:root {
  --bg: #090e11;
  --bg-deep: #05080a;
  --surface: rgba(18, 26, 30, .86);
  --surface-strong: #172126;
  --text: #f5f0e6;
  --muted: #aeb9b5;
  --gold: #d7b56d;
  --gold-bright: #f0cf82;
  --cyan: #66d7d1;
  --accent: #d9875f;
  --accent-soft: #f0a47d;
  --line: rgba(180, 196, 191, .17);
  --display: "Iowan Old Style", "Noto Serif TC", "Songti TC", serif;
  --sans: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;
  --mono: "SFMono-Regular", Consolas, monospace;
  --wrap: min(1180px, calc(100% - 48px));
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0; color: var(--text); background: var(--bg);
  font-family: var(--sans); line-height: 1.72; overflow-x: hidden;
  background-image: linear-gradient(rgba(102,215,209,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(102,215,209,.025) 1px, transparent 1px);
  background-size: 72px 72px;
}
body::before {
  content: ""; position: fixed; inset: 0; z-index: -3; pointer-events: none;
  background: radial-gradient(circle at 72% 12%, rgba(217,135,95,.09), transparent 29%), radial-gradient(circle at 20% 70%, rgba(102,215,209,.055), transparent 28%);
}
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
img { display: block; max-width: 100%; }
code { color: var(--gold-bright); font-family: var(--mono); font-size: .88em; }
.wrap { width: var(--wrap); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; clip: rect(0,0,0,0); overflow: hidden; white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 100; top: 12px; left: 12px; padding: 10px 16px; color: var(--bg); background: var(--gold-bright); transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 2px solid var(--gold-bright); outline-offset: 4px; }
.scroll-progress { position: fixed; z-index: 80; top: 0; left: 0; width: 100%; height: 2px; background: rgba(255,255,255,.05); }
.scroll-progress span { display: block; width: 100%; height: 100%; transform: scaleX(var(--scroll, 0)); transform-origin: left; background: linear-gradient(90deg, var(--accent), var(--gold-bright), var(--cyan)); }
.ambient { position: fixed; z-index: -2; pointer-events: none; border-radius: 50%; opacity: .09; }
.ambient-a { width: 46vw; height: 46vw; right: -24vw; top: 40vh; background: radial-gradient(circle, var(--accent), transparent 64%); animation: ambientDrift 20s ease-in-out infinite alternate; }
.ambient-b { width: 34vw; height: 34vw; left: -20vw; top: 105vh; background: radial-gradient(circle, var(--cyan), transparent 65%); animation: ambientDrift 26s ease-in-out -8s infinite alternate-reverse; }
.site-header {
  position: fixed; z-index: 70; inset: 0 0 auto; height: 76px; padding-inline: max(24px, calc((100vw - 1180px) / 2));
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  border-bottom: 1px solid transparent; transition: background .25s, border-color .25s, height .25s;
}
.site-header.scrolled { height: 64px; background: rgba(5,8,10,.88); border-color: var(--line); backdrop-filter: blur(14px); }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-family: var(--display); line-height: 1.05; }
.brand small { display: block; margin-bottom: 4px; color: var(--gold); font: 9px/1 var(--mono); letter-spacing: .18em; text-transform: uppercase; }
.brand-mark { width: 34px; height: 34px; display: grid; place-items: center; color: var(--accent); border: 1px solid rgba(217,135,95,.5); transform: rotate(45deg); }
.brand-mark::first-letter { transform: rotate(-45deg); }
.site-nav { display: flex; align-items: center; gap: 26px; }
.site-nav a { position: relative; color: var(--muted); font-size: 13px; text-decoration: none; }
.site-nav a:not(.nav-source)::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -8px; height: 1px; background: var(--accent); transition: right .2s; }
.site-nav a:hover, .site-nav a.active { color: var(--text); }
.site-nav a.active::after, .site-nav a:hover::after { right: 0; }
.site-nav .nav-source { padding: 8px 13px; border: 1px solid rgba(215,181,109,.4); color: var(--gold-bright); }
.menu-toggle { display: none; border: 0; background: transparent; color: var(--text); }
.hero { position: relative; min-height: 840px; height: max(840px, 100svh); display: grid; align-items: center; isolation: isolate; overflow: hidden; }
