:root {
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", -apple-system, sans-serif;
  --font-display: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --c-blood: #E63946;
  --c-gold: #D4AF37;
  --c-night: #0A1128;
  --c-neon: #39FF14;
  --c-paper: #F1E9D2;
  --c-ink: #1A1A2E;
  --c-silver: #8D99AE;
  --c-white: #FFFFFF;
  --shadow-card: 0 14px 36px rgba(0,0,0,.28);
  --radius-card: 24px;
  --radius-pill: 100px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background:
    linear-gradient(90deg, rgba(57,255,20,.03) 0, transparent 1px) 0 0 / 72px 72px,
    radial-gradient(circle at 85% 15%, rgba(212,175,55,.12), transparent 30%),
    radial-gradient(circle at 15% 85%, rgba(230,57,70,.10), transparent 30%),
    var(--c-night);
  color: var(--c-paper);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
}

h1, h2, h3, h4 {
  margin: 0 0 .75em;
  font-family: var(--font-display);
  font-weight: 900;
  line-height: 1.1;
}

p { margin: 0 0 1em; }

ul, ol { margin: 0; padding-left: 1.25em; }

a { color: var(--c-paper); text-decoration-thickness: 1px; text-underline-offset: .2em; }

img { max-width: 100%; display: block; }

:focus-visible { outline: 3px solid var(--c-neon); outline-offset: 3px; border-radius: 4px; }
:focus:not(:focus-visible) { outline: 0; }
::selection { background: var(--c-neon); color: var(--c-night); }

body.no-scroll { overflow: hidden; }

.container {
  width: min(1240px, 92%);
  margin-inline: auto;
}

.section {
  padding-block: clamp(48px, 8vw, 96px);
  position: relative;
}

.section--tight { padding-block: clamp(28px, 4vw, 48px); }

.grid {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 2000;
  background: var(--c-neon);
  color: var(--c-night);
  padding: .75rem 1.5rem;
  border-radius: var(--radius-pill);
  font-weight: 800;
  text-decoration: none;
  transform: translateY(-160%);
  transition: transform .2s ease;
  box-shadow: 0 4px 18px rgba(57,255,20,.4);
}
.skip-link:focus-visible { transform: translateY(0); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: linear-gradient(180deg, var(--c-ink), var(--c-night));
  border-bottom: 2px solid var(--c-gold);
  box-shadow: 0 4px 20px rgba(0,0,0,.25);
}
.site-header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--c-blood) 0, var(--c-blood) 55%, var(--c-gold) 55%, var(--c-gold) 72%, var(--c-neon) 72%, var(--c-neon) 86%, var(--c-paper) 86%);
  pointer-events: none;
}
.site-header.is-shrunk {
  border-bottom-color: var(--c-neon);
  box-shadow: 0 10px 30px rgba(0,0,0,.4);
}
.site-header.is-shrunk .header-shell { min-height: 54px; padding-top: 10px; padding-bottom: 10px; }

.header-shell {
  display: flex;
  align-items: center;
  gap: 20px;
  width: min(1360px, 94%);
  margin-inline: auto;
  padding: 12px 0;
  min-height: 72px;
  transition: min-height .3s, padding .3s;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--c-paper);
  text-decoration: none;
}
.brand-icon {
  display: grid;
  place-items: center;
  min-width: 46px;
  height: 46px;
  padding: 0 10px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--c-blood), var(--c-gold));
  color: var(--c-white);
  font-size: 1.35rem;
  font-weight: 900;
  font-style: italic;
  transform: rotate(-8deg);
  box-shadow: 0 0 0 3px rgba(212,175,55,.3), 0 6px 14px rgba(0,0,0,.3);
  transition: min-width .3s, height .3s, font-size .3s, border-radius .3s;
}
.site-header.is-shrunk .brand-icon { min-width: 36px; height: 36px; font-size: 1rem; border-radius: 12px; }
.brand-copy { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name { font-size: 1.45rem; font-weight: 900; letter-spacing: .02em; font-style: italic; }
.site-header.is-shrunk .brand-name { font-size: 1.1rem; }
.brand-slogan { font-size: .68rem; color: var(--c-silver); letter-spacing: .12em; text-transform: uppercase; }

