .05em; line-height: 1.25; overflow-wrap: anywhere; }
.work-section .thinking-node-mark { display: block; width: 24px; height: 4px; margin-top: auto; border-radius: 999px; background: var(--mint-deep); }
.work-section .thinking-node-mark-evidence, .work-section .thinking-node-mark-retrieve { width: 10px; height: 10px; border: 1.5px solid var(--mint-deep); border-radius: 50%; background: transparent; }
.work-section .thinking-node-mark-risk, .work-section .thinking-node-mark-decision { width: 10px; height: 10px; border: 1.5px solid #e69d89; border-radius: 50%; background: transparent; }
.work-section .thinking-node-mark-rewrite, .work-section .thinking-node-mark-practice { width: 28px; height: 1px; border-radius: 0; background: var(--muted); }
.work-section .thinking-decision { display: grid; gap: 5px; margin-top: 1px; padding: 8px 0 0 11px; border-left: 2px solid var(--mint-deep); }
.work-section .thinking-decision span { color: var(--muted); font-family: var(--font-label); font-size: .45rem; font-weight: 500; letter-spacing: .1em; }
.work-section .thinking-decision strong { font-family: var(--font-cn); font-size: .66rem; font-weight: 500; line-height: 1.5; }
.work-section .case-more-projects { display: grid; grid-column: 1 / -1; grid-template-columns: minmax(180px, .7fr) minmax(0, 1fr) auto; gap: 20px; align-items: center; min-width: 0; padding: 16px 25px 17px; border-top: 1px solid var(--line); background: rgba(255, 253, 248, .58); }
.work-section .case-more-project-copy { display: grid; grid-template-columns: auto auto; gap: 2px 12px; align-items: baseline; min-width: 0; }
.work-section .case-more-project-copy > span { grid-column: 1 / -1; color: var(--muted); font-family: var(--font-label); font-size: .5rem; font-weight: 500; letter-spacing: .14em; }
.work-section .case-more-project-copy strong { font-family: var(--font-cn); font-size: .92rem; font-weight: 600; }
.work-section .case-more-project-copy small { color: var(--muted); font-family: var(--font-label); font-size: .48rem; font-weight: 500; letter-spacing: .08em; }
.work-section .case-more-projects p { margin: 0; color: var(--muted); font-family: var(--font-cn); font-size: .68rem; line-height: 1.55; }
.work-section .case-more-status { color: var(--soft-muted); font-family: var(--font-label); font-size: .48rem; font-weight: 500; letter-spacing: .12em; }

/* Work product artifacts use one paper language with four distinct information patterns. */
.work-section .case-visual { padding: 22px; }
.work-section .claim-sheet, .work-section .audit-sheet, .work-section .scenario-sheet, .work-section .rag-sheet { width: min(100%, 390px); min-height: 270px; padding: 17px; border: 1px solid rgba(18, 22, 20, .12); border-radius: 17px; background: var(--work-paper); box-shadow: 7px 8px 0 rgba(18, 22, 20, .06); }
.work-section .claim-sheet-top, .work-section .audit-sheet-top, .work-section .scenario-sheet-top, .work-section .rag-sheet-top { display: flex; justify-content: space-between; gap: 10px; padding-bottom: 11px; border-bottom: 1px solid var(--line); color: var(--muted); font-family: var(--font-label); font-size: .49rem; font-weight: 500; letter-spacing: .1em; }
.work-section .claim-sheet-top span:last-child, .work-section .audit-sheet-top span:last-child, .work-section .scenario-sheet-top span:last-child, .work-section .rag-sheet-top span:last-child { color: #4e9b79; }
.work-section .claim-report-row { display: grid; grid-template-columns: 1fr auto; gap: 5px 12px; padding: 11px 0 10px; border-bottom: 1px solid var(--line); }
.work-section .claim-report-row small, .work-section .audit-flow small, .work-section .scenario-word small, .work-section .scenario-context small, .work-section .rag-hit small { color: var(--muted); font-family: var(--font-label); font-size: .46rem; font-weight: 500; letter-spacing: .1em; }
.work-section .claim-report-row strong { grid-column: 1 / -1; font-family: var(--font-cn); font-size: .79rem; font-weight: 600; line-height: 1.35; }
.work-section .claim-report-row span { color: var(--muted); font-family: var(--font-cn); font-size: .56rem; line-height: 1.35; }
.work-section .claim-report-row.is-highlight { padding-inline: 9px; border-left: 3px solid #78a9be; background: #f0f5f3; }
.work-section .claim-report-row.is-highlight strong { color: #397868; }
.work-section .audit-sheet { background: #fcfdf8; }
.work-section .audit-flow { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 4px; align-items: center; margin-top: 29px; }
.work-section .audit-flow > div { min-width: 0; }
.work-section .audit-flow small { display: block; font-size: .42rem; }
.work-section .audit-flow strong { display: block; margin-top: 6px; font-family: var(--font-cn); font-size: .61rem; font-weight: 600; line-height: 1.35; overflow-wrap: anywhere; }
.work-section .audit-flow > i { color: var(--mint-deep); font-family: var(--font-en); font-size: .85rem; font-style: normal; text-align: center; }
.work-section .audit-result { display: grid; grid-template-columns: 1fr repeat(3, auto); gap: 7px; align-items: center; margin-top: 22px; padding: 10px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.work-section .audit-result span { color: var(--muted); font-family: var(--font-label); font-size: .44rem; letter-spacing: .09em; }
.work-section .audit-result strong { padding: 4px 5px; border: 1px solid rgba(63, 119, 108, .25); border-radius: 4px; color: #397868; font-family: var(--font-label); font-size: .43rem; font-weight: 600; letter-spacing: .06em; }
.work-section .audit-result strong:nth-of-type(2) { border-color: rgba(208, 157, 74, .35); color: #97702f; }
.work-section .audit-result strong:nth-of-type(3) { border-color: rgba(190, 116, 93, .3); color: #a15f4d; }
.work-section .audit-evidence { display: grid; grid-template-columns: auto 1fr; gap: 2px 9px; align-items: baseline; margin-top: 15px; }
.work-section .audit-evidence strong, .work-section .audit-evidence b { font-family: var(--font-en); font-size: 1.45rem; font-weight: 700; line-height: .95; }
.work-section .audit-evidence b { font-size: .74rem; font-weight: 600; }
.work-section .audit-evidence span { color: var(--muted); font-family: var(--font-cn); font-size: .5rem; line-height: 1.3; }
.work-section .audit-evidence span:nth-of-type(2) { grid-column: 2; }
.work-section .scenario-sheet { background: #fffdf5; }
.work-section .scenario-sheet-main { display: grid; grid-template-columns: 1fr auto 1fr; gap: 12px; align-items: center; margin-top: 30px; }
.work-section .scenario-word, .work-section .scenario-context { display: grid; gap: 6px; min-width: 0; }
.work-section .scenario-word strong { font-family: var(--font-en); font-size: clamp(1.65rem, 3vw, 2.35rem); font-weight: 700; letter-spacing: -.03em; }
.work-section .scenario-word span, .work-section .scenario-context span { color: var(--muted); font-family: var(--font-cn); font-size: .56rem; line-height: 1.35; }
.work-section .scenario-context { padding-left: 11px; border-left: 2px solid #edb08d; }
.work-section .scenario-context strong { font-family: var(--font-cn); font-size: .77rem; font-weight: 600; line-height: 1.35; }
.work-section .scenario-arrow { color: #e6a56f; font-family: var(--font-en); font-size: 1.4rem; }
.work-section .scenario-practice { display: flex; align-items: center; gap: 6px; margin-top: 30px; color: #9e7044; font-family: var(--font-label); font-size: .47rem; font-weight: 500; letter-spacing: .07em; }
.work-section .scenario-practice i { display: block; width: 18px; height: 1px; background: #e9aa85; }
.work-section .scenario-footer, .work-section .rag-foot { display: flex; justify-content: space-between; gap: 10px; margin-top: 24px; padding-top: 11px; border-top: 1px solid var(--line); color: var(--muted); font-family: var(--font-label); font-size: .45rem; font-weight: 500; letter-spacing: .09em; }
.work-section .rag-sheet { background: #fdfefa; }
.work-section .rag-fragments { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 26px; }
.work-section .rag-fragments span { padding: 6px 8px; border: 1px solid rgba(94, 158, 124, .25); border-radius: 5px; background: #f0f7ee; color: #4f7661; font-family: var(--font-cn); font-size: .58rem; }
.work-section .rag-connector { width: 1px; height: 19px; margin: 0 0 0 22px; border-left: 1px dashed #83b5a0; }
.work-section .rag-chunks { display: flex; gap: 6px; }
.work-section .rag-chunks span { flex: 1; padding: 10px 6px; border: 1px solid rgba(96, 145, 176, .25); background: #f1f6fa; color: #58758a; font-family: var(--font-label); font-size: .44rem; letter-spacing: .06em; text-align: center; }
.work-section .rag-hit { display: grid; grid-template-columns: 1fr auto; gap: 4px 11px; margin-top: 18px; padding: 10px 11px; border-left: 2px solid #75a7bb; background: #f1f6fa; }
.work-section .rag-hit strong { font-family: var(--font-cn); font-size: .72rem; font-weight: 600; }
.work-section .rag-hit span { color: var(--muted); font-family: var(--font-label); font-size: .45rem; letter-spacing: .08em; }
.work-section .rag-foot { margin-top: 20px; }
.work-section .rag-foot b { color: #4e9b79; font-weight: 600; }
.work-section .case-stage.is-changing .case-stage-copy, .work-section .case-stage.is-changing .case-thinking { animation: work-case-switch-in .28s ease both; }
.work-section .case-stage.is-changing .case-visual-wrap { animation: work-case-visual-in .32s ease both .02s; }
@keyframes work-case-switch-in {
  from { opacity: 0; transform: translateY(5px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes work-case-visual-in {
  from { opacity: 0; transform: translateY(5px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1050px) {
  .work-section .case-panel { grid-template-columns: minmax(220px, 25%) minmax(0, 1fr); }
  .work-section .case-stage { grid-template-columns: minmax(0, 1fr) minmax(260px, .95fr); gap: 25px; padding: 38px; }
  .work-section .case-visual { padding: 17px; }
  .work-section .case-stage h3 { font-size: clamp(2.15rem, 3.8vw, 3.25rem); }
  .work-section .case-role-line { grid-template-columns: 1fr; gap: 5px; }
}

@media (max-width: 820px) {
  .work-section .section-heading { margin-bottom: 38px; }
  .work-section .centered-heading h2 { max-width: 700px; font-size: clamp(3rem, 8vw, 4.6rem); }
  .work-section .centered-heading > p:last-child { max-width: 680px; }
  .work-section .case-panel { grid-template-columns: 1fr; grid-template-rows: auto auto auto; }
  .work-section .case-index { padding: 19px 15px 15px; }
  .work-section .case-stage { grid-template-columns: 1fr; grid-template-rows: auto auto auto; grid-template-areas: 'copy' 'thinking' 'visual'; min-height: 0; padding: 31px 28px 32px; }
  .work-section .case-stage h3 { font-size: clamp(2.35rem, 7vw, 3.7rem); }
  .work-section .case-role-line { grid-template-columns: auto minmax(0, 1fr); gap: 8px 14px; }
  .work-section .case-visual { min-height: 330px; }
  .work-section .case-more-projects { grid-template-columns: minmax(180px, .7fr) minmax(0, 1fr); }
  .work-section .case-more-status { display: none; }
}

@media (max-width: 570px) {
  .work-section .centered-heading h2 { font-size: clamp(2rem, 9vw, 2.85rem); line-height: 1.08; }
  .work-section .centered-heading > p:last-child { margin-top: 20px; font-size: .82rem; }
  .work-section .case-index { grid-template-columns: repeat(4, minmax(137px, 1fr)); }
  .work-section .case-index-item { min-width: 137px; min-height: 68px; }
  .work-section .case-stage { gap: 28px; padding: 25px 18px 26px; }
  .work-section .case-meta { font-size: .46rem; }
  .work-section .case-stage h3 { margin-top: 15px; font-size: clamp(2.08rem, 11vw, 3.05rem); }
  .work-section .case-subtitle { font-size: .82rem; }
  .work-section .case-summary { font-size: .7rem; }
  .work-section .case-role-line { grid-template-columns: 1fr; gap: 6px; margin-top: 18px; }
  .work-section .case-role-line strong { font-size: .67rem; }
  .work-section .case-thinking { gap: 9px; }
  .work-section .thinking-header { align-items: flex-start; flex-direction: column; gap: 3px; }
  .work-section .thinking-header span:last-child { text-align: left; }
  .work-section .thinking-node { min-width: 0; min-height: 67px; padding: 8px 6px 9px; }
  .work-section .thinking-node strong { font-size: .62rem; }
  .work-section .thinking-node small { font-size: .4rem; }
  .work-section .case-visual { min-height: 285px; padding: 13px; border-radius: 18px; }
  .work-section .claim-sheet, .work-section .audit-sheet, .work-section .scenario-sheet, .work-section .rag-sheet { min-height: 247px; padding: 13px; border-radius: 13px; }
  .work-section .claim-sheet-top, .work-section .audit-sheet-top, .work-section .scenario-sheet-top, .work-section .rag-sheet-top { font-size: .4rem; }
  .work-section .claim-report-row { padding: 8px 0; }
  .work-section .claim-report-row strong { font-size: .65rem; }
  .work-section .claim-report-row span { font-size: .48rem; }
  .work-section .audit-flow { margin-top: 21px; }
  .work-section .audit-flow strong { font-size: .51rem; }
  .work-section .audit-result { grid-template-columns: 1fr; gap: 5px; }
  .work-section .audit-result strong { width: max-content; }
  .work-section .audit-evidence { margin-top: 9px; }
  .work-section .audit-evidence strong { font-size: 1.2rem; }
  .work-section .scenario-sheet-main { gap: 8px; margin-top: 24px; }
  .work-section .scenario-word strong { font-size: 1.55rem; }
  .work-section .scenario-context strong { font-size: .65rem; }
  .work-section .scenario-practice { margin-top: 22px; font-size: .4rem; }
  .work-section .scenario-footer, .work-section .rag-foot { margin-top: 17px; font-size: .39rem; }
  .work-section .rag-fragments { margin-top: 19px; }
  .work-section .rag-hit { margin-top: 12px; }
  .work-section .case-result-badge { right: 7px; bottom: 11px; max-width: 155px; padding: 8px 9px; }
  .work-section .case-result-badge strong { font-size: .58rem; }
  .work-section .case-more-projects { grid-template-columns: 1fr; gap: 7px; padding: 14px 18px 16px; }
  .work-section .case-more-projects p { font-size: .61rem; }
}

/* Home information architecture additions. */
.section-cta { display: inline-flex; align-items: center; gap: 9px; margin-top: 27px; padding-bottom: 7px; border-bottom: 1.5px solid var(--ink); font-family: var(--font-cn); font-size: .72rem; font-weight: 600; transition: gap .2s ease, color .2s ease, border-color .2s ease; }
.section-cta:hover { gap: 13px; color: #397868; border-color: #397868; }
.section-cta svg { width: 15px; height: 15px; }
.contact-section { position: relative; display: grid; min-height: max(760px, 100svh); grid-template-rows: auto minmax(0, 1fr) auto; padding: 40px clamp(20px, 7vw, 104px) 0; overflow: hidden; scroll-margin-top: 0; background: #111310; color: #f8f7ef; }
.contact-section .section-number { position: relative; z-index: 2; color: #9ea39b; }
.contact-mark { position: absolute; z-index: 1; right: clamp(18px, 4vw, 74px); bottom: clamp(62px, 8vw, 130px); color: rgba(255, 255, 255, .045); font-family: var(--font-en); font-size: clamp(13rem, 23vw, 25rem); font-weight: 700; letter-spacing: -.08em; line-height: .7; pointer-events: none; user-select: none; }
.contact-shell { position: relative; z-index: 2; display: grid; width: min(700px, 100%); align-self: start; justify-self: center; justify-items: center; padding: clamp(132px, 15vh, 164px) 0 0; text-align: center; }
.contact-heading { width: 100%; }
.contact-heading h2 { margin: 0; color: #faf9f2; font-family: var(--font-cn); font-size: clamp(3.2rem, 5vw, 5rem); font-weight: 700; letter-spacing: 0; line-height: 1; }
.contact-heading h2 span { color: #eadc8f; }
.contact-kicker { margin: 20px 0 0; color: #eadc8f; font-family: var(--font-label); font-size: .82rem; font-weight: 600; letter-spacing: .34em; line-height: 1.2; }
.contact-intro { max-width: 610px; margin: 36px auto 0; color: #aeb3aa; font-family: var(--font-cn); font-size: .88rem; font-weight: 400; line-height: 1.8; }
.contact-list { position: relative; width: min(100%, 680px); margin-top: clamp(52px, 7vh, 76px); text-align: left; }
.contact-row { display: grid; min-height: 86px; grid-template-columns: 95px minmax(0, 1fr) auto; gap: 20px; align-items: center; border-top: 1px solid rgba(255, 255, 255, .17); }
.contact-row:last-of-type { border-bottom: 1px solid rgba(255, 255, 255, .17); }
.contact-row-label { color: #aeb3aa; font-family: var(--font-label); font-size: .63rem; font-weight: 500; letter-spacing: .14em; }
.contact-row-value { min-width: 0; color: #eadc8f; font-family: var(--font-mixed); font-size: clamp(.98rem, 1.6vw, 1.18rem); font-weight: 500; line-height: 1.3; overflow-wrap: anywhere; }
.contact-row-value:hover { color: #fff7bd; }
.contact-row-action { display: inline-flex; align-items: center; justify-content: flex-end; gap: 10px; padding: 0; border: 0; background: transparent; color: #eadc8f; font-family: var(--font-label); font-size: .63rem; font-weight: 600; letter-spacing: .13em; white-space: nowrap; cursor: pointer; transition: color .2s ease, gap .2s ease; }
.contact-row-action:hover { gap: 13px; color: #fff7bd; }
.contact-row-action svg { width: 17px; height: 17px; }
.contact-copy-feedback { position: absolute; top: calc(100% + 10px); left: 0; min-height: 0; margin: 0; color: #eadc8f; font-family: var(--font-cn); font-size: .66rem; font-weight: 500; }
.contact-copy-feedback:empty { display: none; }
.contact-footer { position: relative; z-index: 2; display: grid; min-height: 74px; grid-template-columns: 1fr auto 1fr; width: auto; margin: 0 calc(-1 * clamp(20px, 7vw, 104px)); padding: 24px clamp(20px, 7vw, 104px) 0; border-top: 1px solid rgba(255, 255, 255, .17); color: #aeb3aa; font-family: var(--font-label); font-size: .55rem; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; }
.contact-footer span:nth-child(2) { justify-self: center; }
.contact-footer span:last-child { justify-self: end; }

@media (max-width: 570px) {
  .contact-section { min-height: max(780px, 100svh); padding-top: 27px; }
  .contact-shell { width: 100%; padding: clamp(78px, 13vh, 110px) 0 0; }
  .contact-heading h2 { font-size: clamp(2.8rem, 13vw, 3.6rem); }
  .contact-kicker { margin-top: 16px; font-size: .68rem; letter-spacing: .27em; }
  .contact-intro { margin-top: 28px; font-size: .78rem; line-height: 1.75; }
  .contact-list { margin-top: 46px; }
  .contact-row { min-height: 72px; grid-template-columns: 66px minmax(0, 1fr) auto; gap: 11px; }
  .contact-row-label { font-size: .53rem; }
  .contact-row-value { font-size: .82rem; }
  .contact-row-action { gap: 6px; font-size: .52rem; letter-spacing: .1em; }
  .contact-row-action svg { width: 14px; height: 14px; }
  .contact-copy-feedback { font-size: .58rem; }
  .contact-mark { right: -8px; bottom: 115px; font-size: 11.5rem; }
  .contact-footer { min-height: 104px; grid-template-columns: 1fr; gap: 8px; margin-inline: calc(-1 * 17px); padding: 16px 17px 0; font-size: .47rem; }
  .contact-footer span:nth-child(2), .contact-footer span:last-child { justify-self: start; }
}

