/* ==========================================================================
   乐投游艺 · 共享站点样式 /assets/site.css
   1 reset · 2 变量 · 3 排版 · 4 通用组件 · 5 页头 · 6 页脚 · 7 响应式 · 8 动效降级
   ========================================================================== */

/* ---------- 1. Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }
body, h1, h2, h3, h4, p, ul, ol, li, figure, blockquote, dl, dd { margin: 0; }
ul[class], ol[class] { list-style: none; padding: 0; }
img, svg, video { display: block; max-width: 100%; }
button { font: inherit; color: inherit; }
a { color: inherit; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid #E0A32E; outline-offset: 2px; }

/* ---------- 2. 变量 ---------- */
:root {
  --red: #B3172B;
  --red-deep: #7C0F1E;
  --red-bright: #D8434F;
  --gold: #E0A32E;
  --gold-soft: #F2CE7B;
  --green: #12362E;
  --blue: #1F5C7A;
  --paper: #F5EDE3;
  --ink: #17120F;
  --muted: #5A5148;

  --font-display: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: var(--font-display);
  --font-mono: ui-monospace, "SFMono-Regular", "Menlo", "Consolas", monospace;

  --wrap: 1280px;
  --gutter: clamp(16px, 4vw, 40px);
  --cut: 12px;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

/* ---------- 3. 排版 ---------- */
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink);
  background-color: var(--paper);
  min-height: 100vh;
}
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.16;
  color: var(--ink);
}
h1 { font-size: clamp(30px, 5vw, 56px); }
h2 { font-size: clamp(24px, 3.4vw, 40px); }
h3 { font-size: clamp(19px, 2.2vw, 28px); }
p { font-size: 16px; }
strong { font-weight: 800; }
.num { font-variant-numeric: tabular-nums; font-family: var(--font-mono); letter-spacing: 0.02em; }
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--ink);
  background: var(--gold);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%);
}
#main-content { display: block; scroll-margin-top: 132px; }

/* ---------- 4. 通用组件 ---------- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.section { padding-block: clamp(40px, 6vw, 80px); }
.section--dark { background: var(--green); color: rgba(245, 237, 227, 0.88); }
.section--dark h1, .section--dark h2, .section--dark h3 { color: var(--paper); }
.section--red { background: var(--red-deep); color: rgba(245, 237, 227, 0.9); }
.section--red h1, .section--red h2, .section--red h3 { color: var(--paper); }
.section__head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 10px 20px; margin-bottom: clamp(20px, 3vw, 36px); }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.2em;
  color: var(--red);
}
.eyebrow::before { content: ""; width: 22px; height: 3px; background: currentColor; }
.section--dark .eyebrow, .section--red .eyebrow { color: var(--gold); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 24px;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.01em;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  transition: transform 180ms var(--ease), background-color 180ms var(--ease), color 180ms var(--ease), box-shadow 180ms var(--ease);
}
.btn:hover { transform: translateY(-4px); }
.btn--solid { background: var(--red); color: var(--paper); box-shadow: inset 0 -4px 0 var(--red-deep); }
.btn--solid:hover { background: var(--red-bright); }
.btn--gold { background: var(--gold); color: var(--ink); box-shadow: inset 0 -4px 0 rgba(124, 15, 30, 0.35); }
.btn--ghost { background: transparent; border-color: currentColor; color: var(--green); }
.section--dark .btn--ghost, .section--red .btn--ghost { color: var(--paper); }
.btn--ghost:hover { background: rgba(224, 163, 46, 0.16); }

.breadcrumb { padding-block: 14px; font-size: 14px; color: var(--muted); }
.breadcrumb__list { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.breadcrumb__item { display: inline-flex; align-items: center; gap: 8px; }
.breadcrumb__item + .breadcrumb__item::before { content: "/"; color: rgba(90, 81, 72, 0.55); }
.breadcrumb__link { color: var(--blue); text-decoration: none; border-bottom: 1px solid transparent; }
.breadcrumb__link:hover { border-bottom-color: currentColor; }
.breadcrumb__current { color: var(--ink); font-weight: 700; }

.grid { display: grid; gap: clamp(16px, 2.4vw, 28px); }
.grid--split { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
.grid--split-rev { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
.grid--cards { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.grid--offset > *:nth-child(even) { transform: translateY(32px); }