.main-nav {
  display: flex;
  align-items: center;
  margin-inline-start: auto;
}
.nav-list {
  display: flex;
  align-items: center;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: 4px;
}
.nav-item { margin: 0; }
.nav-link {
  display: block;
  padding: .55rem 1rem;
  border-radius: var(--radius-pill);
  color: var(--c-paper);
  text-decoration: none;
  font-weight: 800;
  font-size: .92rem;
  line-height: 1.2;
  white-space: nowrap;
  border: 1px solid transparent;
  transition: background .2s, border-color .2s, color .2s, transform .2s;
}
.nav-link:hover { color: var(--c-neon); background: rgba(57,255,20,.07); border-color: rgba(57,255,20,.35); }
.nav-link[aria-current="page"] { background: var(--c-blood); color: var(--c-white); border-color: var(--c-blood); box-shadow: 0 0 0 4px rgba(230,57,70,.22); }

.header-actions { display: flex; align-items: center; gap: 10px; }
.nav-extra { display: none; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  border-radius: var(--radius-pill);
  padding: .64rem 1.25rem;
  font-size: .9rem;
  font-weight: 800;
  letter-spacing: .04em;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .2s, box-shadow .2s, background .2s, border-color .2s;
}
.btn-download { background: var(--c-neon); color: var(--c-night); border-color: var(--c-neon); box-shadow: 0 0 18px rgba(57,255,20,.3); }
.btn-download:hover { transform: translateY(-2px); box-shadow: 0 0 28px rgba(57,255,20,.5); }
.btn-member { background: var(--c-gold); color: var(--c-night); border-color: var(--c-gold); }
.btn-member:hover { transform: translateY(-2px); box-shadow: 0 0 22px rgba(212,175,55,.45); }
.btn-badge { font-size: .65rem; font-weight: 900; background: var(--c-blood); color: var(--c-white); border-radius: var(--radius-pill); padding: .1rem .5rem; letter-spacing: .02em; }

.nav-toggle {
  display: none;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--c-ink), var(--c-night));
  border: 1px solid rgba(241,233,210,.25);
  border-radius: var(--radius-pill);
  padding: 8px 14px;
  color: var(--c-paper);
  cursor: pointer;
  margin-inline-start: auto;
  transition: border-color .2s, background .2s;
}
.nav-toggle:hover { border-color: var(--c-neon); }
.nav-toggle-box { display: flex; flex-direction: column; width: 18px; }
.nav-toggle-line { display: block; width: 18px; height: 2px; background: currentColor; border-radius: 2px; margin: 2px 0; transition: transform .25s, opacity .25s; }
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.nav-toggle-text { font-size: .8rem; font-weight: 800; }

.header-sideline { position: absolute; left: 0; right: 0; bottom: -3px; height: 3px; background: rgba(241,233,210,.12); pointer-events: none; }
.header-sideline-fill { display: block; width: 0%; height: 100%; background: linear-gradient(90deg, var(--c-blood), var(--c-gold), var(--c-neon)); box-shadow: 0 0 12px rgba(57,255,20,.6); }

.site-footer {
  position: relative;
  margin-top: clamp(60px, 8vw, 100px);
  background:
    radial-gradient(circle at 10% 100%, rgba(230,57,70,.14), transparent 38%),
    radial-gradient(circle at 90% 0%, rgba(57,255,20,.08), transparent 30%),
    var(--c-ink);
  border-top: 1px solid rgba(212,175,55,.4);
  color: var(--c-silver);
}
.site-footer::before {
  content: "";
  display: block;
  height: 6px;
  background: linear-gradient(90deg, var(--c-neon) 0, var(--c-neon) 14%, var(--c-gold) 14%, var(--c-gold) 28%, var(--c-blood) 28%, var(--c-blood) 42%, var(--c-paper) 42%, var(--c-paper) 56%, var(--c-blood) 56%, var(--c-blood) 70%, var(--c-gold) 70%, var(--c-gold) 84%, var(--c-neon) 84%);
}
.footer-shell {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1.3fr;
  gap: clamp(28px, 5vw, 64px);
  width: min(1360px, 94%);
  margin-inline: auto;
  padding: 56px 0 40px;
}
.footer-brand .brand { margin-bottom: 14px; }
.footer-trust { max-width: 36ch; margin-top: 14px; font-size: .9rem; line-height: 1.7; }
.footer-nav, .footer-contact { font-size: .95rem; }
.footer-title {
  color: var(--c-paper);
  font-size: 1.05rem;
  margin: 0 0 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--c-gold);
  display: inline-block;
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, auto));
  gap: 8px 22px;
  justify-content: start;
}
.footer-link {
  color: var(--c-silver);
  text-decoration: none;
  padding: .2rem 0;
  transition: color .2s, border-color .2s;
  border-bottom: 1px solid transparent;
}
.footer-link:hover { color: var(--c-paper); border-bottom-color: var(--c-neon); }
.footer-link[aria-current="page"] { color: var(--c-neon); }
.contact-list { list-style: none; padding: 0; margin: 0 0 14px; display: grid; gap: 8px; }
.contact-label { display: block; font-size: .72rem; font-weight: 800; letter-spacing: .08em; color: var(--c-gold); text-transform: uppercase; }
.contact-value { color: var(--c-paper); }
.footer-legal-links { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 10px; }
.footer-legal-links .footer-link { font-weight: 700; color: var(--c-paper); }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 20px;
  width: min(1360px, 94%);
  margin-inline: auto;
  padding: 18px 0;
  font-size: .85rem;
  color: var(--c-silver);
  justify-content: space-between;
  border-top: 1px solid rgba(241,233,210,.15);
}
.copyright { color: var(--c-paper); }
.footer-icp { color: var(--c-silver); }