/* Shared route pages. */
.route-page { min-width: 320px; background: #e7f5dd; }
.route-page .site-frame { min-height: 100vh; }
.route-main { padding: 116px clamp(17px, 5vw, 70px) 70px; }
.route-content { width: min(1180px, 100%); margin: 0 auto; }
.route-hero { position: relative; display: flex; min-height: 430px; flex-direction: column; justify-content: center; width: min(1180px, 100%); margin: 0 auto; padding: clamp(45px, 7vw, 86px); overflow: hidden; border: 1px solid rgba(255, 255, 255, .78); border-radius: 30px; box-shadow: var(--shadow); }
.route-hero::after { position: absolute; right: 7%; bottom: 8%; width: 130px; height: 130px; border: 1px solid rgba(18, 22, 20, .16); border-radius: 50%; content: ''; }
.route-hero-work { background: #f8f7e9; }
.route-hero-lab { background: #e6f4f0; }
.route-hero-journey { background: #eef7e8; }
.route-kicker { position: relative; z-index: 1; margin-bottom: 20px; color: var(--muted); font-family: var(--font-label); font-size: .68rem; font-weight: 500; letter-spacing: .15em; }
.route-hero h1 { position: relative; z-index: 1; margin: 0; font-family: var(--font-en); font-size: clamp(4rem, 10vw, 10.5rem); font-weight: 700; letter-spacing: -.02em; line-height: .82; }
.route-hero h1 em { color: #3f776c; font-style: normal; }
.route-hero > p { position: relative; z-index: 1; max-width: 460px; margin: 26px 0 0; color: var(--muted); font-family: var(--font-mixed); font-size: clamp(1rem, 1.5vw, 1.3rem); font-weight: 500; line-height: 1.5; }
.route-hero-side { position: absolute; z-index: 1; right: clamp(25px, 7vw, 86px); bottom: clamp(27px, 5vw, 66px); color: var(--muted); font-family: var(--font-label); font-size: .55rem; font-weight: 500; letter-spacing: .12em; line-height: 1.8; text-align: right; }
.route-section { width: min(1180px, 100%); margin: 0 auto; padding: clamp(70px, 9vw, 125px) 0 0; }
.route-section-heading { display: grid; grid-template-columns: minmax(180px, .4fr) minmax(0, 1fr); gap: 28px; align-items: start; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.route-section-heading > span { color: var(--muted); font-family: var(--font-label); font-size: .61rem; font-weight: 500; letter-spacing: .14em; }
.route-section-heading > p { max-width: 520px; margin: 0; color: var(--muted); font-family: var(--font-cn); font-size: .86rem; font-weight: 400; line-height: 1.8; }
.route-card-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 26px; }
.route-card { position: relative; display: grid; min-height: 310px; align-content: start; gap: 13px; padding: 25px; overflow: hidden; border: 1px solid rgba(18, 22, 20, .12); border-radius: 20px; background: var(--paper); box-shadow: var(--small-shadow); transition: transform .24s ease, box-shadow .24s ease; }
.route-card:hover { box-shadow: 0 18px 40px rgba(56, 76, 58, .16); transform: translateY(-5px); }
.route-card-0 { background: #eef6ff; }
.route-card-1 { background: #f2faed; }
.route-card-2 { background: #fff6dc; }
.route-card-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; color: var(--muted); font-family: var(--font-label); font-size: .57rem; font-weight: 500; letter-spacing: .1em; }
.route-card-top small { max-width: 68%; overflow: hidden; font-size: .5rem; text-align: right; text-overflow: ellipsis; white-space: nowrap; }
.route-card-marker, .lab-route-marker { width: 41px; height: 41px; margin-top: 21px; border-radius: 50%; background: var(--blue); }
.route-card-1 .route-card-marker { background: var(--mint-deep); }
.route-card-2 .route-card-marker { background: var(--coral); }
.route-card h2 { max-width: 18ch; margin: 0; font-family: var(--font-mixed); font-size: clamp(1.45rem, 2.7vw, 2.5rem); font-weight: 700; line-height: 1.14; }
.route-card > p { max-width: 46ch; margin: 0; color: var(--muted); font-family: var(--font-cn); font-size: .78rem; font-weight: 400; line-height: 1.7; }
.route-card-meta { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; margin-top: auto; padding-top: 14px; border-top: 1px solid var(--line); color: var(--muted); font-family: var(--font-mixed); font-size: .58rem; font-weight: 500; line-height: 1.4; }
.route-card-bottom { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 3px; font-family: var(--font-label); font-size: .55rem; font-weight: 500; letter-spacing: .1em; }
.route-card-bottom svg { width: 17px; height: 17px; transition: transform .2s ease; }
.route-card:hover .route-card-bottom svg { transform: translate(3px, -3px); }
.lab-route-grid .route-card { background: #fefef9; }
.lab-route-grid .route-card-1 { background: #eff8ee; }
.lab-route-grid .route-card-2 { background: #fff2ec; }
.lab-route-grid .route-card-3 { background: #f0f5ff; }
.lab-route-card .lab-route-marker { background: var(--mint-deep); }
.lab-route-card-1 .lab-route-marker { background: var(--blue); }
.lab-route-card-2 .lab-route-marker { background: var(--coral); }
.lab-route-card-3 .lab-route-marker { background: var(--yellow); }

.route-detail { width: min(1180px, 100%); margin: 0 auto; padding: clamp(40px, 7vw, 90px) 0 20px; }
.route-detail-kicker { margin-bottom: 23px; color: var(--muted); font-family: var(--font-label); font-size: .64rem; font-weight: 500; letter-spacing: .14em; }
.route-detail-heading { display: grid; grid-template-columns: minmax(0, 1fr) 230px; gap: 35px; align-items: end; padding-bottom: 28px; border-bottom: 1px solid var(--line); }
.route-detail-heading h1 { max-width: 800px; margin: 0; font-family: var(--font-mixed); font-size: clamp(3rem, 7vw, 7.3rem); font-weight: 700; line-height: 1; }
.route-detail-heading p { max-width: 620px; margin: 22px 0 0; color: var(--muted); font-family: var(--font-cn); font-size: 1rem; font-weight: 400; line-height: 1.8; }
.route-detail-stamp { display: grid; gap: 6px; padding: 17px; border-left: 2px solid #5d9a7c; background: rgba(255, 255, 255, .5); }
.route-detail-stamp small { color: var(--muted); font-family: var(--font-label); font-size: .5rem; font-weight: 500; letter-spacing: .12em; }
.route-detail-stamp strong { font-family: var(--font-mixed); font-size: .72rem; font-weight: 600; line-height: 1.45; }
.detail-result { display: flex; align-items: baseline; gap: 16px; margin-top: 27px; padding: 18px 20px; border: 1px solid rgba(18, 22, 20, .11); border-radius: 14px; background: var(--mint); }
.detail-result span, .lab-question-bar > span { color: #4c715e; font-family: var(--font-label); font-size: .53rem; font-weight: 500; letter-spacing: .13em; }
.detail-result strong { font-family: var(--font-cn); font-size: .86rem; font-weight: 600; line-height: 1.5; }
.detail-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 38px; margin-top: 45px; }
.detail-grid section { min-height: 180px; padding: 20px 0; border-top: 1px solid var(--line); }
.detail-grid section > span { color: #397868; font-family: var(--font-label); font-size: .54rem; font-weight: 500; letter-spacing: .12em; }
.detail-grid section p { margin: 13px 0 0; color: #4f5a51; font-family: var(--font-cn); font-size: .85rem; font-weight: 400; line-height: 1.8; }
.detail-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 16px; }
.detail-tags span { padding: 7px 10px; border: 1px solid rgba(18, 22, 20, .17); border-radius: 999px; color: var(--muted); font-family: var(--font-mixed); font-size: .58rem; font-weight: 500; }
.route-detail-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 38px; }
.route-detail-actions .text-button { margin-top: 0; }
.route-detail-lab { padding-bottom: 70px; }
.route-detail-lab .route-detail-heading { border-bottom-color: rgba(18, 22, 20, .18); }
.route-detail-lab .detail-grid section > span { color: #6f846f; }
.lab-question-bar { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 18px; align-items: baseline; margin-top: 30px; padding: 18px 20px; border: 1px solid rgba(18, 22, 20, .1); border-radius: 14px; background: var(--yellow); }
.lab-question-bar strong { font-family: var(--font-cn); font-size: .9rem; font-weight: 600; line-height: 1.6; }
.route-empty { padding: 100px 0; font-family: var(--font-cn); }
.route-page-cta { display: flex; align-items: center; justify-content: space-between; gap: 20px; width: min(1180px, 100%); margin: 55px auto 0; padding: 20px 0; border-top: 1px solid var(--line); }
.route-page-cta > span { color: var(--muted); font-family: var(--font-label); font-size: .56rem; font-weight: 500; letter-spacing: .14em; }
.route-page-cta .section-cta { margin-top: 0; }
.route-page-footer { width: min(1180px, 100%); margin: 0 auto; padding: 17px 0 45px; }
.journey-route-map { position: relative; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; margin-top: 28px; }
.journey-route-map::before { position: absolute; top: 45%; right: 4%; left: 4%; height: 1px; background: rgba(18, 22, 20, .22); content: ''; }
.journey-route-node { position: relative; z-index: 1; display: flex; min-height: 355px; flex-direction: column; gap: 9px; padding: 17px 15px; border: 1px solid rgba(18, 22, 20, .13); border-radius: 17px; box-shadow: 8px 9px 0 rgba(18, 22, 20, .08); transform: rotate(-1deg); }
.journey-route-node:nth-child(even) { transform: translateY(18px) rotate(1deg); }
.journey-route-node-0 { background: var(--blue); }
.journey-route-node-1 { background: var(--coral); }
.journey-route-node-2 { background: var(--yellow); }
.journey-route-node-3 { background: var(--mint); }
.journey-route-node-4 { background: var(--ink); color: #fff; }
.journey-route-node-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; color: var(--muted); font-family: var(--font-label); font-size: .54rem; font-weight: 500; letter-spacing: .08em; }
.journey-route-node-4 .journey-route-node-top { color: #c3d0c4; }
.journey-route-node-top small { font-size: .49rem; letter-spacing: .1em; }
.journey-route-node h2 { margin: 18px 0 0; font-family: var(--font-cn); font-size: 1.2rem; font-weight: 600; line-height: 1.2; }
.journey-route-org { margin: 0; color: #4b574d; font-family: var(--font-cn); font-size: .67rem; font-weight: 500; line-height: 1.5; }
.journey-route-node-4 .journey-route-org, .journey-route-node-4 > p { color: #c3d0c4; }
.journey-route-period { color: var(--muted); font-family: var(--font-label); font-size: .53rem; font-weight: 500; letter-spacing: .04em; }
.journey-route-node > p:not(.journey-route-org) { margin: 4px 0 0; color: #4b574d; font-family: var(--font-cn); font-size: .68rem; font-weight: 400; line-height: 1.7; }
.journey-learning { display: grid; gap: 6px; margin-top: auto; padding-top: 15px; border-top: 1px solid rgba(18, 22, 20, .16); }
.journey-learning small { color: #4c715e; font-family: var(--font-label); font-size: .48rem; font-weight: 500; letter-spacing: .1em; }
.journey-learning strong { color: var(--ink); font-family: var(--font-cn); font-size: .68rem; font-weight: 600; line-height: 1.55; }
.journey-route-node-4 .journey-learning { border-color: rgba(255, 255, 255, .22); }
.journey-route-node-4 .journey-learning small, .journey-route-node-4 .journey-learning strong { color: #fff; }
.journey-route-cta { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 55px; padding: 20px 0; border-top: 1px solid var(--line); }
.journey-route-cta > span { color: var(--muted); font-family: var(--font-label); font-size: .56rem; font-weight: 500; letter-spacing: .12em; }
.journey-route-cta > strong { font-family: var(--font-mixed); font-size: .74rem; font-weight: 600; }
.journey-route-cta .section-cta { margin-top: 0; }

@media (max-width: 820px) {
  .contact-section { min-height: max(760px, 100svh); }
  .contact-mark { top: 18%; right: 0; }
  .route-main { padding-inline: 17px; }
  .route-hero { min-height: 390px; padding: 42px 30px; border-radius: 24px; }
  .route-hero h1 { font-size: clamp(4rem, 15vw, 7rem); }
  .route-hero-side { right: 30px; bottom: 28px; max-width: 200px; font-size: .48rem; }
  .route-section-heading { grid-template-columns: 1fr; gap: 14px; }
  .route-card-grid { grid-template-columns: 1fr; }
  .route-detail-heading { grid-template-columns: 1fr; gap: 25px; }
  .route-detail-stamp { max-width: 330px; }
  .detail-grid { grid-template-columns: 1fr; }
  .lab-question-bar { grid-template-columns: 1fr; gap: 9px; }
  .journey-route-map { grid-template-columns: 1fr; gap: 14px; }
  .journey-route-map::before { top: 3%; bottom: 3%; left: 18px; width: 1px; height: auto; }
  .journey-route-node, .journey-route-node:nth-child(even) { min-height: 280px; transform: none; }
  .journey-route-cta { align-items: flex-start; flex-direction: column; gap: 7px; }
}

@media (max-width: 570px) {
  .section-cta { font-size: .64rem; }
  .contact-content h2 { font-size: clamp(3.2rem, 15vw, 5.2rem); }
  .contact-content > p:not(.eyebrow):not(.copy-feedback) { font-size: .78rem; }
  .contact-actions { gap: 7px; }
  .route-main { padding-top: 99px; padding-bottom: 48px; }
  .route-hero { min-height: 350px; padding: 36px 22px; }
  .route-hero h1 { font-size: clamp(3.4rem, 17vw, 5.8rem); }
  .route-hero > p { margin-top: 20px; font-size: .8rem; }
  .route-hero-side { right: 22px; bottom: 21px; font-size: .43rem; }
  .route-section { padding-top: 62px; }
  .route-card { min-height: 275px; padding: 19px; border-radius: 16px; }
  .route-card h2 { font-size: 1.45rem; }
  .route-card > p { font-size: .7rem; }
  .route-card-meta { font-size: .51rem; }
  .route-detail { padding-top: 32px; }
  .route-detail-heading h1 { font-size: clamp(2.7rem, 13vw, 4.5rem); }
  .route-detail-heading p { font-size: .78rem; }
  .detail-result { display: grid; gap: 7px; }
  .detail-grid section { min-height: auto; padding: 17px 0; }
  .detail-grid section p { font-size: .73rem; }
  .route-page-cta { align-items: flex-start; flex-direction: column; gap: 5px; }
  .route-page-footer { align-items: flex-start; flex-direction: column; gap: 8px; padding-bottom: 28px; }
}

/* AI LAB refinement. */
.lab-section { background: #e8f1ed; }
.lab-layout { display: grid; grid-template-columns: minmax(330px, .78fr) minmax(0, 1.22fr); grid-template-rows: auto 1fr; grid-template-areas: 'copy visual' 'note visual'; align-items: start; gap: clamp(48px, 6vw, 92px); width: min(1180px, 100%); min-height: 760px; margin: auto; }
.lab-copy { grid-area: copy; max-width: 420px; }
.lab-copy h2 { max-width: 520px; margin: 0; font-family: var(--font-cn); font-size: clamp(3.8rem, 5.2vw, 5.4rem); font-weight: 700; letter-spacing: 0; line-height: 1.02; }
.lab-copy h2 > span, .lab-copy h2 > em { display: block; white-space: nowrap; }
.lab-copy h2 > span { color: var(--ink); }
.lab-copy h2 > em { color: #3f776c; font-style: normal; }
.lab-copy > .lab-lede { max-width: 420px; margin: 28px 0 0; color: #4b554d; font-family: var(--font-cn); font-size: 1rem; font-weight: 400; line-height: 1.8; }
.lab-note { grid-area: note; align-self: start; max-width: 320px; margin-top: clamp(70px, 8vw, 100px); }
.lab-note-label { display: flex; align-items: center; gap: 9px; color: #3f776c; font-family: var(--font-label); font-size: .66rem; font-weight: 500; letter-spacing: .14em; line-height: 1.2; text-transform: uppercase; }
.lab-note-dot { width: 7px; height: 7px; border-radius: 50%; background: #3f776c; }
.lab-note-rule { width: 56px; height: 1px; margin: 10px 0 17px 3px; background: rgba(63, 119, 108, .5); }
.lab-note strong { display: block; font-family: var(--font-cn); font-size: 1.28rem; font-weight: 600; line-height: 1.35; }
.lab-note p { max-width: 230px; margin: 10px 0 0; color: var(--muted); font-family: var(--font-cn); font-size: .9rem; font-weight: 400; line-height: 1.65; white-space: pre-line; }
.lab-visual-area { grid-area: visual; min-width: 0; }
.lab-index { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(15px, 2.5vw, 34px); align-items: start; padding-bottom: 15px; border-bottom: 1px solid rgba(18, 22, 20, .16); }
.lab-index-item { display: grid; min-width: 0; gap: 7px; padding: 0 0 10px; border: 0; border-bottom: 2px solid transparent; background: transparent; color: var(--ink); text-align: left; cursor: pointer; transition: color .2s ease, border-color .2s ease; }
.lab-index-item:hover { color: #3f776c; }
.lab-index-item.is-active { border-bottom-color: #3f776c; color: #3f776c; }
.lab-index-item > span { font-family: var(--font-label); font-size: .76rem; font-weight: 500; letter-spacing: .08em; }
.lab-index-item strong { font-family: var(--font-cn); font-size: .98rem; font-weight: 600; line-height: 1.25; }
.lab-surface { width: 100%; min-height: 520px; margin-top: 42px; padding: 30px 32px 22px; border: 1px solid rgba(18, 22, 20, .1); border-radius: 25px; background: #fffdf8; box-shadow: 0 18px 45px rgba(35, 45, 38, .07); }
.lab-surface-header { display: flex; align-items: center; justify-content: space-between; gap: 16px; color: var(--muted); font-family: var(--font-label); font-size: .61rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; }
.lab-surface-status { display: inline-flex; align-items: center; gap: 8px; color: #3f776c; }
.lab-surface-status > i { width: 6px; height: 6px; border-radius: 50%; background: #3f776c; }
.lab-surface-divider { height: 1px; margin-top: 18px; background: rgba(18, 22, 20, .16); }
.experiment-loop { position: relative; display: grid; justify-items: center; padding: 29px 0 25px; }
.experiment-node { display: grid; grid-template-columns: 46px minmax(0, 1fr); gap: 15px; align-items: center; width: min(100%, 390px); }
.experiment-node-icon { display: grid; width: 46px; height: 46px; place-items: center; border-radius: 50%; background: #edf3ea; color: var(--ink); }
.experiment-node-icon svg { width: 19px; height: 19px; stroke-width: 1.7; }
.experiment-node > div:last-child { display: grid; gap: 5px; min-width: 0; }
.experiment-node > div:last-child > span, .bad-case-notes > small { color: #3f776c; font-family: var(--font-label); font-size: .57rem; font-weight: 600; letter-spacing: .12em; line-height: 1.2; }
.experiment-node strong { overflow: hidden; font-family: var(--font-cn); font-size: .9rem; font-weight: 500; line-height: 1.4; text-overflow: ellipsis; white-space: nowrap; }
.experiment-connector { display: grid; width: 390px; height: 29px; place-items: center; color: var(--ink); font-family: var(--font-label); font-size: 1.1rem; line-height: 1; }
.bad-case-row { display: grid; grid-template-columns: minmax(0, 1fr) 185px; gap: 22px; align-items: center; width: min(100%, 520px); margin: 6px auto 8px; }
.bad-case-core { position: relative; display: grid; min-width: 245px; min-height: 94px; place-items: center; border: 2px solid rgba(63, 119, 108, .38); border-radius: 50%; color: #3f776c; transform: rotate(-2deg); }
.bad-case-core::after { position: absolute; inset: 4px -5px -3px 4px; border: 1px solid rgba(63, 119, 108, .28); border-radius: 50%; content: ''; transform: rotate(4deg); }
.bad-case-core span { position: relative; z-index: 1; font-family: var(--font-en); font-size: clamp(2rem, 3.3vw, 2.7rem); font-style: italic; font-weight: 500; letter-spacing: .02em; }
.bad-case-notes { display: grid; gap: 9px; min-width: 0; }
.bad-case-notes > div { display: grid; gap: 7px; }
.lab-pattern { display: grid; grid-template-columns: 6px minmax(0, 1fr); gap: 7px; align-items: center; color: var(--muted); font-family: var(--font-cn); font-size: .7rem; font-weight: 400; line-height: 1.4; }
.lab-pattern i { width: 5px; height: 5px; border-radius: 50%; background: #e8a07f; }
.experiment-return-line { position: absolute; top: 49%; left: 7%; width: 78px; height: 73px; border-bottom: 1px dashed rgba(63, 119, 108, .55); border-left: 1px dashed rgba(63, 119, 108, .55); border-radius: 0 0 0 80px; transform: rotate(15deg); }
.experiment-return-line::after { position: absolute; right: -3px; bottom: -4px; width: 7px; height: 7px; border-radius: 50%; background: #e8a07f; content: ''; }
.lab-surface-footer { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 14px; padding-top: 16px; border-top: 1px solid rgba(18, 22, 20, .14); color: var(--muted); font-family: var(--font-label); font-size: .55rem; font-weight: 500; letter-spacing: .14em; }
.lab-surface-footer strong { color: #3f776c; font-weight: 600; letter-spacing: .18em; text-align: center; }
.lab-surface-footer > span:last-child { text-align: right; }
.lab-copy .eyebrow, .lab-index, .lab-surface, .lab-note { animation: lab-entry .62s cubic-bezier(.22, .8, .26, 1) both; }
.lab-copy h2 { animation: lab-entry .66s .08s cubic-bezier(.22, .8, .26, 1) both; }
.lab-copy > .lab-lede { animation: lab-entry .58s .16s cubic-bezier(.22, .8, .26, 1) both; }
.lab-note { animation-delay: .24s; }
.lab-index { animation-delay: .14s; }
.lab-surface { animation-delay: .2s; }

@keyframes lab-entry {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1050px) {
  .lab-layout { grid-template-columns: minmax(280px, .86fr) minmax(0, 1.14fr); gap: clamp(36px, 5vw, 70px); }
  .lab-copy h2 { font-size: clamp(3.5rem, 5.9vw, 5rem); }
  .lab-surface { padding-inline: 25px; }
}

