:root {
  --brand: #C84A5A;
  --brand-soft: #e06c79;
  --accent: #E59A3A;
  --copper: #D08A48;
  --ink: #121214;
  --bg: #17171A;
  --panel: #222226;
  --panel-2: #29292e;
  --text: #F1EEEE;
  --muted: #A9A3A6;
  --line: #38383e;
  --line-strong: #4b4b53;
  --ok: #c9d6bd;
  --shadow: 0 18px 55px rgba(0, 0, 0, .28);
  --radius: 18px;
  --radius-sm: 12px;
  --max: 1180px;
  --read: 780px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}
body.modal-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
a:hover { color: #fff; }
img { display: block; max-width: 100%; height: auto; }
button, input { font: inherit; }
button { color: inherit; }

.skip-link {
  position: fixed;
  left: 16px;
  top: 10px;
  z-index: 1000;
  transform: translateY(-160%);
  padding: 10px 14px;
  border-radius: 8px;
  background: #fff;
  color: #111;
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(18, 18, 20, .93);
  border-bottom: 1px solid rgba(255,255,255,.08);
  backdrop-filter: blur(14px);
}
.header-inner {
  width: min(var(--max), calc(100% - 40px));
  min-height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 20px;
}
.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  flex: 0 0 auto;
}
.brand-lockup img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  border-radius: 10px;
  background: var(--panel);
}
.brand-lockup span { display: grid; line-height: 1.2; }
.brand-lockup strong { font-size: 18px; letter-spacing: .03em; }
.brand-lockup small { margin-top: 4px; color: var(--muted); font-size: 11px; }
.primary-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  margin-left: auto;
}
.primary-nav a {
  padding: 10px 11px;
  border-radius: 9px;
  color: #c9c5c7;
  font-size: 14px;
}
.primary-nav a:hover,
.primary-nav a.is-active { background: var(--panel); color: #fff; }
.primary-nav a.is-active { box-shadow: inset 0 -2px 0 var(--brand); }
.search-open,
.menu-toggle {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: transparent;
  padding: 8px 12px;
  cursor: pointer;
}
.search-open:hover,
.menu-toggle:hover { border-color: var(--brand); background: var(--panel); }
.menu-toggle { display: none; }

.search-modal[hidden] { display: none !important; }
.search-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: grid;
  place-items: start center;
  padding: 14vh 20px 20px;
  background: rgba(0,0,0,.72);
}
.search-panel {
  width: min(680px, 100%);
  background: var(--panel);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
}
.search-panel-head { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.search-panel-head h2 { margin: 0; font-size: 23px; }
.search-panel-head button {
  border: 1px solid var(--line);
  background: var(--ink);
  border-radius: 9px;
  padding: 7px 11px;
  cursor: pointer;
}
.search-form { margin-top: 18px; }
.search-form label { display: block; color: var(--muted); font-size: 14px; margin-bottom: 8px; }
.search-row { display: flex; gap: 10px; }
.search-row input {
  min-width: 0;
  flex: 1;
  border: 1px solid var(--line-strong);
  background: #151518;
  color: var(--text);
  border-radius: 10px;
  padding: 12px 14px;
  outline: none;
}
.search-row input:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(200,74,90,.16); }
.search-row button {
  border: 0;
  border-radius: 10px;
  background: var(--brand);
  color: white;
  padding: 11px 18px;
  cursor: pointer;
}

main { overflow: clip; }
.shell { width: min(var(--max), calc(100% - 40px)); margin-inline: auto; }
.reading { width: min(var(--read), calc(100% - 40px)); margin-inline: auto; }
.page-section { padding: 72px 0; }
.page-section.compact { padding: 48px 0; }
.page-section.ink { background: var(--ink); }
.page-section.panel { background: var(--panel); }
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #d8b68d;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.section-kicker::before { content: ""; width: 28px; height: 1px; background: var(--copper); }
.section-head { max-width: 760px; margin-bottom: 30px; }
.section-head h2 { margin: 8px 0 10px; font-size: clamp(28px, 3.5vw, 44px); line-height: 1.18; }
.section-head p { margin: 0; color: var(--muted); font-size: 16px; }