.ticket {
  position: relative;
  display: block;
  padding: 18px;
  background: #FBF6F0;
  border: 1px solid rgba(23, 18, 15, 0.14);
  color: var(--ink);
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
  transition: transform 180ms var(--ease), box-shadow 180ms var(--ease), border-color 180ms var(--ease);
}
.ticket:hover { transform: translateY(-4px); border-color: var(--red); box-shadow: inset 0 -4px 0 var(--red); }
.ticket__num { font-family: var(--font-mono); font-size: 12px; font-weight: 700; color: var(--red); letter-spacing: 0.08em; }

.media-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--red-deep);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}
.media-frame > img,
.media-frame > picture > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 220ms var(--ease);
}
.media-frame:hover > img,
.media-frame:hover > picture > img { transform: scale(1.03); }
.media-frame--wide { aspect-ratio: 16 / 9; }
.media-frame--square { aspect-ratio: 1 / 1; }
.media-frame--tall { aspect-ratio: 3 / 4; }
.media-frame--placeholder {
  background-image:
    radial-gradient(120% 120% at 20% 0%, rgba(224, 163, 46, 0.45), transparent 60%),
    repeating-linear-gradient(90deg, rgba(245, 237, 227, 0.12) 0 1px, transparent 1px 18px),
    linear-gradient(160deg, var(--red), var(--red-deep));
}
.media-frame__caption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 12px 14px;
  font-size: 13px;
  color: var(--paper);
  background: linear-gradient(180deg, transparent, rgba(23, 18, 15, 0.82));
}

/* ---------- 5. 页头 ---------- */
.skip-link {
  position: fixed;
  left: 12px;
  top: -80px;
  z-index: 300;
  padding: 12px 20px;
  font-weight: 800;
  text-decoration: none;
  color: var(--paper);
  background: var(--green);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  transition: top 180ms var(--ease);
}
.skip-link:focus { top: 12px; }

.site-header { position: sticky; top: 0; z-index: 120; }

.header-progress { position: relative; height: 3px; background: rgba(23, 18, 15, 0.32); overflow: hidden; }
.header-progress__bar {
  display: block;
  height: 100%;
  width: 100%;
  transform: scaleX(0);
  transform-origin: left center;
  background: linear-gradient(90deg, var(--gold), var(--red-bright));
  transition: transform 90ms linear;
}

.masthead {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
  padding: 18px var(--gutter);
  color: var(--paper);
  background-color: var(--red);
  background-image:
    radial-gradient(120% 190% at 12% -40%, rgba(224, 163, 46, 0.42), transparent 62%),
    radial-gradient(95% 150% at 88% -50%, rgba(216, 67, 79, 0.55), transparent 64%),
    linear-gradient(180deg, #B3172B 0%, #7C0F1E 100%);
}
.masthead::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(90deg, rgba(245, 237, 227, 0.07) 0 1px, transparent 1px 76px);
}
.masthead__domain {
  position: relative;
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: rgba(245, 237, 227, 0.74);
}
.masthead__domain::before {
  content: "";
  width: 7px; height: 7px;
  background: var(--gold);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}
.masthead__brand { position: relative; justify-self: center; }
.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--paper);
}
.wordmark__mark {
  display: grid;
  place-items: center;
  width: 42px; height: 42px;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--red-deep);
  background: var(--gold);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
  transition: background-color 180ms var(--ease);
}
.wordmark:hover .wordmark__mark { background: var(--gold-soft); }
.wordmark__text { display: flex; flex-direction: column; gap: 2px; }
.wordmark__name {
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.05;
}
.wordmark__sub {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.24em;
  color: var(--gold-soft);
  line-height: 1.2;
}
.masthead__contact { position: relative; justify-self: end; text-align: right; }
.hotline {
  display: inline-block;
  font-size: clamp(16px, 1.8vw, 20px);
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
  text-decoration: none;
  color: var(--paper);
  border-bottom: 2px solid transparent;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}
.hotline:hover { color: var(--gold-soft); border-bottom-color: var(--gold); }
.masthead__hours { font-size: 12px; letter-spacing: 0.08em; color: rgba(245, 237, 227, 0.72); }

.nav-bar {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px var(--gutter);
  background: var(--paper);
  border-bottom: 2px solid rgba(23, 18, 15, 0.16);
  box-shadow: 0 1px 0 rgba(179, 23, 43, 0.28);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  font-size: 14px;
  font-weight: 800;
  color: var(--ink);
  background: transparent;
  border: 2px solid rgba(23, 18, 15, 0.2);
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}
.nav-toggle:hover { border-color: var(--red); color: var(--red-deep); }
.nav-toggle__bars { position: relative; display: block; width: 18px; height: 2px; background: currentColor; }
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px; height: 2px;
  background: currentColor;
  transition: transform 180ms var(--ease), top 180ms var(--ease);
}
.nav-toggle__bars::before { top: -6px; }
.nav-toggle__bars::after { top: 6px; }
.site-header[data-open="true"] .nav-toggle__bars { background: transparent; }
.site-header[data-open="true"] .nav-toggle__bars::before { top: 0; transform: rotate(45deg); }
.site-header[data-open="true"] .nav-toggle__bars::after { top: 0; transform: rotate(-45deg); }
.nav-toggle__label { white-space: nowrap; }