@media (max-width: 820px) {
  .lab-layout { grid-template-columns: minmax(250px, .72fr) minmax(0, 1.28fr); grid-template-rows: auto 1fr; grid-template-areas: 'copy visual' 'note visual'; gap: 32px; min-height: 720px; }
  .lab-copy { max-width: 100%; }
  .lab-copy h2 { font-size: clamp(3.1rem, 7vw, 4.6rem); }
  .lab-note { max-width: 100%; margin-top: 56px; }
  .lab-visual-area { width: 100%; margin: 0; }
  .lab-index { grid-template-columns: repeat(4, minmax(112px, 1fr)); gap: 14px; overflow-x: auto; scrollbar-width: none; }
  .lab-index::-webkit-scrollbar { display: none; }
  .lab-index-item { min-width: 112px; }
  .lab-surface { margin-top: 30px; padding-inline: 22px; }
  .bad-case-row { grid-template-columns: minmax(0, 1fr) 145px; gap: 12px; width: 100%; }
  .bad-case-core { min-width: 0; min-height: 82px; }
  .bad-case-core span { font-size: 2rem; }
  .bad-case-notes > div { gap: 5px; }
  .lab-pattern { font-size: .62rem; }
}

@media (max-width: 570px) {
  .lab-layout { grid-template-columns: 1fr; grid-template-rows: auto auto auto; grid-template-areas: 'copy' 'visual' 'note'; gap: 34px; min-height: auto; }
  .lab-copy h2 { font-size: clamp(3.15rem, 13vw, 4.5rem); }
  .lab-copy > .lab-lede { margin-top: 23px; font-size: .9rem; }
  .lab-note { margin-top: 0; }
  .lab-note-label { font-size: .58rem; }
  .lab-note strong { font-size: 1.08rem; }
  .lab-note p { font-size: .82rem; }
  .lab-index { gap: 18px; }
  .lab-index-item { min-width: 112px; }
  .lab-index-item > span { font-size: .68rem; }
  .lab-index-item strong { font-size: .82rem; }
  .lab-surface { min-height: 620px; margin-top: 30px; padding: 21px 17px 18px; border-radius: 20px; }
  .lab-surface-header { font-size: .48rem; }
  .experiment-loop { padding: 25px 0 23px; }
  .experiment-node { grid-template-columns: 42px minmax(0, 1fr); gap: 12px; width: 100%; max-width: 310px; }
  .experiment-node-icon { width: 42px; height: 42px; }
  .experiment-node-icon svg { width: 17px; height: 17px; }
  .experiment-node > div:last-child > span, .bad-case-notes > small { font-size: .49rem; }
  .experiment-node strong { font-size: .76rem; }
  .experiment-connector { width: 100%; height: 27px; font-size: .95rem; }
  .bad-case-row { grid-template-columns: 1fr; gap: 18px; width: 100%; margin: 10px auto; }
  .bad-case-core { width: min(100%, 300px); min-width: 0; min-height: 88px; margin: auto; }
  .bad-case-core span { font-size: 2rem; }
  .bad-case-notes { width: min(100%, 300px); margin: auto; }
  .lab-pattern { font-size: .66rem; }
  .experiment-return-line { top: 42%; left: 8%; width: 52px; height: 69px; }
  .lab-surface-footer { grid-template-columns: 1fr auto; gap: 7px; font-size: .47rem; }
  .lab-surface-footer strong { grid-column: 1 / -1; grid-row: 1; justify-self: start; text-align: left; }
  .lab-surface-footer > span:first-child { grid-row: 2; }
  .lab-surface-footer > span:last-child { grid-column: 2; grid-row: 2; text-align: right; }
}

@media (prefers-reduced-motion: reduce) {
  .lab-copy .eyebrow, .lab-copy h2, .lab-copy > .lab-lede, .lab-index, .lab-surface, .lab-note { animation: none; }
}

/* AI LAB state-driven experiment panel. */
.lab-section { background: #e8f1ed; }
.lab-layout { grid-template-columns: minmax(300px, .78fr) minmax(0, 1.22fr); grid-template-rows: auto 1fr; grid-template-areas: 'copy visual' 'note visual'; gap: clamp(48px, 6vw, 92px); min-height: 760px; }
.lab-copy { grid-area: copy; max-width: 420px; }
.lab-copy h2 { max-width: 520px; margin: 0; font-size: clamp(3.8rem, 5.2vw, 5.4rem); line-height: 1.02; }
.lab-copy h2 > span, .lab-copy h2 > em { display: block; white-space: nowrap; }
.lab-copy h2 > span { color: var(--ink); }
.lab-copy h2 > em { color: #3f776c; font-style: normal; }
.lab-copy > .lab-lede { max-width: 420px; margin: 28px 0 0; color: #4b554d; font-family: var(--font-cn); font-size: 1rem; line-height: 1.8; }
.lab-note { grid-area: note; max-width: 360px; margin-top: clamp(70px, 8vw, 100px); }
.lab-note p { white-space: pre-line; }
.lab-visual-area { grid-area: visual; min-width: 0; }
.lab-index { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(18px, 3vw, 40px); padding-bottom: 15px; overflow: visible; }
.lab-index-item { min-width: 0; }
.lab-index-item:focus-visible { outline: none; border-bottom-color: rgba(63, 119, 108, .55); }
.lab-index-item > span { font-size: .76rem; }
.lab-index-item strong { font-size: .98rem; }
.lab-surface { min-height: 520px; height: 520px; margin-top: 42px; padding: 30px 32px 22px; }
.lab-surface-header { min-height: 14px; }
.lab-surface-divider { margin-top: 18px; }
.lab-detail-body { height: 405px; min-height: 405px; overflow: hidden; }
.lab-detail-body.is-switching { animation: lab-detail-switch .24s ease both; }
.lab-detail-grid { display: grid; grid-template-columns: minmax(112px, .22fr) minmax(0, 1fr) minmax(125px, .25fr); gap: clamp(14px, 1.8vw, 22px); height: 100%; min-width: 0; }
.lab-detail-intro { display: flex; min-width: 0; flex-direction: column; padding-right: 18px; border-right: 1px solid rgba(18, 22, 20, .12); }
.lab-detail-number { color: #3f776c; font-family: var(--font-label); font-size: 1.45rem; font-weight: 600; line-height: 1; }
.lab-detail-intro > small { margin-top: 8px; color: var(--muted); font-family: var(--font-label); font-size: .5rem; font-weight: 600; letter-spacing: .11em; line-height: 1.3; }
.lab-detail-intro > p { margin: 20px 0 0; color: #4b554d; font-family: var(--font-cn); font-size: .68rem; line-height: 1.7; }
.lab-detail-link { margin-top: auto; color: #3f776c; font-family: var(--font-label); font-size: .48rem; font-weight: 600; letter-spacing: .1em; }
.lab-detail-link b { font-size: .62rem; font-weight: 500; letter-spacing: 0; }
.lab-detail-flow, .lab-rag-center, .lab-workflow-center { min-width: 0; }
.lab-detail-flow { display: grid; align-content: center; justify-items: center; }
.lab-flow-node { display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 10px; align-items: center; width: 100%; min-width: 0; }
.lab-flow-icon { display: grid; width: 34px; height: 34px; place-items: center; border-radius: 50%; background: #edf3ea; color: var(--ink); }
.lab-flow-icon svg { width: 16px; height: 16px; stroke-width: 1.7; }
.lab-flow-copy { display: grid; gap: 4px; min-width: 0; }
.lab-flow-copy > span { color: #3f776c; font-family: var(--font-label); font-size: .48rem; font-weight: 600; letter-spacing: .1em; line-height: 1.2; }
.lab-flow-copy strong { overflow: hidden; color: var(--ink); font-family: var(--font-cn); font-size: .67rem; font-weight: 500; line-height: 1.35; text-overflow: ellipsis; white-space: nowrap; }
.lab-flow-arrow { display: grid; height: 15px; place-items: center; color: var(--ink); font-family: var(--font-label); font-size: .9rem; line-height: 1; }
.lab-bad-case { display: grid; width: 100%; min-height: 44px; gap: 3px; align-content: center; padding: 7px 11px; border-left: 3px solid rgba(63, 119, 108, .44); background: #eef6e8; }
.lab-bad-case span { color: #3f776c; font-family: var(--font-en); font-size: .58rem; font-style: italic; font-weight: 600; letter-spacing: .08em; }
.lab-bad-case strong { overflow: hidden; color: var(--ink); font-family: var(--font-cn); font-size: .62rem; font-weight: 500; line-height: 1.3; text-overflow: ellipsis; white-space: nowrap; }
.lab-signal-column { min-width: 0; padding-left: 18px; border-left: 1px solid rgba(18, 22, 20, .12); }
.lab-signal-column > small { display: block; margin-bottom: 17px; color: #3f776c; font-family: var(--font-label); font-size: .5rem; font-weight: 600; letter-spacing: .12em; line-height: 1.2; }
.lab-signal-item { display: grid; grid-template-columns: 6px minmax(0, 1fr); gap: 8px; align-items: start; margin-top: 13px; }
.lab-signal-item:first-of-type { margin-top: 0; }
.lab-signal-item > i { width: 5px; height: 5px; margin-top: 5px; border-radius: 50%; background: #e8a07f; }
.lab-signal-item > div { display: grid; gap: 3px; min-width: 0; }
.lab-signal-item strong { color: var(--ink); font-family: var(--font-cn); font-size: .65rem; font-weight: 500; line-height: 1.3; }
.lab-signal-item span { color: var(--muted); font-family: var(--font-cn); font-size: .53rem; line-height: 1.35; }
.lab-rag-center { display: grid; align-content: center; gap: 31px; }
.rag-pipeline-track { display: flex; gap: 7px; align-items: start; min-width: 0; }
.rag-pipeline-node { display: grid; grid-template-columns: 1fr; justify-items: center; gap: 7px; text-align: center; }
.rag-pipeline-node { flex: 1 1 0; }
.rag-pipeline-node .lab-flow-icon { width: 38px; height: 38px; }
.rag-pipeline-node .lab-flow-icon svg { width: 17px; height: 17px; }
.rag-pipeline-node .lab-flow-copy { justify-items: center; }
.rag-pipeline-node .lab-flow-copy > span { font-size: .44rem; letter-spacing: .08em; }
.rag-pipeline-node .lab-flow-copy strong { width: 100%; font-size: .56rem; line-height: 1.45; white-space: normal; }
.rag-pipeline-arrow { flex: 0 0 auto; align-self: start; padding-top: 13px; color: #7f8b82; font-family: var(--font-label); font-size: .82rem; }
.rag-gap { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 9px; align-items: center; padding-top: 14px; border-top: 1px dashed rgba(18, 22, 20, .2); }
.rag-gap span { color: #3f776c; font-family: var(--font-label); font-size: .46rem; font-weight: 600; letter-spacing: .1em; white-space: nowrap; }
.rag-gap strong { color: var(--muted); font-family: var(--font-cn); font-size: .57rem; font-weight: 400; line-height: 1.4; }
.lab-workflow-center { position: relative; display: grid; align-content: center; gap: 18px; }
.workflow-row { display: grid; min-width: 0; align-items: start; }
.workflow-row-top { grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr); gap: 7px; }
.workflow-row-bottom { grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); width: 62%; margin-left: auto; }
.workflow-node { display: grid; grid-template-columns: 1fr; justify-items: center; gap: 7px; text-align: center; }
.workflow-node .lab-flow-icon { width: 36px; height: 36px; }
.workflow-node .lab-flow-copy { justify-items: center; }
.workflow-node .lab-flow-copy > span { font-size: .41rem; letter-spacing: .06em; white-space: nowrap; }
.workflow-node .lab-flow-copy strong { width: 100%; font-size: .55rem; line-height: 1.4; white-space: normal; }
.workflow-arrow { align-self: center; padding-top: 15px; color: #7f8b82; font-family: var(--font-label); font-size: .82rem; }
.workflow-down-arrow { display: grid; height: 14px; place-items: center; color: #7f8b82; font-family: var(--font-label); font-size: .9rem; }
.workflow-return-line { position: absolute; right: 12%; bottom: 4%; left: 6%; height: 29%; border-bottom: 1px dashed rgba(63, 119, 108, .5); border-left: 1px dashed rgba(63, 119, 108, .5); border-radius: 0 0 0 24px; pointer-events: none; }
.workflow-return-line::after { position: absolute; bottom: -4px; left: -4px; width: 7px; height: 7px; border-radius: 50%; background: #3f776c; content: ''; }
.lab-surface-footer { min-height: 29px; }

@keyframes lab-detail-switch {
  from { opacity: 0; transform: translateY(5px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1050px) {
  .lab-layout { grid-template-columns: minmax(280px, .78fr) minmax(0, 1.22fr); gap: 42px; }
  .lab-copy h2 { font-size: clamp(3.3rem, 5.4vw, 4.8rem); }
  .lab-surface { padding-inline: 24px; }
  .lab-detail-grid { gap: 15px; }
  .lab-detail-intro { padding-right: 13px; }
  .lab-signal-column { padding-left: 13px; }
}

@media (max-width: 820px) {
  .lab-layout { grid-template-columns: 1fr; grid-template-rows: auto auto auto; grid-template-areas: 'copy' 'visual' 'note'; gap: 46px; min-height: auto; }
  .lab-copy { max-width: 640px; }
  .lab-copy h2 { font-size: clamp(3.3rem, 8.7vw, 5rem); }
  .lab-note { max-width: 420px; margin-top: 0; }
  .lab-visual-area { width: min(100%, 760px); margin: 0 auto; }
  .lab-index { grid-template-columns: repeat(3, minmax(128px, 1fr)); gap: 20px; overflow-x: auto; scrollbar-width: none; }
  .lab-index::-webkit-scrollbar { display: none; }
  .lab-index-item { min-width: 128px; }
  .lab-surface { height: 560px; min-height: 560px; margin-top: 32px; padding: 25px 24px 20px; }
  .lab-detail-body { height: 445px; min-height: 445px; }
  .lab-detail-grid { grid-template-columns: minmax(105px, .22fr) minmax(0, 1fr) minmax(112px, .25fr); gap: 12px; }
  .lab-detail-number { font-size: 1.25rem; }
  .lab-detail-intro > p { font-size: .63rem; }
  .lab-signal-column { padding-left: 12px; }
  .lab-signal-item strong { font-size: .59rem; }
  .lab-signal-item span { font-size: .49rem; }
  .rag-pipeline-track { gap: 4px; }
  .rag-pipeline-node .lab-flow-copy strong { font-size: .5rem; }
  .workflow-row-top { gap: 4px; }
  .workflow-row-bottom { width: 70%; }
}

@media (max-width: 570px) {
  .lab-layout { grid-template-columns: 1fr; grid-template-rows: auto auto auto; grid-template-areas: 'copy' 'visual' 'note'; gap: 34px; }
  .lab-copy h2 { font-size: clamp(3.05rem, 12.8vw, 4.3rem); }
  .lab-copy > .lab-lede { margin-top: 23px; font-size: .88rem; }
  .lab-note { margin-top: 0; }
  .lab-index { grid-template-columns: repeat(3, minmax(112px, 1fr)); gap: 17px; }
  .lab-index-item { min-width: 112px; }
  .lab-index-item > span { font-size: .68rem; }
  .lab-index-item strong { font-size: .8rem; }
  .lab-surface { height: auto; min-height: 0; margin-top: 29px; padding: 20px 17px 17px; border-radius: 20px; }
  .lab-surface-header { font-size: .47rem; }
  .lab-detail-body { height: auto; min-height: 669px; overflow: visible; }
  .lab-detail-grid { grid-template-columns: 1fr; height: auto; gap: 25px; }
  .lab-detail-intro { min-height: 137px; padding: 0 0 18px; border-right: 0; border-bottom: 1px solid rgba(18, 22, 20, .12); }
  .lab-detail-intro > p { max-width: 31ch; margin-top: 16px; font-size: .69rem; }
  .lab-detail-link { margin-top: auto; }
  .lab-detail-flow, .lab-rag-center, .lab-workflow-center { min-height: 300px; }
  .lab-flow-node { grid-template-columns: 36px minmax(0, 1fr); gap: 10px; max-width: 310px; }
  .lab-flow-icon { width: 36px; height: 36px; }
  .lab-flow-copy > span { font-size: .49rem; }
  .lab-flow-copy strong { font-size: .72rem; }
  .lab-bad-case { max-width: 310px; }
  .lab-signal-column { padding: 21px 0 0; border-top: 1px solid rgba(18, 22, 20, .12); border-left: 0; }
  .lab-signal-column > small { margin-bottom: 14px; }
  .lab-signal-item { max-width: 310px; margin-top: 11px; }
  .lab-signal-item strong { font-size: .68rem; }
  .lab-signal-item span { font-size: .53rem; }
  .rag-pipeline-track { grid-template-columns: 1fr; gap: 0; width: min(100%, 310px); margin: auto; }
  .rag-pipeline-node { grid-template-columns: 36px minmax(0, 1fr); justify-items: start; gap: 10px; text-align: left; }
  .rag-pipeline-node .lab-flow-icon { width: 36px; height: 36px; }
  .rag-pipeline-node .lab-flow-copy { justify-items: start; }
  .rag-pipeline-node .lab-flow-copy > span { font-size: .49rem; }
  .rag-pipeline-node .lab-flow-copy strong { width: auto; font-size: .67rem; white-space: normal; }
  .rag-pipeline-arrow { display: grid; height: 21px; place-items: center; padding: 0; transform: rotate(90deg); }
  .rag-gap { grid-template-columns: 1fr; gap: 6px; width: min(100%, 310px); margin: 16px auto 0; }
  .rag-gap strong { font-size: .63rem; }
  .workflow-row-top, .workflow-row-bottom { grid-template-columns: 1fr; gap: 0; width: 100%; margin: 0; }
  .workflow-node { grid-template-columns: 36px minmax(0, 1fr); justify-items: start; gap: 10px; max-width: 310px; text-align: left; }
  .workflow-node .lab-flow-copy { justify-items: start; }
  .workflow-node .lab-flow-copy > span { font-size: .49rem; }
  .workflow-node .lab-flow-copy strong { font-size: .67rem; white-space: normal; }
  .workflow-arrow { display: grid; height: 22px; place-items: center; padding: 0; transform: rotate(90deg); }
  .workflow-down-arrow { display: none; }
  .workflow-return-line { display: none; }
  .lab-surface-footer { grid-template-columns: 1fr auto; gap: 7px; min-height: 46px; font-size: .46rem; }
  .lab-surface-footer strong { grid-column: 1 / -1; grid-row: 1; justify-self: start; text-align: left; }
  .lab-surface-footer > span:first-child { grid-row: 2; }
  .lab-surface-footer > span:last-child { grid-column: 2; grid-row: 2; text-align: right; }
}

@media (prefers-reduced-motion: reduce) {
  .lab-detail-body.is-switching { animation: none; }
}

