:root {
  --vermilion: #b6281c;
  --deep-red: #67160f;
  --gold: #c89c4a;
  --jade: #1d7165;
  --paper: #f1e5cb;
  --paper-light: #fbf5e8;
  --ink: #241a14;
  --muted: #716054;
  --line: rgba(62, 35, 22, .22);
  --serif: "Songti SC", "STSong", "SimSun", serif;
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 8%, rgba(200,156,74,.13), transparent 22rem),
    repeating-linear-gradient(0deg, rgba(67,42,25,.025) 0 1px, transparent 1px 5px),
    var(--paper);
  font-family: var(--sans);
  overflow-x: hidden;
}
a { color: inherit; }
img { display: block; max-width: 100%; height: auto; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
button:focus-visible, a:focus-visible { outline: 2px solid #f3ce76; outline-offset: 4px; }
::selection { color: var(--paper-light); background: var(--vermilion); }

.page-progress {
  position: fixed;
  z-index: 100;
  inset: 0 0 auto;
  height: 3px;
  background: rgba(255,255,255,.18);
}
.page-progress span { display: block; width: 100%; height: 100%; transform: scaleX(var(--page-progress, 0)); transform-origin: left; background: var(--gold); }

.site-header {
  position: absolute;
  z-index: 40;
  top: 0;
  left: 0;
  width: 100%;
  min-height: 84px;
  padding: 16px clamp(20px, 4vw, 72px);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  color: #fff7e7;
  border-bottom: 1px solid rgba(255,255,255,.28);
}
.wordmark { text-decoration: none; width: fit-content; line-height: 1; }
.wordmark span { display: block; font-family: var(--serif); font-weight: 900; letter-spacing: .18em; }
.wordmark small { display: block; margin-top: 8px; font-size: 8px; letter-spacing: .22em; opacity: .7; }
.primary-nav { display: flex; gap: 28px; font-size: 13px; }
.primary-nav a { text-decoration: none; opacity: .78; transition: opacity .2s ease; }
.primary-nav a:hover, .primary-nav a:focus-visible { opacity: 1; }
.header-actions { display: flex; justify-content: flex-end; align-items: center; gap: 10px; }
.text-button, .switch-button {
  border: 1px solid rgba(255,255,255,.44);
  background: rgba(93,13,8,.22);
  color: inherit;
  text-decoration: none;
  padding: 10px 14px;
  cursor: pointer;
  font-size: 12px;
}
.text-button:hover, .switch-button:hover { background: rgba(255,255,255,.14); }

