:root {
  --amber: #b8863b;
  --amber-d: #7c5722;
  --amber-l: #e8d5b4;
  --ink: #1c1610;
  --muted: #7c7062;
  --paper: #f2eee7;
  --max: 1100px;
  --foot-min: 1180px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 6%, rgba(184, 134, 59, 0.12), transparent 36%),
    var(--paper);
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 15px;
  line-height: 1.75;
}
img { max-width: 100%; height: auto; border: 0; vertical-align: middle; }
a { color: inherit; text-decoration: none; }
button, input { font-family: inherit; }
ul { margin: 0; padding: 0; list-style: none; }

.neon-t {
  color: var(--amber-d);
  text-shadow: 0 0 12px rgba(184, 134, 59, 0.4), 0 0 32px rgba(232, 213, 180, 0.9);
}
.giant { position: absolute; right: 0; top: -26px; font-size: 130px; line-height: 1; color: rgba(184, 134, 59, 0.16); font-weight: 900; pointer-events: none; }

.wrap { width: var(--max); max-width: calc(100% - 40px); margin: 0 auto; position: relative; z-index: 1; }
.kicker { font-size: 12px; letter-spacing: 0.2em; color: var(--amber-d); }
.h2 { margin: 8px 0 18px; font-size: 30px; font-weight: 800; }
.lead { max-width: 640px; color: var(--muted); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 24px;
  border: 0;
  border-radius: 0;
  background: var(--amber-d);
  color: #fff;
  cursor: pointer;
  font-weight: 700;
  letter-spacing: 0.04em;
  box-shadow: 0 0 0 2px var(--ink);
}
.btn-ghost { background: #fff; color: var(--ink); }

.index-top { position: absolute; top: 0; left: 0; z-index: 40; width: 100%; }
.ann-bar {
  background: var(--ink);
  color: var(--amber-l);
  font-size: 12px;
  text-align: center;
  padding: 7px 12px;
  letter-spacing: 0.08em;
}
.top-inner {
  width: var(--max);
  max-width: calc(100% - 40px);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 62px;
}
.logo img { width: 118px; display: block; }
.nav-main { display: flex; align-items: center; gap: 16px; flex: 1; justify-content: center; font-size: 13px; }
.nav-main > li { position: relative; }
.mega {
  display: none;
  position: absolute;
  top: 130%;
  left: 50%;
  transform: translateX(-50%);
  width: 540px;
  padding: 18px;
  background: rgba(255,255,255,0.97);
  z-index: 50;
  grid-template-columns: 1.2fr 1fr;
  gap: 12px;
  box-shadow: 0 12px 28px rgba(28,22,16,0.2);
}
.has-mega:hover .mega, .has-mega:focus-within .mega { display: grid; }
.mega h4 { margin: 0 0 8px; font-size: 12px; }
.mega a { display: block; padding: 4px 0; color: var(--muted); }
.top-cta { display: flex; gap: 10px; align-items: center; font-size: 12px; }
.top-cta .btn { min-height: 34px; padding: 0 14px; }

.hero {
  position: relative;
  min-height: 100vh;
  padding: 130px 0 0;
  overflow: hidden;
  background: #241a10;
  display: flex;
  flex-direction: column;
}
.globe { position: absolute; left: 50%; top: 10%; width: 720px; height: 720px; margin-left: -360px; opacity: 0.14; z-index: 1; }
.spin { transform-origin: 200px 200px; animation: spin 50s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.hero-mask { position: absolute; inset: 0; z-index: 2; background: radial-gradient(ellipse at 50% 30%, rgba(184,134,59,0.2), rgba(28,22,16,0.55)); }
.hero-inner { position: relative; z-index: 3; flex: 1; display: flex; align-items: center; }
.hero-shot-wrap { width: 100%; max-width: 860px; margin: 0 auto; }
.hero-shot { width: 100%; height: 340px; object-fit: cover; display: block; box-shadow: 0 0 0 2px var(--amber-l), 0 24px 50px rgba(0,0,0,0.4); }
.hero-bar {
  position: relative; z-index: 3;
  background: rgba(242, 238, 231, 0.96);
  color: var(--ink);
  padding: 18px 0;
}
.hero-bar .wrap { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; justify-content: space-between; }
.hero-bar h1 { margin: 0; font-size: 40px; font-weight: 900; line-height: 1.15; }
.hero-bar .sub { margin: 0; color: var(--muted); font-size: 14px; }
.hero-actions { display: flex; gap: 10px; flex-wrap: wrap; }

.section { padding: 80px 0; position: relative; z-index: 1; }
.sell-row { overflow: hidden; margin-left: -6.88%; }
.sell-item { float: left; width: 18.11%; margin-left: 6.88%; text-align: center; }
.illust { width: 200px; height: 176px; margin: 0 auto 12px; object-fit: cover; display: block; background: #e8d5b4; }
.sell-item h3 { margin: 0 0 6px; font-size: 16px; }
.sell-item p { margin: 0; text-align: left; color: var(--muted); font-size: 13px; }