.breadcrumbs { display: flex; flex-wrap: wrap; gap: 6px 0; list-style: none; padding: 0; margin: 0 0 24px; font-size: .9rem; }
.breadcrumbs li { display: inline-flex; align-items: center; }
.breadcrumbs li + li::before { content: "/"; margin: 0 10px; color: var(--c-silver); }
.breadcrumb-link { color: var(--c-silver); text-decoration: none; }
.breadcrumb-link:hover, .breadcrumb-link[aria-current="page"] { color: var(--c-neon); }

.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-bottom: 28px; }
.section-kicker { display: inline-flex; align-items: center; gap: 8px; color: var(--c-neon); font-size: .85rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; margin-bottom: 10px; }
.section-kicker::before { content: ""; width: 14px; height: 3px; background: var(--c-blood); transform: skewX(-30deg); }
.section-title { font-size: clamp(1.8rem, 4vw, 3.25rem); font-weight: 900; font-style: italic; letter-spacing: -.02em; line-height: .95; color: var(--c-paper); margin: 0; }
.section-title::after { content: ""; display: inline-block; width: 64px; height: 6px; margin-left: 14px; border-radius: 100px; background: linear-gradient(90deg, var(--c-blood), var(--c-gold), var(--c-neon)); transform: skewX(-25deg); vertical-align: middle; }

.card { background: var(--c-paper); color: var(--c-ink); border-radius: var(--radius-card); padding: clamp(20px, 3vw, 32px); box-shadow: var(--shadow-card); border: 1px solid rgba(241,233,210,.15); }
.card--dark { background: var(--c-ink); color: var(--c-paper); border-color: rgba(241,233,210,.12); }
.card--float { transform: rotate(-.6deg); box-shadow: 0 24px 50px rgba(0,0,0,.35), inset 0 -4px 0 var(--c-gold); }
.card--accent { border-top: 6px solid var(--c-blood); }

.stat {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4.5vw, 3.4rem);
  font-weight: 900;
  font-style: italic;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  background: linear-gradient(135deg, var(--c-blood) 10%, var(--c-gold) 60%, var(--c-neon) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.live-dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--c-neon); box-shadow: 0 0 0 0 rgba(57,255,20,.6); animation: live-pulse 1.6s infinite; }
@keyframes live-pulse {
  0% { box-shadow: 0 0 0 0 rgba(57,255,20,.6); }
  70% { box-shadow: 0 0 0 10px rgba(57,255,20,0); }
  100% { box-shadow: 0 0 0 0 rgba(57,255,20,0); }
}

.tag { display: inline-flex; align-items: center; gap: 6px; border-radius: var(--radius-pill); padding: .32rem .85rem; font-size: .78rem; font-weight: 800; letter-spacing: .04em; line-height: 1.2; }
.tag--red { background: var(--c-blood); color: var(--c-white); }
.tag--gold { background: var(--c-gold); color: var(--c-night); }
.tag--neon { background: var(--c-neon); color: var(--c-night); }
.tag-outline { background: transparent; border: 1px solid currentColor; }