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  grid-template-columns: minmax(280px, .82fr) minmax(540px, 1.45fr);
  align-items: center;
  gap: clamp(24px, 5vw, 92px);
  padding: 128px clamp(24px, 6vw, 112px) 80px;
  color: var(--paper-light);
  background:
    radial-gradient(circle at 24% 42%, rgba(255,195,105,.15), transparent 20rem),
    linear-gradient(130deg, #8b2117 0%, #b72c1f 54%, #78160f 100%);
  overflow: hidden;
}
.hero::after {
  content: "石家庄";
  position: absolute;
  left: -1vw;
  bottom: -4vw;
  font-family: var(--serif);
  font-size: clamp(100px, 20vw, 330px);
  font-weight: 900;
  line-height: .7;
  color: rgba(255,239,205,.045);
  writing-mode: vertical-rl;
  pointer-events: none;
  z-index: 0;
}
.hero-copy { position: relative; z-index: 4; align-self: end; padding-bottom: 9vh; }
.eyebrow { margin: 0 0 24px; font-size: 11px; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; }
.hero h1 { margin: 0; font-family: var(--serif); font-size: clamp(76px, 9vw, 152px); line-height: .78; letter-spacing: -.08em; }
.hero h1 span, .hero h1 strong { display: block; }
.hero h1 strong { margin-left: .78em; color: #f1c967; font-weight: 900; }
.hero-lead { margin: 42px 0 0 1.2em; font-family: var(--serif); font-size: clamp(18px, 1.7vw, 28px); line-height: 1.75; letter-spacing: .1em; }
.scroll-cue { display: inline-flex; gap: 16px; align-items: center; margin: 36px 0 0 1.8em; text-decoration: none; font-size: 12px; letter-spacing: .12em; }
.scroll-cue i { width: 54px; height: 1px; background: currentColor; position: relative; }
.scroll-cue i::after { content: ""; position: absolute; right: 0; top: -3px; width: 7px; height: 7px; border-right: 1px solid; border-top: 1px solid; transform: rotate(45deg); }
.hero-poster { position: relative; z-index: 2; margin: 0; align-self: center; transform: translateY(var(--parallax-y, 0)) rotate(2.2deg); filter: drop-shadow(0 36px 45px rgba(51,5,3,.4)); }
.hero-poster::before { content: ""; position: absolute; inset: -12px; border: 1px solid rgba(255,230,176,.6); z-index: -1; }
.hero-poster img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.hero-poster figcaption { position: absolute; right: 0; bottom: -30px; font-size: 9px; letter-spacing: .18em; opacity: .72; }
.hero-stats { position: absolute; z-index: 5; right: clamp(24px, 6vw, 112px); bottom: 26px; display: flex; color: #fff2d2; }
.hero-stats p { min-width: 112px; margin: 0; padding: 0 18px; border-left: 1px solid rgba(255,255,255,.33); }
.hero-stats strong { display: block; font-family: var(--serif); font-size: 24px; }
.hero-stats span { display: block; margin-top: 5px; font-size: 10px; letter-spacing: .18em; opacity: .72; }
.ribbon { position: absolute; z-index: 1; border: clamp(20px, 3.5vw, 62px) solid rgba(31,126,112,.68); border-left-color: transparent; border-radius: 50%; pointer-events: none; }
.ribbon-one { width: 60vw; height: 34vw; right: -18vw; top: -18vw; transform: rotate(15deg); }
.ribbon-two { width: 52vw; height: 21vw; left: 12vw; bottom: -15vw; border-color: rgba(248,193,79,.24); transform: rotate(-12deg); }

.story-section { position: relative; padding: clamp(92px, 12vw, 180px) clamp(24px, 8vw, 140px); overflow: hidden; }
.story-section::before { content: ""; position: absolute; inset: 8% auto auto -8%; width: 28vw; height: 28vw; border: 1px solid rgba(182,40,28,.22); border-radius: 50%; box-shadow: inset 0 0 0 60px rgba(182,40,28,.03); }
.section-kicker { display: flex; align-items: center; gap: 18px; color: var(--vermilion); }
.section-kicker span { display: grid; place-items: center; width: 62px; height: 62px; color: var(--paper-light); background: var(--vermilion); font-family: var(--serif); font-size: 13px; letter-spacing: .15em; }
.section-kicker p { font-size: 10px; letter-spacing: .28em; }
.story-heading { display: grid; grid-template-columns: minmax(400px, .9fr) minmax(300px, .7fr); gap: 10vw; align-items: end; margin: 72px 0 110px; }
.story-heading h2, .visit-title h2, .share-copy h2, .artifact-intro h2 { margin: 0; font-family: var(--serif); font-size: clamp(48px, 6.4vw, 102px); font-weight: 900; line-height: 1.15; letter-spacing: -.06em; }
.story-heading p { margin: 0; max-width: 600px; font-size: 17px; line-height: 2; color: var(--muted); }
.story-pair { display: grid; grid-template-columns: 1fr 150px 1fr; gap: 34px; align-items: center; }
.story-card { min-height: 460px; padding: clamp(32px, 4vw, 62px); color: var(--paper-light); background: var(--vermilion); position: relative; overflow: hidden; }
.story-card::after { content: "龙"; position: absolute; right: -6%; bottom: -16%; font-family: var(--serif); font-size: 240px; opacity: .06; }
.story-card-han { margin-top: 150px; color: var(--ink); background: #d9b465; }
.story-card-han::after { content: "汉"; }
.story-era { display: inline-grid; place-items: center; width: 66px; height: 66px; border: 1px solid currentColor; font-family: var(--serif); font-weight: 700; }
.story-year { margin: 32px 0 16px; font-size: 11px; letter-spacing: .12em; opacity: .72; }
.story-card h3 { margin: 0 0 28px; font-family: var(--serif); font-size: clamp(30px, 3vw, 46px); line-height: 1.45; }
.story-card > p:last-child { max-width: 420px; line-height: 1.9; opacity: .85; }
.time-bridge { display: flex; flex-direction: column; align-items: center; gap: 14px; font-family: var(--serif); font-size: 11px; letter-spacing: .12em; color: var(--muted); }
.time-bridge span { width: 1px; height: 78px; background: var(--line); }
.time-bridge b { writing-mode: vertical-rl; font-weight: 500; }
.civilization-scale { margin-top: 100px; padding-top: 34px; border-top: 1px solid var(--line); display: grid; grid-template-columns: 1.3fr repeat(3, 1fr) auto; gap: 28px; align-items: end; }
.civilization-scale p { margin: 0; font-family: var(--serif); font-size: 19px; }
.civilization-scale div strong, .civilization-scale div span { display: block; }
.civilization-scale div strong { font-family: var(--serif); font-size: 24px; color: var(--vermilion); }
.civilization-scale div span { margin-top: 5px; color: var(--muted); font-size: 11px; letter-spacing: .18em; }
.civilization-scale a { font-size: 12px; text-underline-offset: 5px; }

