/* Shared responsive component layout, extracted from all fourteen documents. */

500;600;650;700&family=JetBrains+Mono:wght@400;500;600&family=Noto+Sans+TC:wght@400;500;600;700&display=swap");

/* LinkGuard research presentation, 2026-09-15. CSS only. */
:root {
  color-scheme: light;
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --bg-card: #ffffff;
  --surface: #ffffff;
  --surface-elevated: #ffffff;
  --fg: #111827;
  --fg-mid: #526176;
  --fg-dim: #64748b;
  --line: #e5e7eb;
  --line-soft: #edf0f4;
  --brand: #19bce5;
  --brand-soft: #eef9fc;
  --accent: #0b829e;
  --accent-soft: #eef9fc;
  --font-zh: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  --font-en: "Inter", "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  --font-tech: var(--font-en);
  --sans: var(--font-en);
  --serif: var(--font-zh);
  --mono: "JetBrains Mono", "Noto Sans TC", ui-monospace, SFMono-Regular, Consolas, monospace;
  --maxw: 1240px;
  --container: 1240px;
  --page-edge: 48px;
  --page-nav-height: 76px;
  --page-rule: #e5e7eb;
  --page-ink: #111827;
  --page-muted: #64748b;
  --page-cyan: #19bce5;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 16px;
  --shadow-1: 0 2px 6px rgba(17,24,39,.025);
  --shadow-2: 0 6px 20px rgba(17,24,39,.06);
  --shadow-panel: 0 2px 8px rgba(17,24,39,.025);
  --space-section: 112px;
  --ui-transition: 180ms ease;
}
html { scroll-padding-top: 100px; -webkit-text-size-adjust: 100%; }
body[data-page] {
  min-width: 320px;
  color: var(--fg);
  background: var(--bg);
  font: 400 16px/1.8 var(--sans);
  letter-spacing: 0;
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
}
body[data-page]::before { content: none; }
body[data-page] .wrap,
body[data-page] section > .wrap {
  width: min(1240px, calc(100% - 96px));
  max-width: 1240px;
  min-width: 0;
  margin-inline: auto;
}
body[data-page] :is(h1,h2,h3,h4) {
  color: var(--fg);
  font-family: var(--sans);
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1.35;
  text-shadow: none;
  -webkit-text-stroke: 0;
}
body[data-page] :is(h1,h2,h3,h4).l-zh { font-family: var(--font-zh); }
body[data-page] h3 { font-size: 22px; }
body[data-page] h4 { font-size: 18px; }
body[data-page] :is(.body-text,.sec-note,.desc,.lede,.bio) {
  color: var(--fg-mid);
  font-family: var(--sans);
  font-weight: 400;
  line-height: 1.85;
  overflow-wrap: break-word;
}
body[data-page] :is(p,li,dd) strong { font-weight: 600; color: inherit; }
body[data-page] :is(.eyebrow,.tag,.unit-note,.unit-code,.place-kicker,.credit-label) {
  font-family: var(--sans);
  font-weight: 500;
}
body[data-page] :is(code,pre) { font-family: var(--mono); }
body[data-page] :is(.inline-dl,.contact-row a) {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}
body[data-page] :focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }

/* Existing navigation, language switch and menu state. */
body[data-page] .nav {
  position: sticky;
  top: 0;
  min-height: 76px;
  background: rgba(255,255,255,.96);
  color: var(--fg);
  border-bottom: 1px solid var(--line);
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  transition: border-color var(--ui-transition), box-shadow var(--ui-transition);
}
body[data-page] .nav.stuck {
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 8px rgba(17,24,39,.035);
}
body[data-page] .nav-inner { min-height: 76px; padding-block: 12px; gap: 24px; }
body[data-page] .brand {
  color: var(--fg); font: 600 12px/1.2 var(--sans);
  gap: 10px; letter-spacing: .12em; flex-shrink: 0;
}
body[data-page] .brand b { color: var(--accent); font-weight: 600; }
body[data-page] .brand-logo {
  width: 38px; height: 38px; border-radius: 8px;
  background: #fff; border: 1px solid var(--line); box-shadow: none; object-fit: contain;
}
body[data-page] .nav-links {
  display: flex; position: static; flex-direction: row; flex-wrap: nowrap;
  align-items: center; gap: 2px; margin: 0; padding: 0; background: transparent;
  border: 0; box-shadow: none; min-width: 0;
}
body[data-page] .nav-links a {
  display: flex; align-items: center; min-height: 44px; padding: 10px 7px;
  color: var(--fg-mid); background: transparent;
  font: 500 12px/1.45 var(--sans); letter-spacing: 0;
  border-radius: 6px; border: 0; box-shadow: none;
  transition: color var(--ui-transition), background var(--ui-transition);
}
body[data-page] .nav-links a:hover { color: var(--fg); background: #f8fafc; }
body[data-page] .nav-links a.active { color: var(--accent); background: transparent; font-weight: 600; box-shadow: none; }
body[data-page] .nav-links a::after {
  top: auto; right: 7px; bottom: 3px; left: 7px; width: auto; height: 2px;
  background: var(--brand); transform: none; transition: opacity var(--ui-transition);
}
body[data-page] .nav-links a:hover::after,
body[data-page] .nav-links a.active::after { transform: none; }
body[data-page] .nav-right { gap: 8px; flex-shrink: 0; }
body[data-page] .lang { border: 1px solid var(--line); border-radius: 8px; background: #f8fafc; padding: 3px; }
body[data-page] .lang button {
  min-height: 36px; min-width: 38px; padding: 6px 9px; border-radius: 5px;
  font: 500 12px/1.4 var(--sans); letter-spacing: 0; color: var(--fg-dim);
}
body[data-page] .lang button[aria-pressed="true"] { color: var(--accent); background: #fff; box-shadow: 0 1px 4px rgba(17,24,39,.05); }
body[data-page] .nav-toggle {
  display: none; width: 44px; height: 44px; min-width: 44px; min-height: 44px;
  border: 1px solid var(--line); background: #fff; border-radius: 8px; color: var(--fg);
}
body[data-page] .nav-toggle[aria-expanded="true"] { border-color: var(--brand); background: var(--accent-soft); }
body[data-page] .btn {
  min-height: 48px; max-width: 100%; padding: 12px 19px; justify-content: center;
  color: var(--fg); background: #fff; border: 1px solid var(--line); border-radius: 9px;
  box-shadow: none; font: 500 14px/1.55 var(--sans); white-space: normal;
  text-align: center; text-decoration: none;
  transition: border-color var(--ui-transition), box-shadow var(--ui-transition), transform var(--ui-transition), background var(--ui-transition);
}
body[data-page] .btn:hover { color: var(--fg); border-color: #87cddd; background: #f8fafc; box-shadow: var(--shadow-1); transform: translateY(-2px); }
body[data-page] .btn:active { transform: none; }
body[data-page] .btn-primary,
body[data-page] .nav .btn-primary,
body[data-page] .modal .btn-primary { background: var(--brand); border-color: var(--brand); color: #083344; box-shadow: none; font-weight: 600; }
body[data-page] .btn-primary:hover,
body[data-page] .nav .btn-primary:hover { color: #083344; background: #3bc6e8; border-color: #3bc6e8; }
body[data-page] .btn-sm { min-height: 44px; padding: 10px 15px; font-size: 12px; }
body[data-page] :is(.icon-btn,.social,.modal-close,.photo-lightbox-close) {
  width: 44px; height: 44px; min-width: 44px; min-height: 44px;
  border-radius: 9px; border: 1px solid var(--line); background: #fff; color: var(--fg-mid);
  box-shadow: none; transition: border-color var(--ui-transition), transform var(--ui-transition);
}
body[data-page] :is(.icon-btn,.social,.modal-close,.photo-lightbox-close):hover { border-color: var(--brand); color: var(--accent); transform: translateY(-2px); }