/* Journey poster layout refactor: one hidden grid, local zones, and an independent path layer. */
.journey-section { background: #eef7e8; }
.journey-section > .section-number { width: min(1480px, 100%); margin-bottom: clamp(24px, 2.6vw, 38px); padding-inline: clamp(38px, 5vw, 74px); }
.journey-poster { position: relative; width: min(1480px, 100%); min-height: 950px; margin: 0 auto; padding: clamp(48px, 5vw, 72px) clamp(40px, 5vw, 74px) 34px; overflow: hidden; border: 1px solid rgba(18, 22, 20, .08); border-radius: 29px 32px 26px 34px; background-color: #fffefa; background-image: radial-gradient(rgba(18, 22, 20, .028) .65px, transparent .65px); background-size: 6px 6px; box-shadow: 0 16px 44px rgba(56, 76, 58, .08); }
.journey-stage { position: relative; display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); grid-template-rows: repeat(8, minmax(92px, 1fr)); column-gap: clamp(10px, 1.3vw, 20px); row-gap: clamp(10px, 1.3vw, 20px); min-height: 880px; }
.journey-path { position: absolute; z-index: 1; inset: 0; width: 100%; height: 100%; overflow: visible; color: #527d6b; pointer-events: none; }
.journey-path-line { fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: .012 .014; opacity: .78; }
.journey-path-tablet, .journey-path-mobile { display: none; }
.journey-section.is-visible .journey-path-desktop, .journey-section.is-visible .journey-path-tablet, .journey-section.is-visible .journey-path-mobile { animation: journey-draw 1.05s ease-out both; }
@keyframes journey-draw { from { stroke-dashoffset: 1; opacity: .1; } to { stroke-dashoffset: 0; opacity: .78; } }
.journey-story { position: relative; z-index: 4; grid-column: 1 / 4; grid-row: 1 / 7; align-self: start; max-width: 340px; padding-top: 10px; }
.journey-story .eyebrow { margin-bottom: 21px; }
.journey-story h2 { margin: 0; font-family: var(--font-cn); font-size: clamp(2.9rem, 3.5vw, 3.8rem); font-weight: 750; letter-spacing: -.045em; line-height: 1; }
.journey-story h2 span, .journey-story h2 em { display: block; white-space: nowrap; }
.journey-story h2 em { color: #3f776c; font-style: normal; }
.journey-story-en { position: relative; max-width: 250px; margin: 31px 0 0; color: #3f776c; font-family: 'Bradley Hand', 'Comic Sans MS', cursive; font-size: 1.23rem; font-weight: 600; line-height: 1.25; transform: rotate(-2deg); }
.journey-story-en::after { position: absolute; right: -184px; bottom: 3px; width: 145px; height: 1px; background: #78a18c; content: ''; opacity: .55; transform: rotate(-4deg); }
.journey-story-copy { max-width: 290px; margin: 29px 0 0; color: #4c574d; font-family: var(--font-cn); font-size: .88rem; font-weight: 400; line-height: 1.9; }
.journey-story .section-cta { margin-top: 35px; }
.journey-portrait { position: relative; z-index: 4; display: block; grid-column: 5 / 9; grid-row: 3 / 7; align-self: center; justify-self: center; width: min(100%, 305px); aspect-ratio: 1122 / 1402; transform: translateY(8px); animation: journey-portrait-in .62s .08s cubic-bezier(.22, .8, .26, 1) both; }
.journey-blob { position: absolute; z-index: 0; inset: 1% -10% 17% -10%; width: 120%; height: 84%; overflow: visible; }
.journey-portrait > img { position: absolute; z-index: 2; inset: 0; width: 100%; height: 100%; object-fit: contain; object-position: center; }
.journey-portrait-label { position: absolute; z-index: 5; right: auto; bottom: -7%; left: 50%; display: grid; gap: 4px; min-width: 190px; text-align: center; transform: translateX(-50%); }
.journey-portrait-label strong { font-family: var(--font-en); font-size: .93rem; font-weight: 700; letter-spacing: .11em; }
.journey-portrait-label span { color: var(--muted); font-family: var(--font-label); font-size: .56rem; font-weight: 500; letter-spacing: .04em; }
@keyframes journey-portrait-in { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: translateY(8px); } }
.journey-zone { position: relative; z-index: 3; display: flex; min-width: 0; flex-direction: column; align-self: stretch; gap: 11px; }
.journey-zone-language { grid-column: 4 / 7; grid-row: 1 / 3; transform: translate(-4px, 3px) rotate(-1.1deg); }
.journey-zone-people { grid-column: 10 / 13; grid-row: 1 / 3; transform: translateY(8px) rotate(1.2deg); }
.journey-zone-places { grid-column: 10 / 13; grid-row: 3 / 5; transform: translateX(8px) rotate(-1deg); }
.journey-zone-product { grid-column: 9 / 12; grid-row: 5 / 7; transform: translateX(-4px) rotate(1.1deg); }
.journey-zone-ai { grid-column: 7 / 10; grid-row: 7 / 9; transform: translateY(-2px) rotate(-1.1deg); }
.journey-node { position: relative; display: grid; min-width: 0; min-height: 150px; align-content: start; gap: 5px; padding: 14px 15px 13px; border: 1.2px solid rgba(18, 22, 20, .72); border-radius: 10px 14px 8px 12px; background: rgba(255, 254, 250, .88); box-shadow: 4px 5px 0 rgba(18, 22, 20, .035); transition: transform .22s ease, box-shadow .22s ease; }
.journey-node::before { position: absolute; top: 9px; right: 11px; width: 34px; height: 8px; border-top: 2px solid currentColor; border-radius: 50%; content: ''; opacity: .55; transform: rotate(-4deg); }
.journey-node-heading { display: flex; align-items: baseline; gap: 9px; color: var(--muted); font-family: var(--font-label); }
.journey-node-heading > span { font-size: .62rem; font-weight: 600; letter-spacing: .08em; }
.journey-node-heading small { color: currentColor; font-size: .58rem; font-weight: 600; letter-spacing: .12em; }
.journey-node-title { display: flex; align-items: baseline; gap: 8px; }
.journey-node-title strong { font-family: var(--font-cn); font-size: 1.1rem; font-weight: 700; line-height: 1.2; }
.journey-node-title span { color: var(--muted); font-family: var(--font-cn); font-size: .66rem; font-weight: 500; }
.journey-node-doodle { width: 100%; height: 35px; color: currentColor; overflow: visible; }
.journey-node-context { margin: 0; color: #4c574d; font-family: var(--font-cn); font-size: .57rem; font-weight: 400; line-height: 1.45; }
.journey-node-language { background: rgba(245, 250, 252, .9); border-color: rgba(92, 134, 160, .72); border-radius: 10px 14px 8px 12px; color: #5c86a0; }
.journey-node-people { background: rgba(255, 249, 246, .9); border-color: rgba(191, 123, 111, .72); border-radius: 13px 8px 14px 10px; color: #bf7b6f; }
.journey-node-places { background: #fff9e8; border-color: rgba(189, 140, 54, .72); border-radius: 8px 13px 10px 15px; color: #bd8c36; }
.journey-node-product { background-color: rgba(246, 251, 246, .95); background-image: linear-gradient(rgba(78, 135, 114, .08) 1px, transparent 1px), linear-gradient(90deg, rgba(78, 135, 114, .08) 1px, transparent 1px); background-size: 17px 17px; border-color: rgba(78, 135, 114, .72); border-radius: 7px 11px 8px 13px; color: #4e8772; }
.journey-node-ai { background: #1d2822; border-color: #1d2822; border-radius: 8px 15px 7px 11px; box-shadow: 5px 6px 0 rgba(18, 22, 20, .1); color: #1d2822; }
.journey-node-ai .journey-node-heading { color: rgba(255, 254, 250, .68); }
.journey-node-ai .journey-node-title span, .journey-node-ai .journey-node-context { color: rgba(255, 254, 250, .72); }
.journey-node-ai .journey-node-heading small, .journey-node-ai .journey-node-title strong { color: #fffefa; }
.journey-zone:hover .journey-node { box-shadow: 5px 7px 0 rgba(18, 22, 20, .055); transform: translateY(-2px) rotate(.35deg); }
.journey-zone-ai:hover .journey-node { background: #26382e; }
.journey-zone .journey-annotation { position: absolute; z-index: 5; max-width: 150px; margin: 0; font-family: 'Bradley Hand', 'Comic Sans MS', cursive; font-size: 1rem; font-weight: 600; line-height: 1.25; opacity: .78; transition: opacity .2s ease; }
.journey-zone .journey-annotation::before { display: inline-block; width: 7px; height: 7px; margin: 0 6px 2px 0; border-radius: 50%; background: currentColor; content: ''; }
.journey-zone-language .journey-annotation { top: calc(100% + 10px); left: 0; width: 150px; color: #527d6b; transform: rotate(-4deg); }
.journey-zone-people .journey-annotation { top: calc(100% - 12px); right: calc(100% + 22px); width: 210px; max-width: 210px; color: #d47d69; transform: rotate(3deg); }
.journey-zone-ai .journey-annotation { right: auto; bottom: 0; left: calc(100% + 19px); width: 150px; color: #527d6b; transform: rotate(-3deg); }
.journey-zone:hover .journey-annotation { opacity: 1; }

@media (max-width: 1100px) and (min-width: 821px) {
  .journey-poster { min-height: 1260px; padding-inline: 48px; }
  .journey-stage { grid-template-columns: repeat(6, minmax(0, 1fr)); grid-template-rows: repeat(12, minmax(70px, 1fr)); min-height: 1160px; }
  .journey-path-desktop { display: none; }
  .journey-path-tablet { display: inline; }
  .journey-story { grid-column: 1 / 7; grid-row: 1 / 3; display: grid; grid-template-columns: minmax(220px, .7fr) minmax(250px, 1fr); column-gap: 45px; max-width: none; align-items: end; }
  .journey-story .eyebrow, .journey-story h2 { grid-column: 1; }
  .journey-story-en, .journey-story-copy, .journey-story .section-cta { grid-column: 2; }
  .journey-story-en { grid-row: 1 / span 2; margin-top: 0; }
  .journey-story-en::after { display: none; }
  .journey-story-copy { margin-top: 0; }
  .journey-story .section-cta { margin-top: 20px; }
  .journey-zone { width: min(100%, 300px); justify-self: center; }
  .journey-zone-language { grid-column: 1 / 4; grid-row: 3 / 5; }
  .journey-zone-people { grid-column: 4 / 7; grid-row: 3 / 5; }
  .journey-zone-places { grid-column: 1 / 4; grid-row: 8 / 10; transform: translateX(5px) rotate(-1deg); }
  .journey-zone-product { grid-column: 4 / 7; grid-row: 8 / 10; transform: translateX(-3px) rotate(1deg); }
  .journey-zone-ai { grid-column: 2 / 6; grid-row: 10 / 12; width: min(100%, 320px); transform: translateY(-2px) rotate(-1deg); }
  .journey-portrait { grid-column: 2 / 6; grid-row: 5 / 8; width: min(100%, 245px); }
  .journey-zone-language .journey-annotation { top: calc(100% + 7px); left: 0; width: 160px; }
  .journey-zone-people .journey-annotation { top: 50%; right: calc(100% + 16px); left: auto; width: 180px; max-width: 180px; }
  .journey-zone-language .journey-annotation { top: calc(100% + 7px); }
  .journey-zone-ai .journey-annotation { right: auto; bottom: -8px; left: calc(100% + 12px); width: 125px; max-width: 125px; }
}

@media (max-width: 820px) {
  .journey-section > .section-number { margin-bottom: 25px; }
  .journey-poster { min-height: 0; padding: 35px 28px 22px; border-radius: 24px; }
  .journey-stage { display: flex; min-height: 0; flex-direction: column; gap: 20px; }
  .journey-path { inset: 0 11%; width: 78%; height: 100%; }
  .journey-path-desktop, .journey-path-tablet { display: none; }
  .journey-path-mobile { display: inline; }
  .journey-story { max-width: 640px; padding-top: 0; }
  .journey-story h2 { font-size: clamp(3.2rem, 9vw, 5rem); }
  .journey-story-en { margin-top: 23px; font-size: 1.05rem; }
  .journey-story-en::after { display: none; }
  .journey-story-copy { max-width: 520px; margin-top: 22px; font-size: .84rem; }
  .journey-story .section-cta { margin-top: 25px; }
  .journey-portrait { order: 1; width: min(235px, 62vw); margin: 10px auto 34px; transform: none; animation: journey-portrait-mobile-in .62s .08s cubic-bezier(.22, .8, .26, 1) both; }
  .journey-zone { order: 2; width: min(285px, 80%); align-self: flex-start; gap: 10px; transform: rotate(-1.2deg); }
  .journey-zone-people, .journey-zone-product { align-self: flex-end; transform: rotate(1.2deg); }
  .journey-zone-places, .journey-zone-product { order: 3; }
  .journey-zone-ai { order: 4; }
  .journey-zone .journey-annotation { position: static; width: auto; max-width: 250px; padding-left: 4px; font-size: .92rem; transform: none; }
  .journey-node { min-height: 150px; width: 100%; }
  .journey-node-context { font-size: .57rem; }
  .journey-portrait-label { bottom: -13%; }
}

@keyframes journey-portrait-mobile-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

@media (max-width: 570px) {
  .journey-section > .section-number { padding-inline: 18px; }
  .journey-poster { padding: 29px 18px 19px; border-radius: 21px; }
  .journey-story .eyebrow { font-size: .58rem; }
  .journey-story h2 { font-size: clamp(2.8rem, 13vw, 4.2rem); }
  .journey-story-en { max-width: 220px; font-size: .96rem; }
  .journey-story-copy { font-size: .78rem; line-height: 1.8; }
  .journey-stage { gap: 18px; }
  .journey-portrait { width: min(215px, 66vw); margin-bottom: 31px; }
  .journey-portrait-label { min-width: 170px; }
  .journey-portrait-label strong { font-size: .78rem; }
  .journey-portrait-label span { font-size: .48rem; }
  .journey-zone { width: min(285px, 83%); }
  .journey-node { min-height: 148px; padding: 13px 15px 12px; }
  .journey-node-heading > span { font-size: .56rem; }
  .journey-node-heading small { font-size: .51rem; }
  .journey-node-title strong { font-size: .99rem; }
  .journey-node-title span { font-size: .6rem; }
  .journey-node-context { font-size: .54rem; }
  .journey-zone .journey-annotation { max-width: 235px; font-size: .86rem; }
}

@media (prefers-reduced-motion: reduce) {
  .journey-section.is-visible .journey-path-desktop, .journey-section.is-visible .journey-path-tablet, .journey-section.is-visible .journey-path-mobile, .journey-portrait { animation: none; }
}

/* Work active detail refinement: tight within a group, clear space between groups. */
.work-section .case-stage {
  --case-gap-xs: 16px;
  --case-gap-sm: 20px;
  --case-gap-md: 32px;
  --case-gap-lg: 34px;
  --case-gap-flow: 20px;
  row-gap: var(--case-gap-lg);
}

@media (min-width: 1051px) {
  .work-section .case-stage { grid-template-columns: minmax(0, 1fr) minmax(290px, 352px); column-gap: 26px; }
}

.work-section .case-meta {
  font-size: .64rem;
  line-height: 1.3;
  letter-spacing: .14em;
}

.work-section .case-stage h3 {
  max-width: 100%;
  margin: var(--case-gap-sm) 0;
  font-size: clamp(3rem, 3.4vw, 4rem);
  letter-spacing: -.035em;
  line-height: 1.02;
  overflow-wrap: normal;
  word-break: normal;
}

.work-section .case-subtitle {
  max-width: 560px;
  font-size: clamp(1.05rem, .85vw, 1.2rem);
  font-weight: 600;
  line-height: 1.52;
}

.work-section .case-summary {
  max-width: 540px;
  margin-top: var(--case-gap-xs);
  font-size: clamp(.94rem, .72vw, 1rem);
  font-weight: 400;
  line-height: 1.7;
}

.work-section .case-role-line {
  grid-template-columns: auto minmax(0, 1fr);
  gap: 18px;
  margin-top: var(--case-gap-md);
  padding-top: 16px;
}

.work-section .case-role-line span {
  font-size: .6rem;
  line-height: 1.3;
  letter-spacing: .14em;
}

.work-section .case-role-line strong {
  font-size: clamp(.78rem, .7vw, .88rem);
  font-weight: 600;
  line-height: 1.5;
  overflow-wrap: normal;
  word-break: normal;
}

.work-section .text-button {
  margin-top: 26px;
  padding-bottom: 11px;
  font-size: clamp(.82rem, .7vw, .88rem);
}

.work-section .case-thinking {
  align-content: start;
  gap: 0;
}

.work-section .thinking-header {
  align-items: baseline;
  padding-bottom: 9px;
  margin-bottom: 20px;
  font-size: .6rem;
  line-height: 1;
  letter-spacing: .13em;
}

.work-section .thinking-flow {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-auto-rows: minmax(94px, auto);
  gap: 16px 0;
  min-width: 0;
  margin-bottom: var(--case-gap-flow);
  background: var(--work-mint);
}

.work-section .thinking-flow.visual-claim {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
}

.work-section .thinking-node {
  min-height: 94px;
  padding: 14px 15px 13px;
  border: 0;
  border-right: 1px solid rgba(18, 22, 20, .12);
  background: transparent;
  gap: 0;
}

.work-section .thinking-flow.visual-claim .thinking-node:last-child,
.work-section .thinking-flow:not(.visual-claim) .thinking-node:nth-child(3n) { border-right: 0; }

.work-section .thinking-number {
  margin-bottom: 8px;
  font-size: .56rem;
  line-height: 1;
  letter-spacing: .1em;
}

.work-section .thinking-node strong {
  margin-bottom: 5px;
  font-size: .84rem;
  font-weight: 600;
  line-height: 1.25;
}

.work-section .thinking-node small {
  font-size: .52rem;
  line-height: 1.2;
  letter-spacing: .08em;
}

.work-section .thinking-node::after {
  z-index: 2;
  top: 50%;
  right: -6px;
  content: '→';
  font-size: .78rem;
  transform: translateY(-50%);
}

.work-section .thinking-flow.visual-claim .thinking-node:last-child::after,
.work-section .thinking-flow:not(.visual-claim) .thinking-node:last-child::after { display: none; }

.work-section .thinking-flow.visual-claim .thinking-node:nth-child(3)::after {
  top: 50%;
  right: -6px;
  bottom: auto;
  content: '→';
  transform: translateY(-50%);
}

.work-section .thinking-flow:not(.visual-claim) .thinking-node:nth-child(3)::after {
  top: auto;
  right: 10px;
  bottom: -17px;
  content: '↘';
  transform: none;
}

.work-section .thinking-node-mark { margin-top: auto; }

.work-section .thinking-decision {
  gap: 0;
  margin-top: 0;
  padding: 0 0 0 15px;
}

.work-section .thinking-decision span {
  font-size: .56rem;
  line-height: 1.2;
  letter-spacing: .12em;
}

.work-section .thinking-decision strong {
  margin-top: 8px;
  font-size: clamp(.84rem, .7vw, .93rem);
  font-weight: 600;
  line-height: 1.5;
}

@media (max-width: 1050px) {
  .work-section .case-stage { --case-gap-lg: 30px; }
}

@media (max-width: 1250px) {
  .work-section .case-stage {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    grid-template-areas: 'copy' 'thinking' 'visual';
    min-height: 0;
  }

  .work-section .case-visual { min-height: 330px; }

  .work-section .case-role-line { grid-template-columns: 1fr; gap: 7px; }

  .work-section .thinking-flow,
  .work-section .thinking-flow.visual-claim {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: minmax(92px, auto);
    gap: 1px;
  }

  .work-section .thinking-node { border-right: 1px solid rgba(18, 22, 20, .12); }
  .work-section .thinking-node:nth-child(2n) { border-right: 0; }
  .work-section .thinking-node::after { display: none; }
}

@media (max-width: 570px) {
  .work-section .case-stage {
    --case-gap-xs: 14px;
    --case-gap-sm: 18px;
    --case-gap-md: 26px;
    --case-gap-lg: 30px;
    --case-gap-flow: 18px;
  }

  .work-section .case-stage h3 { font-size: clamp(2.08rem, 11vw, 3.05rem); }
  .work-section .case-subtitle { font-size: .9rem; }
  .work-section .case-summary { font-size: .78rem; }
  .work-section .case-role-line strong { font-size: .78rem; }
  .work-section .text-button { margin-top: 23px; padding-bottom: 10px; font-size: .8rem; }
  .work-section .thinking-header { margin-bottom: 16px; font-size: .56rem; }
  .work-section .thinking-node { min-height: 88px; padding: 13px 12px 12px; }
  .work-section .thinking-node strong { font-size: .75rem; }
  .work-section .thinking-node small { font-size: .47rem; }
  .work-section .thinking-decision strong { font-size: .82rem; }
}

@media (max-width: 380px) {
  .work-section .thinking-flow,
  .work-section .thinking-flow.visual-claim { grid-template-columns: 1fr; }
  .work-section .thinking-node { border-right: 0; border-bottom: 1px solid rgba(18, 22, 20, .12); }
  .work-section .thinking-node:last-child { border-bottom: 0; }
}