.hero::after { content: ""; position: absolute; z-index: -1; inset: 0; background: linear-gradient(90deg, rgba(5,8,10,.98) 0%, rgba(5,8,10,.86) 34%, rgba(5,8,10,.22) 68%, rgba(5,8,10,.46) 100%), linear-gradient(0deg, var(--bg) 0%, transparent 22%); }
.hero-art { position: absolute; z-index: -2; inset: -2%; }
.hero-art img { width: 104%; height: 104%; object-fit: cover; object-position: center; animation: mapDrift 22s ease-in-out infinite alternate; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 64px; align-items: center; padding-top: 76px; }
.hero-copy { max-width: 650px; }
.eyebrow { margin: 0 0 18px; color: var(--gold); font: 11px/1.4 var(--mono); letter-spacing: .18em; }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { font-family: var(--display); font-weight: 500; letter-spacing: -.02em; }
h1 { margin-bottom: 24px; max-width: 720px; font-size: clamp(48px, 5vw, 78px); line-height: 1.08; }
h1 em { display: block; color: var(--accent-soft); font-style: normal; }
.hero-lead { max-width: 580px; color: #c8d0cc; font-size: 18px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 34px 0 22px; }
.button { position: relative; min-height: 48px; padding: 11px 20px; display: inline-flex; align-items: center; justify-content: center; overflow: hidden; font-size: 14px; font-weight: 700; text-decoration: none; }
.button-primary { color: #17130c; background: linear-gradient(110deg, #caa860, var(--gold-bright)); box-shadow: 0 12px 30px rgba(215,181,109,.14); }
.button-primary::after { content: ""; position: absolute; inset: 0; background: linear-gradient(105deg, transparent 35%, rgba(255,255,255,.55), transparent 65%); transform: translateX(-120%); animation: chargeSweep 8s ease-in-out infinite; }
.button-primary span { position: relative; z-index: 1; }
.button-ghost { color: var(--text); border: 1px solid rgba(255,255,255,.22); background: rgba(9,14,17,.32); }
.button:hover { transform: translateY(-2px); }
.trust-line { display: flex; gap: 8px; align-items: center; color: var(--muted); font-size: 13px; }
.trust-line span { color: var(--accent); }
.route-console { position: relative; padding: 18px; border: 1px solid rgba(215,181,109,.36); background: rgba(9,14,17,.72); box-shadow: 0 32px 90px rgba(0,0,0,.36); backdrop-filter: blur(6px); transform-style: preserve-3d; transition: transform .18s ease-out; }
.route-console::before, .route-console::after { content: ""; position: absolute; width: 38px; height: 38px; border-color: var(--gold); border-style: solid; opacity: .7; }
.route-console::before { inset: -6px auto auto -6px; border-width: 1px 0 0 1px; }
.route-console::after { inset: auto -6px -6px auto; border-width: 0 1px 1px 0; }
.console-top, .console-status { display: flex; align-items: center; justify-content: space-between; color: var(--muted); font: 9px/1 var(--mono); letter-spacing: .14em; }
.console-top { padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.console-status { justify-content: flex-start; gap: 8px; padding-top: 14px; color: var(--gold); border-top: 1px solid var(--line); }
.console-status i { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 14px var(--accent); animation: pulse 4s ease-in-out infinite; }
.route-map { position: relative; height: 430px; overflow: hidden; background-image: radial-gradient(circle at 50% 50%, rgba(102,215,209,.06), transparent 45%), linear-gradient(rgba(102,215,209,.055) 1px, transparent 1px), linear-gradient(90deg, rgba(102,215,209,.055) 1px, transparent 1px); background-size: auto, 36px 36px, 36px 36px; }
.route-map::before { content: ""; position: absolute; width: 300px; height: 300px; right: -90px; top: -90px; border: 1px solid rgba(102,215,209,.18); border-radius: 50%; animation: scanRotate 14s linear infinite; }
.route-line { position: absolute; left: 48px; top: 62px; width: 2px; height: 285px; background: linear-gradient(var(--gold), var(--accent), var(--cyan)); box-shadow: 0 0 16px rgba(217,135,95,.5); }
.route-line span { position: absolute; width: 7px; height: 7px; left: -2px; border-radius: 50%; background: var(--gold-bright); box-shadow: 0 0 18px var(--gold); animation: dataTravel 6s ease-in-out infinite; }