/* A light editorial hero, using the exact existing UAV image. */
body[data-page="home"] .hero {
  position: relative; display: block; min-height: 0; padding: 88px 0 56px;
  background: #fff; color: var(--fg); overflow: visible; border-bottom: 1px solid var(--line);
}
body[data-page="home"] .hero::before,
body[data-page="home"] .hero::after { content: none; }
body[data-page="home"] .hero > .wrap {
  display: grid; grid-template-columns: minmax(0,1.04fr) minmax(0,1fr);
  column-gap: 64px; row-gap: 0; min-height: 0; align-content: start; align-items: start;
}
body[data-page="home"] .hero .eyebrow {
  grid-column: 1; grid-row: 1; margin: 0 0 24px; padding: 0;
  max-width: none; color: var(--accent); background: none; border: 0;
  font: 600 11px/1.8 var(--sans); letter-spacing: .16em; text-shadow: none;
}
body[data-page="home"] .hero .eyebrow::before { content: none; }
body[data-page="home"] .hero h1,
body[data-page="home"] .hero h1.l-zh,
body[data-page="home"] .hero h1.l-en {
  grid-column: 1; grid-row: 2; margin: 0;
  width: auto; max-width: 100%; white-space: normal;
  color: var(--fg); font-size: clamp(40px,4.3vw,60px); font-weight: 600;
  line-height: 1.22; letter-spacing: 0; text-shadow: none;
}
body[data-page="home"] .hero h1.l-en { font-size: clamp(36px,3.75vw,52px); line-height: 1.14; letter-spacing: -.025em; }
body[data-page="home"] .hero-line-primary { color: var(--fg); }
body[data-page="home"] .hero-line-accent { color: #0b829e; }
body[data-page="home"] .hero .lede {
  grid-column: 1; grid-row: 3; margin-top: 28px; max-width: 100%;
  font-size: 16px; font-weight: 400; line-height: 1.85; color: var(--fg-mid);
}
body[data-page="home"] .hero .lede strong { color: var(--fg); font-weight: 600; }
body[data-page="home"] .hero .cta-row {
  grid-column: 1; grid-row: 4; display: flex; flex-wrap: wrap;
  margin-top: 28px; gap: 10px; padding-bottom: 0;
}
body[data-page="home"] .hero .cta-row .btn { min-height: 46px; padding: 11px 16px; font-size: 13px; }
body[data-page="home"] .hero .cta-row > button { background: transparent; border-color: transparent; padding-inline: 0; justify-content: flex-start; }
body[data-page="home"] .hero .cta-row > button:hover { color: var(--accent); box-shadow: none; }
body[data-page="home"] .hero .chips {
  grid-column: 1 / -1; grid-row: 5; display: grid;
  grid-template-columns: 1.35fr repeat(3,minmax(0,1fr)); margin-top: 56px; gap: 0;
  padding: 28px 0; border-block: 1px solid var(--line);
}
body[data-page="home"] .hero .chip {
  display: block; min-width: 0; margin: 0; padding: 0 28px;
  background: transparent; border: 0; border-left: 1px solid var(--line); border-radius: 0;
  box-shadow: none; color: var(--fg-dim); font: 400 13px/1.8 var(--sans); letter-spacing: 0;
}
body[data-page="home"] .hero .chip:first-child { padding-left: 0; border-left: 0; }
body[data-page="home"] .hero .chip b {
  display: block; margin-bottom: 6px; color: var(--fg); font: 650 34px/1.25 var(--sans);
  font-variant-numeric: tabular-nums; letter-spacing: -.02em;
}
body[data-page="home"] .hero .chip:first-child b { font-size: 23px; line-height: 1.85; letter-spacing: -.015em; }
body[data-page="home"] .hero .chip:hover { transform: translateY(-2px); box-shadow: none; }
body[data-page="home"] .hero .tip {
  left: 0; right: auto; bottom: calc(100% + 14px); width: 270px; max-width: min(270px,80vw);
  background: #fff; color: var(--fg-mid); border: 1px solid var(--line); box-shadow: var(--shadow-2);
  padding: 16px; border-radius: 10px; text-align: left; transform: translateY(4px);
}
body[data-page="home"] .hero .chip:last-child .tip { left: auto; right: 0; }
body[data-page="home"] .hero .tip::after { content: none; }
body[data-page="home"] .hero .chip:hover .tip,
body[data-page="home"] .hero .chip:focus-visible .tip { transform: translateY(0); }
body[data-page="home"] .hero .entry {
  grid-column: 1 / -1; grid-row: 6; display: grid;
  grid-template-columns: .35fr 1.25fr .65fr 1.3fr; gap: 28px; margin: 30px 0 0;
  padding: 0; border: 0; border-radius: 0; background: none; overflow: visible;
}
body[data-page="home"] .entry-row { display: block; min-width: 0; padding: 0; border: 0; background: none; }
body[data-page="home"] .entry-row dt { margin: 0 0 9px; font: 500 10px/1.5 var(--sans); letter-spacing: .12em; color: var(--fg-dim); }
body[data-page="home"] .entry-row dd { font: 400 13px/1.8 var(--sans); color: var(--fg-mid); overflow-wrap: anywhere; }

/* Shared section rhythm and headings. */
body[data-page] section {
  padding-block: 112px; background: #fff; color: var(--fg); border-bottom: 1px solid var(--line);
}
body[data-page] section.alt { background: #f8fafc; }
body[data-page="system"] #composition,
body[data-page="research"] #background,
body[data-page="field"] #field,
body[data-page="team"] #team { padding-top: 104px; background: #fff; }
body[data-page] .sec-head { max-width: 900px; margin-bottom: 48px; }
body[data-page] .sec-head .eyebrow {
  display: inline-flex; width: auto; max-width: 100%; align-items: center; gap: 12px;
  padding: 0; border: 0; border-radius: 0; background: none;
  color: var(--accent); font: 500 11px/1.7 var(--sans); letter-spacing: .13em;
}
body[data-page] .sec-head .eyebrow::before { width: 24px; flex: 0 0 24px; height: 1px; background: #8ebdc8; box-shadow: none; }
body[data-page] .sec-head h2,
body[data-page] .sec-head h2.l-zh,
body[data-page] .sec-head h2.l-en {
  width: auto; max-width: 100%; white-space: normal; margin-top: 20px;
  color: var(--fg); font-size: clamp(34px,3.65vw,50px); font-weight: 600;
  line-height: 1.3; letter-spacing: 0; text-wrap: balance;
}
html[data-lang="zh"] body[data-page] .sec-head h2.l-zh { width: auto; white-space: normal; }
body[data-page] .sec-head h2.l-en { font-size: clamp(32px,3.5vw,48px); letter-spacing: -.025em; line-height: 1.2; }
body[data-page] .sec-head .sec-note { max-width: 760px; margin-top: 22px; font-size: 16px; line-height: 1.85; color: var(--fg-mid); }
body[data-page] .body-text { max-width: 68ch; margin-top: 24px; font-size: 17px; }
body[data-page="home"] #summary { background: #f8fafc; }
body[data-page="home"] #summary > .wrap { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1.2fr); gap: 72px; align-items: start; }
body[data-page="home"] #summary .sec-head { margin: 0; }
body[data-page="home"] #summary .body-text { margin: 0; padding-top: 4px; max-width: none; font-size: 17px; }