/* TrueSeeking is an editorial case snapshot, not a generic long-form route page. */
.route-page-case-snapshot,
.route-page-case-snapshot .site-frame { background: var(--work-cream); }
.route-page-case-snapshot .site-frame { min-height: 100svh; }
.route-page-case-snapshot .route-main { padding: clamp(24px, 3vw, 42px) clamp(20px, 6vw, 92px) 0; }
.route-page-case-snapshot .route-content { width: min(1400px, 100%); }
.ts-case-snapshot { width: 100%; }
.ts-breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 7px; color: var(--muted); font-family: var(--font-label); font-size: .61rem; font-weight: 500; letter-spacing: .12em; line-height: 1.35; }
.ts-breadcrumb a { color: var(--ink); transition: color .2s ease; }
.ts-breadcrumb a:hover { color: #397868; }
.ts-case-hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(290px, .45fr); gap: clamp(38px, 8vw, 136px); align-items: end; padding: clamp(27px, 3vw, 44px) 0 clamp(24px, 2.7vw, 38px); border-bottom: 1px solid rgba(18, 22, 20, .16); }
.ts-hero-copy h1 { margin: 0; font-family: var(--font-mixed); font-size: 4.5rem; font-weight: 700; letter-spacing: -.045em; line-height: 1.24; }
.ts-hero-copy p { max-width: 620px; margin: 20px 0 0; color: #4f5a51; font-family: var(--font-cn); font-size: 1.05rem; font-weight: 500; line-height: 1.55; }
.ts-metadata { display: grid; gap: 17px; margin: 0; padding: 3px 0 3px 21px; border-left: 2px solid #5c9a7b; }
.ts-metadata div { display: grid; gap: 5px; }
.ts-metadata dt { color: #55826f; font-family: var(--font-label); font-size: .53rem; font-weight: 600; letter-spacing: .13em; }
.ts-metadata dd { margin: 0; color: var(--ink); font-family: var(--font-cn); font-size: .75rem; font-weight: 500; line-height: 1.5; }
.ts-case-layout { display: grid; grid-template-columns: minmax(220px, .38fr) minmax(0, 1fr); gap: clamp(52px, 8vw, 128px); padding: clamp(36px, 4vw, 52px) 0 clamp(34px, 4vw, 48px); }
.ts-narrative { position: relative; display: grid; align-content: start; gap: 0; min-width: 0; }
.ts-narrative::before { position: absolute; top: 5px; bottom: 24px; left: 4px; width: 1px; background: rgba(86, 128, 108, .35); content: ''; }
.ts-rail-item { position: relative; min-width: 0; padding: 0 0 23px 27px; }
.ts-rail-item::before { position: absolute; top: 4px; left: 0; width: 8px; height: 8px; border: 2px solid var(--work-cream); border-radius: 50%; background: #5c9a7b; content: ''; }
.ts-rail-item > span { display: block; color: #4d7e69; font-family: var(--font-label); font-size: .55rem; font-weight: 600; letter-spacing: .13em; line-height: 1.2; }
.ts-rail-item p { margin: 10px 0 0; color: #4b554d; font-family: var(--font-cn); font-size: .82rem; font-weight: 400; line-height: 1.75; }
.ts-rail-item p strong { color: var(--ink); font-weight: 600; }
.ts-rail-outcome { padding-bottom: 0; }
.ts-rail-outcome::before { background: #6f9b8a; }
.ts-rail-outcome p { max-width: 19ch; color: var(--ink); font-size: .94rem; font-weight: 600; line-height: 1.55; }
.ts-product-column { display: grid; align-content: start; gap: clamp(24px, 2.5vw, 32px); min-width: 0; }
.ts-evidence-surface { min-width: 0; padding: clamp(22px, 2.5vw, 30px); border: 1px solid rgba(18, 22, 20, .12); border-radius: 21px; background: var(--work-paper); box-shadow: 0 18px 44px rgba(56, 76, 58, .07); }
.ts-surface-header { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 12px; color: #56846f; font-family: var(--font-label); font-size: .58rem; font-weight: 600; letter-spacing: .13em; line-height: 1.3; }
.ts-surface-header span:last-child { color: var(--soft-muted); font-size: .5rem; letter-spacing: .1em; }
.ts-flow-source { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 12px; align-items: center; margin-top: 18px; padding: 11px 13px; border-left: 2px solid #79a5bb; background: rgba(198, 220, 232, .25); }
.ts-flow-source span { color: #527f98; font-family: var(--font-label); font-size: .54rem; font-weight: 600; letter-spacing: .12em; }
.ts-flow-source strong { min-width: 0; font-family: var(--font-cn); font-size: .77rem; font-weight: 500; line-height: 1.45; }
.ts-flow-source i { color: #6e9986; font-family: var(--font-en); font-size: .95rem; font-style: normal; }
.ts-flow-track { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: 13px; border-top: 1px solid rgba(18, 22, 20, .13); border-bottom: 1px solid rgba(18, 22, 20, .13); }
.ts-flow-step { position: relative; display: grid; min-width: 0; grid-template-rows: auto auto auto 1fr; gap: 6px; min-height: 142px; padding: 14px 15px 13px; border-right: 1px solid rgba(18, 22, 20, .11); }
.ts-flow-step:last-child { border-right: 0; }
.ts-flow-step::after { position: absolute; z-index: 2; top: 50%; right: -7px; width: 14px; height: 14px; border-radius: 50%; background: var(--work-paper); color: #6f9f89; content: '→'; font-family: var(--font-en); font-size: .72rem; line-height: 14px; text-align: center; transform: translateY(-50%); }
.ts-flow-step:last-child::after { display: none; }
.ts-flow-step > span { color: var(--soft-muted); font-family: var(--font-label); font-size: .52rem; font-weight: 500; letter-spacing: .1em; }
.ts-flow-step > svg { width: 24px; height: 24px; color: #5d8fac; stroke-width: 1.5; }
.ts-flow-step:nth-child(2) > svg, .ts-flow-step:nth-child(4) > svg { color: #5c9a7b; }
.ts-flow-step:nth-child(3) > svg { color: #8c938b; }
.ts-flow-step strong { min-width: 0; font-family: var(--font-en); font-size: .76rem; font-weight: 600; line-height: 1.25; overflow-wrap: anywhere; }
.ts-flow-step small { color: var(--muted); font-family: var(--font-cn); font-size: .67rem; font-weight: 500; line-height: 1.35; }
.ts-report-fragment { margin-top: 21px; padding-top: 14px; border-top: 1px solid rgba(18, 22, 20, .12); }
.ts-report-heading { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 9px; color: #56846f; font-family: var(--font-label); font-size: .5rem; font-weight: 600; letter-spacing: .11em; line-height: 1.3; }
.ts-report-heading span:last-child { color: var(--soft-muted); font-size: .44rem; }
.ts-report-top, .ts-report-bottom { display: grid; gap: 0; margin-top: 14px; }
.ts-report-top { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.ts-report-bottom { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 0; border-top: 1px solid rgba(18, 22, 20, .1); }
.ts-report-top > div, .ts-report-bottom > div { display: grid; min-width: 0; gap: 6px; padding: 11px 13px; border-right: 1px solid rgba(18, 22, 20, .1); }
.ts-report-top > div:last-child, .ts-report-bottom > div:last-child { border-right: 0; }
.ts-report-top small, .ts-report-bottom small { color: var(--soft-muted); font-family: var(--font-label); font-size: .43rem; font-weight: 600; letter-spacing: .09em; line-height: 1.2; }
.ts-report-top strong, .ts-report-bottom strong { min-width: 0; color: #434f47; font-family: var(--font-cn); font-size: .66rem; font-weight: 500; line-height: 1.5; overflow-wrap: anywhere; }
.ts-flow-caption { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin: 16px 0 0; color: #6a8275; font-family: var(--font-label); font-size: .5rem; font-weight: 600; letter-spacing: .1em; line-height: 1.4; text-align: center; }
.ts-flow-caption b { color: #6fa58a; font-weight: 600; }
.ts-my-work { padding: 0 0 0 17px; border-left: 2px solid #74a489; }
.ts-my-work-heading { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 10px; padding-bottom: 11px; border-bottom: 1px solid rgba(18, 22, 20, .13); color: #4d7e69; font-family: var(--font-label); font-size: .58rem; font-weight: 600; letter-spacing: .12em; }
.ts-my-work-heading span:last-child { color: var(--soft-muted); font-size: .47rem; letter-spacing: .09em; }
.ts-my-work ul { display: grid; gap: 0; margin: 8px 0 0; padding: 0; list-style: none; }
.ts-my-work li { display: grid; grid-template-columns: 18px minmax(0, 1fr); gap: 9px; align-items: start; padding: 10px 0; border-bottom: 1px solid rgba(18, 22, 20, .1); color: #36423a; font-family: var(--font-cn); font-size: .82rem; font-weight: 500; line-height: 1.55; }
.ts-my-work li svg { width: 15px; height: 15px; margin-top: 3px; color: #4d8c70; stroke-width: 2; }
.case-snapshot-footer { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 20px; width: min(1400px, calc(100% - clamp(40px, 12vw, 184px))); margin: 0 auto; padding: 19px 0 28px; border-top: 1px solid rgba(18, 22, 20, .16); color: var(--muted); font-family: var(--font-label); font-size: .54rem; font-weight: 500; letter-spacing: .1em; line-height: 1.35; text-transform: uppercase; }
.case-snapshot-name { color: var(--ink); transition: color .2s ease; }
.case-snapshot-name:hover { color: #397868; }
.case-snapshot-discipline { justify-self: center; }
.case-snapshot-nav { display: inline-flex; align-items: center; justify-self: end; gap: 10px; }
.case-snapshot-nav > span:first-child { margin-right: 5px; color: var(--muted); }
.case-snapshot-arrow { display: grid; width: 30px; height: 30px; place-items: center; border: 1px solid rgba(18, 22, 20, .5); border-radius: 50%; color: var(--ink); transition: transform .2s ease, background .2s ease; }
.case-snapshot-arrow svg { width: 14px; height: 14px; }
.case-snapshot-arrow:not(.is-disabled):hover { background: var(--mint); transform: translateX(2px); }
.case-snapshot-arrow.is-disabled { border-color: rgba(18, 22, 20, .18); color: var(--soft-muted); cursor: default; }

@media (max-width: 1050px) {
  .ts-case-hero { grid-template-columns: 1fr; gap: 28px; }
  .ts-metadata { grid-template-columns: 1.2fr 1fr .7fr; gap: 14px; padding: 17px 0 0; border-top: 2px solid #5c9a7b; border-left: 0; }
  .ts-case-layout { grid-template-columns: 210px minmax(0, 1fr); gap: 48px; }
}

@media (max-width: 920px) {
  .route-page-case-snapshot .route-main { padding: 28px 22px 0; }
  .ts-case-hero { padding-top: 31px; }
  .ts-case-layout { grid-template-columns: 1fr; gap: 38px; padding-block: 40px 48px; }
  .ts-narrative { max-width: 660px; }
  .ts-narrative::before { bottom: 27px; }
  .ts-product-column { gap: 32px; }
  .case-snapshot-footer { width: calc(100% - 44px); grid-template-columns: 1fr auto; padding-bottom: 26px; }
  .case-snapshot-discipline { grid-column: 1 / -1; grid-row: 2; justify-self: start; }
}

@media (max-width: 620px) {
  .route-page-case-snapshot .route-main { padding: 24px 18px 0; }
  .ts-breadcrumb { font-size: .54rem; }
  .ts-case-hero { gap: 24px; padding: 27px 0 28px; }
  .ts-hero-copy h1 { font-size: 3.15rem; }
  .ts-hero-copy p { margin-top: 15px; font-size: .9rem; }
  .ts-metadata { grid-template-columns: 1fr; gap: 12px; }
  .ts-metadata div { grid-template-columns: 58px minmax(0, 1fr); align-items: baseline; gap: 11px; }
  .ts-metadata dd { font-size: .71rem; }
  .ts-case-layout { gap: 32px; padding-top: 34px; }
  .ts-rail-item { padding-bottom: 24px; }
  .ts-rail-item p { font-size: .77rem; }
  .ts-evidence-surface { padding: 21px 17px; border-radius: 17px; }
  .ts-surface-header { font-size: .51rem; }
  .ts-surface-header span:last-child { font-size: .42rem; }
  .ts-flow-source { grid-template-columns: 1fr auto; padding: 11px 12px; }
  .ts-flow-source strong { grid-column: 1; font-size: .72rem; }
  .ts-flow-source i { grid-column: 2; grid-row: 1 / span 2; }
  .ts-flow-track { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ts-flow-step { min-height: 144px; padding: 15px 13px; border-bottom: 1px solid rgba(18, 22, 20, .11); }
  .ts-flow-step:nth-child(2n) { border-right: 0; }
  .ts-flow-step::after { display: none; }
  .ts-flow-step strong { font-size: .7rem; }
  .ts-flow-step small { font-size: .61rem; }
  .ts-report-fragment { margin-top: 23px; }
  .ts-report-top { grid-template-columns: 1fr; margin-top: 11px; }
  .ts-report-bottom { grid-template-columns: 1fr; }
  .ts-report-top > div, .ts-report-bottom > div { padding: 11px 0; border-right: 0; border-bottom: 1px solid rgba(18, 22, 20, .09); }
  .ts-report-bottom > div:last-child { border-bottom: 0; }
  .ts-flow-caption { justify-content: flex-start; font-size: .44rem; text-align: left; }
  .ts-my-work { padding-left: 13px; }
  .ts-my-work li { grid-template-columns: 17px minmax(0, 1fr); font-size: .76rem; }
  .case-snapshot-footer { width: calc(100% - 36px); gap: 12px; padding: 16px 0 24px; font-size: .48rem; }
  .case-snapshot-nav { gap: 7px; }
  .case-snapshot-arrow { width: 28px; height: 28px; }
}

@media (max-width: 360px) {
  .ts-flow-track { grid-template-columns: 1fr; }
  .ts-flow-step { min-height: 116px; border-right: 0; }
}

/* Shared product-logic surface for the remaining Work case snapshots. */
.case-core-surface { min-width: 0; padding: clamp(22px, 2.5vw, 30px); border: 1px solid rgba(18, 22, 20, .12); border-radius: 21px; background: var(--work-paper); box-shadow: 0 18px 44px rgba(56, 76, 58, .07); }
.case-core-header { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 10px; color: #56846f; font-family: var(--font-label); font-size: .58rem; font-weight: 600; letter-spacing: .13em; line-height: 1.3; }
.case-core-header span:last-child { color: var(--soft-muted); font-size: .5rem; letter-spacing: .1em; }

.audit-workflow-track, .knowledge-pipeline-track { display: grid; margin-top: 26px; border-top: 1px solid rgba(18, 22, 20, .12); border-bottom: 1px solid rgba(18, 22, 20, .12); }
.audit-workflow-track { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.audit-workflow-node, .knowledge-pipeline-node { position: relative; display: grid; min-width: 0; grid-template-rows: auto auto auto 1fr; gap: 6px; min-height: 160px; padding: 15px 12px 14px; border-right: 1px solid rgba(18, 22, 20, .1); }
.audit-workflow-node:last-child, .knowledge-pipeline-node:last-child { border-right: 0; }
.audit-workflow-node::after, .knowledge-pipeline-node::after { position: absolute; z-index: 2; top: 50%; right: -7px; width: 14px; height: 14px; border-radius: 50%; background: var(--work-paper); color: #6f9f89; content: '→'; font-family: var(--font-en); font-size: .72rem; line-height: 14px; text-align: center; transform: translateY(-50%); }
.audit-workflow-node:last-child::after, .knowledge-pipeline-node:last-child::after { display: none; }
.audit-workflow-node > span, .knowledge-pipeline-node > span { color: var(--soft-muted); font-family: var(--font-label); font-size: .5rem; font-weight: 500; letter-spacing: .1em; }
.audit-workflow-node > svg, .knowledge-pipeline-node > svg { width: 25px; height: 25px; color: #5d927c; stroke-width: 1.55; }
.audit-workflow-node strong, .knowledge-pipeline-node strong { min-width: 0; font-family: var(--font-cn); font-size: .72rem; font-weight: 600; line-height: 1.35; overflow-wrap: anywhere; }
.audit-workflow-node small, .knowledge-pipeline-node small { color: var(--muted); font-family: var(--font-cn); font-size: .56rem; font-weight: 400; line-height: 1.45; overflow-wrap: anywhere; }
.audit-decision-note { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: center; gap: 9px; margin-top: 20px; padding: 11px 13px; border-left: 2px solid #75a188; background: rgba(228, 240, 223, .54); color: #496d5b; font-family: var(--font-cn); font-size: .71rem; line-height: 1.45; }
.audit-decision-note b { color: #5b9477; font-family: var(--font-en); font-size: .9rem; }
.audit-decision-note strong { color: var(--ink); font-weight: 600; }
.audit-decision-note small { color: var(--muted); font-size: .6rem; }
.audit-learning-line { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 18px; color: #5d927c; font-family: var(--font-label); font-size: .53rem; font-weight: 600; letter-spacing: .12em; line-height: 1.3; text-align: center; }
.audit-learning-line::before, .audit-learning-line::after { flex: 1; height: 1px; background: rgba(93, 146, 124, .4); content: ''; }
.audit-learning-line i { display: none; }

.scenario-core-surface { background: #fffdf7; }
.scenario-targets { display: flex; flex-wrap: wrap; align-items: baseline; gap: 9px 15px; margin-top: 20px; padding-bottom: 13px; border-bottom: 1px solid rgba(18, 22, 20, .11); }
.scenario-targets > span { color: #a88245; font-family: var(--font-label); font-size: .51rem; font-weight: 600; letter-spacing: .12em; }
.scenario-targets strong { color: #4d655a; font-family: var(--font-en); font-size: .76rem; font-weight: 600; }
.scenario-targets strong:nth-of-type(2), .scenario-targets strong:nth-of-type(4) { color: #bd7a68; }
.scenario-focus { display: grid; justify-items: center; gap: 7px; width: min(100%, 300px); margin: 18px auto; padding: 15px 18px; border: 1px solid rgba(93, 146, 124, .38); border-radius: 9px 15px 10px 13px; background: rgba(236, 247, 232, .56); text-align: center; }
.scenario-focus > span { color: #56846f; font-family: var(--font-label); font-size: .52rem; font-weight: 600; letter-spacing: .13em; }
.scenario-focus strong { color: var(--ink); font-family: var(--font-en); font-size: 1rem; font-weight: 600; }
.scenario-focus small { color: var(--muted); font-family: var(--font-cn); font-size: .61rem; line-height: 1.4; }
.scenario-activity-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid rgba(18, 22, 20, .12); border-bottom: 1px solid rgba(18, 22, 20, .12); }
.scenario-activity { display: grid; min-width: 0; justify-items: center; gap: 7px; min-height: 116px; padding: 16px 11px 14px; border-right: 1px solid rgba(18, 22, 20, .1); text-align: center; }
.scenario-activity:last-child { border-right: 0; }
.scenario-activity svg { width: 23px; height: 23px; color: #6c9c87; stroke-width: 1.5; }
.scenario-activity:nth-child(2) svg, .scenario-activity:nth-child(4) svg { color: #c88a75; }
.scenario-activity strong { font-family: var(--font-label); font-size: .62rem; font-weight: 600; letter-spacing: .07em; }
.scenario-activity small { color: var(--muted); font-family: var(--font-cn); font-size: .56rem; line-height: 1.35; }
.scenario-progress { display: grid; grid-template-columns: 1fr auto 1.2fr auto 1fr; gap: 9px; align-items: center; margin-top: 18px; }
.scenario-progress > div { display: grid; gap: 5px; min-width: 0; padding: 10px 11px; border-left: 2px solid #7aa68d; background: rgba(229, 242, 225, .48); }
.scenario-progress > div:nth-of-type(2) { border-left-color: #d49a75; background: rgba(253, 241, 231, .54); }
.scenario-progress > div:nth-of-type(3) { border-left-color: #d0a84c; background: rgba(253, 248, 226, .62); }
.scenario-progress span { font-family: var(--font-label); font-size: .51rem; font-weight: 600; letter-spacing: .1em; }
.scenario-progress small { color: var(--muted); font-family: var(--font-cn); font-size: .55rem; line-height: 1.35; }
.scenario-progress > b { color: #719a84; font-family: var(--font-en); font-size: .82rem; font-weight: 500; }
.scenario-ai-notes { display: flex; flex-wrap: wrap; gap: 7px 13px; margin-top: 16px; color: var(--muted); font-family: var(--font-label); font-size: .47rem; font-weight: 500; letter-spacing: .06em; line-height: 1.4; }
.scenario-ai-notes span::before { margin-right: 5px; color: #6f9b86; content: '•'; }

.knowledge-core-surface { background: #fcfefb; }
.knowledge-inputs { display: grid; grid-template-columns: auto repeat(3, minmax(0, 1fr)); gap: 8px; align-items: center; margin-top: 20px; padding: 11px 13px; border-left: 2px solid #6c9a91; background: rgba(222, 239, 238, .48); }
.knowledge-inputs > span { color: #56817b; font-family: var(--font-label); font-size: .5rem; font-weight: 600; letter-spacing: .12em; }
.knowledge-inputs strong { min-width: 0; color: #445d54; font-family: var(--font-label); font-size: .55rem; font-weight: 600; letter-spacing: .08em; text-align: center; }
.knowledge-pipeline-track { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.knowledge-pipeline-node > svg { color: #5f9188; }
.knowledge-pipeline-node:nth-child(3) > svg, .knowledge-pipeline-node:nth-child(5) > svg { color: #668fa3; }
.knowledge-retrieval-hit { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 10px; align-items: center; margin-top: 19px; padding: 11px 13px; border-left: 2px solid #65958a; background: rgba(231, 244, 229, .58); }
.knowledge-retrieval-hit span { color: #54856f; font-family: var(--font-label); font-size: .5rem; font-weight: 600; letter-spacing: .11em; }
.knowledge-retrieval-hit strong { min-width: 0; font-family: var(--font-cn); font-size: .69rem; font-weight: 600; }
.knowledge-retrieval-hit small { color: var(--muted); font-family: var(--font-label); font-size: .47rem; font-weight: 500; letter-spacing: .06em; }
.knowledge-product-note { margin: 16px 0 0; color: #4a7464; font-family: var(--font-cn); font-size: .76rem; font-weight: 600; line-height: 1.45; text-align: center; }

@media (max-width: 1050px) {
  .audit-workflow-track, .knowledge-pipeline-track { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .audit-workflow-node, .knowledge-pipeline-node { min-height: 130px; }
  .audit-workflow-node:nth-child(3n), .knowledge-pipeline-node:nth-child(3n) { border-right: 0; }
  .audit-workflow-node:nth-child(3)::after, .knowledge-pipeline-node:nth-child(3)::after { top: auto; right: 10px; bottom: -8px; content: '↓'; transform: none; }
}

@media (max-width: 620px) {
  .case-core-surface { padding: 20px 16px; border-radius: 17px; }
  .case-core-header { font-size: .51rem; }
  .case-core-header span:last-child { font-size: .42rem; }
  .audit-workflow-track, .knowledge-pipeline-track { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 18px; }
  .audit-workflow-node, .knowledge-pipeline-node { min-height: 122px; padding: 13px 11px; border-bottom: 1px solid rgba(18, 22, 20, .1); }
  .audit-workflow-node:nth-child(2n), .knowledge-pipeline-node:nth-child(2n) { border-right: 0; }
  .audit-workflow-node::after, .knowledge-pipeline-node::after { display: none; }
  .audit-workflow-node strong, .knowledge-pipeline-node strong { font-size: .66rem; }
  .audit-workflow-node small, .knowledge-pipeline-node small { font-size: .52rem; }
  .audit-decision-note { justify-content: flex-start; margin-top: 15px; font-size: .66rem; }
  .audit-learning-line { margin-top: 15px; font-size: .47rem; }
  .scenario-targets { gap: 7px 11px; margin-top: 17px; }
  .scenario-focus { margin: 15px auto; }
  .scenario-activity-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .scenario-activity { min-height: 104px; padding: 13px 9px; border-bottom: 1px solid rgba(18, 22, 20, .1); }
  .scenario-activity:nth-child(2n) { border-right: 0; }
  .scenario-progress { grid-template-columns: 1fr; gap: 7px; }
  .scenario-progress > b { display: none; }
  .scenario-ai-notes { font-size: .43rem; }
  .knowledge-inputs { grid-template-columns: 1fr repeat(3, minmax(0, 1fr)); padding: 10px; }
  .knowledge-inputs > span { grid-column: 1 / -1; }
  .knowledge-retrieval-hit { grid-template-columns: 1fr; gap: 5px; margin-top: 15px; }
  .knowledge-product-note { font-size: .69rem; }
}