.hive { display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px; }
.hex {
  aspect-ratio: 1 / 1.12;
  background: #fff;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 12px;
  clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%);
  background: linear-gradient(180deg, #fff, #f4ead9);
}
.hex strong { font-size: 18px; }
.hex span { font-size: 12px; color: var(--muted); }
.hex.wide { grid-column: span 2; aspect-ratio: auto; clip-path: none; align-items: flex-start; text-align: left; }
.hex.wide img { width: 100%; height: 120px; object-fit: cover; margin-top: 8px; }

.icon-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.icon-cell { padding: 16px 14px; min-height: 112px; background: #fff; box-shadow: 0 0 0 2px var(--ink); }
.icon-cell strong { display: block; margin-bottom: 6px; }
.icon-cell span { color: var(--muted); font-size: 13px; }
.more-box { display: none; margin-top: 10px; }
.more-box.is-on { display: grid; }
.fold-btn { display: block; margin: 20px auto 0; background: #fff; border: 2px solid var(--ink); cursor: pointer; padding: 8px 18px; font-weight: 700; }
.oa-banner { width: 100%; max-width: 460px; margin: 0 0 22px; background: #2a5a4a; }

.tree { width: 100%; max-width: 760px; margin: 0 auto; }
.pulse { stroke-dasharray: 8 10; animation: dash 18s linear infinite; }
@keyframes dash { to { stroke-dashoffset: -240; } }
.node { fill: #fff; stroke: var(--amber); stroke-width: 2; }
.on { fill: var(--amber-d); }
.live { font-size: 12px; color: var(--muted); text-align: center; }

.badges { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.badge { padding: 10px 16px; background: #fff; font-size: 12px; box-shadow: 0 0 0 2px var(--ink); font-weight: 700; }

.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.card { padding: 22px; min-height: 160px; background: #fff; box-shadow: 0 0 0 2px var(--ink); }
.card.private { border-radius: 16px; border: 1px solid rgba(28,22,16,0.12); box-shadow: none; }
.card h3 { margin: 0 0 8px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); font-size: 14px; }
.tile-shot { width: 100%; height: 128px; object-fit: cover; object-position: top; margin-top: 12px; }

.marquee { overflow: hidden; padding: 12px 0; }
.track { display: flex; gap: 10px; width: max-content; animation: marquee 90s linear infinite; }
.quote-card { flex: 0 0 228px; padding: 16px; background: #fff; font-size: 13px; color: var(--muted); box-shadow: 0 0 0 2px var(--ink); }
.quote-card strong { display: block; margin-top: 10px; color: var(--ink); font-size: 12px; }
@keyframes marquee { to { transform: translateX(-50%); } }

.cmp { width: 100%; border-collapse: collapse; background: #fff; }
.cmp th, .cmp td { padding: 14px 16px; text-align: left; border-bottom: 1px solid rgba(28,22,16,0.14); font-size: 14px; }
.cmp th { background: var(--ink); color: var(--amber-l); font-size: 13px; }
.cmp td:last-child, .cmp th:last-child { text-align: center; }
.platforms { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 18px; }
.plat { text-align: center; padding: 14px 8px; background: #fff; box-shadow: 0 0 0 2px var(--ink); }

.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.faq-card { padding: 18px; background: #fff; box-shadow: 0 0 0 2px var(--ink); }
.faq-card h3 { margin: 0 0 8px; font-size: 16px; }
.faq-card p { margin: 0; color: var(--muted); font-size: 14px; }

.article { max-width: 740px; }
.article p { margin: 0 0 16px; color: var(--muted); }
.article h2 { margin: 26px 0 10px; font-size: 22px; }
.crumbs { padding: 100px 0 0; font-size: 12px; color: var(--muted); }
.page-hero { padding: 18px 0 36px; }
.page-hero h1 { margin: 8px 0 12px; font-size: 32px; }
body.sub .index-top { position: relative; background: rgba(242,238,231,0.96); }
body.sub .crumbs { padding-top: 12px; }

.site-foot { background: #f7f8f8; min-width: var(--foot-min); padding: 40px 0 0; color: #6a6560; }
.foot-inner { width: var(--foot-min); max-width: calc(100% - 40px); margin: 0 auto; }
.foot-logo { width: 170px; margin-bottom: 12px; }
.foot-nav { display: flex; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.foot-nav h4 { margin: 0 0 8px; color: var(--ink); font-size: 13px; }
.foot-nav a { display: block; padding: 3px 0; font-size: 13px; }
.legal { font-size: 12px; color: #828282; max-width: 820px; }
.copy { border-top: 1px solid #e5e5e5; margin-top: 16px; padding: 14px 0; font-size: 12px; color: #828282; }

@media (max-width: 1180px) { .site-foot, .foot-inner { min-width: 0; width: 100%; } }
@media (max-width: 930px) {
  .hero-bar h1 { font-size: 28px; }
  .cards-3, .faq-grid { grid-template-columns: 1fr; }
  .hive { grid-template-columns: repeat(2, 1fr); }
  .hex.wide { grid-column: auto; }
  .sell-item { width: 43%; margin-bottom: 22px; }
  .icon-grid, .platforms { grid-template-columns: 1fr 1fr; }
  .giant { font-size: 64px; }
  .foot-nav { flex-wrap: wrap; }
  .cmp { font-size: 12px; }
}
@media (max-width: 770px) {
  .nav-main, .top-cta .link { display: none; }
  .sell-item { width: 100%; margin-left: 0; }
  .sell-row { margin-left: 0; }
}