/* Surfaces: a restrained system, with readable card titles. */
body[data-page] :is(.card,.chart-card,.place-card,.road-card,.member,.acc-item,.facts) {
  min-width: 0; background: #fff; color: var(--fg); border: 1px solid var(--line);
  border-radius: 14px; box-shadow: var(--shadow-1);
  transition: border-color var(--ui-transition), box-shadow var(--ui-transition), transform var(--ui-transition);
}
body[data-page] :is(.card,.place-card,.road-card,.member):hover { border-color: #9ecfdb; box-shadow: var(--shadow-2); transform: translateY(-2px); }
body[data-page] .cards { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; margin-top: 44px; }
body[data-page] #units .card { align-self: start; }
body[data-page] .unit,
body[data-page] .unit:nth-child(n) {
  display: block; grid-column: auto; min-height: 0; height: auto;
  background: transparent; border: 0; border-radius: 14px; box-shadow: none;
  color: var(--fg); overflow: visible;
}
body[data-page] .unit::before { content: none; }
body[data-page] .unit:hover { transform: none; background: transparent; box-shadow: none; }
body[data-page] .unit-head { grid-template-columns: 44px minmax(0,1fr) 20px; min-height: 168px; padding: 28px; gap: 18px; }
body[data-page] .unit-icon { width: 44px; height: 44px; color: var(--accent); background: transparent; border: 0; border-radius: 0; }
body[data-page] .unit-meta { gap: 6px; margin-bottom: 7px; }
body[data-page] .unit-code { font: 600 11px/1.5 var(--sans); color: var(--accent); border: 1px solid #cfe7ec; border-radius: 5px; background: #f1fafc; padding: 3px 7px; letter-spacing: .06em; }
body[data-page] .tag { color: var(--fg-dim); background: #f8fafc; border: 1px solid var(--line-soft); border-radius: 4px; padding: 3px 6px; font-size: 10px; line-height: 1.5; }
body[data-page] .unit-title .nm { font-size: 22px; font-weight: 600; line-height: 1.4; letter-spacing: 0; }
body[data-page] .unit-title .one { margin-top: 6px; font-size: 14px; font-weight: 400; line-height: 1.75; color: var(--fg-mid); }
body[data-page] #units .card:nth-child(-n+2) { border-top-color: #b4dce5; background: #fcfefe; }
body[data-page] .unit-inner { margin-top: 0; padding: 26px 28px 28px; border-top: 1px solid var(--line); }
body[data-page] .unit-inner .desc { font-size: 15px; line-height: 1.85; }
body[data-page] .specs { gap: 0; margin-top: 24px; }
body[data-page] .spec { min-width: 0; padding: 11px 0; gap: 20px; border-bottom: 1px solid var(--line-soft); font: 400 13px/1.7 var(--sans); }
body[data-page] .spec .k { flex: 0 0 30%; color: var(--fg-dim); }
body[data-page] .spec .v { min-width: 0; color: var(--fg); font-weight: 500; overflow-wrap: anywhere; }
body[data-page] .shot { margin: 24px 0 0; background: transparent; border: 0; box-shadow: none; }
body[data-page] .shot img { aspect-ratio: 16/10; width: 100%; height: auto; object-fit: cover; border: 1px solid var(--line); border-radius: 10px; background: #f8fafc; }
body[data-page] .shot figcaption { margin-top: 12px; font: 400 12px/1.75 var(--sans); color: var(--fg-dim); }
/* Keep all source strings intact; suppress only the existing error UI. */
body[data-page] .shot.missing .ph {
  display: grid !important; position: relative; margin: 0; aspect-ratio: 16/10;
  border: 1px solid var(--line); border-radius: 10px;
  background-color: #f8fafc;
  background-image: linear-gradient(#eaf0f4 1px,transparent 1px),linear-gradient(90deg,#eaf0f4 1px,transparent 1px);
  background-size: 28px 28px; padding: 24px;
}
body[data-page] .shot.missing .ph > * {
  position: absolute !important; width: 1px; height: 1px; padding: 0;
  margin: -1px; overflow: hidden; clip: rect(0,0,0,0); clip-path: inset(50%); white-space: nowrap; border: 0;
}
body[data-page] .shot.missing .ph::before {
  content: ""; width: 48px; height: 36px; border: 1px solid #afc7d0; border-radius: 6px;
  background: linear-gradient(135deg,transparent 49%,#c9dde4 50%,transparent 52%) center/24px 24px no-repeat,#fff;
  box-shadow: 0 0 0 10px rgba(255,255,255,.7);
}

/* Architecture: exact labels and signal simulation, with calmer surfaces. */
body[data-page] .arch-wrap { margin-top: 72px; padding: 32px; background: #f8fafc; border: 1px solid var(--line); border-radius: 16px; box-shadow: none; overflow: visible; }
body[data-page] .arch-head { align-items: flex-start; gap: 28px; margin-bottom: 36px; }
body[data-page] .arch-head h3 { font: 600 25px/1.4 var(--sans); }
body[data-page] .arch-head p { margin-top: 12px; max-width: 680px; font-size: 15px; line-height: 1.85; color: var(--fg-mid); }
body[data-page] .arch-sim { min-height: 44px; padding: 12px 17px; border-radius: 8px; background: #fff; color: var(--accent); border: 1px solid #b9dae3; font: 500 13px/1.5 var(--sans); }
body[data-page] .arch-scroll { max-width: 100%; overflow-x: auto; padding: 8px 0 18px; }
body[data-page] .arch-flow { grid-template-columns: 1fr .65fr 1fr .65fr 1fr .65fr 1fr .65fr 1fr; min-width: 1020px; gap: 10px; }
body[data-page] .arch-node { min-height: 138px; padding: 18px 10px; border: 1px solid #d8e5eb; border-radius: 12px; background: #fff; box-shadow: none; gap: 8px; }
body[data-page] .arch-node strong { white-space: normal; font: 600 14px/1.4 var(--sans); }
body[data-page] .arch-node small { font: 400 11px/1.6 var(--sans); color: var(--fg-dim); }
body[data-page] .arch-node svg { color: var(--accent); width: 28px; height: 28px; }
body[data-page] .arch-node.is-active { border-color: var(--brand); background: #effafd; transform: translateY(-2px); box-shadow: 0 0 0 2px #e4f4f8; }
body[data-page] .arch-link-label { font: 500 11px/1.5 var(--sans); color: var(--fg-mid); background: #f8fafc; max-width: calc(100% + 16px); padding: 2px 3px; top: 0; }
body[data-page] .arch-link::before { height: 1px; opacity: .6; }
body[data-page] .arch-link::after { border-top-width: 4px; border-bottom-width: 4px; border-left-width: 6px; top: calc(50% - 3px); }
body[data-page] .arch-packet { box-shadow: none; width: 10px; height: 10px; border-width: 2px; }
body[data-page] .arch-ble-note { padding: 16px; border: 1px solid #dbe7ec; border-radius: 8px; background: #fff; font: 400 13px/1.8 var(--sans); }
body[data-page] .arch-ble-note b { font-family: var(--sans); color: var(--accent); }
body[data-page] .arch-legend { margin-top: 24px; padding-top: 24px; gap: 18px; grid-template-columns: repeat(4,minmax(0,1fr)); }
body[data-page] .arch-key { font: 400 12px/1.7 var(--sans); white-space: normal; justify-content: flex-start; align-items: baseline; }
body[data-page] .arch-key b { font-weight: 600; }
body[data-page] .arch-key i { flex: 0 0 18px; height: 2px; }