@media (max-width: 360px) {
  .audit-workflow-track, .knowledge-pipeline-track { grid-template-columns: 1fr; }
  .audit-workflow-node, .knowledge-pipeline-node { min-height: 105px; border-right: 0; }
  .scenario-targets strong { font-size: .69rem; }
}

/* Section palette: shared paper surfaces with distinct chapter backgrounds. */
:root {
  --bg-about: #e6f1d8;
  --bg-work: #f3ede2;
  --bg-lab: #e3efed;
  --bg-journey: #f3e6dc;
  --bg-contact: #111512;
  --surface-about: #fbfaf4;
  --surface-work: #fcfaf5;
  --surface-lab: #fafcf9;
  --surface-journey: #fcfaf5;
  --brand-green: #3f7f73;
  --lab-green: #4b817b;
  --journey-coral: #d68e75;
  --journey-yellow: #d7b45a;
  --contact-text: #f7f5ee;
  --contact-accent: #f2df8e;
}

html,
body { background: var(--bg-about); }

.hero-section { background-color: var(--bg-about); }
.hero-shell { background-color: var(--surface-about); }

.work-section { background-color: var(--bg-work); }
.work-section .case-panel { background-color: var(--surface-work); }
.work-section .case-index-item:hover,
.work-section .case-index-item.is-active { background-color: var(--surface-work); }

.lab-section { background-color: var(--bg-lab); }
.lab-section .lab-surface { background-color: var(--surface-lab); }

.journey-section { background-color: var(--bg-journey); }
.journey-section .journey-poster { background-color: var(--surface-journey); }

.contact-section { background-color: var(--bg-contact); color: var(--contact-text); }
.contact-section .section-number { color: rgba(247, 245, 238, .62); }
.contact-heading h2 { color: var(--contact-text); }
.contact-heading h2 span,
.contact-kicker,
.contact-row-value,
.contact-row-action,
.contact-copy-feedback { color: var(--contact-accent); }
.contact-intro,
.contact-row-label,
.contact-footer { color: rgba(247, 245, 238, .66); }

/* 02 / WORK: one master card, one product story, one final action. */
.work-section { padding-inline: clamp(24px, 4vw, 64px); }

.work-section > .section-number {
  width: min(1380px, 100%);
  margin-bottom: clamp(24px, 2vw, 32px);
}

.work-section .case-panel {
  width: min(1380px, 100%);
  min-height: 870px;
  grid-template-columns: minmax(260px, 23%) minmax(0, 77%);
  grid-template-rows: minmax(0, 1fr);
  overflow: hidden;
  border: 1px solid rgba(18, 22, 20, .1);
  border-radius: 36px;
  background: var(--surface-work);
  box-shadow: 0 20px 58px rgba(56, 76, 58, .09);
}

.work-section .case-index {
  padding: 38px 30px 30px;
  border-right-color: rgba(18, 22, 20, .1);
  background: rgba(244, 248, 239, .76);
}

.work-section .case-index-title { margin-bottom: 22px; }

.work-section .case-index-item {
  position: relative;
  min-height: 91px;
  padding: 17px 14px 17px 16px;
}

.work-section .case-index-item:hover,
.work-section .case-index-item.is-active {
  padding-left: 16px;
  background: rgba(255, 253, 248, .88);
}

.work-section .case-index-item.is-active::before {
  position: absolute;
  top: 17px;
  bottom: 17px;
  left: 0;
  width: 2px;
  background: var(--brand-green);
  content: '';
}

.work-section .case-index-item.is-active strong { color: #161a17; font-weight: 700; }
.work-section .case-index-item strong { font-size: .9rem; }
.work-section .case-index-item small { font-size: .64rem; }
.work-section .case-controls { padding-top: 28px; }

@media (min-width: 1051px) {
  .work-section .case-stage {
    grid-column: 2 / -1;
    grid-template-columns: minmax(0, 1.40625fr) minmax(320px, 1fr);
    grid-template-rows: auto minmax(0, 1fr) auto;
    grid-template-areas:
      'copy visual'
      'thinking visual'
      'footer footer';
    column-gap: clamp(30px, 3.2vw, 48px);
    row-gap: 30px;
    min-height: 870px;
    padding: clamp(45px, 4vw, 62px) clamp(38px, 4vw, 58px) 30px;
  }

  .work-section .case-stage-copy { grid-area: copy; align-self: start; }
  .work-section .case-visual-wrap {
    grid-area: visual;
    align-self: start;
    justify-self: start;
    width: calc(100% + 42px);
    max-width: calc(100% + 42px);
    padding-top: 18px;
  }
  .work-section .case-thinking { grid-area: thinking; align-self: start; }
}

.work-section .case-meta {
  font-size: .62rem;
  letter-spacing: .14em;
}

.work-section .case-stage h3 {
  margin: 20px 0;
  font-size: clamp(3rem, 4vw, 4.55rem);
  letter-spacing: -.04em;
  line-height: 1;
}

.work-section .case-subtitle {
  max-width: 30ch;
  font-size: clamp(1.08rem, 1.28vw, 1.25rem);
  font-weight: 600;
  line-height: 1.55;
}

.work-section .case-role-line {
  grid-template-columns: 1fr;
  gap: 13px;
  margin-top: 34px;
  padding-top: 19px;
}

.work-section .case-role-line span {
  color: var(--brand-green);
  font-size: .6rem;
  letter-spacing: .14em;
}

.work-section .case-role-line strong {
  font-size: clamp(.88rem, .95vw, .98rem);
  font-weight: 600;
  line-height: 1.5;
}

.work-section .case-thinking {
  display: grid;
  gap: 0;
}

.work-section .thinking-header {
  display: block;
  margin: 0 0 16px;
  padding: 0;
  border: 0;
  color: var(--brand-green);
  font-size: .6rem;
  font-weight: 600;
  letter-spacing: .14em;
}

.work-section .thinking-flow {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-auto-rows: 112px;
  gap: 0;
  margin: 0 0 20px;
  border-top: 1px solid rgba(63, 127, 115, .18);
  border-bottom: 1px solid rgba(63, 127, 115, .18);
  background: transparent;
}

.work-section .thinking-flow.visual-claim {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.work-section .thinking-node {
  min-height: 112px;
  grid-template-rows: auto 21px auto auto;
  align-content: start;
  gap: 5px;
  padding: 14px 12px 11px;
  border-right: 1px solid rgba(63, 127, 115, .17);
  border-bottom: 0;
}

.work-section .thinking-flow.visual-claim .thinking-node:last-child,
.work-section .thinking-flow:not(.visual-claim) .thinking-node:nth-child(3n) { border-right: 0; }

.work-section .thinking-node::after {
  top: 50%;
  right: -7px;
  z-index: 2;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--surface-work);
  color: var(--brand-green);
  font-size: .76rem;
  line-height: 14px;
  text-align: center;
  transform: translateY(-50%);
}

.work-section .thinking-flow.visual-claim .thinking-node:nth-child(3)::after {
  top: 50%;
  right: -7px;
  bottom: auto;
  content: '→';
  transform: translateY(-50%);
}

.work-section .thinking-number {
  margin: 0;
  color: var(--brand-green);
  font-size: .53rem;
}

.work-section .thinking-node-icon {
  width: 20px;
  height: 20px;
  color: var(--brand-green);
  stroke-width: 1.7;
}

.work-section .thinking-node strong {
  margin: 0;
  color: #202521;
  font-size: .76rem;
  font-weight: 600;
  line-height: 1.25;
}

.work-section .thinking-node small {
  color: #687068;
  font-size: .46rem;
  letter-spacing: .08em;
  line-height: 1.2;
}

.work-section .thinking-node-mark { display: none; }

.work-section .thinking-decision {
  gap: 7px;
  margin: 0;
  padding: 0 0 0 15px;
  border-left: 2px solid var(--brand-green);
}

.work-section .thinking-decision span {
  color: var(--brand-green);
  font-size: .56rem;
  font-weight: 600;
  letter-spacing: .12em;
}

.work-section .thinking-decision strong {
  margin: 0;
  color: #222722;
  font-size: clamp(.86rem, .9vw, .98rem);
  font-weight: 600;
  line-height: 1.5;
}

.work-section .case-visual {
  min-height: 520px;
  padding: 25px;
  border-radius: 25px;
}

.work-section .claim-sheet,
.work-section .audit-sheet,
.work-section .scenario-sheet,
.work-section .rag-sheet {
  width: min(100%, 410px);
  min-height: 340px;
  padding: 19px;
}

.work-section .case-active-footer {
  grid-area: footer;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  min-height: 90px;
  margin-top: 0;
  padding-top: 21px;
  border-top: 1px solid rgba(18, 22, 20, .15);
}

.work-section .case-active-outcome {
  display: grid;
  gap: 9px;
  min-width: 0;
}

.work-section .case-active-outcome span {
  color: var(--brand-green);
  font-family: var(--font-label);
  font-size: .58rem;
  font-weight: 600;
  letter-spacing: .13em;
}

.work-section .case-active-outcome strong {
  max-width: 500px;
  color: #202521;
  font-family: var(--font-cn);
  font-size: clamp(.84rem, .93vw, .98rem);
  font-weight: 600;
  line-height: 1.52;
  white-space: pre-line;
}

.work-section .case-full-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  padding: 0 0 8px;
  border: 0;
  border-bottom: 1.5px solid var(--brand-green);
  background: transparent;
  color: #202521;
  font-family: var(--font-cn);
  font-size: .88rem;
  font-weight: 600;
  cursor: pointer;
  transition: color .18s ease, gap .18s ease, border-color .18s ease;
}

.work-section .case-full-link svg {
  width: 16px;
  height: 16px;
  transition: transform .18s ease;
}

.work-section .case-full-link:hover { gap: 12px; color: var(--brand-green); }
.work-section .case-full-link:hover svg { transform: translate(2px, -2px); }

/* 04 / JOURNEY: visually free, structurally controlled. */
.journey-poster {
  display: grid;
  grid-template-columns: minmax(260px, 29fr) minmax(0, 71fr);
  align-items: start;
  gap: clamp(34px, 3.9vw, 60px);
  min-height: 950px;
}

.journey-story {
  position: relative;
  z-index: 4;
  grid-column: 1;
  grid-row: 1;
  align-self: start;
  max-width: 350px;
  padding-top: clamp(14px, 1.6vw, 28px);
}

.journey-story .eyebrow { margin-bottom: 24px; }
.journey-story h2 {
  font-size: clamp(3.25rem, 4.05vw, 4rem);
  font-weight: 750;
  letter-spacing: -.045em;
  line-height: 1.01;
}
.journey-story-en {
  max-width: 270px;
  margin-top: 34px;
  font-size: clamp(1.06rem, 1.55vw, 1.38rem);
  line-height: 1.3;
}
.journey-story-en::after {
  right: auto;
  bottom: -9px;
  left: 0;
  width: 92px;
  transform: rotate(-2deg);
}
.journey-story-copy {
  max-width: 330px;
  margin-top: 37px;
  font-size: .92rem;
  line-height: 1.88;
}
.journey-story .section-cta { margin-top: 38px; }

.journey-stage {
  position: relative;
  z-index: 2;
  grid-column: 2;
  grid-row: 1;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-template-rows: repeat(8, minmax(64px, 1fr));
  column-gap: clamp(12px, 1.35vw, 20px);
  row-gap: clamp(12px, 1.35vw, 20px);
  min-height: 820px;
}

.journey-path {
  z-index: 1;
  color: #527d6b;
}
.journey-path-line {
  stroke-width: 2.15;
  stroke-dasharray: .012 .015;
  opacity: .6;
}

.journey-portrait {
  z-index: 3;
  grid-column: 3 / 8;
  grid-row: 3 / 7;
  align-self: center;
  justify-self: center;
  width: min(100%, 286px);
  transform: translate(-8px, -9px);
}
.journey-blob { inset: 2% -10% 18% -10%; }
.journey-portrait-label { bottom: -5%; }
.journey-portrait-label strong { font-size: .86rem; }
.journey-portrait-label span { font-size: .53rem; }

.journey-zone {
  z-index: 2;
  align-self: start;
  gap: 9px;
  width: 100%;
  max-width: clamp(210px, 18vw, 260px);
}
.journey-zone-language {
  grid-column: 1 / 5;
  grid-row: 1 / 3;
  justify-self: start;
  transform: translateY(-2px) rotate(-.5deg);
}
.journey-zone-people {
  grid-column: 8 / 13;
  grid-row: 1 / 3;
  justify-self: end;
  transform: translateY(1px) rotate(.4deg);
}
.journey-zone-places {
  grid-column: 8 / 13;
  grid-row: 3 / 5;
  justify-self: end;
  transform: translateY(-3px) rotate(-.3deg);
}
.journey-zone-product {
  grid-column: 8 / 12;
  grid-row: 5 / 7;
  justify-self: start;
  transform: translateY(-4px) rotate(.5deg);
}
.journey-zone-ai {
  grid-column: 8 / 12;
  grid-row: 7 / 9;
  justify-self: center;
  transform: translateY(0);
}

.journey-node {
  min-height: 158px;
  padding: 19px 20px 17px;
  border-radius: 18px 22px 17px 20px;
  gap: 7px;
}
.journey-node::before { top: 12px; right: 15px; }
.journey-node-heading > span { font-size: .68rem; }
.journey-node-heading small { font-size: .61rem; }
.journey-node-title strong { font-size: 1.28rem; }
.journey-node-title span { font-size: .72rem; }
.journey-node-doodle { height: 38px; }
.journey-node-context { font-size: .61rem; line-height: 1.5; }
.journey-node-ai { min-height: 150px; }
.journey-node-ai .journey-node-doodle { color: #b7d9c3; }

.journey-zone .journey-annotation {
  position: static;
  max-width: 220px;
  margin: 0;
  padding-left: 3px;
  font-size: clamp(.84rem, 1.05vw, 1rem);
  line-height: 1.42;
  opacity: .8;
  transform: none;
}
.journey-zone .journey-annotation::before { width: 6px; height: 6px; }
.journey-zone-language .journey-annotation { width: auto; color: #527d6b; }
.journey-zone-people .journey-annotation {
  width: auto;
  max-width: 215px;
  color: #c67d6b;
}
.journey-zone-ai .journey-annotation { width: auto; color: #527d6b; }

@media (max-width: 1199px) and (min-width: 821px) {
  .journey-poster {
    grid-template-columns: 1fr;
    gap: 46px;
    min-height: 0;
    padding-inline: clamp(40px, 5vw, 64px);
  }
  .journey-story {
    grid-column: 1;
    grid-row: auto;
    max-width: 650px;
    padding-top: 0;
  }
  .journey-story-copy { max-width: 520px; }
  .journey-stage {
    grid-column: 1;
    grid-row: auto;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    grid-template-rows: repeat(6, minmax(86px, 1fr));
    min-height: 780px;
  }
  .journey-path-desktop { display: none; }
  .journey-path-tablet { display: inline; }
  .journey-portrait { grid-column: 1 / 4; grid-row: 3 / 5; width: min(100%, 235px); }
  .journey-zone { max-width: none; }
  .journey-zone-language { grid-column: 1 / 4; grid-row: 1 / 3; justify-self: stretch; }
  .journey-zone-people { grid-column: 4 / 7; grid-row: 1 / 3; justify-self: stretch; }
  .journey-zone-places { grid-column: 4 / 7; grid-row: 3 / 5; justify-self: stretch; }
  .journey-zone-product { grid-column: 1 / 4; grid-row: 5 / 7; justify-self: stretch; }
  .journey-zone-ai { grid-column: 4 / 7; grid-row: 5 / 7; justify-self: stretch; }
}

@media (max-width: 820px) {
  .journey-poster {
    grid-template-columns: 1fr;
    gap: 34px;
    min-height: 0;
  }
  .journey-story { grid-column: 1; grid-row: auto; max-width: 640px; padding-top: 0; }
  .journey-story h2 { font-size: clamp(2.85rem, 10vw, 4rem); }
  .journey-story-en { margin-top: 25px; }
  .journey-story-copy { max-width: 520px; margin-top: 29px; }
  .journey-stage {
    grid-column: 1;
    grid-row: auto;
    display: flex;
    min-height: 0;
    flex-direction: column;
    gap: 23px;
  }
  .journey-stage::before {
    position: absolute;
    z-index: 1;
    top: clamp(246px, 67vw, 300px);
    bottom: 48px;
    left: 50%;
    border-left: 1.5px dashed rgba(82, 125, 107, .5);
    content: '';
    transform: translateX(-50%);
  }
  .journey-path { display: none; }
  .journey-portrait {
    order: 0;
    width: min(230px, 64vw);
    margin: 4px auto 29px;
    transform: none;
  }
  .journey-zone {
    order: 1;
    align-self: stretch;
    width: min(100%, 345px);
    max-width: none;
    margin: 0;
  }
  .journey-zone-language,
  .journey-zone-places,
  .journey-zone-ai { transform: rotate(-.65deg); }
  .journey-zone-people,
  .journey-zone-product { align-self: flex-end; transform: rotate(.65deg); }
  .journey-node { min-height: 154px; }
  .journey-zone .journey-annotation { max-width: 280px; margin-top: 2px; font-size: .91rem; }
  .journey-zone-people .journey-annotation { max-width: 280px; }
}

@media (max-width: 570px) {
  .journey-poster { padding: 29px 18px 23px; border-radius: 21px; }
  .journey-story h2 { font-size: clamp(2.65rem, 12.6vw, 3.55rem); }
  .journey-story-en { max-width: 246px; font-size: .98rem; }
  .journey-story-copy { font-size: .8rem; line-height: 1.8; }
  .journey-stage { gap: 20px; }
  .journey-portrait { width: min(208px, 66vw); margin-bottom: 25px; }
  .journey-zone { width: min(100%, 300px); }
  .journey-node { min-height: 150px; padding: 17px 17px 15px; }
  .journey-node-title strong { font-size: 1.12rem; }
  .journey-node-context { font-size: .58rem; }
  .journey-zone .journey-annotation { max-width: 260px; font-size: .84rem; }
}

@media (max-width: 1050px) {
  .work-section { padding-inline: clamp(20px, 4vw, 48px); }
  .work-section .case-panel {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
    min-height: 0;
  }
  .work-section .case-index {
    display: grid;
    grid-template-columns: repeat(4, minmax(148px, 1fr));
    gap: 0;
    padding: 22px 20px 18px;
    overflow-x: auto;
    border-right: 0;
    border-bottom: 1px solid rgba(18, 22, 20, .1);
  }
  .work-section .case-index-title,
  .work-section .case-controls { grid-column: 1 / -1; }
  .work-section .case-controls { margin-top: 12px; padding-top: 0; }
  .work-section .case-stage {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto auto;
    grid-template-areas: 'copy' 'thinking' 'visual' 'footer';
    gap: 34px;
    min-height: 0;
    padding: 38px;
  }
  .work-section .case-stage-copy { grid-area: copy; }
  .work-section .case-thinking { grid-area: thinking; }
  .work-section .case-visual-wrap { grid-area: visual; }
  .work-section .case-visual { min-height: 420px; }
  .work-section .case-active-footer { grid-area: footer; }
}

@media (max-width: 620px) {
  .work-section { padding-inline: 18px; }
  .work-section .case-panel { border-radius: 24px; }
  .work-section .case-index { grid-template-columns: repeat(4, minmax(136px, 1fr)); padding: 19px 15px 15px; }
  .work-section .case-index-item { min-height: 72px; padding: 12px 10px; }
  .work-section .case-index-item.is-active::before { top: 12px; bottom: 12px; }
  .work-section .case-stage { gap: 30px; padding: 29px 20px 26px; }
  .work-section .case-stage h3 { font-size: clamp(2.35rem, 12vw, 3.25rem); }
  .work-section .case-subtitle { font-size: .96rem; }
  .work-section .case-role-line { margin-top: 27px; }
  .work-section .thinking-flow,
  .work-section .thinking-flow.visual-claim {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: 108px;
  }
  .work-section .thinking-node:nth-child(2n) { border-right: 0; }
  .work-section .thinking-node::after { display: none; }
  .work-section .case-visual { min-height: 330px; padding: 16px; border-radius: 19px; }
  .work-section .claim-sheet,
  .work-section .audit-sheet,
  .work-section .scenario-sheet,
  .work-section .rag-sheet { min-height: 280px; padding: 15px; }
  .work-section .case-active-footer { align-items: flex-start; flex-direction: column; gap: 19px; min-height: 0; padding-top: 19px; }
  .work-section .case-full-link { align-self: flex-end; }
}

@media (max-width: 360px) {
  .work-section .thinking-flow,
  .work-section .thinking-flow.visual-claim { grid-template-columns: 1fr; grid-auto-rows: 96px; }
  .work-section .thinking-node { border-right: 0; border-bottom: 1px solid rgba(63, 127, 115, .17); }
  .work-section .thinking-node:last-child { border-bottom: 0; }
}