.hero {
  position: relative;
  min-height: 620px;
  display: grid;
  align-items: center;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 83% 22%, rgba(200,74,90,.17), transparent 25%),
    radial-gradient(circle at 70% 70%, rgba(208,138,72,.10), transparent 30%),
    var(--bg);
}
.hero-grid {
  width: min(var(--max), calc(100% - 40px));
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, .95fr);
  gap: 58px;
  align-items: center;
  padding: 76px 0;
}
.hero-copy { max-width: 700px; }
.hero-copy .eyebrow {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 20px;
  color: #d8d1d4;
  font-size: 14px;
}
.hero-copy .eyebrow::before { content: ""; width: 36px; height: 3px; border-radius: 999px; background: var(--brand); }
.hero h1 { margin: 0; font-size: clamp(46px, 7vw, 82px); line-height: 1.02; letter-spacing: -.03em; }
.hero h1 em { display: block; margin-top: 10px; color: #d7d0d2; font-size: .43em; font-style: normal; font-weight: 600; letter-spacing: .01em; }
.hero-lead { max-width: 650px; margin: 24px 0 0; color: #c8c2c5; font-size: 18px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 17px;
  border-radius: 11px;
  border: 1px solid var(--line-strong);
  font-weight: 700;
}
.button.primary { border-color: transparent; background: var(--brand); color: #fff; }
.button.secondary { background: rgba(255,255,255,.03); }
.button:hover { transform: translateY(-1px); }
.hero-note { margin-top: 18px; color: var(--muted); font-size: 13px; }
.hero-visual {
  position: relative;
  min-height: 470px;
  display: grid;
  align-items: end;
}
.hero-visual::before {
  content: "";
  position: absolute;
  inset: 8% 12% 10% 0;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 30px;
  transform: rotate(-3deg);
}
.hero-visual img {
  position: relative;
  z-index: 2;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 24px;
  border: 1px solid rgba(255,255,255,.13);
  box-shadow: var(--shadow);
}
.hero-stamp {
  position: absolute;
  right: -16px;
  bottom: 26px;
  z-index: 4;
  width: 190px;
  padding: 18px;
  background: var(--panel);
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--accent);
  border-radius: 14px;
  box-shadow: var(--shadow);
}
.hero-stamp b { display: block; font-size: 17px; }
.hero-stamp span { display: block; margin-top: 5px; color: var(--muted); font-size: 13px; }

.intent-strip { border-bottom: 1px solid var(--line); background: var(--ink); }
.intent-grid {
  width: min(var(--max), calc(100% - 40px));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
}
.intent-item { padding: 26px 26px 28px 0; }
.intent-item + .intent-item { border-left: 1px solid var(--line); padding-left: 26px; }
.intent-item strong { display: block; margin-bottom: 5px; font-size: 16px; }
.intent-item p { margin: 0; color: var(--muted); font-size: 14px; }
.intent-item.core strong { color: #fff; }
.intent-item.core::before {
  content: "核心";
  display: inline-block;
  margin-bottom: 8px;
  color: var(--brand-soft);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .12em;
}

.editorial-split { display: grid; grid-template-columns: .82fr 1.18fr; gap: 64px; align-items: start; }
.editorial-sticky { position: sticky; top: 110px; }
.editorial-sticky h2 { margin: 10px 0 14px; font-size: clamp(30px, 4vw, 48px); line-height: 1.16; }
.editorial-sticky p { color: var(--muted); }
.editorial-list { border-top: 1px solid var(--line); }
.editorial-row {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 18px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}
.editorial-row .num { color: var(--accent); font-size: 13px; font-weight: 800; letter-spacing: .1em; }
.editorial-row h3 { margin: 0 0 7px; font-size: 21px; }
.editorial-row p { margin: 0; color: var(--muted); }