/* The three existing controls read as one connected system flow. */
body[data-page] .flow-wrap { background: none; box-shadow: none; border: 0; margin-top: 48px; }
body[data-page] #functionality .diagram-scroll { background: #fff; background-image: none; border: 1px solid var(--line); border-radius: 14px; box-shadow: none; padding: 28px; margin-inline: 0; }
body[data-page] #functionality .diagram { width: 100%; min-width: 900px; background: none; box-shadow: none; }
body[data-page] #functionality .dg-box { fill: #fff; stroke: #cfdae2; stroke-width: 1; }
body[data-page] #functionality .dg-label { fill: var(--fg); font-family: var(--sans); font-weight: 600; }
body[data-page] #functionality .dg-sub,
body[data-page] #functionality .dg-link-label { fill: #64748b; font-family: var(--sans); letter-spacing: .02em; }
body[data-page] #functionality .dg-link { stroke: #bed1d8; stroke-width: 1.3; }
body[data-page] #functionality .dg-seg.is-active .dg-link { stroke: var(--brand); stroke-width: 1.8; }
body[data-page] #functionality .dg-node.is-active .dg-box { fill: #f0fafd; stroke: var(--brand); }
body[data-page] .steps {
  position: relative; display: grid; grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 32px; margin-top: 48px; background: transparent; border: 0; box-shadow: none;
}
body[data-page] .steps::before { content: ""; position: absolute; top: 20px; left: 20px; right: 28%; height: 1px; background: #d3e0e6; pointer-events: none; }
body[data-page] .step { position: relative; min-width: 0; text-align: left; padding: 0 20px 16px 0; border: 0; border-radius: 0; background: transparent; box-shadow: none; }
body[data-page] .step:hover,
body[data-page] .step.is-active { background: transparent; box-shadow: none; transform: translateY(-2px); }
body[data-page] .step .n {
  position: relative; display: inline-grid; place-items: center; width: 40px; height: 40px;
  color: var(--fg-dim); background: #f8fafc; border: 1px solid #d4e0e6; border-radius: 50%;
  font: 600 12px/1 var(--sans); letter-spacing: .03em;
}
body[data-page] .step:is(:hover,.is-active) .n { color: #083344; background: var(--brand); border-color: var(--brand); }
body[data-page] .step h3 { font: 600 23px/1.4 var(--sans); margin-top: 24px; }
body[data-page] .step .layer { margin-top: 8px; color: var(--fg-dim); font: 500 11px/1.7 var(--sans); letter-spacing: .07em; }
body[data-page] .step .desc { font: 400 15px/1.85 var(--sans); color: var(--fg-mid); margin-top: 18px; }

/* Measured bars preserve their original values, units, order and widths. */
body[data-page] #data { background: #fff; }
body[data-page] .chart-grid { display: grid; grid-template-columns: minmax(0,1fr); margin-top: 0; gap: 24px; }
body[data-page] #data .chart-card { min-height: 0; padding: 40px; background: #fff; border: 1px solid var(--line); border-top: 2px solid #82cfdf; border-radius: 14px; box-shadow: var(--shadow-1); }
body[data-page] .chart-card h3 { font: 600 24px/1.4 var(--sans); }
body[data-page] .chart-card .unit-note { display: inline-block; margin-top: 12px; padding: 5px 9px; color: var(--accent); background: #effafd; border: 1px solid #dceef2; border-radius: 5px; font: 500 11px/1.6 var(--sans); letter-spacing: .055em; }
body[data-page] #data .bars { margin-top: 36px; gap: 0; }
body[data-page] #data .bar-row,
body[data-page] #data .bar-row:last-child { display: grid; grid-template-columns: 120px minmax(0,1fr) 164px; gap: 24px; padding: 22px 0; background: transparent; border: 0; border-bottom: 1px solid var(--line-soft); border-radius: 0; align-items: center; }
body[data-page] #data .bar-row:last-child { border-bottom: 0; }
body[data-page] #data .bar-row .lbl { font: 500 13px/1.6 var(--sans); color: var(--fg-mid); }
body[data-page] #data .bar-track { height: 7px; border-radius: 4px; background: #f0f4f7; box-shadow: none; }
body[data-page] #data .bar-fill { height: 100%; background: #a8d8e3; border-radius: 4px; box-shadow: none; }
body[data-page] #data .bar-row:last-child .bar-fill { background: var(--brand); }
body[data-page] #data .bar-row .val { color: var(--fg); font: 600 30px/1.25 var(--sans); letter-spacing: -.03em; font-variant-numeric: tabular-nums; white-space: nowrap; }
body[data-page] #data .bar-row:last-child .val { font: 700 44px/1.25 var(--sans); color: var(--fg); letter-spacing: -.04em; }
body[data-page] #data .sec-head:not(:first-child) { margin-top: 88px !important; padding-top: 0; }
body[data-page] #data .sec-head:not(:first-child) h2 { font-size: clamp(28px,2.7vw,38px); }
body[data-page] #data .table-scroll:first-of-type tbody tr:first-child { background: #f0fafc; }