.primary-nav { flex: 1 1 auto; min-width: 0; }
.nav-track {
  display: flex;
  align-items: stretch;
  gap: 6px;
  counter-reset: navitem;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
  scrollbar-color: rgba(179, 23, 43, 0.5) transparent;
  padding-block: 4px 6px;
  padding-inline-end: 28px;
}
.nav-track::-webkit-scrollbar { height: 4px; }
.nav-track::-webkit-scrollbar-thumb { background: rgba(179, 23, 43, 0.45); }
.nav-track__item { display: flex; flex: 0 0 auto; scroll-snap-align: start; counter-increment: navitem; }
.nav-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -0.01em;
  white-space: nowrap;
  text-decoration: none;
  color: var(--ink);
  background: transparent;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  transition: background-color 180ms var(--ease), color 180ms var(--ease), transform 180ms var(--ease), box-shadow 180ms var(--ease);
}
.nav-link::before {
  content: counter(navitem, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--muted);
  transition: color 180ms var(--ease);
}
.nav-link:hover { background: rgba(179, 23, 43, 0.1); color: var(--red-deep); transform: translateY(-2px); }
.nav-link:hover::before { color: var(--red); }
.nav-link[aria-current="page"] {
  background: var(--red);
  color: var(--paper);
  box-shadow: inset 0 -3px 0 var(--gold);
}
.nav-link[aria-current="page"]::before { color: var(--gold-soft); }

.start-guide { position: relative; margin-left: auto; flex: 0 0 auto; }
.start-guide__btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: -0.01em;
  white-space: nowrap;
  color: var(--ink);
  background: var(--gold);
  border: 0;
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  transition: transform 180ms var(--ease), background-color 180ms var(--ease);
}
.start-guide__btn::after {
  content: "";
  width: 0; height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 6px solid currentColor;
  transition: transform 180ms var(--ease);
}
.start-guide__btn:hover { transform: translateY(-4px); background: var(--gold-soft); }
.start-guide__btn[aria-expanded="true"] { background: var(--gold-soft); }
.start-guide__btn[aria-expanded="true"]::after { transform: rotate(180deg); }

.start-guide__panel {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  z-index: 140;
  width: min(360px, 86vw);
  padding: 18px 20px 20px;
  color: var(--paper);
  background: var(--green);
  border: 1px solid rgba(224, 163, 46, 0.5);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  filter: drop-shadow(0 18px 30px rgba(23, 18, 15, 0.42));
}
.start-guide__title {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
  color: var(--gold);
  padding-bottom: 12px;
  margin-bottom: 6px;
  border-bottom: 1px solid rgba(245, 237, 227, 0.18);
}
.start-guide__list { display: grid; gap: 2px; }
.start-guide__item { display: block; }
.start-guide__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  color: rgba(245, 237, 227, 0.92);
  border-bottom: 1px dashed rgba(245, 237, 227, 0.14);
  transition: color 180ms var(--ease), transform 180ms var(--ease);
}
.start-guide__link:hover { color: var(--gold-soft); transform: translateX(4px); }
.start-guide__num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.06em;
}

/* ---------- 6. 页脚 ---------- */
.site-footer {
  position: relative;
  overflow: hidden;
  padding-block: clamp(40px, 6vw, 76px) 26px;
  color: rgba(245, 237, 227, 0.86);
  background-color: var(--green);
  background-image: linear-gradient(180deg, #12362E 0%, #0C2620 100%);
}
.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(90deg, rgba(245, 237, 227, 0.05) 0 1px, transparent 1px 64px);
}
.footer-glow {
  position: absolute;
  left: -10%; right: -10%; bottom: -46%;
  height: 360px;
  pointer-events: none;
  background: radial-gradient(closest-side, rgba(179, 23, 43, 0.62), rgba(179, 23, 43, 0));
}
.footer-inner { position: relative; width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
.footer-brand { padding-bottom: 22px; border-bottom: 1px solid rgba(245, 237, 227, 0.16); }
.footer-brand__link { text-decoration: none; color: var(--paper); }
.footer-brand__name {
  display: inline-block;
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.1;
  border-bottom: 3px solid var(--gold);
  padding-bottom: 4px;
}
.footer-brand__sub {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--gold-soft);
}
.footer-brand__note { margin-top: 6px; font-size: 14px; color: rgba(245, 237, 227, 0.7); }