.media-frame { position: relative; display: block; border-radius: 28px; overflow: hidden; background: linear-gradient(135deg, var(--c-ink), var(--c-night)); border: 1px solid rgba(212,175,55,.3); box-shadow: var(--shadow-card); aspect-ratio: 16 / 9; }
.media-frame img { width: 100%; height: 100%; object-fit: cover; }
.media-frame::before { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, transparent 60%, rgba(230,57,70,.18)); z-index: 1; pointer-events: none; }
.media-frame::after { content: ""; position: absolute; left: 12px; bottom: 12px; width: 38px; height: 6px; border-radius: 100px; background: linear-gradient(90deg, var(--c-gold), var(--c-neon)); transform: skewX(-25deg); z-index: 2; pointer-events: none; }
.media-frame--ratio-4x3 { aspect-ratio: 4 / 3; }
.media-frame--radius-sm { border-radius: 18px; }
.caption { font-size: .85rem; color: var(--c-silver); margin-top: 10px; }
.exhibit-label { display: inline-flex; align-items: center; gap: 8px; background: var(--c-night); color: var(--c-paper); border: 1px solid rgba(212,175,55,.4); border-radius: var(--radius-pill); padding: .4rem 1rem; font-size: .82rem; font-weight: 800; letter-spacing: .06em; }
.exhibit-label::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--c-neon); box-shadow: 0 0 8px var(--c-neon); }

.zone-dark { background: var(--c-night); color: var(--c-paper); }
.zone-ink { background: var(--c-ink); color: var(--c-paper); }
.zone-paper { background: var(--c-paper); color: var(--c-ink); }
.zone-red { background: var(--c-blood); color: var(--c-white); }
.zone-gold { background: var(--c-gold); color: var(--c-night); }
.zone-arena { background: radial-gradient(circle at 20% 20%, rgba(230,57,70,.22), transparent 36%), radial-gradient(circle at 80% 30%, rgba(212,175,55,.2), transparent 30%), var(--c-night); color: var(--c-paper); }

.clip-slant { clip-path: polygon(0 0, 100% 0, 100% calc(100% - 32px), 0 100%); }
.speed-line { display: inline-block; width: 64px; height: 6px; border-radius: 100px; background: linear-gradient(90deg, var(--c-blood), var(--c-gold), var(--c-neon)); transform: skewX(-25deg); box-shadow: 0 0 10px rgba(57,255,20,.35); }

.table-wrap { overflow-x: auto; background: var(--c-paper); color: var(--c-ink); border-radius: var(--radius-card); box-shadow: var(--shadow-card); }
.table-wrap table { width: 100%; border-collapse: collapse; min-width: 640px; }
.table-wrap th, .table-wrap td { padding: .85rem 1rem; text-align: left; border-bottom: 1px solid rgba(26,26,46,.12); font-variant-numeric: tabular-nums; }
.table-wrap th { background: rgba(212,175,55,.15); font-weight: 900; letter-spacing: .04em; }
.table-wrap tbody tr:hover { background: rgba(230,57,70,.06); }

.js [data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); transition-delay: var(--reveal-delay, 0s); }
.js [data-reveal].is-revealed { opacity: 1; transform: none; }

@media (max-width: 1100px) {
  .header-actions { display: none; }
  .nav-toggle { display: inline-flex; }
  .main-nav {
    position: fixed;
    top: 0;
    right: 0;
    z-index: 999;
    width: min(320px, 84vw);
    height: 100dvh;
    margin-inline-start: 0;
    background: linear-gradient(180deg, var(--c-ink), var(--c-night));
    border-left: 2px solid var(--c-gold);
    flex-direction: column;
    align-items: stretch;
    padding: 84px 26px 26px;
    transform: translateX(105%);
    transition: transform .35s cubic-bezier(.22,.8,.24,1);
    overflow-y: auto;
    box-shadow: none;
  }
  .main-nav[data-open] { transform: translateX(0); box-shadow: -24px 0 60px rgba(0,0,0,.45); }
  .nav-list { flex-direction: column; align-items: stretch; gap: 6px; }
  .nav-link { white-space: normal; border-radius: 14px; padding: .85rem 1rem; font-size: 1rem; }
  .nav-extra { display: flex; flex-direction: column; gap: 10px; margin-top: auto; padding-top: 18px; border-top: 1px solid rgba(212,175,55,.25); }
  .nav-extra .btn { width: 100%; }
}

@media (max-width: 900px) {
  .grid--2, .grid--3 { grid-template-columns: 1fr; }
  .footer-shell { grid-template-columns: 1fr; gap: 28px; }
  .footer-links { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

@media (min-width: 901px) and (max-width: 1200px) {
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-shell { grid-template-columns: 1fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .js [data-reveal], .js [data-reveal].is-revealed { opacity: 1; transform: none; }
  .live-dot { animation: none; }
  .header-sideline-fill { transition: none; }
}