.access-band {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(340px, .8fr);
  gap: 44px;
  align-items: center;
}
.access-band figure { margin: 0; }
.access-band img { width: 100%; aspect-ratio: 16/11; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--line); }
.access-copy h2 { margin: 8px 0 14px; font-size: clamp(30px, 4vw, 46px); line-height: 1.16; }
.access-copy p { color: var(--muted); }
.check-list { list-style: none; margin: 24px 0 0; padding: 0; }
.check-list li { position: relative; padding: 12px 0 12px 31px; border-top: 1px solid var(--line); }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: 12px; color: var(--accent); font-weight: 900; }

.route-map {
  display: grid;
  grid-template-columns: 1fr 80px 1fr 80px 1fr;
  align-items: stretch;
  gap: 0;
  margin-top: 30px;
}
.route-node {
  min-height: 180px;
  padding: 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.route-node strong { display: block; font-size: 21px; }
.route-node p { margin: 9px 0 0; color: var(--muted); }
.route-node a { display: inline-block; margin-top: 18px; color: #fff; border-bottom: 1px solid var(--brand); }
.route-arrow { display: grid; place-items: center; color: var(--copper); font-size: 26px; }

.feature-line { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.feature-line article { padding: 30px 26px; }
.feature-line article + article { border-left: 1px solid var(--line); }
.feature-line h3 { margin: 0 0 9px; font-size: 20px; }
.feature-line p { margin: 0; color: var(--muted); }

.app-preview {
  display: grid;
  grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr);
  gap: 54px;
  align-items: center;
}
.app-preview figure { margin: 0; position: relative; }
.app-preview img { width: 100%; aspect-ratio: 5/4; object-fit: cover; border-radius: 22px; border: 1px solid var(--line); }
.app-preview figure::after {
  content: "移动端需求独立说明";
  position: absolute;
  right: 18px;
  bottom: 18px;
  padding: 8px 12px;
  border-radius: 8px;
  background: rgba(18,18,20,.88);
  border: 1px solid rgba(255,255,255,.13);
  color: #fff;
  font-size: 12px;
}
.app-preview h2 { margin: 8px 0 14px; font-size: clamp(30px, 4vw, 46px); line-height: 1.15; }
.app-preview p { color: var(--muted); }
.inline-links { display: grid; gap: 8px; margin-top: 22px; }
.text-link {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}
.text-link span { font-weight: 700; }
.text-link small { color: var(--muted); text-align: right; }
.text-link:hover span { color: var(--brand-soft); }

.soft-topic {
  display: grid;
  grid-template-columns: 1fr .72fr;
  gap: 44px;
  align-items: center;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(110deg, rgba(200,74,90,.09), rgba(208,138,72,.05));
}
.soft-topic h2 { margin: 5px 0 10px; font-size: 30px; }
.soft-topic p { margin: 0; color: var(--muted); }
.soft-topic .button { justify-self: end; }

.page-hero {
  position: relative;
  padding: 82px 0 62px;
  border-bottom: 1px solid var(--line);
  background: var(--ink);
}
.page-hero-grid {
  width: min(var(--max), calc(100% - 40px));
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, .85fr);
  gap: 50px;
  align-items: center;
}
.page-hero h1 { margin: 8px 0 14px; font-size: clamp(38px, 5vw, 64px); line-height: 1.07; }
.page-hero p { max-width: 760px; margin: 0; color: #c8c2c5; font-size: 17px; }
.page-hero img { width: 100%; aspect-ratio: 16/10; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--line); }
.meta-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.meta-pill { display: inline-flex; padding: 6px 10px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: 12px; }

.breadcrumbs { width: min(var(--max), calc(100% - 40px)); margin: 18px auto 0; }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 0; padding: 0; color: var(--muted); font-size: 13px; }
.breadcrumbs li + li::before { content: "/"; margin-right: 8px; color: #68636a; }
.breadcrumbs a:hover { color: #fff; }