.route-node { position: absolute; left: 78px; width: calc(100% - 118px); padding: 14px 18px; border-left: 1px solid var(--line); background: linear-gradient(90deg, rgba(23,33,38,.9), rgba(23,33,38,.2)); }
.route-node::before { content: ""; position: absolute; left: -35px; top: 24px; width: 10px; height: 10px; border-radius: 50%; background: var(--bg); border: 2px solid var(--accent); box-shadow: 0 0 0 5px rgba(217,135,95,.1); }
.route-node strong, .route-node small { display: block; }
.route-node strong { font-family: var(--display); font-size: 18px; }
.route-node small { color: var(--muted); }
.node-index { position: absolute; right: 12px; top: 9px; color: rgba(215,181,109,.42); font: 24px/1 var(--mono); }
.node-a { top: 42px; }.node-b { top: 154px; }.node-c { top: 266px; }
.route-map.is-active .route-node { animation: nodeFocus 6s ease-in-out infinite; }
.route-map.is-active .node-b { animation-delay: 2s; }.route-map.is-active .node-c { animation-delay: 4s; }
.gate-symbol { position: absolute; right: 18px; bottom: 20px; width: 70px; height: 74px; border: 2px solid rgba(215,181,109,.45); border-radius: 50% 50% 0 0; }
.gate-symbol span { position: absolute; left: 50%; bottom: 0; width: 1px; height: 70%; background: var(--gold); box-shadow: -14px 0 rgba(215,181,109,.45), 14px 0 rgba(215,181,109,.45); }
.hero-scroll { position: absolute; left: 50%; bottom: 28px; display: grid; place-items: center; gap: 8px; color: var(--muted); font: 9px/1 var(--mono); letter-spacing: .12em; text-decoration: none; transform: translateX(-50%); }
.hero-scroll i { width: 1px; height: 30px; background: linear-gradient(var(--gold), transparent); animation: scrollCue 2s ease-in-out infinite; }
.section { position: relative; padding: 126px 0; }
.section-heading { max-width: 680px; margin-bottom: 56px; }
.section-heading h2 { margin-bottom: 18px; font-size: clamp(36px, 4vw, 58px); line-height: 1.13; }
.section-heading > p:last-child { color: var(--muted); }
.centered { margin-inline: auto; text-align: center; }
.status-section { background: linear-gradient(180deg, var(--bg), #0c1316 45%, var(--bg)); }
.status-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.metric { position: relative; min-height: 330px; padding: 30px 26px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); overflow: hidden; }
.metric::after { content: ""; position: absolute; width: 170px; height: 170px; right: -85px; bottom: -85px; border: 1px solid currentColor; border-radius: 50%; opacity: .12; }
.metric-code { color: var(--muted); font: 9px/1.5 var(--mono); letter-spacing: .12em; }
.metric > strong { display: block; margin: 46px 0 4px; color: var(--gold-bright); font: 76px/1 var(--display); }
.metric h3 { margin-bottom: 8px; font: 21px/1.3 var(--display); }
.metric p { color: var(--muted); font-size: 13px; }
.metric-granted > strong { color: var(--cyan); }.metric-pending > strong { color: var(--accent-soft); }.metric-total > strong { color: var(--text); }
.status-grid.is-active .metric::after { animation: ringPulse 5s ease-in-out infinite; }
.status-grid.is-active .metric:nth-child(2)::after { animation-delay: 1s; }.status-grid.is-active .metric:nth-child(3)::after { animation-delay: 2s; }
.record-note { display: flex; gap: 16px; align-items: flex-start; max-width: 900px; margin: 28px auto 0; padding: 18px 22px; border: 1px solid rgba(217,135,95,.22); background: rgba(217,135,95,.05); }
.record-note span { flex: 0 0 24px; width: 24px; height: 24px; display: grid; place-items: center; color: var(--accent-soft); border: 1px solid rgba(217,135,95,.45); font-family: var(--display); }
.record-note p { margin: 0; color: var(--muted); font-size: 13px; }
.record-note strong { color: var(--text); }
.gate-section { overflow: clip; }
.gate-section::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(115deg, transparent 47%, rgba(215,181,109,.025) 47%, rgba(215,181,109,.025) 48%, transparent 48%); }
.gate-layout { display: grid; grid-template-columns: .82fr 1.18fr; gap: 100px; align-items: start; }
.sticky-heading { position: sticky; top: 120px; }
.text-link { color: var(--gold-bright); font-size: 14px; text-decoration: none; }