.artifacts-section { position: relative; background: #8c2118; color: var(--paper-light); }
.artifact-intro { min-height: 82svh; display: flex; flex-direction: column; justify-content: center; align-items: flex-start; padding: 120px clamp(24px, 10vw, 172px); background: linear-gradient(135deg, #77160f, #a9271c); }
.artifact-intro h2 { font-size: clamp(58px, 8vw, 126px); }
.artifact-intro > p:last-child { max-width: 600px; margin-top: 42px; font-family: var(--serif); font-size: 18px; line-height: 2; color: rgba(255,245,222,.76); }
.chapter-rail {
  position: sticky;
  z-index: 20;
  top: 50%;
  width: 48px;
  margin: 0 0 -214px 20px;
  padding: 14px 8px;
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(77,15,10,.42);
  box-shadow: 0 14px 28px rgba(54,7,4,.16);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  transform: translateY(-50%);
}
.chapter-rail > span {
  display: block;
  margin: 0 auto 14px;
  writing-mode: vertical-rl;
  font-size: 9px;
  line-height: 1;
  letter-spacing: .22em;
  opacity: .62;
}
.chapter-rail [data-chapter-nav] { display: grid; gap: 8px; }
.chapter-rail a {
  position: relative;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid rgba(255,255,255,.28);
  text-decoration: none;
  font-family: var(--serif);
  font-size: 10px;
  line-height: 1;
  opacity: .62;
  transition: color .2s ease, background .2s ease, border-color .2s ease, opacity .2s ease;
}
.chapter-rail a b {
  position: absolute;
  top: 50%;
  left: calc(100% + 10px);
  z-index: 2;
  width: max-content;
  max-width: 210px;
  padding: 8px 10px;
  overflow: hidden;
  border: 1px solid rgba(242,202,112,.42);
  background: rgba(54,11,8,.94);
  box-shadow: 0 10px 24px rgba(42,6,4,.24);
  color: #fff4d8;
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: .04em;
  text-overflow: ellipsis;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate(-5px, -50%);
  transition: opacity .18s ease, transform .18s ease, visibility .18s ease;
}
.chapter-rail a:hover,
.chapter-rail a:focus-visible { opacity: 1; }
.chapter-rail a:hover b,
.chapter-rail a:focus-visible b {
  opacity: 1;
  visibility: visible;
  transform: translate(0, -50%);
}
.chapter-rail a.is-active { color: #5e160f; background: #f2ca70; border-color: #f2ca70; opacity: 1; }
.artifact-roll { position: relative; counter-reset: artifact; }
.artifact-chapter {
  --accent: #d8b05e;
  min-height: 100svh;
  display: grid;
  grid-template-columns: minmax(360px, .86fr) minmax(420px, 1.1fr);
  align-items: center;
  gap: clamp(46px, 8vw, 140px);
  padding: 100px clamp(44px, 10vw, 170px);
  border-top: 1px solid rgba(255,255,255,.16);
  overflow: hidden;
  position: relative;
  counter-increment: artifact;
}
.artifact-chapter:nth-child(even) { background: #761a13; }
.artifact-chapter:nth-child(odd) { background: #97241a; }
.artifact-chapter:nth-child(even) .artifact-chapter__visual { order: 2; }
.artifact-chapter:nth-child(even) .artifact-chapter__copy { order: 1; }
.artifact-chapter__index { position: absolute; z-index: 4; top: clamp(46px, 7vw, 100px); left: clamp(18px, 4vw, 64px); display: grid; place-items: center; width: 60px; height: 60px; border: 2px solid var(--accent); color: var(--accent); font-family: var(--serif); font-size: 19px; }
.artifact-chapter__visual { position: relative; margin: 0; }
.artifact-chapter__visual::before { content: ""; position: absolute; inset: -24px 24px 24px -24px; border: 1px solid var(--accent); opacity: .7; }
.artifact-chapter__visual::after { content: counter(artifact, decimal-leading-zero); position: absolute; right: -5vw; bottom: -8vw; z-index: 0; font-family: var(--serif); font-size: clamp(150px, 20vw, 350px); font-weight: 900; line-height: 1; color: rgba(255,255,255,.04); }
.artifact-chapter__visual img { position: relative; z-index: 1; width: 100%; height: min(70svh, 720px); object-fit: cover; object-position: var(--focus, 50% 50%); clip-path: polygon(0 4%, 94% 0, 100% 92%, 7% 100%); filter: saturate(.92) contrast(1.04); }
.artifact-chapter__visual--official img { object-fit: contain; clip-path: none; padding: clamp(32px, 5vw, 78px); background: radial-gradient(circle at 50% 44%, rgba(246,222,167,.24), rgba(48,8,5,.18) 70%); filter: drop-shadow(0 24px 25px rgba(24,5,3,.3)); }
.artifact-chapter__visual figcaption { position: relative; z-index: 2; display: flex; justify-content: space-between; gap: 18px; margin-top: 22px; font-size: 9px; line-height: 1.6; letter-spacing: .12em; color: rgba(255,244,218,.6); }
.artifact-chapter__visual figcaption a { color: var(--accent); text-underline-offset: 5px; }
.artifact-chapter__copy h3 { margin: 0; max-width: 640px; font-family: var(--serif); font-size: clamp(42px, 5.4vw, 86px); line-height: 1.2; letter-spacing: -.04em; }
.artifact-meta { display: flex; flex-wrap: wrap; gap: 10px 28px; margin: 28px 0 0; color: rgba(255,245,223,.72); font-size: 12px; }
.artifact-meta { margin-bottom: 24px; }
.artifact-lead { max-width: 620px; margin: 34px 0 0; font-family: var(--serif); font-size: clamp(17px, 1.5vw, 23px); line-height: 1.9; color: rgba(255,248,230,.92); }
.artifact-detail { max-width: 620px; margin: 22px 0 0; font-size: 14px; line-height: 2; color: rgba(255,248,230,.66); }
.artifact-foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; max-width: 620px; margin-top: 34px; padding: 18px 0; border-top: 1px solid rgba(255,255,255,.18); }
.artifact-foot > span { color: var(--accent); font-family: var(--serif); font-size: 14px; letter-spacing: .1em; }
.artifact-foot a { color: var(--accent); font-size: 11px; text-underline-offset: 6px; }