/* Light, locally scrollable technical tables and code. */
body[data-page] :is(.table-scroll,.diagram-scroll,.arch-scroll) {
  max-width: 100%; min-width: 0; overflow-x: auto; margin-inline: 0;
  overscroll-behavior-inline: contain; scrollbar-width: thin; scrollbar-color: #b8d2db #f8fafc;
}
body[data-page] .table-scroll { width: 100%; padding: 0; border: 1px solid var(--line); border-radius: 12px; background: #fff; box-shadow: none; }
body[data-page] table { width: 100%; min-width: 640px; border-collapse: separate; border-spacing: 0; background: #fff; color: var(--fg); font-family: var(--sans); }
body[data-page] :is(th,td) { padding: 18px 22px; border: 0; border-bottom: 1px solid var(--line-soft); text-align: left; font: 400 14px/1.8 var(--sans); color: var(--fg-mid); vertical-align: top; }
body[data-page] thead th { padding-block: 16px; background: #f8fafc; color: #526176; font-size: 12px; font-weight: 600; letter-spacing: .02em; }
body[data-page] tbody th { font-weight: 500; color: var(--fg); min-width: 160px; background: transparent; letter-spacing: 0; }
body[data-page] tbody tr:last-child :is(th,td) { border-bottom: 0; }
body[data-page] tbody tr:hover :is(th,td) { background: #f8fbfc; }
body[data-page] :is(td,th).ours { background: #f1fafc; color: var(--accent); }
body[data-page] pre.code { max-width: 100%; padding: 24px; border: 1px solid var(--line); border-radius: 12px; background: #f8fafc; color: var(--fg); font: 400 14px/1.8 var(--mono); white-space: pre; overflow: auto; box-shadow: none; }
body[data-page] .acc-item { margin-bottom: 14px; }
body[data-page] .acc-head { min-height: 76px; padding: 24px 28px; color: var(--fg); background: transparent; font: 600 17px/1.6 var(--sans); }
body[data-page] .acc-head:hover { background: #f8fafc; }
body[data-page] .acc-inner { padding: 0 28px 28px; font-size: 15px; color: var(--fg-mid); }
body[data-page] .safety-note { padding: 22px 24px; margin-top: 24px; background: #f8fafc; color: var(--fg-mid); border: 1px solid var(--line); border-left: 2px solid #9ec8d3; border-radius: 10px; font: 400 14px/1.85 var(--sans); }

/* Research background and the existing expandable journey. */
body[data-page] .split { grid-template-columns: minmax(0,1.2fr) minmax(0,1fr); gap: 64px; align-items: start; margin-top: 0; }
body[data-page] .split .body-text:first-child { margin-top: 0; }
body[data-page] .quote { margin: 32px 0; padding: 24px; background: #f8fafc; border: 0; border-left: 2px solid var(--brand); border-radius: 0 10px 10px 0; box-shadow: none; color: var(--fg); font-size: 17px; }
body[data-page] .quote .src { margin-top: 14px; font: 500 11px/1.7 var(--sans); letter-spacing: .045em; color: var(--fg-dim); }
body[data-page] .fact { grid-template-columns: 98px minmax(0,1fr); padding: 28px; gap: 24px; background: transparent; border-bottom: 1px solid var(--line-soft); }
body[data-page] .fact:last-child { border-bottom: 0; }
body[data-page] .fact .n { font: 650 46px/1.15 var(--sans); color: var(--fg); letter-spacing: -.035em; font-variant-numeric: tabular-nums; }
body[data-page] .fact .n small { font: 500 18px/1.3 var(--sans); color: var(--accent); margin-left: 3px; }
body[data-page] .fact .t { font: 400 14px/1.75 var(--sans); color: var(--fg-mid); }
body[data-page] .timeline { margin-top: 48px; padding-left: 28px; }
body[data-page] .timeline::before { left: 6px; width: 1px; background: #d7e3e9; box-shadow: none; }
body[data-page] .tl-item { grid-template-columns: 120px minmax(0,1fr); gap: 32px; margin-bottom: 28px; padding: 0 0 32px; border: 0; }
body[data-page] .tl-item::before { left: -26px; top: 24px; width: 9px; height: 9px; border: 1px solid var(--accent); background: #fff; box-shadow: 0 0 0 5px #f8fafc; }
body[data-page] .tl-when { padding-top: 20px; font: 500 11px/1.7 var(--sans); letter-spacing: .08em; color: var(--accent); }
body[data-page] .tl-body { background: transparent; border: 0; border-radius: 0; box-shadow: none; }
body[data-page] .tl-body > summary { margin: 0; padding: 16px 52px 18px 0; background: transparent; border: 0; border-bottom: 1px solid var(--line); border-radius: 0; }
body[data-page] .tl-body[open] > summary { background: transparent; border-color: #badce5; }
body[data-page] .tl-body > summary::after { right: 0; width: 30px; height: 30px; color: var(--accent); background: #fff; border: 1px solid var(--line); border-radius: 50%; box-shadow: none; }
body[data-page] .tl-body h3 { font: 600 25px/1.35 var(--sans); }
body[data-page] .tl-content { padding-top: 26px; }
body[data-page] .tl-body .desc { max-width: 74ch; font-size: 16px; line-height: 1.85; }
body[data-page] .place-profile { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 20px; margin-top: 32px; }
body[data-page] .place-card { padding: 24px; background: #fff; box-shadow: none; }
body[data-page] .place-card .place-kicker { color: var(--accent); font: 500 10px/1.7 var(--sans); letter-spacing: .08em; }
body[data-page] .place-card h4 { font: 600 18px/1.6 var(--sans); margin-top: 12px; color: var(--fg); }
body[data-page] .place-card p { margin-top: 14px; font-size: 14px; line-height: 1.85; }
body[data-page] #compare { background: #fff; }

/* Keep the photo carousel and its controls, including image order. */
body[data-page="field"] .photo-wall {
  display: flex; grid-template-columns: none; grid-auto-rows: auto;
  gap: 16px; padding: 0 0 12px; margin-top: 48px; border: 0; border-radius: 0;
  background: transparent; box-shadow: none; overflow-x: auto; overflow-y: hidden;
}
body[data-page="field"] .photo-wall .wall-photo,
body[data-page="field"] .photo-wall .wall-photo.wall-feature,
body[data-page="field"] .photo-wall .wall-photo.wall-wide {
  flex: 0 0 calc((100% - 32px) / 3); grid-column: auto; grid-row: auto;
  aspect-ratio: 4 / 3; border: 1px solid var(--line); border-radius: 12px; box-shadow: none; background: #f8fafc;
}
body[data-page="field"] .photo-wall .wall-photo img { width: 100%; height: 100%; object-fit: cover; background: #f8fafc; transform: none; }
body[data-page="field"] .wall-photo::after { background: linear-gradient(transparent 65%,rgba(17,24,39,.42)); }
body[data-page="field"] .wall-photo-no { font: 500 10px/1.5 var(--sans); letter-spacing: .09em; }
body[data-page="field"] .photo-carousel-bar { padding: 18px 0; margin: 0; background: transparent; border: 0; box-shadow: none; }
body[data-page="field"] .photo-carousel-count { font: 500 11px/1.6 var(--sans); color: var(--fg-dim); letter-spacing: .1em; }
body[data-page="field"] .video-player { margin-top: 80px; padding: 0; border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow-1); background: #fff; overflow: hidden; }
body[data-page="field"] .video-frame { border: 0; border-radius: 0; background: #f8fafc; }
body[data-page="field"] .video-player .cap { padding: 16px 28px 28px; margin: 0; }
body[data-page="field"] .video-player .cap .t { font-size: 20px; font-weight: 600; }
body[data-page] .photo-lightbox { background: rgba(17,24,39,.6); }
body[data-page] .photo-lightbox-figure { padding: 12px; border: 1px solid #dce3eb; border-radius: 12px; background: #fff; }
body[data-page] .photo-lightbox img { object-fit: contain; border-radius: 5px; }