.prose { font-size: 16px; }
.prose h2 { margin: 48px 0 14px; font-size: 30px; line-height: 1.24; }
.prose h3 { margin: 30px 0 10px; font-size: 21px; }
.prose p { margin: 0 0 18px; color: #d7d2d4; }
.prose ul, .prose ol { padding-left: 1.35em; color: #d7d2d4; }
.prose li { margin-bottom: 9px; }
.prose a { color: #efadb5; border-bottom: 1px solid rgba(239,173,181,.35); }
.note-box {
  margin: 24px 0;
  padding: 18px 20px;
  border-left: 3px solid var(--copper);
  background: var(--panel);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.note-box strong { display: block; margin-bottom: 4px; }
.note-box p { margin: 0; color: var(--muted); }

.step-list { counter-reset: steps; display: grid; gap: 0; border-top: 1px solid var(--line); }
.step-item {
  counter-increment: steps;
  display: grid;
  grid-template-columns: 76px 1fr;
  gap: 22px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}
.step-item::before { content: counter(steps, decimal-leading-zero); color: var(--accent); font-weight: 800; letter-spacing: .1em; }
.step-item h3 { margin: 0 0 7px; font-size: 21px; }
.step-item p { margin: 0; color: var(--muted); }

.topic-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.topic-card { padding: 24px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--panel); }
.topic-card h3 { margin: 0 0 8px; font-size: 20px; }
.topic-card p { margin: 0; color: var(--muted); }
.topic-card .tag { display: inline-block; margin-bottom: 12px; color: var(--copper); font-size: 11px; font-weight: 800; letter-spacing: .1em; }

.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-question {
  width: 100%;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: center;
  padding: 22px 0;
  border: 0;
  background: transparent;
  color: var(--text);
  text-align: left;
  cursor: pointer;
  font-weight: 700;
  font-size: 17px;
}
.faq-question::after { content: "+"; width: 30px; height: 30px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--muted); }
.faq-question[aria-expanded="true"]::after { content: "−"; color: #fff; border-color: var(--brand); }
.faq-answer { padding: 0 48px 22px 0; color: var(--muted); }
.faq-answer p { margin: 0; }

.search-results { display: grid; gap: 12px; margin-top: 28px; }
.search-result {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: start;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
}
.search-result h2 { margin: 0 0 6px; font-size: 19px; }
.search-result p { margin: 0; color: var(--muted); }
.search-result span { color: var(--brand-soft); font-size: 13px; }
.empty-state { padding: 30px; border: 1px dashed var(--line-strong); border-radius: var(--radius); background: rgba(255,255,255,.02); }
.empty-state h2 { margin-top: 0; }

.link-rail { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 24px; }
.link-rail a { padding: 18px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--panel); }
.link-rail strong { display: block; margin-bottom: 5px; }
.link-rail small { color: var(--muted); }

.status-table { width: 100%; border-collapse: collapse; margin: 24px 0; }
.status-table th, .status-table td { padding: 14px 12px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.status-table th { color: #fff; font-size: 13px; }
.status-table td { color: var(--muted); }
.status-table td:first-child { color: #e0dadd; width: 28%; }

.site-footer { background: #101012; border-top: 1px solid var(--line); }
.footer-grid {
  width: min(var(--max), calc(100% - 40px));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 36px;
  padding: 54px 0 40px;
}
.footer-grid h2 { margin: 0 0 12px; font-size: 14px; color: #fff; }
.footer-grid a { display: block; margin: 8px 0; color: var(--muted); font-size: 13px; }
.footer-grid a:hover { color: #fff; }
.footer-about strong { font-size: 22px; }
.footer-about p { max-width: 430px; color: var(--muted); font-size: 14px; }
.footer-bottom {
  width: min(var(--max), calc(100% - 40px));
  margin-inline: auto;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 0 26px;
  border-top: 1px solid var(--line);
  color: #817b7f;
  font-size: 12px;
}
.back-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 60;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: var(--panel);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: .2s ease;
  cursor: pointer;
}
.back-top.is-visible { opacity: 1; pointer-events: auto; transform: translateY(0); }