.visit-section { padding: clamp(100px, 12vw, 190px) clamp(24px, 8vw, 140px); background: var(--paper-light); }
.visit-title { display: grid; grid-template-columns: .5fr 1fr; align-items: start; margin-bottom: 80px; }
.visit-title h2 { grid-column: 2; }
.visit-title .eyebrow { color: var(--vermilion); }
.visit-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 0; border: 1px solid var(--line); }
.visit-primary { min-height: 440px; padding: clamp(34px, 5vw, 70px); color: var(--paper-light); background: var(--jade); }
.visit-primary > span { font-size: 10px; letter-spacing: .2em; opacity: .7; }
.visit-primary > strong { display: block; margin: 58px 0 20px; font-family: var(--serif); font-size: clamp(44px, 5vw, 76px); line-height: 1; }
.visit-primary p { line-height: 1.9; opacity: .8; }
.visit-primary a { display: inline-block; margin-top: 48px; text-underline-offset: 7px; }
.visit-details { display: flex; flex-direction: column; justify-content: space-between; padding: clamp(34px, 5vw, 70px); background: #f2e5ca; }
.visit-details dl { margin: 0; }
.visit-details dl div { display: grid; grid-template-columns: 88px 1fr; gap: 18px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.visit-details dt { color: var(--vermilion); font-size: 11px; font-weight: 700; letter-spacing: .18em; }
.visit-details dd { margin: 0; font-family: var(--serif); font-size: 17px; line-height: 1.7; }
.update-note { margin: 32px 0 0; color: var(--muted); font-size: 12px; line-height: 1.8; }