/* Team roles and achievements, with supporting credits quieter. */
body[data-page] .team { grid-template-columns: repeat(4,minmax(0,1fr)); gap: 20px; margin-top: 48px; align-items: start; }
body[data-page] .member-head { padding: 28px 24px; gap: 12px; min-height: 314px; align-content: start; }
body[data-page] .avatar { width: 92px; height: 92px; border: 1px solid var(--line); border-radius: 50%; box-shadow: none; background: #f8fafc; }
body[data-page] .member .nm { margin-top: 4px; font: 600 21px/1.4 var(--sans); letter-spacing: .01em; }
body[data-page] .member .nm.l-en { font-size: 17px; letter-spacing: -.01em; }
body[data-page] .member .rl { font: 500 13px/1.6 var(--sans); color: var(--accent); }
body[data-page] .member .edu { font: 400 13px/1.8 var(--sans); color: var(--fg-dim); max-width: 100%; text-wrap: pretty; }
body[data-page] .member-inner { padding: 0 24px 28px; }
body[data-page] .member .bio { font-size: 14px; line-height: 1.85; }
body[data-page] .member .member-quote { padding: 16px; border: 0; border-left: 2px solid #badce5; border-radius: 0 6px 6px 0; background: #f8fafc; }
body[data-page] .socials { gap: 10px; margin-top: 22px; }
body[data-page] .advisors { margin-top: 32px; padding: 24px 0; gap: 28px; background: transparent; border: 0; border-top: 1px solid var(--line); border-radius: 0; }
body[data-page] .advisors .label { font: 500 11px/1.7 var(--sans); color: var(--fg-dim); }
body[data-page] .advisors .names { font: 500 17px/1.8 var(--sans); color: var(--fg); }
body[data-page] footer { padding: 88px 0 32px; color: var(--fg-mid); background: #f8fafc; border-top: 1px solid var(--line); }
body[data-page] footer .credits { display: grid; grid-template-columns: minmax(0,1.45fr) minmax(0,1fr); gap: 36px 80px; padding-bottom: 48px; }
body[data-page] footer .credit-group { min-width: 0; }
body[data-page] footer .credit-group:first-child { grid-column: 1; grid-row: 1 / 3; }
body[data-page] footer .credit-group:nth-child(n+2) { grid-column: 2; }
body[data-page] footer .credit-label { margin-bottom: 22px; font: 500 11px/1.7 var(--sans); color: var(--fg-dim); letter-spacing: .1em; }
body[data-page] footer .credit-group:first-child .credit-label { font-size: 20px; font-weight: 600; color: var(--fg); letter-spacing: .01em; }
body[data-page] footer .credit-list { gap: 14px; }
body[data-page] footer .credit-list li { grid-template-columns: 12px minmax(0,1fr); gap: 12px; font: 400 13px/1.8 var(--sans); color: var(--fg-dim); }
body[data-page] footer .credit-list li > span { min-width: 0; overflow-wrap: anywhere; }
body[data-page] footer .credit-list .b { color: #95b5c1; font-family: var(--sans); }
body[data-page] footer .credit-list .r { color: var(--fg); font-weight: 500; }
body[data-page] footer .credit-group:first-child .credit-list li { font-size: 15px; color: var(--fg-mid); }
body[data-page] footer .credit-group:first-child .credit-list li:first-child { padding-bottom: 20px; margin-bottom: 6px; border-bottom: 1px solid var(--line); font-size: 18px; }
body[data-page] footer .credit-group:first-child .credit-list li:first-child .r { margin-top: 8px; color: var(--accent); font-weight: 600; }
body[data-page] footer [style*="white-space:nowrap"] { white-space: normal !important; }
body[data-page] footer .credit-note { max-width: 880px; padding-block: 22px; color: var(--fg-dim); font: 400 12px/1.8 var(--sans); }
body[data-page] footer .foot { padding-top: 24px; border-top: 1px solid var(--line); font: 400 12px/1.7 var(--sans); letter-spacing: .01em; gap: 18px; }
body[data-page] footer .slogan { color: var(--accent); }
body[data-page] .modal { background: rgba(17,24,39,.35); }
body[data-page] .modal-panel { width: min(700px,100%); padding: 32px; border: 1px solid var(--line); border-radius: 16px; background: #fff; color: var(--fg); box-shadow: 0 20px 60px rgba(17,24,39,.13); }
body[data-page] .modal-head h3 { font: 600 21px/1.5 var(--sans); }
body[data-page] .contact-list { margin-top: 24px; gap: 12px; }
body[data-page] .contact-row { padding: 18px; border: 1px solid var(--line); border-radius: 10px; background: #fff; box-shadow: none; font-size: 14px; min-width: 0; }
body[data-page] .contact-row > span { min-width: 0; overflow-wrap: anywhere; }
body[data-page] .contact-row .k { color: var(--fg-dim); font: 500 11px/1.8 var(--sans); }
body[data-page] .contact-row:last-child { background: #f8fafc; }
body[data-page] .to-top { width: 44px; height: 44px; background: #fff; color: var(--fg-mid); border: 1px solid var(--line); border-radius: 10px; box-shadow: var(--shadow-1); }

/* Limit decorative motion; original interaction state and JS stay intact. */
body[data-page] .reveal { opacity: 1; transform: none; transition: opacity 200ms ease, transform 200ms ease; }
body[data-page] .reveal.in { opacity: 1; transform: none; }
body[data-page] :is(.bar-fill,.unit-body,.member-body,.acc-body) { transition-duration: 200ms; }
body[data-page] .tl-content { animation-duration: 200ms; }
body[data-page] .hero,
body[data-page] .hero > .wrap > * { animation: none; }