.text-link span { display: inline-block; margin-left: 5px; transition: transform .2s; }.text-link:hover span { transform: translate(3px,-3px); }
.gate-steps { position: relative; margin: 0; padding: 0; list-style: none; }
.gate-steps::before { content: ""; position: absolute; left: 31px; top: 40px; bottom: 40px; width: 1px; background: linear-gradient(var(--gold), var(--accent), var(--cyan)); }
.gate-steps li { position: relative; display: grid; grid-template-columns: 64px 1fr; gap: 24px; min-height: 160px; padding: 22px 0; }
.gate-steps li > span { z-index: 1; width: 64px; height: 64px; display: grid; place-items: center; color: var(--gold); border: 1px solid rgba(215,181,109,.35); border-radius: 50%; background: var(--bg); font: 11px/1 var(--mono); }
.gate-steps h3 { margin: 8px 0; font: 24px/1.25 var(--display); }
.gate-steps p { max-width: 560px; color: var(--muted); }
.gate-steps.is-active li > span { animation: stepPulse 8s ease-in-out infinite; }
.gate-steps.is-active li:nth-child(2) > span { animation-delay: 1.3s; }.gate-steps.is-active li:nth-child(3) > span { animation-delay: 2.6s; }.gate-steps.is-active li:nth-child(4) > span { animation-delay: 3.9s; }.gate-steps.is-active li:nth-child(5) > span { animation-delay: 5.2s; }
.scope-section { background: #0b1114; }
.scope-board { display: grid; grid-template-columns: 1fr 160px 1fr; align-items: stretch; }
.scope-card { padding: 34px; border: 1px solid var(--line); background: rgba(18,26,30,.68); }
.scope-card header { display: flex; gap: 13px; align-items: center; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.scope-card header span { width: 30px; height: 30px; display: grid; place-items: center; border: 1px solid currentColor; border-radius: 50%; }
.scope-card h3 { margin: 0; font: 25px/1.2 var(--display); }
.scope-card ul { margin: 26px 0 0; padding: 0; list-style: none; }
.scope-card li { position: relative; padding: 10px 0 10px 22px; color: var(--muted); border-bottom: 1px solid rgba(180,196,191,.09); }
.scope-card li::before { content: "◇"; position: absolute; left: 0; color: var(--accent); }
.include header { color: var(--cyan); }.exclude header { color: var(--accent-soft); }
.scope-route { position: relative; display: grid; place-items: center; }
.scope-route::before { content: ""; width: 100%; height: 1px; background: linear-gradient(var(--cyan), var(--accent)); }
.scope-route i { position: absolute; width: 9px; height: 9px; border-radius: 50%; background: var(--gold-bright); box-shadow: 0 0 20px var(--gold); }
.scope-route span { position: absolute; top: calc(50% + 18px); color: var(--gold); font: 10px/1 var(--mono); letter-spacing: .1em; }
.scope-board.is-active .scope-route i { animation: scopeTravel 4s ease-in-out infinite; }
.scope-caveat { max-width: 820px; margin: 38px auto 0; color: var(--muted); font-size: 14px; text-align: center; }
.principle-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); }
.principle-grid article { min-height: 260px; padding: 28px; background: var(--bg); }
.principle-grid span { color: var(--accent); font: 10px/1 var(--mono); }
.principle-grid h3 { margin: 50px 0 10px; font: 22px/1.2 var(--display); }
.principle-grid p { color: var(--muted); font-size: 13px; }
.faq-section { background: linear-gradient(180deg, var(--bg), #0b1215); }
.faq-layout { display: grid; grid-template-columns: 1fr 1.5fr; gap: 100px; }
.faq-list details { border-top: 1px solid var(--line); }
.faq-list details:last-child { border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding: 24px 42px 24px 0; cursor: pointer; list-style: none; font-family: var(--display); font-size: 20px; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span::before, .faq-list summary span::after { content: ""; position: absolute; right: 5px; top: 50%; width: 14px; height: 1px; background: var(--gold); transition: transform .2s; }
.faq-list summary span::after { transform: rotate(90deg); }
.faq-list details[open] summary span::after { transform: rotate(0); }
.faq-list details p { padding-right: 40px; color: var(--muted); }
.cta-section { padding: 0 0 120px; background: #0b1215; }