@media (min-width: 1051px) and (max-width: 1180px) {
  .work-section .case-stage h3 {
    font-size: clamp(2.15rem, 3.4vw, 2.8rem);
  }
}

/* 05 / CONTACT: compact desktop chapter without crowding its footer. */
.contact-section { min-height: 720px; }
.contact-shell { padding-top: clamp(64px, 6vh, 68px); }
.contact-list { margin-top: 32px; }

@media (max-width: 570px) {
  .contact-section { min-height: 780px; }
  .contact-shell { padding-top: clamp(78px, 13vh, 110px); }
  .contact-list { margin-top: 46px; }
}

/* 03 / AI LAB — Tab 03: AI+ micro builds. */
.lab-copy > .lab-lede { white-space: pre-line; }
.lab-context-tags[hidden] { display: none; }

.lab-copy.is-micro-builds {
  max-width: 450px;
}

.lab-copy.is-micro-builds h2 {
  max-width: 460px;
  margin-top: clamp(74px, 7vw, 108px);
}

.lab-copy.is-micro-builds h2 > span {
  color: var(--ink);
  font-size: clamp(1.75rem, 2.25vw, 2.12rem);
  font-weight: 700;
  letter-spacing: -.03em;
  line-height: 1.25;
  white-space: normal;
}

.lab-copy.is-micro-builds h2 > em {
  margin-top: 28px;
  color: var(--brand-green);
  font-size: clamp(4.1rem, 5.25vw, 5.05rem);
  font-style: normal;
  font-weight: 700;
  letter-spacing: -.04em;
  line-height: 1;
  white-space: nowrap;
}

.lab-copy.is-micro-builds .lab-lede {
  max-width: 420px;
  margin-top: 34px;
  color: #4b554d;
  font-size: clamp(1rem, 1.25vw, 1.13rem);
  line-height: 1.72;
}

.lab-context-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 29px;
}

.lab-context-tags span {
  padding: 7px 13px;
  border-radius: 999px;
  background: rgba(223, 236, 226, .82);
  color: #467b6d;
  font-family: var(--font-cn);
  font-size: .76rem;
  font-weight: 500;
  line-height: 1;
}

.lab-note.is-micro-builds {
  max-width: 335px;
  margin-top: clamp(76px, 8vw, 112px);
}

.lab-note.is-micro-builds .lab-note-rule { width: 48px; }
.lab-note.is-micro-builds strong {
  position: relative;
  max-width: 300px;
  padding: 4px 18px 2px 20px;
  color: #4b554d;
  font-size: clamp(1rem, 1.2vw, 1.12rem);
  font-weight: 500;
  line-height: 1.72;
}

.lab-note.is-micro-builds strong::before,
.lab-note.is-micro-builds strong::after {
  position: absolute;
  color: var(--brand-green);
  font-family: Georgia, serif;
  font-size: 2rem;
  font-weight: 600;
  line-height: 1;
  opacity: .8;
}

.lab-note.is-micro-builds strong::before { top: -5px; left: 0; content: '“'; }
.lab-note.is-micro-builds strong::after { right: 0; bottom: -6px; content: '”'; }
.lab-note.is-micro-builds p:empty { display: none; }

.lab-surface.is-micro-builds {
  height: auto;
  min-height: 0;
  padding: 30px 32px 31px;
}

.lab-surface.is-micro-builds .lab-detail-body {
  height: auto;
  min-height: 0;
  overflow: visible;
}

.lab-surface.is-micro-builds .lab-surface-footer { display: none; }

.lab-micro-builds {
  display: grid;
  gap: 22px;
  padding-top: 29px;
}

.micro-build-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.micro-build-card {
  display: flex;
  min-width: 0;
  min-height: 416px;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid rgba(18, 22, 20, .1);
  border-radius: 17px;
  background: #fffefa;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.micro-build-card:hover {
  border-color: rgba(63, 127, 115, .28);
  box-shadow: 0 10px 24px rgba(35, 45, 38, .06);
  transform: translateY(-2px);
}

.micro-build-visual {
  position: relative;
  display: grid;
  min-height: 178px;
  place-items: center;
  overflow: hidden;
  border-bottom: 1px solid rgba(18, 22, 20, .09);
  background: #f1f5f1;
}

.micro-build-card-copy {
  display: flex;
  min-height: 237px;
  flex-direction: column;
  padding: 16px 17px 17px;
}

.micro-build-number {
  color: #74817a;
  font-family: var(--font-label);
  font-size: .53rem;
  font-weight: 600;
  letter-spacing: .12em;
}

.micro-build-card h3 {
  margin: 7px 0 0;
  color: var(--ink);
  font-family: var(--font-en);
  font-size: clamp(1.02rem, 1.23vw, 1.28rem);
  font-weight: 700;
  letter-spacing: -.025em;
  line-height: 1.16;
}

.micro-build-positioning {
  min-height: 22px;
  margin: 7px 0 0;
  color: #467b6d;
  font-family: var(--font-cn);
  font-size: .75rem;
  font-weight: 500;
  line-height: 1.45;
}

.micro-build-flow {
  min-height: 34px;
  margin: 14px 0 0;
  color: #343b36;
  font-family: var(--font-cn);
  font-size: .69rem;
  line-height: 1.55;
}

.micro-build-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 12px;
}

.micro-build-tags span {
  padding: 5px 7px;
  border-radius: 8px;
  background: #eff4ef;
  color: #4b7b70;
  font-family: var(--font-label);
  font-size: .51rem;
  font-weight: 500;
  letter-spacing: .04em;
  line-height: 1;
}

.micro-build-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: auto;
  padding-top: 16px;
  color: #467b6d;
  font-family: var(--font-label);
  font-size: .5rem;
  font-weight: 600;
  letter-spacing: .11em;
  line-height: 1;
}

.micro-build-status i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #3f7f73;
}

.expense-receipt {
  display: grid;
  width: 92px;
  height: 122px;
  align-content: start;
  gap: 7px;
  padding: 17px 13px 11px;
  border: 1px solid rgba(18, 22, 20, .08);
  background: #fffefa;
  box-shadow: 3px 4px 9px rgba(35, 45, 38, .09);
  transform: rotate(-2.5deg);
}

.expense-receipt span { display: block; width: 100%; height: 4px; background: #dce4df; }
.expense-receipt span:nth-of-type(2) { width: 72%; }
.expense-receipt span:nth-of-type(3) { width: 84%; }
.expense-receipt span:nth-of-type(4) { width: 62%; }
.expense-receipt span:nth-of-type(5) { width: 76%; }
.expense-receipt b { display: block; width: 100%; height: 1px; margin: 5px 0 1px; background: #c9d6cd; }

.expense-camera {
  position: absolute;
  right: calc(50% - 68px);
  bottom: 23px;
  display: grid;
  width: 55px;
  height: 55px;
  place-items: center;
  border-radius: 15px;
  background: #3f7f73;
  box-shadow: 0 9px 15px rgba(35, 72, 61, .18);
  color: #fffefa;
}

.expense-camera svg { width: 25px; height: 25px; stroke-width: 2.2; }

.micro-build-visual-voice { grid-template-columns: minmax(30px, 1fr) 88px minmax(30px, 1fr); gap: 13px; }
.voice-mic {
  display: grid;
  width: 88px;
  height: 88px;
  place-items: center;
  border-radius: 50%;
  background: #3f7f73;
  box-shadow: 0 0 0 10px rgba(63, 127, 115, .08), 0 10px 20px rgba(35, 72, 61, .12);
  color: #fffefa;
}
.voice-mic svg { width: 37px; height: 37px; stroke-width: 1.7; }
.voice-wave { display: flex; align-items: center; justify-content: center; gap: 4px; height: 76px; }
.voice-wave i { display: block; width: 3px; border-radius: 4px; background: #b8d3c6; }
.voice-wave i:nth-child(1), .voice-wave i:nth-child(4) { height: 18px; }
.voice-wave i:nth-child(2) { height: 34px; }
.voice-wave i:nth-child(3) { height: 49px; }
.voice-wave-right { transform: scaleX(-1); }

.notch-tool-panel {
  position: relative;
  display: grid;
  width: 156px;
  height: 103px;
  align-content: center;
  gap: 8px;
  padding: 27px 25px 17px;
  border-radius: 20px;
  background: #1e2521;
  box-shadow: 0 10px 19px rgba(20, 28, 23, .18);
}
.notch-tool-panel > b { position: absolute; top: 0; left: 50%; width: 46px; height: 15px; border-radius: 0 0 9px 9px; background: #111613; transform: translateX(-50%); }
.notch-tool-panel > span { display: block; height: 4px; border-radius: 4px; background: rgba(247, 250, 247, .46); }
.notch-tool-panel > span:nth-of-type(2) { width: 72%; }
.notch-tool-panel > span:nth-of-type(3) { width: 85%; }
.notch-tool-panel > i { position: absolute; left: 16px; width: 7px; height: 7px; border-radius: 50%; background: rgba(247, 250, 247, .78); }
.notch-tool-panel > i:nth-of-type(1) { top: 40px; }
.notch-tool-panel > i:nth-of-type(2) { top: 56px; }
.notch-cursor {
  position: absolute;
  right: calc(50% - 78px);
  bottom: 19px;
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: #9bc7b1;
  transform: rotate(-13deg);
}
.notch-cursor svg { width: 36px; height: 36px; fill: #9bc7b1; stroke: #9bc7b1; stroke-width: 1.2; }

.micro-build-shelf {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
  min-height: 64px;
  padding: 13px 16px;
  border: 1px solid rgba(18, 22, 20, .1);
  border-radius: 13px;
  background: rgba(250, 252, 249, .74);
}

.micro-build-shelf-label {
  color: #67726c;
  font-family: var(--font-label);
  font-size: .56rem;
  font-weight: 600;
  letter-spacing: .12em;
  white-space: nowrap;
}

.micro-build-shelf-items {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: flex-end;
  gap: 16px;
  color: #303832;
  font-family: var(--font-cn);
  font-size: .68rem;
  line-height: 1.35;
}

.micro-build-shelf-items span { min-width: 0; }
.micro-build-shelf-items i { width: 1px; height: 18px; flex: 0 0 1px; background: rgba(18, 22, 20, .13); }
.micro-build-shelf-arrow { color: #66736a; font-family: var(--font-en); font-size: 1.25rem; line-height: 1; }

@media (max-width: 1050px) {
  .lab-copy.is-micro-builds h2 { margin-top: 61px; }
  .micro-build-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .micro-build-card:nth-child(3) { grid-column: 1 / -1; }
}

@media (max-width: 820px) {
  .lab-copy.is-micro-builds h2 { margin-top: 54px; }
  .lab-note.is-micro-builds { margin-top: 0; }
  .lab-surface.is-micro-builds { margin-top: 32px; }
}

@media (max-width: 570px) {
  .lab-copy.is-micro-builds h2 { margin-top: 47px; }
  .lab-copy.is-micro-builds h2 > span { font-size: 1.55rem; }
  .lab-copy.is-micro-builds h2 > em { margin-top: 20px; font-size: clamp(3rem, 14.2vw, 4rem); }
  .lab-copy.is-micro-builds .lab-lede { margin-top: 27px; font-size: .96rem; }
  .lab-context-tags { gap: 8px; margin-top: 24px; }
  .lab-context-tags span { padding: 7px 11px; font-size: .69rem; }
  .lab-surface.is-micro-builds { margin-top: 29px; padding: 20px 17px 18px; border-radius: 20px; }
  .lab-micro-builds { gap: 17px; padding-top: 21px; }
  .micro-build-grid { grid-template-columns: 1fr; gap: 14px; }
  .micro-build-card:nth-child(3) { grid-column: auto; }
  .micro-build-card { min-height: 388px; }
  .micro-build-visual { min-height: 170px; }
  .micro-build-card-copy { min-height: 218px; }
  .micro-build-shelf { grid-template-columns: 1fr auto; gap: 10px 14px; padding: 14px; }
  .micro-build-shelf-items { grid-column: 1 / -1; grid-row: 2; justify-content: flex-start; flex-wrap: wrap; gap: 8px 12px; font-size: .62rem; }
  .micro-build-shelf-items i { height: 14px; }
  .lab-note.is-micro-builds strong { max-width: 285px; font-size: 1rem; }
}

/* 04 / JOURNEY — interactive board. */
.journey-section > .section-number {
  width: min(1480px, 100%);
  margin-bottom: clamp(24px, 2.5vw, 36px);
  padding-inline: clamp(38px, 5vw, 74px);
}

.journey-board {
  display: grid;
  grid-template-columns: minmax(280px, 29fr) minmax(0, 71fr);
  gap: clamp(38px, 4.1vw, 64px);
  width: min(1480px, 100%);
  min-height: 820px;
  margin: 0 auto;
  padding: clamp(44px, 4vw, 58px) clamp(40px, 5vw, 72px);
  border: 1px solid rgba(18, 22, 20, .08);
  border-radius: 32px;
  background-color: var(--surface-journey);
  background-image: radial-gradient(rgba(18, 22, 20, .027) .65px, transparent .65px);
  background-size: 6px 6px;
  box-shadow: 0 16px 44px rgba(56, 76, 58, .075);
}

.journey-board-story {
  align-self: start;
  max-width: 350px;
  padding-top: 9px;
}

.journey-board-story .eyebrow { margin-bottom: 27px; }
.journey-board-story h2 {
  margin: 0;
  font-family: var(--font-cn);
  font-size: clamp(3.4rem, 4.1vw, 4.25rem);
  font-weight: 750;
  letter-spacing: -.045em;
  line-height: 1.01;
}
.journey-board-story h2 span,
.journey-board-story h2 em { display: block; white-space: nowrap; }
.journey-board-story h2 em { color: var(--brand-green); font-style: normal; }

.journey-board-story-en {
  position: relative;
  max-width: 250px;
  margin: 38px 0 0;
  color: var(--brand-green);
  font-family: 'Bradley Hand', 'Comic Sans MS', cursive;
  font-size: clamp(1.08rem, 1.45vw, 1.34rem);
  font-weight: 600;
  line-height: 1.42;
  transform: rotate(-1.5deg);
}
.journey-board-story-en::after {
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 86px;
  height: 1px;
  background: rgba(63, 127, 115, .62);
  content: '';
  transform: rotate(-2deg);
}
.journey-board-story-copy {
  max-width: 340px;
  margin: 42px 0 0;
  color: #4c574d;
  font-family: var(--font-cn);
  font-size: .9rem;
  line-height: 1.86;
}
.journey-board-story .section-cta { margin-top: 38px; }

.journey-interactive { min-width: 0; }
.journey-modules {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: clamp(12px, 1.2vw, 17px);
  align-items: stretch;
}

.journey-module {
  --module-accent: #5c86a0;
  --module-border: rgba(92, 134, 160, .36);
  --module-tint: rgba(245, 250, 252, .78);
  position: relative;
  display: grid;
  min-width: 0;
  min-height: 166px;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-rows: auto auto 1fr;
  gap: 8px 7px;
  align-content: start;
  padding: 17px 17px 15px;
  border: 1px solid var(--module-border);
  border-radius: 18px;
  background: rgba(255, 254, 250, .64);
  color: var(--module-accent);
  text-align: left;
  cursor: pointer;
  transition: transform .18s ease, border-color .18s ease, background-color .18s ease, box-shadow .18s ease;
}
.journey-module-people { --module-accent: #bd7468; --module-border: rgba(189, 116, 104, .36); --module-tint: rgba(255, 247, 244, .82); }
.journey-module-places { --module-accent: #b77c17; --module-border: rgba(183, 124, 23, .38); --module-tint: rgba(255, 249, 232, .86); }
.journey-module-product {
  --module-accent: #4e8772;
  --module-border: rgba(78, 135, 114, .36);
  --module-tint: rgba(244, 250, 245, .88);
  background-image: linear-gradient(rgba(78, 135, 114, .05) 1px, transparent 1px), linear-gradient(90deg, rgba(78, 135, 114, .05) 1px, transparent 1px);
  background-size: 17px 17px;
}
.journey-module-ai { --module-accent: #385f50; --module-border: rgba(56, 95, 80, .34); --module-tint: rgba(244, 248, 245, .88); }
.journey-module:not(.is-active):hover {
  border-color: color-mix(in srgb, var(--module-accent) 58%, transparent);
  transform: translateY(-2px);
}
.journey-module.is-active {
  border-color: color-mix(in srgb, var(--module-accent) 72%, transparent);
  background-color: var(--module-tint);
  box-shadow: 0 7px 18px rgba(35, 45, 38, .045);
}
.journey-module.is-active::after {
  position: absolute;
  top: calc(100% + 1px);
  left: 50%;
  width: 1px;
  height: 28px;
  border-left: 1.5px dashed var(--module-accent);
  content: '';
  opacity: .78;
  transform: translateX(-50%);
}
.journey-module:focus-visible { outline: 2px solid var(--module-accent); outline-offset: 3px; }
.journey-module-label {
  grid-column: 1 / -1;
  color: #5d6760;
  font-family: var(--font-label);
  font-size: .58rem;
  font-weight: 600;
  letter-spacing: .12em;
  line-height: 1.2;
}
.journey-module-label b { margin-right: 7px; color: var(--module-accent); font-size: .64rem; }
.journey-module > strong {
  align-self: center;
  font-family: var(--font-cn);
  font-size: 1.28rem;
  font-weight: 700;
  line-height: 1.1;
}
.journey-module > svg {
  align-self: center;
  width: 36px;
  height: 36px;
  stroke-width: 1.6;
}
.journey-module > small {
  grid-column: 1 / -1;
  align-self: end;
  color: #626c65;
  font-family: var(--font-cn);
  font-size: .54rem;
  line-height: 1.5;
}

.journey-detail {
  --journey-accent: #b77c17;
  --journey-border: rgba(183, 124, 23, .34);
  --journey-soft: rgba(238, 218, 178, .54);
  height: 568px;
  min-height: 568px;
  margin-top: 52px;
  padding: clamp(30px, 3vw, 40px);
  overflow: hidden;
  border: 1px solid var(--journey-border);
  border-radius: 26px;
  background: rgba(255, 253, 248, .88);
  box-shadow: 0 10px 28px rgba(35, 45, 38, .04);
}
.journey-detail-language { --journey-accent: #5c86a0; --journey-border: rgba(92, 134, 160, .3); --journey-soft: rgba(204, 223, 232, .58); }
.journey-detail-people { --journey-accent: #bd7468; --journey-border: rgba(189, 116, 104, .3); --journey-soft: rgba(239, 211, 204, .58); }
.journey-detail-product { --journey-accent: #4e8772; --journey-border: rgba(78, 135, 114, .3); --journey-soft: rgba(207, 225, 210, .6); }
.journey-detail-ai { --journey-accent: #385f50; --journey-border: rgba(56, 95, 80, .3); --journey-soft: rgba(197, 217, 204, .62); }
.journey-detail-body { min-height: 400px; transition: opacity .135s ease, transform .135s ease; }
.journey-detail-body.is-leaving { opacity: 0; transform: translateY(8px); }
.journey-detail-body.is-entering { animation: journey-detail-enter .24s ease-out both; }
@keyframes journey-detail-enter { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
.journey-detail-content { min-height: 400px; }
.journey-detail-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  min-height: 68px;
}
.journey-detail-header > div > span {
  color: var(--journey-accent);
  font-family: var(--font-label);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .12em;
}
.journey-detail-header h3 {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 9px 0 0;
  font-family: var(--font-cn);
  line-height: 1.1;
}
.journey-detail-header h3 strong { color: var(--journey-accent); font-size: clamp(2rem, 2.7vw, 2.55rem); font-weight: 700; }
.journey-detail-header h3 i { color: #7d867f; font-size: 1.25rem; font-style: normal; font-weight: 400; }
.journey-detail-header h3 em { color: #3d463f; font-size: 1rem; font-style: normal; font-weight: 600; }
.journey-detail-header-icon { color: var(--journey-accent); }
.journey-detail-header-icon svg { width: 50px; height: 50px; stroke-width: 1.45; }

.journey-detail-layout {
  display: grid;
  grid-template-columns: minmax(215px, 30fr) minmax(0, 70fr);
  gap: clamp(27px, 3vw, 46px);
  min-height: 304px;
  margin-top: 20px;
}
.journey-detail-visual {
  position: relative;
  min-width: 0;
  min-height: 304px;
  margin: 0;
  overflow: hidden;
}
.journey-detail-blob {
  position: absolute;
  z-index: 0;
  inset: 10% 2% 2%;
  border-radius: 48% 52% 43% 57% / 54% 38% 62% 46%;
  background: var(--journey-soft);
  transform: rotate(-5deg);
}
.journey-detail-blob::after {
  position: absolute;
  inset: 8px -5px -4px 7px;
  border: 1px dashed color-mix(in srgb, var(--journey-accent) 35%, transparent);
  border-radius: inherit;
  content: '';
}
.journey-detail-visual img {
  position: absolute;
  z-index: 2;
  right: 0;
  bottom: -4%;
  left: 0;
  width: 100%;
  height: 104%;
  object-fit: contain;
  object-position: center bottom;
}
.journey-detail-visual-mark {
  position: absolute;
  z-index: 3;
  top: 13%;
  right: 5%;
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 253, 248, .86);
  color: var(--journey-accent);
}
.journey-detail-visual-mark svg { width: 21px; height: 21px; stroke-width: 1.6; }