@media (max-width: 1100px) {
  .primary-nav a { padding-inline: 8px; font-size: 13px; }
  .hero-grid { grid-template-columns: 1.1fr .9fr; gap: 38px; }
  .hero-visual { min-height: 400px; }
  .editorial-split { gap: 42px; }
  .route-map { grid-template-columns: 1fr 52px 1fr 52px 1fr; }
  .footer-grid { grid-template-columns: 1.3fr 1fr 1fr; }
  .footer-grid > div:last-child { grid-column: 2 / 4; }
}

@media (max-width: 920px) {
  .header-inner { min-height: 68px; }
  .menu-toggle { display: inline-flex; margin-left: auto; }
  .primary-nav {
    display: none;
    position: absolute;
    top: calc(100% + 1px);
    left: 20px;
    right: 20px;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: 0 0 14px 14px;
    background: var(--ink);
    box-shadow: var(--shadow);
    flex-direction: column;
    align-items: stretch;
  }
  .primary-nav.is-open { display: flex; }
  .primary-nav a { padding: 11px 12px; }
  .search-open { padding: 8px 10px; }
  .hero { min-height: auto; }
  .hero-grid,
  .page-hero-grid,
  .access-band,
  .app-preview,
  .soft-topic,
  .editorial-split { grid-template-columns: 1fr; }
  .hero-grid { padding: 56px 0; }
  .hero-visual { min-height: 0; max-width: 680px; }
  .hero-visual img { aspect-ratio: 16 / 9; }
  .hero-stamp { right: 16px; bottom: 16px; }
  .editorial-sticky { position: static; }
  .intent-grid { grid-template-columns: 1fr; }
  .intent-item { padding: 20px 0; }
  .intent-item + .intent-item { border-left: 0; border-top: 1px solid var(--line); padding-left: 0; }
  .route-map { grid-template-columns: 1fr; gap: 12px; }
  .route-arrow { min-height: 30px; transform: rotate(90deg); }
  .soft-topic .button { justify-self: start; }
  .page-hero img { max-width: 680px; }
  .feature-line { grid-template-columns: 1fr; }
  .feature-line article + article { border-left: 0; border-top: 1px solid var(--line); }
  .link-rail { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 700px) {
  :root { --radius: 15px; }
  .shell, .reading, .header-inner, .hero-grid, .intent-grid, .page-hero-grid, .breadcrumbs, .footer-grid, .footer-bottom { width: min(100% - 28px, var(--max)); }
  .brand-lockup small { display: none; }
  .brand-lockup img { width: 38px; height: 38px; }
  .search-open { font-size: 0; width: 42px; height: 38px; padding: 0; position: relative; }
  .search-open::after { content: "⌕"; font-size: 21px; }
  .page-section { padding: 54px 0; }
  .hero-grid { padding: 46px 0; }
  .hero h1 { font-size: clamp(42px, 16vw, 66px); }
  .hero h1 em { font-size: .38em; }
  .hero-lead { font-size: 16px; }
  .hero-stamp { position: static; width: 100%; margin-top: 12px; }
  .section-head h2, .editorial-sticky h2, .access-copy h2, .app-preview h2 { font-size: 31px; }
  .editorial-row { grid-template-columns: 42px 1fr; gap: 12px; }
  .topic-grid, .link-rail { grid-template-columns: 1fr; }
  .page-hero { padding: 54px 0 42px; }
  .page-hero h1 { font-size: 40px; }
  .soft-topic { padding: 24px; }
  .status-table { display: block; overflow-x: auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > div:last-child { grid-column: auto; }
  .footer-about { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; gap: 5px; }
  .search-row { flex-direction: column; }
}

@media (max-width: 460px) {
  .menu-toggle { font-size: 12px; padding-inline: 9px; }
  .brand-lockup strong { font-size: 16px; }
  .hero-actions { display: grid; }
  .button { width: 100%; }
  .hero-visual img { aspect-ratio: 4/3; }
  .editorial-row { grid-template-columns: 1fr; }
  .step-item { grid-template-columns: 1fr; gap: 8px; }
  .search-result { grid-template-columns: 1fr; }
  .faq-answer { padding-right: 0; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-about { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}