.share-section { display: grid; grid-template-columns: 1.3fr .7fr; gap: 8vw; align-items: center; min-height: 80svh; padding: 110px clamp(24px, 8vw, 140px); color: var(--paper-light); background: var(--deep-red); }
.share-copy h2 { font-size: clamp(52px, 6.7vw, 108px); color: #efc868; }
.share-copy > p:not(.eyebrow) { max-width: 650px; margin: 38px 0; font-family: var(--serif); font-size: 17px; line-height: 2; color: rgba(255,245,224,.76); }
.share-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.primary-button, .secondary-button { padding: 15px 22px; border: 1px solid #e6be64; text-decoration: none; cursor: pointer; }
.primary-button { color: var(--deep-red); background: #e6be64; }
.secondary-button { color: #f5e6c4; background: transparent; }
.primary-button:hover, .secondary-button:hover { transform: translateY(-2px); }
.qr-card { margin: 0; padding: 26px; color: var(--ink); background: var(--paper-light); box-shadow: 18px 18px 0 rgba(212,159,60,.25); }
.qr-frame { padding: 18px; background: #fff; }
.qr-frame img { width: 100%; aspect-ratio: 1; }
.qr-card figcaption { display: flex; justify-content: space-between; align-items: end; gap: 12px; margin-top: 18px; }
.qr-card figcaption strong, .qr-card figcaption span { display: block; }
.qr-card figcaption strong { font-family: var(--serif); }
.qr-card figcaption span { color: var(--muted); font-size: 9px; letter-spacing: .1em; }

.site-footer { padding: 48px clamp(24px, 8vw, 140px); color: rgba(255,247,231,.76); background: #32100d; display: grid; grid-template-columns: 1fr auto; gap: 24px 50px; font-size: 11px; line-height: 1.8; }
.site-footer strong { font-family: var(--serif); color: #fff4d9; font-size: 17px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 18px; }
.footer-links a { text-underline-offset: 5px; }
.disclaimer { grid-column: 1 / -1; margin: 0; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.13); }
.toast { position: fixed; z-index: 120; left: 50%; bottom: 26px; padding: 12px 18px; color: #fff; background: #28110e; transform: translate(-50%, 20px); opacity: 0; pointer-events: none; transition: .25s ease; }
.toast.is-visible { opacity: 1; transform: translate(-50%, 0); }

.reveal { opacity: 1; transform: none; }
@media (prefers-reduced-motion: no-preference) {
  .reveal:not(.is-visible) { opacity: 0; transform: translateY(34px); }
  .reveal { transition: opacity .8s ease, transform .8s cubic-bezier(.2,.8,.2,1); }
  .hero-poster { animation: poster-enter 1.1s .1s both cubic-bezier(.2,.8,.2,1); }
  @keyframes poster-enter { from { opacity: 0; transform: translateY(50px) rotate(5deg); } }
}