.journey-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-rows: repeat(2, minmax(0, 1fr));
  min-width: 0;
}
.journey-detail-block {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 14px;
  min-width: 0;
  padding: 8px 22px 22px;
}
.journey-detail-block:nth-child(odd) { padding-left: 0; border-right: 1px solid rgba(18, 22, 20, .1); }
.journey-detail-block:nth-child(even) { padding-right: 0; }
.journey-detail-block:nth-child(-n + 2) { border-bottom: 1px solid rgba(18, 22, 20, .1); }
.journey-detail-block:nth-child(n + 3) { padding-top: 25px; padding-bottom: 0; }
.journey-detail-block-icon {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: 50%;
  background: var(--journey-soft);
  color: #4f594f;
}
.journey-detail-block-icon svg { width: 20px; height: 20px; stroke-width: 1.55; }
.journey-detail-block-copy { min-width: 0; }
.journey-detail-block-copy header { display: flex; flex-wrap: wrap; align-items: baseline; gap: 7px 10px; }
.journey-detail-block-copy header strong { color: #232824; font-family: var(--font-en); font-size: .86rem; font-weight: 600; }
.journey-detail-block-copy header span { color: #727b74; font-family: var(--font-cn); font-size: .65rem; }
.journey-detail-block-copy p {
  margin: 13px 0 0;
  color: #4d574f;
  font-family: var(--font-cn);
  font-size: .69rem;
  line-height: 1.76;
  white-space: pre-line;
}
.journey-detail-flow {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  margin-top: 13px;
  color: var(--journey-accent);
  font-family: var(--font-label);
  font-size: .54rem;
  font-weight: 600;
  letter-spacing: .04em;
}
.journey-detail-flow i { color: #879088; font-style: normal; font-weight: 400; }

@media (max-width: 1199px) {
  .journey-board {
    grid-template-columns: 1fr;
    gap: 42px;
    min-height: 0;
    padding-inline: clamp(36px, 5vw, 58px);
  }
  .journey-board-story { max-width: 700px; }
  .journey-board-story-copy { max-width: 600px; }
  .journey-modules { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .journey-module { min-height: 150px; }
  .journey-module:nth-child(n + 4) { min-height: 150px; }
  .journey-module.is-active::after { display: none; }
  .journey-detail { margin-top: 46px; }
}

@media (max-width: 760px) {
  .journey-section > .section-number { padding-inline: 18px; }
  .journey-board { gap: 34px; padding: 34px 24px 28px; border-radius: 24px; }
  .journey-board-story h2 { font-size: clamp(3rem, 11vw, 4rem); }
  .journey-board-story-en { margin-top: 30px; font-size: 1rem; }
  .journey-board-story-copy { margin-top: 35px; font-size: .82rem; }
  .journey-board-story .section-cta { margin-top: 30px; }
  .journey-modules { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 11px; }
  .journey-module { min-height: 138px; padding: 14px; }
  .journey-module:nth-child(n + 4) { min-height: 138px; }
  .journey-module > strong { font-size: 1.08rem; }
  .journey-module > svg { width: 29px; height: 29px; }
  .journey-module > small { font-size: .5rem; }
  .journey-module.is-active::after { height: 23px; }
  .journey-detail { height: auto; min-height: 0; margin-top: 43px; padding: 25px 19px 24px; border-radius: 21px; }
  .journey-detail-body,
  .journey-detail-content { min-height: 0; }
  .journey-detail-header h3 strong { font-size: 2rem; }
  .journey-detail-header-icon svg { width: 40px; height: 40px; }
  .journey-detail-layout { grid-template-columns: 1fr; gap: 24px; min-height: 0; margin-top: 17px; }
  .journey-detail-visual { width: min(100%, 270px); min-height: 270px; margin: 0 auto; }
  .journey-detail-grid { grid-template-columns: 1fr; grid-template-rows: auto; }
  .journey-detail-block,
  .journey-detail-block:nth-child(odd),
  .journey-detail-block:nth-child(even),
  .journey-detail-block:nth-child(n + 3) {
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 12px;
    padding: 19px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(18, 22, 20, .1);
  }
  .journey-detail-block:last-child { border-bottom: 0; }
  .journey-detail-block-icon { width: 40px; height: 40px; }
}

@media (max-width: 430px) {
  .journey-board { padding-inline: 17px; }
  .journey-board-story h2 { font-size: clamp(2.65rem, 12.7vw, 3.55rem); }
  .journey-module,
  .journey-module:nth-child(n + 4) { min-height: 138px; padding: 13px 12px; }
  .journey-module-label { font-size: .51rem; }
  .journey-module-label b { font-size: .56rem; }
  .journey-module > small { font-size: .46rem; }
  .journey-detail { padding-inline: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  .journey-detail-body,
  .journey-detail-body.is-entering { animation: none; transition: none; }
}

/* 03 / AI LAB — unified master card and three experiment states. */
.lab-section { padding-inline: clamp(20px, 4vw, 64px); }
.lab-layout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(280px, 30%) minmax(0, 70%);
  grid-template-rows: auto minmax(0, 1fr);
  grid-template-areas: 'copy visual' 'note visual';
  align-items: stretch;
  gap: 0;
  width: min(1440px, 100%);
  min-height: 820px;
  margin: 24px auto 0;
  overflow: hidden;
  border: 1px solid rgba(24, 45, 39, .08);
  border-radius: 34px;
  background: var(--surface-lab);
  box-shadow: 0 18px 50px rgba(45, 78, 72, .07);
}

.lab-layout > .section-number {
  position: absolute;
  z-index: 3;
  top: 42px;
  left: 48px;
  margin: 0;
  color: #3f776c;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .13em;
}

.lab-copy {
  grid-area: copy;
  max-width: none;
  padding: 116px 40px 0 48px;
}
.lab-copy .eyebrow {
  margin: 0;
  color: #626e66;
  font-size: .64rem;
  font-weight: 600;
  letter-spacing: .14em;
}
.lab-copy .eyebrow span { color: var(--brand-green); }
.lab-copy::after { display: none; }
.lab-copy .eyebrow::after {
  display: block;
  width: 36px;
  height: 2px;
  margin-top: 27px;
  background: var(--brand-green);
  content: '';
}
.lab-copy h2 {
  max-width: 360px;
  margin: 37px 0 0;
  font-size: clamp(2.65rem, 3.45vw, 3.55rem);
  font-weight: 700;
  letter-spacing: -.035em;
  line-height: 1.04;
}
.lab-copy h2 > span,
.lab-copy h2 > em { display: block; white-space: normal; }
.lab-copy h2 > span { color: var(--ink); }
.lab-copy h2 > em { color: var(--brand-green); font-style: normal; }
.lab-copy.is-evaluation h2 > span,
.lab-copy.is-evaluation h2 > em { white-space: nowrap; }
.lab-copy.is-rag h2 > em {
  font-size: clamp(2.3rem, 2.65vw, 2.85rem);
  letter-spacing: -.06em;
  white-space: nowrap;
}
.lab-copy > .lab-lede {
  max-width: 350px;
  margin: 35px 0 0;
  color: #4b554d;
  font-family: var(--font-cn);
  font-size: .97rem;
  line-height: 1.78;
  white-space: pre-line;
}
.lab-copy.is-micro-builds h2 { margin-top: 29px; }
.lab-copy.is-micro-builds h2 > span {
  font-size: clamp(1.45rem, 1.9vw, 1.75rem);
  letter-spacing: -.025em;
  line-height: 1.28;
}
.lab-copy.is-micro-builds h2 > em {
  margin-top: 22px;
  font-size: clamp(3.45rem, 4.7vw, 4.55rem);
  line-height: 1;
  white-space: nowrap;
}
.lab-copy.is-micro-builds .lab-lede { margin-top: 30px; }
.lab-context-tags { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 27px; }
.lab-context-tags span {
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(223, 236, 226, .82);
  color: #467b6d;
  font-family: var(--font-cn);
  font-size: .68rem;
  font-weight: 500;
  line-height: 1;
}

.lab-note {
  grid-area: note;
  align-self: end;
  max-width: none;
  margin: 0 40px 43px 48px;
  padding: 20px 20px 21px;
  border: 1px solid rgba(24, 45, 39, .08);
  border-left: 2px solid var(--brand-green);
  border-radius: 19px;
  background: rgba(255, 253, 248, .72);
  box-shadow: 0 8px 18px rgba(35, 45, 38, .035);
}
.lab-note-label { font-size: .61rem; letter-spacing: .13em; }
.lab-note-dot { width: 6px; height: 6px; background: var(--brand-green); }
.lab-note-rule { width: 42px; margin: 11px 0 15px 2px; background: rgba(63, 127, 115, .4); }
.lab-note strong { font-size: 1.08rem; line-height: 1.4; }
.lab-note p { max-width: 260px; margin-top: 8px; font-size: .79rem; line-height: 1.62; }
.lab-note.is-micro-builds { margin-top: 0; }
.lab-note.is-micro-builds strong {
  max-width: 285px;
  padding: 0 15px 0 17px;
  color: #4b554d;
  font-size: .99rem;
  font-weight: 500;
  line-height: 1.7;
}
.lab-note.is-micro-builds strong::before { top: -2px; left: 0; }
.lab-note.is-micro-builds strong::after { right: 0; bottom: -7px; }

.lab-visual-area {
  grid-area: visual;
  min-width: 0;
  min-height: 0;
  padding: 36px 43px 38px 46px;
  border-left: 1px solid rgba(24, 45, 39, .09);
}
.lab-index {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 2.6vw, 38px);
  padding-bottom: 15px;
  border-bottom-color: rgba(24, 45, 39, .13);
}
.lab-index-item { padding-bottom: 11px; }
.lab-index-item > span { font-size: .69rem; }
.lab-index-item strong { font-size: 1rem; }
.lab-index-item.is-active { color: var(--brand-green); }
.lab-index-item.is-active::after { background: var(--brand-green); }

.lab-surface {
  height: 626px;
  min-height: 626px;
  margin-top: 22px;
  padding: 30px 32px 22px;
  border: 1px solid rgba(24, 45, 39, .08);
  border-radius: 27px;
  background: #fcfbf7;
  box-shadow: 0 12px 32px rgba(35, 45, 38, .055);
}
.lab-surface-header { font-size: .6rem; letter-spacing: .12em; }
.lab-surface-status { color: var(--brand-green); }
.lab-surface-status > i { width: 6px; height: 6px; background: var(--brand-green); }
.lab-surface-divider { margin-top: 18px; background: rgba(24, 45, 39, .14); }
.lab-detail-body {
  height: 490px;
  min-height: 490px;
  overflow: hidden;
}
.lab-detail-body.is-switching { animation: lab-detail-switch .25s ease both; }
.lab-detail-grid {
  grid-template-columns: 22% minmax(0, 56%) 22%;
  gap: 0;
  height: 100%;
}
.lab-detail-intro {
  padding: 6px 22px 6px 0;
  border-right: 1px solid rgba(24, 45, 39, .1);
}
.lab-detail-number { font-size: 2rem; color: var(--brand-green); }
.lab-detail-intro > small { margin-top: 9px; font-size: .52rem; line-height: 1.4; }
.lab-detail-intro > p { margin-top: 33px; font-size: .7rem; line-height: 1.82; }
.lab-detail-link { font-size: .52rem; color: var(--brand-green); }
.lab-detail-flow { width: min(100%, 430px); align-content: center; gap: 0; padding-inline: 22px; }
.lab-flow-node {
  position: relative;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 11px;
  min-height: 61px;
  padding: 10px 12px;
  border: 1px solid rgba(24, 45, 39, .09);
  border-radius: 12px;
  background: rgba(255, 254, 250, .7);
}
.lab-flow-icon { width: 34px; height: 34px; background: #edf3ea; color: var(--ink); }
.lab-flow-icon svg { width: 16px; height: 16px; }
.lab-flow-copy { gap: 4px; }
.lab-flow-copy > span { font-size: .48rem; color: var(--brand-green); }
.lab-flow-copy strong { overflow: visible; font-size: .68rem; line-height: 1.4; text-overflow: clip; white-space: normal; }
.lab-flow-arrow { height: 17px; color: #707b73; font-size: .86rem; }
.lab-bad-case { min-height: 64px; background: #eef6e8; border-left-color: rgba(63, 127, 115, .52); }
.lab-bad-case strong { overflow: visible; font-size: .66rem; white-space: normal; }
.lab-signal-column { padding: 9px 0 9px 22px; border-left: 0; }
.lab-signal-column > small { margin-bottom: 27px; font-size: .5rem; color: #68746c; }
.lab-signal-item { margin-top: 26px; }
.lab-signal-item:first-of-type { margin-top: 0; }
.lab-signal-item > i { background: #e8a07f; }
.lab-signal-item strong { font-size: .68rem; font-weight: 600; }
.lab-signal-item span { font-size: .55rem; }

.lab-rag-center { align-content: center; gap: 34px; padding-inline: 14px; }
.rag-pipeline-track { gap: 8px; align-items: stretch; }
.rag-pipeline-node {
  position: relative;
  grid-template-columns: 1fr;
  justify-items: center;
  gap: 7px;
  min-height: 168px;
  padding: 43px 6px 13px;
  border: 1px solid rgba(24, 45, 39, .09);
  border-radius: 12px;
  background: rgba(255, 254, 250, .72);
  text-align: center;
}
.rag-pipeline-node .lab-flow-icon { width: 38px; height: 38px; }
.rag-pipeline-node .lab-flow-copy { justify-items: center; }
.rag-pipeline-node .lab-flow-copy > span { font-size: .42rem; }
.rag-pipeline-node .lab-flow-copy strong { font-size: .56rem; line-height: 1.45; }
.lab-flow-number {
  position: absolute;
  top: 10px;
  left: 10px;
  display: grid;
  width: 21px;
  height: 21px;
  place-items: center;
  border-radius: 50%;
  background: var(--brand-green);
  color: #fffefa;
  font-family: var(--font-label);
  font-size: .48rem;
  font-weight: 600;
  line-height: 1;
}
.rag-pipeline-arrow { padding-top: 73px; font-size: .8rem; }
.rag-gap { gap: 12px; padding: 13px 12px; border: 1px solid rgba(24, 45, 39, .07); border-radius: 9px; background: #f1f4ed; }
.rag-gap span { font-size: .46rem; }
.rag-gap strong { font-size: .58rem; }

.lab-workflow-center { padding-inline: 14px; }
.lab-surface-footer { min-height: 29px; font-size: .53rem; }
.lab-surface-footer strong { color: var(--brand-green); }

.lab-surface.is-micro-builds {
  height: 626px;
  min-height: 626px;
  padding-bottom: 22px;
}
.lab-surface.is-micro-builds .lab-detail-body { height: 490px; min-height: 490px; }
.lab-surface.is-micro-builds .lab-surface-footer { display: none; }
.lab-micro-builds { gap: 18px; height: 100%; padding-top: 20px; }
.micro-build-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.micro-build-card { min-height: 382px; border-radius: 15px; }
.micro-build-visual { min-height: 150px; }
.micro-build-card-copy { min-height: 232px; padding: 15px 15px 16px; }
.micro-build-card h3 { font-size: clamp(.94rem, 1.13vw, 1.16rem); }
.micro-build-positioning { font-size: .68rem; }
.micro-build-flow { margin-top: 12px; font-size: .63rem; }
.micro-build-tags { margin-top: 10px; }
.micro-build-tags span { font-size: .48rem; }
.micro-build-status { padding-top: 12px; font-size: .47rem; }
.micro-build-shelf { min-height: 64px; border-radius: 12px; }
.micro-build-shelf-items { gap: 12px; font-size: .62rem; }

@media (max-width: 1100px) {
  .lab-layout {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    grid-template-areas: 'copy' 'visual' 'note';
    width: min(760px, calc(100% - 48px));
    min-height: 1642px;
  }
  .lab-layout > .section-number { left: 38px; }
  .lab-copy { padding: 102px 38px 0; }
  .lab-copy h2 { max-width: 620px; }
  .lab-copy > .lab-lede { max-width: 520px; }
  .lab-note { margin: 0 38px 35px; }
  .lab-visual-area { padding: 34px 38px 38px; border-top: 1px solid rgba(24, 45, 39, .09); border-left: 0; }
  .lab-surface,
  .lab-surface.is-micro-builds { height: 889px; min-height: 889px; }
  .lab-surface:not(.is-micro-builds) .lab-detail-body { height: 753px; min-height: 753px; }
  .lab-surface.is-micro-builds .lab-detail-body { height: auto; min-height: 0; overflow: visible; }
  .micro-build-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .micro-build-card:nth-child(3) { grid-column: 1 / -1; }
  .micro-build-card { min-height: 340px; }
  .micro-build-visual { min-height: 135px; }
  .micro-build-card-copy { min-height: 205px; }
}

@media (max-width: 760px) {
  .lab-layout { width: calc(100% - 32px); min-height: 0; border-radius: 26px; }
  .lab-layout > .section-number { top: 30px; left: 24px; font-size: .64rem; }
  .lab-copy { padding: 82px 24px 0; }
  .lab-copy::after { margin-top: 22px; }
  .lab-copy h2 { max-width: 100%; margin-top: 27px; font-size: clamp(2.65rem, 11.5vw, 3.8rem); }
  .lab-copy.is-micro-builds h2 { margin-top: 24px; }
  .lab-copy.is-micro-builds h2 > span { font-size: 1.42rem; }
  .lab-copy.is-micro-builds h2 > em { margin-top: 17px; font-size: clamp(3rem, 14vw, 4rem); }
  .lab-copy > .lab-lede { margin-top: 25px; font-size: .9rem; }
  .lab-context-tags { margin-top: 22px; }
  .lab-note { margin: 0 24px 27px; padding: 18px 18px 19px; }
  .lab-note strong { font-size: 1rem; }
  .lab-visual-area { padding: 28px 24px 27px; }
  .lab-index { gap: 16px; overflow-x: auto; scrollbar-width: none; }
  .lab-index::-webkit-scrollbar { display: none; }
  .lab-index-item { min-width: 125px; }
  .lab-surface,
  .lab-surface.is-micro-builds { height: auto; min-height: 0; margin-top: 28px; padding: 22px 17px 18px; border-radius: 21px; }
  .lab-detail-body,
  .lab-surface.is-micro-builds .lab-detail-body { height: auto; min-height: 0; overflow: visible; }
  .lab-detail-grid { grid-template-columns: 1fr; height: auto; }
  .lab-detail-intro { min-height: 145px; padding: 0 0 19px; border-right: 0; border-bottom: 1px solid rgba(24, 45, 39, .1); }
  .lab-detail-intro > p { max-width: 34ch; margin-top: 18px; font-size: .7rem; }
  .lab-detail-flow { width: 100%; padding: 24px 0; }
  .lab-flow-node { min-height: 58px; }
  .lab-signal-column { padding: 22px 0 5px; border-top: 1px solid rgba(24, 45, 39, .1); }
  .lab-signal-column > small { margin-bottom: 17px; }
  .lab-signal-item { margin-top: 13px; }
  .lab-rag-center { padding: 25px 0; }
  .rag-pipeline-track { display: grid; grid-template-columns: 1fr; gap: 0; width: 100%; }
  .rag-pipeline-node { grid-template-columns: 36px minmax(0, 1fr); justify-items: start; min-height: 61px; padding: 10px 12px 10px 43px; text-align: left; }
  .rag-pipeline-node .lab-flow-icon { width: 34px; height: 34px; }
  .rag-pipeline-node .lab-flow-copy { justify-items: start; }
  .rag-pipeline-node .lab-flow-copy strong { width: auto; font-size: .67rem; }
  .rag-pipeline-node .lab-flow-number { top: 20px; left: 10px; }
  .rag-pipeline-arrow { display: grid; height: 20px; padding: 0; place-items: center; transform: rotate(90deg); }
  .rag-gap { grid-template-columns: 1fr; gap: 6px; }
  .lab-workflow-center { padding: 24px 0; }
  .workflow-row-top, .workflow-row-bottom { grid-template-columns: 1fr; width: 100%; margin: 0; gap: 0; }
  .workflow-node { grid-template-columns: 36px minmax(0, 1fr); justify-items: start; max-width: none; text-align: left; }
  .workflow-node .lab-flow-copy { justify-items: start; }
  .workflow-arrow { display: grid; height: 21px; padding: 0; place-items: center; transform: rotate(90deg); }
  .workflow-down-arrow, .workflow-return-line { display: none; }
  .micro-build-grid { grid-template-columns: 1fr; gap: 14px; }
  .micro-build-card { min-height: 376px; }
  .micro-build-visual { min-height: 160px; }
  .micro-build-card-copy { min-height: 216px; }
  .micro-build-shelf { grid-template-columns: 1fr auto; gap: 9px 12px; }
  .micro-build-shelf-items { grid-column: 1 / -1; grid-row: 2; justify-content: flex-start; flex-wrap: wrap; font-size: .6rem; }
}

@media (prefers-reduced-motion: reduce) {
  .lab-copy,
  .lab-copy h2,
  .lab-copy > .lab-lede,
  .lab-note,
  .lab-index,
  .lab-surface { animation: none; }
  .lab-detail-body.is-switching { animation: none; }
}

/* 05 / CONTACT: keep the original header rhythm with only the kicker visible. */
.contact-section { min-height: 756px; }
.contact-heading {
  display: flex;
  min-height: 177px;
  align-items: center;
  justify-content: center;
}
.contact-kicker { margin-top: 0; }

@media (max-width: 570px) {
  .contact-section { min-height: 819px; }
  .contact-heading { min-height: 128px; }
  .contact-kicker { margin-top: 0; }
}