/* Six target widths: full nav, compact nav, tablet and phone layouts. */
@media (max-width: 1320px) {
  body[data-page] .nav-links,
  html[data-device] body[data-page] .nav-links {
    position: absolute; top: 100%; left: 0; right: 0;
    display: none; grid-template-columns: repeat(3,minmax(0,1fr));
    max-height: calc(100svh - 76px); overflow-y: auto; align-items: stretch;
    gap: 4px 24px; padding: 18px max(32px,calc((100% - 1240px) / 2));
    background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 8px 16px rgba(17,24,39,.04);
  }
  body[data-page] .nav-links.open,
  html[data-device] body[data-page] .nav-links.open { display: grid; }
  body[data-page] .nav-links a { min-height: 48px; padding: 12px; font-size: 14px; border-bottom: 1px solid var(--line-soft); }
  body[data-page] .nav-links a::after { left: 12px; right: auto; bottom: 8px; top: auto; width: 20px; height: 2px; }
  body[data-page] .nav-toggle { display: grid; }
  body[data-page="home"] .hero > .wrap { column-gap: 44px; }
  body[data-page] .arch-legend { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media (max-width: 1100px) {
  :root { --page-edge: 32px; }
  body[data-page] .wrap,
  body[data-page] section > .wrap { width: calc(100% - 64px); }
  body[data-page] .nav-inner { gap: 18px; }
  body[data-page] section { padding-block: 96px; }
  body[data-page] .split { grid-template-columns: minmax(0,1fr); gap: 40px; }
  body[data-page] .facts { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); }
  body[data-page] .fact { border-bottom: 1px solid var(--line-soft); gap: 20px; padding: 24px; }
  body[data-page] .fact:nth-child(odd) { border-right: 1px solid var(--line-soft); }
  body[data-page] .fact:nth-last-child(-n+2) { border-bottom: 0; }
  body[data-page] .team { grid-template-columns: repeat(2,minmax(0,1fr)); }
  body[data-page] .tl-item { grid-template-columns: 90px minmax(0,1fr); gap: 24px; }
  body[data-page] .place-profile { grid-template-columns: repeat(2,minmax(0,1fr)); }
  body[data-page] footer .credits { gap: 32px 48px; }
  body[data-page="home"] .hero .chip { padding-inline: 20px; }
  body[data-page="home"] .hero .chip:first-child b { font-size: 20px; }
  body[data-page="home"] #summary > .wrap { gap: 44px; }
}
@media (max-width: 900px) {
  :root { --page-nav-height: 68px; }
  body[data-page] .nav,
  body[data-page] .nav-inner { min-height: 68px; }
  body[data-page] .nav-inner { padding-block: 10px; }
  body[data-page] .nav-links,
  html[data-device] body[data-page] .nav-links { max-height: calc(100svh - 68px); }
  body[data-page="home"] .hero { padding: 64px 0 40px; }
  body[data-page="home"] .hero > .wrap { grid-template-columns: minmax(0,1fr); }
  body[data-page="home"] .hero h1,
  body[data-page="home"] .hero h1.l-zh { font-size: 52px; }
  body[data-page="home"] .hero h1.l-en { font-size: 48px; }
  body[data-page="home"] .hero .lede { max-width: 660px; }
  body[data-page="home"] .hero .chips { grid-row: 6; margin-top: 36px; }
  body[data-page="home"] .hero .entry { grid-row: 7; grid-template-columns: .5fr 1.4fr; gap: 24px 40px; }
  body[data-page="home"] #summary > .wrap { grid-template-columns: minmax(0,1fr); gap: 32px; }
  body[data-page] .cards { grid-template-columns: minmax(0,1fr); }
  body[data-page] .unit-head { min-height: 148px; }
  body[data-page] .arch-head { flex-direction: column; }
  body[data-page] .arch-sim { width: auto; }
  body[data-page] .arch-flow { min-width: 0; width: 100%; max-width: 340px; grid-template-columns: minmax(0,1fr); margin-inline: auto; gap: 0; }
  body[data-page] .arch-node { min-height: 110px; }
  body[data-page] .arch-link { height: 72px; }
  body[data-page] .arch-link::before { width: 1px; height: auto; left: 50%; top: 4px; bottom: 7px; right: auto; }
  body[data-page] .arch-link::after { top: auto; bottom: 0; left: calc(50% - 4px); right: auto; border-top: 7px solid var(--arch-color); border-bottom: 0; border-left: 4px solid transparent; border-right: 4px solid transparent; }
  body[data-page] .arch-link-label { top: 50%; left: calc(50% + 12px); transform: translateY(-50%); max-width: 130px; font-size: 11px; text-align: left; }
  body[data-page] .arch-ble-note { text-align: left; align-items: baseline; }
  body[data-page] .steps { grid-template-columns: minmax(0,1fr); gap: 28px; }
  body[data-page] .steps::before { left: 20px; right: auto; top: 20px; bottom: 40px; width: 1px; height: auto; }
  body[data-page] .step { display: grid; grid-template-columns: 40px minmax(0,1fr); column-gap: 24px; padding: 0 0 24px; }
  body[data-page] .step .n { grid-column: 1; grid-row: 1 / 4; }
  body[data-page] .step h3 { grid-column: 2; margin-top: 2px; }
  body[data-page] .step .layer { grid-column: 2; margin-top: 6px; }
  body[data-page] .step .desc { grid-column: 2; margin-top: 14px; }
  body[data-page="field"] .photo-wall .wall-photo,
  body[data-page="field"] .photo-wall .wall-photo.wall-feature,
  body[data-page="field"] .photo-wall .wall-photo.wall-wide { flex-basis: calc((100% - 16px) / 2); }
  body[data-page] .tl-item { grid-template-columns: minmax(0,1fr); gap: 8px; }
  body[data-page] .tl-when { padding-top: 18px; }
}
@media (max-width: 700px) {
  :root { --page-edge: 20px; }
  html,
  html[data-device="mobile"] { scroll-padding-top: 88px; }
  body[data-page] { font-size: 15px; }
  body[data-page] .wrap,
  body[data-page] section > .wrap { width: calc(100% - 40px); }
  body[data-page] section { padding-block: 72px; }
  body[data-page="system"] #composition,
  body[data-page="research"] #background,
  body[data-page="field"] #field,
  body[data-page="team"] #team { padding-top: 64px; }
  body[data-page] .nav-inner { gap: 8px; }
  body[data-page] .brand { gap: 7px; font-size: 10px; letter-spacing: .07em; }
  body[data-page] .brand-logo { width: 32px; height: 32px; }
  body[data-page] .nav-right { gap: 6px; }
  body[data-page] .lang { padding: 2px; }
  body[data-page] .lang button { min-width: 32px; min-height: 38px; padding: 5px 6px; font-size: 11px; }
  body[data-page] .nav-right .btn { width: 44px; min-width: 44px; height: 44px; padding: 0; }
  body[data-page] .nav-right .btn-label { display: none; }
  body[data-page] .nav-links,
  html[data-device] body[data-page] .nav-links { grid-template-columns: minmax(0,1fr); padding: 12px 20px 20px; }
  body[data-page] .nav-links a { font-size: 14px; }
  body[data-page="home"] .hero { padding: 52px 0 36px; }
  body[data-page="home"] .hero .eyebrow { margin-bottom: 20px; font-size: 10px; max-width: 32ch; line-height: 1.8; letter-spacing: .12em; }
  body[data-page="home"] .hero h1,
  body[data-page="home"] .hero h1.l-zh { font-size: clamp(32px,9.1vw,48px); font-weight: 600; line-height: 1.25; letter-spacing: 0; }
  body[data-page="home"] .hero h1.l-en { font-size: clamp(31px,8.5vw,44px); line-height: 1.2; letter-spacing: -.025em; }
  body[data-page="home"] .hero .lede { margin-top: 24px; font-size: 15px; line-height: 1.85; }
  body[data-page="home"] .hero .cta-row { display: grid; grid-template-columns: minmax(0,1fr); gap: 10px; margin-top: 26px; }
  body[data-page="home"] .hero .cta-row .btn { width: 100%; min-height: 48px; font-size: 14px; justify-content: center; }