@media (max-width: 980px) {
  .site-header { grid-template-columns: 1fr auto; }
  .primary-nav { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 122px; align-content: start; }
  .hero-copy { align-self: auto; padding: 0; }
  .hero-poster { width: 82%; margin-left: auto; }
  .hero-stats { left: 24px; right: auto; }
  .story-heading { grid-template-columns: 1fr; gap: 30px; }
  .story-pair { grid-template-columns: 1fr; }
  .time-bridge { flex-direction: row; }
  .time-bridge span { width: 60px; height: 1px; }
  .time-bridge b { writing-mode: horizontal-tb; }
  .story-card-han { margin-top: 0; }
  .civilization-scale { grid-template-columns: repeat(3, 1fr); }
  .civilization-scale > p, .civilization-scale > a { grid-column: 1 / -1; }
  .artifact-chapter { grid-template-columns: 1fr; min-height: auto; }
  .artifact-chapter:nth-child(even) .artifact-chapter__visual, .artifact-chapter:nth-child(even) .artifact-chapter__copy { order: initial; }
  .artifact-chapter__visual img { height: min(65svh, 680px); }
  .chapter-rail { display: none; }
  .visit-title { grid-template-columns: 1fr; }
  .visit-title h2 { grid-column: 1; }
  .share-section { grid-template-columns: 1fr; }
  .qr-card { width: min(430px, 100%); }
}

@media (max-width: 640px) {
  .site-header { min-height: 70px; padding: 12px 18px; }
  .wordmark span { font-size: 14px; }
  .wordmark small { font-size: 6px; }
  .text-button { display: none; }
  .switch-button { padding: 9px 10px; font-size: 10px; }
  .hero { min-height: 100svh; padding: 104px 18px 108px; gap: 42px; }
  .hero h1 { font-size: clamp(68px, 23vw, 94px); }
  .hero-lead { margin-left: 0; font-size: 17px; }
  .scroll-cue { margin-left: 0; }
  .hero-poster { position: absolute; z-index: 3; right: -22%; bottom: 88px; width: 92%; margin: 0; transform: translateY(var(--parallax-y, 0)) rotate(2deg); box-shadow: 0 24px 50px rgba(77,7,4,.34); }
  .hero-poster figcaption { display: none; }
  .hero-stats { bottom: 18px; left: 18px; right: 18px; justify-content: space-between; }
  .hero-stats p { min-width: 0; padding: 0 9px; }
  .hero-stats strong { font-size: 17px; }
  .story-section { padding: 84px 18px; }
  .section-kicker span { width: 54px; height: 54px; }
  .story-heading { margin: 54px 0 70px; }
  .story-heading h2, .visit-title h2, .share-copy h2, .artifact-intro h2 { font-size: 43px; }
  .story-heading p { font-size: 15px; }
  .story-card { min-height: 390px; padding: 32px 24px; }
  .story-card h3 { font-size: 30px; }
  .civilization-scale { gap: 24px 10px; }
  .civilization-scale div strong { font-size: 18px; }
  .artifact-intro { min-height: 72svh; padding: 88px 18px; }
  .artifact-intro > p:last-child { font-size: 15px; }
  .artifact-chapter { gap: 48px; padding: 78px 18px; }
  .artifact-chapter__index { top: 32px; left: 18px; width: 48px; height: 48px; }
  .artifact-chapter__visual { margin: 0 14px; }
  .artifact-chapter__visual img { height: 58svh; min-height: 430px; }
  .artifact-chapter__visual--official img { padding: 34px 24px; }
  .artifact-chapter__visual figcaption { flex-direction: column; gap: 8px; }
  .artifact-chapter__copy h3 { font-size: 42px; }
  .visit-section { padding: 84px 18px; }
  .visit-title { margin-bottom: 48px; }
  .visit-grid { grid-template-columns: 1fr; }
  .visit-primary { min-height: 390px; }
  .visit-details dl div { grid-template-columns: 66px 1fr; }
  .share-section { min-height: auto; padding: 90px 18px; }
  .share-actions { display: grid; grid-template-columns: 1fr 1fr; }
  .primary-button { grid-column: 1 / -1; }
  .primary-button, .secondary-button { text-align: center; }
  .qr-card { padding: 18px; }
  .site-footer { grid-template-columns: 1fr; padding: 42px 18px; }
  .disclaimer { grid-column: 1; }
}

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