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(22px, 3vw, 40px);
  padding-block: clamp(26px, 4vw, 44px);
}
.footer-col { min-width: 0; }
.footer-col__title {
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(224, 163, 46, 0.35);
}
.footer-links { display: grid; gap: 8px; }
.footer-links a {
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  color: rgba(245, 237, 227, 0.9);
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--ease), border-color 180ms var(--ease), transform 180ms var(--ease);
}
.footer-links a:hover { color: var(--gold-soft); border-bottom-color: var(--gold); transform: translateX(4px); }
.footer-list { display: grid; gap: 10px; font-size: 14px; color: rgba(245, 237, 227, 0.82); }
.footer-list > li { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px; }
.footer-list__label {
  flex: 0 0 auto;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--gold);
}
.copy-btn {
  padding: 3px 9px;
  font-size: 13px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--gold-soft);
  background: rgba(224, 163, 46, 0.1);
  border: 1px dashed rgba(224, 163, 46, 0.55);
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%);
  transition: background-color 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease);
}
.copy-btn:hover { background: rgba(224, 163, 46, 0.24); color: var(--paper); }
.copy-btn[data-copied="true"] { color: var(--ink); background: var(--gold); border-color: var(--gold); }

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 24px;
  padding-top: 18px;
  border-top: 1px solid rgba(245, 237, 227, 0.16);
  font-size: 13px;
  color: rgba(245, 237, 227, 0.62);
}
.footer-legal p { font-size: 13px; }

/* ---------- 7. 响应式 ---------- */
@media (max-width: 1080px) {
  .grid--split, .grid--split-rev { grid-template-columns: minmax(0, 1fr); }
  .grid--offset > *:nth-child(even) { transform: none; }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  .masthead__domain { display: none; }
  .masthead { grid-template-columns: 1fr auto; }
  .masthead__brand { justify-self: start; }
  .nav-toggle { display: inline-flex; order: 1; }
  .primary-nav { order: 3; flex-basis: 100%; }
  .start-guide { order: 2; }
  .nav-bar { flex-wrap: wrap; row-gap: 4px; }
  .nav-track { padding-inline-end: 14px; }
  .site-header[data-open="true"] .nav-track {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    overflow: visible;
    scroll-snap-type: none;
    padding-inline-end: 0;
  }
  .site-header[data-open="true"] .nav-link { justify-content: flex-start; }
  #main-content { scroll-margin-top: 168px; }
}

@media (max-width: 760px) {
  body { font-size: 15.5px; }
  .masthead { padding-block: 14px; gap: 10px; }
  .wordmark__mark { width: 36px; height: 36px; font-size: 19px; }
  .masthead__hours { display: none; }
  .hotline { font-size: 15px; }
  .start-guide__btn { padding: 9px 12px; font-size: 13px; }
  .nav-toggle { padding: 8px 12px; font-size: 13px; }
  .nav-link { padding: 10px 13px; font-size: 14px; }
  .start-guide { position: static; }
  .start-guide__panel { left: var(--gutter); right: var(--gutter); width: auto; top: calc(100% - 2px); }
  .footer-grid { grid-template-columns: minmax(0, 1fr); }
  .footer-legal { flex-direction: column; }
}

@media (max-width: 520px) {
  .nav-toggle__label { display: none; }
  .wordmark__sub { display: none; }
  .site-header[data-open="true"] .nav-track { grid-template-columns: minmax(0, 1fr); }
  .footer-brand__sub { font-size: 11px; letter-spacing: 0.08em; }
}

/* ---------- 8. 动效与可访问性降级 ---------- */
[data-reveal] { transition: opacity 400ms var(--ease), transform 400ms var(--ease); }
html[data-js="true"] [data-reveal] { opacity: 0; transform: translateY(8px); }
html[data-js="true"] [data-reveal].is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  html[data-js="true"] [data-reveal] { opacity: 1; transform: none; }
  .btn:hover, .ticket:hover, .nav-link:hover, .footer-links a:hover,
  .start-guide__link:hover, .start-guide__btn:hover { transform: none; }
  .media-frame:hover > img, .media-frame:hover > picture > img { transform: none; }
}