.cta-panel { position: relative; min-height: 260px; padding: 56px; display: flex; align-items: center; justify-content: space-between; gap: 48px; overflow: hidden; border: 1px solid rgba(215,181,109,.28); background: radial-gradient(circle at 82% 50%, rgba(217,135,95,.12), transparent 35%), linear-gradient(120deg, rgba(18,26,30,.98), rgba(8,13,15,.98)); }
.cta-panel::before { content: ""; position: absolute; right: 17%; width: 220px; height: 220px; border: 1px solid rgba(215,181,109,.16); border-radius: 50%; animation: ringPulse 6s ease-in-out infinite; }
.cta-panel h2 { margin-bottom: 10px; font-size: 42px; }
.cta-panel p:last-child { margin: 0; color: var(--muted); }
.cta-panel .button { flex: 0 0 auto; }
footer { padding: 50px 0; color: var(--muted); border-top: 1px solid var(--line); background: var(--bg-deep); font-size: 12px; }
.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 20px 60px; }
.footer-brand { margin-bottom: 6px; color: var(--text); font-family: var(--display); font-size: 16px; }.footer-brand span { color: var(--accent); }
.footer-links { display: flex; gap: 20px; }.footer-links a { text-decoration: none; }.footer-links a:hover { color: var(--gold-bright); }
.legal { grid-column: 1 / -1; max-width: 840px; margin: 14px 0 0; padding-top: 20px; border-top: 1px solid var(--line); }
.js [data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; transition-delay: var(--delay, 0ms); }
.js [data-reveal].is-visible { opacity: 1; transform: none; }
.page-hidden .route-map *, .page-hidden .ambient, .page-hidden .button-primary::after { animation-play-state: paused !important; }
@keyframes mapDrift { from { transform: scale(1.03) translate3d(-5px,-4px,0); } to { transform: scale(1.055) translate3d(10px,6px,0); } }
@keyframes ambientDrift { from { opacity: .06; transform: translate3d(0,-14px,0) scale(.96); } to { opacity: .11; transform: translate3d(16px,18px,0) scale(1.04); } }
@keyframes chargeSweep { 0%,68% { transform: translateX(-120%); opacity: 0; } 73% { opacity: 1; } 88%,100% { transform: translateX(120%); opacity: 0; } }
@keyframes pulse { 0%,100% { opacity: .55; transform: scale(.8); } 50% { opacity: 1; transform: scale(1.25); } }
@keyframes scanRotate { from { opacity: .3; transform: rotate(0); } 50% { opacity: .7; } to { opacity: .3; transform: rotate(360deg); } }
@keyframes dataTravel { 0% { opacity: 0; transform: translateY(0) scale(.5); } 10%,85% { opacity: 1; } 100% { opacity: 0; transform: translateY(280px) scale(1.1); } }
@keyframes nodeFocus { 0%,18%,100% { opacity: .65; transform: translateX(0); } 8% { opacity: 1; transform: translateX(6px); } }
@keyframes scrollCue { 0% { opacity: 0; transform: scaleY(.2); transform-origin: top; } 50% { opacity: 1; } 100% { opacity: 0; transform: scaleY(1); transform-origin: top; } }
@keyframes ringPulse { 0%,100% { opacity: .08; transform: scale(.9); } 50% { opacity: .18; transform: scale(1.08); } }
@keyframes stepPulse { 0%,13%,100% { color: var(--gold); border-color: rgba(215,181,109,.35); transform: scale(1); } 6% { color: var(--bg); border-color: var(--gold-bright); background: var(--gold-bright); transform: scale(1.08); } }
@keyframes scopeTravel { 0% { opacity: 0; transform: translateX(-70px) scale(.7); } 20%,80% { opacity: 1; } 100% { opacity: 0; transform: translateX(70px) scale(1); } }
@media (max-width: 1020px) {
  :root { --wrap: min(100% - 40px, 900px); }
  .site-nav { gap: 16px; }.site-nav a { font-size: 12px; }
  .hero { min-height: 900px; height: auto; padding: 140px 0 100px; }.hero-grid { grid-template-columns: 1fr 420px; gap: 30px; padding-top: 0; }
  h1 { font-size: 54px; }.route-map { height: 390px; }
  .status-grid { grid-template-columns: repeat(2,1fr); }.metric { min-height: 280px; }
  .gate-layout { gap: 55px; }.principle-grid { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 780px) {
  :root { --wrap: calc(100% - 32px); }
  .site-header { height: 64px; padding-inline: 16px; background: rgba(5,8,10,.82); backdrop-filter: blur(12px); border-color: var(--line); }
  .menu-toggle { position: relative; z-index: 2; width: 42px; height: 42px; display: block; }
  .menu-toggle::before, .menu-toggle::after, .menu-toggle > span[aria-hidden] { content: ""; position: absolute; left: 10px; width: 22px; height: 1px; background: currentColor; transition: transform .2s, top .2s, opacity .2s; }