  body[data-page="home"] .hero .chips { grid-template-columns: repeat(2,minmax(0,1fr)); padding: 0; margin-top: 32px; }
  body[data-page="home"] .hero .chip { padding: 20px 0 20px 16px; font-size: 12px; border-left: 1px solid var(--line); }
  body[data-page="home"] .hero .chip:nth-child(odd) { padding-left: 0; border-left: 0; }
  body[data-page="home"] .hero .chip:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  body[data-page="home"] .hero .chip b { font-size: 30px; }
  body[data-page="home"] .hero .chip:first-child b { font-size: 17px; line-height: 2.2; letter-spacing: -.02em; }
  body[data-page="home"] .hero .chip:nth-child(even) .tip { left: auto; right: 0; }
  body[data-page="home"] .hero .entry { margin-top: 26px; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 24px 20px; }
  body[data-page="home"] .entry-row dt { font-size: 10px; margin-bottom: 6px; }
  body[data-page="home"] .entry-row dd { font-size: 12px; }
  body[data-page] .sec-head { margin-bottom: 32px; }
  body[data-page] .sec-head h2,
  body[data-page] .sec-head h2.l-zh,
  body[data-page] .sec-head h2.l-en { font-size: clamp(28px,7.7vw,36px); line-height: 1.35; margin-top: 18px; letter-spacing: 0; }
  body[data-page] .sec-head .eyebrow { font-size: 10px; letter-spacing: .1em; }
  body[data-page] .sec-head .sec-note { margin-top: 20px; font-size: 15px; }
  body[data-page] .body-text,
  body[data-page="home"] #summary .body-text { font-size: 15px; }
  body[data-page] .cards { margin-top: 32px; gap: 16px; }
  body[data-page] .unit-head { grid-template-columns: 34px minmax(0,1fr) 18px; min-height: 158px; padding: 24px 20px; gap: 12px; }
  body[data-page] .unit-icon { width: 34px; height: 34px; }
  body[data-page] .unit-title .nm { font-size: 20px; }
  body[data-page] .unit-title .one { font-size: 13px; }
  body[data-page] .unit-inner { padding: 24px 20px; }
  body[data-page] .unit-inner .desc { font-size: 14px; }
  body[data-page] .spec { font-size: 12px; gap: 12px; }
  body[data-page] .arch-wrap { margin-top: 48px; padding: 24px 20px; border-radius: 14px; }
  body[data-page] .arch-head h3 { font-size: 22px; }
  body[data-page] .arch-head p { font-size: 14px; }
  body[data-page] .arch-sim { width: 100%; }
  body[data-page] .arch-legend { grid-template-columns: minmax(0,1fr); gap: 14px; }
  body[data-page] .arch-ble-note { gap: 10px; padding: 14px; font-size: 12px; }
  body[data-page] .arch-link-label { max-width: 114px; font-size: 10px; }
  body[data-page] #functionality .diagram-scroll { padding: 18px; }
  body[data-page] #functionality .diagram { width: 900px; min-width: 900px; }
  body[data-page] .steps { margin-top: 36px; }
  body[data-page] .step { column-gap: 18px; }
  body[data-page] .step h3 { font-size: 21px; }
  body[data-page] .step .desc { font-size: 14px; }
  body[data-page] #data .chart-card { padding: 26px 20px; }
  body[data-page] .chart-card h3 { font-size: 21px; }
  body[data-page] #data .bar-row,
  body[data-page] #data .bar-row:last-child { grid-template-columns: minmax(0,1fr) auto; gap: 12px 16px; padding: 20px 0; }
  body[data-page] #data .bar-row .lbl { grid-column: 1; grid-row: 1; font-size: 12px; }
  body[data-page] #data .bar-row .val { grid-column: 2; grid-row: 1; font-size: 27px; }
  body[data-page] #data .bar-row:last-child .val { font-size: 34px; }
  body[data-page] #data .bar-track { grid-column: 1 / -1; grid-row: 2; height: 6px; }
  body[data-page] #data .sec-head:not(:first-child) { margin-top: 64px !important; }
  body[data-page] #data .sec-head:not(:first-child) h2 { font-size: 28px; }
  body[data-page] table { min-width: 640px; }
  body[data-page] :is(th,td) { padding: 16px; font-size: 13px; }
  body[data-page] pre.code { padding: 18px; font-size: 13px; }
  body[data-page] .acc-head { padding: 20px; min-height: 72px; font-size: 16px; }
  body[data-page] .acc-inner { padding: 0 20px 24px; }
  body[data-page] .safety-note { padding: 20px; font-size: 13px; }
  body[data-page] .facts { grid-template-columns: minmax(0,1fr); }
  body[data-page] .fact { grid-template-columns: 82px minmax(0,1fr); padding: 24px 20px; gap: 18px; }
  body[data-page] .fact:nth-child(n) { border-right: 0; border-bottom: 1px solid var(--line-soft); }
  body[data-page] .fact:last-child { border-bottom: 0; }
  body[data-page] .fact .n { font-size: 40px; }
  body[data-page] .fact .t { font-size: 13px; }
  body[data-page] .quote { padding: 22px; font-size: 16px; }
  body[data-page] .timeline { padding-left: 24px; }
  body[data-page] .tl-item::before { left: -22px; }
  body[data-page] .tl-item { margin-bottom: 24px; padding-bottom: 20px; }
  body[data-page] .tl-body h3 { font-size: 23px; }
  body[data-page] .tl-body .desc { font-size: 14px; }
  body[data-page] .place-profile { grid-template-columns: minmax(0,1fr); gap: 16px; }
  body[data-page] .place-card { padding: 24px; }
  body[data-page] .place-card h4 { font-size: 18px; }
  body[data-page="field"] .photo-wall .wall-photo,
  body[data-page="field"] .photo-wall .wall-photo.wall-feature,
  body[data-page="field"] .photo-wall .wall-photo.wall-wide { flex-basis: 88%; }
  body[data-page="field"] .photo-wall { margin-top: 32px; gap: 12px; }
  body[data-page="field"] .video-player { margin-top: 48px; }
  body[data-page="field"] .video-player .cap { padding: 12px 20px 24px; }
  body[data-page] .team { grid-template-columns: minmax(0,1fr); gap: 20px; margin-top: 32px; }
  body[data-page] .member-head { min-height: 0; padding: 28px 24px; }
  body[data-page] .avatar { width: 100px; height: 100px; }
  body[data-page] .member .edu { max-width: 280px; }
  body[data-page] .advisors { grid-template-columns: minmax(0,1fr); gap: 8px; }
  body[data-page] .advisors .names { font-size: 16px; }
  body[data-page] footer { padding-top: 64px; }
  body[data-page] footer .credits { grid-template-columns: minmax(0,1fr); gap: 40px; padding-bottom: 36px; }
  body[data-page] footer .credit-group:nth-child(n) { grid-column: auto; grid-row: auto; }
  body[data-page] footer .credit-group:first-child .credit-list li { font-size: 14px; }
  body[data-page] footer .credit-group:first-child .credit-list li:first-child { font-size: 17px; }
  body[data-page] footer .foot { flex-direction: column; align-items: flex-start; gap: 10px; font-size: 11px; }
  body[data-page] .modal { padding: 16px; align-items: center; }
  body[data-page] .modal-panel { width: 100%; max-height: calc(100svh - 32px); padding: 24px 20px; border-radius: 14px; }
  body[data-page] .modal-head { align-items: flex-start; gap: 16px; }
  body[data-page] .modal-head h3 { font-size: 18px; }
  body[data-page] .contact-row { grid-template-columns: minmax(0,1fr); gap: 8px; padding: 16px; }
  body[data-page] .to-top { width: 44px; height: 44px; right: 14px; bottom: 14px; }
}
@media (prefers-reduced-motion: reduce) {
  body[data-page] *, body[data-page] *::before, body[data-page] *::after {
    animation-duration: .01ms !important; animation-delay: 0ms !important;
    transition-duration: .01ms !important; transition-delay: 0ms !important;
    scroll-behavior: auto !important;
  }
}