  .menu-toggle::before { top: 13px; }.menu-toggle > span[aria-hidden] { top: 20px; }.menu-toggle::after { top: 27px; }
  .menu-toggle[aria-expanded="true"]::before { top: 20px; transform: rotate(45deg); }.menu-toggle[aria-expanded="true"]::after { top: 20px; transform: rotate(-45deg); }.menu-toggle[aria-expanded="true"] > span[aria-hidden] { opacity: 0; }
  .site-nav { position: fixed; inset: 0; display: grid; align-content: center; gap: 6px; padding: 80px 28px 30px; background: rgba(5,8,10,.97); opacity: 0; visibility: hidden; transform: translateY(-10px); transition: .25s; }
  .site-nav.open { opacity: 1; visibility: visible; transform: none; }
  .site-nav a { padding: 13px; font-family: var(--display); font-size: 24px; text-align: center; }.site-nav .nav-source { margin-top: 18px; font: 14px var(--sans); }
  body.menu-open { overflow: hidden; }
  .hero { min-height: 0; padding: 128px 0 88px; }.hero::after { background: linear-gradient(90deg, rgba(5,8,10,.96), rgba(5,8,10,.48)), linear-gradient(0deg, var(--bg), transparent 36%); }
  .hero-art img { object-position: 64% center; opacity: .72; }
  .hero-grid { grid-template-columns: 1fr; }.hero-copy { max-width: 620px; } h1 { font-size: clamp(42px, 12vw, 58px); }
  .route-console { max-width: 520px; width: 100%; margin-inline: auto; }.hero-scroll { display: none; }
  .section { padding: 88px 0; }.section-heading { margin-bottom: 40px; }.section-heading h2 { font-size: 40px; }
  .gate-layout, .faq-layout { grid-template-columns: 1fr; gap: 36px; }.sticky-heading { position: static; }
  .scope-board { grid-template-columns: 1fr; }.scope-route { height: 100px; }.scope-route::before { width: 1px; height: 100%; background: linear-gradient(var(--cyan), var(--accent)); }.scope-board.is-active .scope-route i { animation-name: scopeTravelVertical; }.scope-route span { top: 50%; left: calc(50% + 18px); transform: translateY(-50%); }
  .cta-panel { padding: 38px; display: block; }.cta-panel .button { margin-top: 24px; }
  .footer-grid { grid-template-columns: 1fr; }.legal { grid-column: auto; }
  @keyframes scopeTravelVertical { 0% { opacity: 0; transform: translateY(-36px) scale(.7); } 20%,80% { opacity: 1; } 100% { opacity: 0; transform: translateY(36px) scale(1); } }
}
@media (max-width: 780px) {
  .no-js .site-header { position: absolute; height: auto; min-height: 64px; align-items: flex-start; flex-wrap: wrap; }
  .no-js .menu-toggle { display: none; }
  .no-js .site-nav {
    position: static; flex: 1 0 100%; display: flex; align-items: center; gap: 14px;
    padding: 10px 0 14px; overflow-x: auto; background: transparent;
    opacity: 1; visibility: visible; transform: none;
  }
  .no-js .site-nav a { flex: 0 0 auto; padding: 3px 0; font: 12px/1.4 var(--sans); text-align: left; }
  .no-js .site-nav .nav-source { margin: 0 0 0 auto; padding: 5px 9px; }
  .no-js .hero { padding-top: 150px; }
}
@media (max-width: 520px) {
  .brand { font-size: 14px; }.brand-mark { width: 30px; height: 30px; }
  .hero { padding-top: 110px; }.hero-lead { font-size: 16px; }.hero-actions { display: grid; }
  .button { width: 100%; }.route-console { padding: 12px; }.route-map { height: 380px; }.route-node { left: 64px; width: calc(100% - 74px); padding-inline: 12px; }.route-line { left: 38px; }.gate-symbol { opacity: .5; }
  .status-grid { grid-template-columns: 1fr; }.metric { min-height: 250px; }.metric > strong { margin-top: 32px; font-size: 66px; }
  .gate-steps li { grid-template-columns: 52px 1fr; gap: 16px; }.gate-steps li > span { width: 52px; height: 52px; }.gate-steps::before { left: 25px; }
  .scope-card { padding: 26px; }.principle-grid { grid-template-columns: 1fr; }.principle-grid article { min-height: 210px; }
  .faq-list summary { font-size: 18px; }.cta-panel { padding: 30px 24px; }.cta-panel h2 { font-size: 36px; }
}
@media (pointer: coarse) {
  .route-console { transform: none !important; }
  .route-map::before { display: none; }
  .ambient { opacity: .045; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
  .hero-art img, .route-console { transform: none !important; }
}