:root {
  --bz: #b08d57;
  --bz-d: #7a5a2e;
  --glow: #e8c98a;
  --paper: #ddd6c8;
  --ink: #2a241c;
  --muted: #6b6358;
  --line: rgba(122, 90, 46, 0.16);
  --max: 1100px;
  --foot-min: 1180px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: 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; }

.grain {
  pointer-events: none;
  position: fixed;
  inset: 0; z-index: 90; opacity: 0.06;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.45'/%3E%3C/svg%3E");
}
.silk { background-image: linear-gradient(118deg, rgba(255,255,255,0.38), transparent 40%, rgba(232,201,138,0.16) 62%, transparent); }
.wrap { width: var(--max); max-width: calc(100% - 40px); margin: 0 auto; }
.kicker { font-size: 11px; letter-spacing: 0.2em; color: var(--bz-d); }
.h2 { margin: 8px 0 16px; font-size: 28px; font-weight: 600; }
.mark {
  background-image: linear-gradient(transparent 62%, rgba(232,201,138,0.72) 62%, rgba(232,201,138,0.72) 88%, transparent 88%);
}
.lead { max-width: 640px; color: var(--muted); }

.card-r {
  border-radius: 22px;
  background: rgba(255,255,255,0.36);
  box-shadow: 0 10px 24px rgba(42,36,28,0.08);
  transition: transform 0.2s, box-shadow 0.2s;
}
.card-r:hover { transform: translateY(-4px); box-shadow: 0 18px 36px rgba(42,36,28,0.14); }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px; padding: 0 22px; border: 0; border-radius: 999px;
  background: linear-gradient(#d4b06a, #7a5a2e); color: #fff8ec;
  letter-spacing: 0.08em; font-size: 13px; cursor: pointer;
  box-shadow: 0 8px 18px rgba(122,90,46,0.28);
}
.btn-ghost { background: transparent; color: #fff8ec; box-shadow: inset 0 0 0 1px rgba(232,201,138,0.5); }
.btn-ink { background: linear-gradient(#3a3328, #2a241c); }

.index-top { position: absolute; top: 0; left: 0; z-index: 40; width: 100%; }
.top-inner {
  width: var(--max); max-width: calc(100% - 40px); margin: 0 auto;
  display: flex; align-items: center; gap: 12px; min-height: 64px;
}
.logo img { width: 118px; display: block; }
.nav-main { display: flex; align-items: center; gap: 14px; flex: 1; justify-content: center; font-size: 13px; color: #fff8ec; }
.nav-main > li { position: relative; }
.nav-main a:hover { color: var(--glow); }
.search {
  width: 168px; height: 34px; padding: 0 12px; border: 0; border-radius: 999px;
  background: rgba(255,248,236,0.14); color: #fff8ec;
}
.search::placeholder { color: rgba(255,248,236,0.55); }
.mega {
  display: none; position: absolute; top: 130%; left: 50%; transform: translateX(-50%);
  width: 520px; padding: 18px; background: #efe8dc; color: var(--ink); z-index: 50;
  grid-template-columns: 1.2fr 1fr; gap: 12px; border-radius: 22px;
  box-shadow: 0 16px 32px rgba(42,36,28,0.16);
}
.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; }
.top-cta .link { color: #fff8ec; font-size: 12px; }
.menu-toggle { display: none; margin-left: auto; border: 0; border-radius: 999px; background: var(--bz); color: #fff; padding: 8px 12px; }

.hero {
  position: relative; min-height: 100vh; padding: 110px 0 64px; overflow: hidden;
  background: #2a241c; color: #fff8ec;
}
.globe { position: absolute; left: -12%; top: 4%; width: 720px; height: 720px; opacity: 0.32; }
.spin { transform-origin: 200px 200px; animation: spin 48s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.hero-mask { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(42,36,28,0.2), rgba(42,36,28,0.78)); }
.hero-inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1.05fr; gap: 28px; align-items: center; }
.hero-shot { width: 100%; min-height: 300px; object-fit: contain; border-radius: 22px; background: rgba(0,0,0,0.16); }
.float-banner { display: inline-block; margin-bottom: 16px; font-size: 12px; letter-spacing: 0.14em; color: var(--glow); }
.hero h1 { margin: 0 0 12px; font-size: 48px; font-weight: 600; }
.hero .sub { margin: 0 0 24px; font-size: 18px; color: rgba(255,248,236,0.72); }
.hero-actions { display: flex; gap: 10px; flex-wrap: wrap; }

.section { padding: 80px 0; }
.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; border-radius: 22px; background: #cfc6b6; }
.sell-item h3 { margin: 0 0 6px; font-size: 16px; }
.sell-item p { margin: 0; text-align: left; color: var(--muted); font-size: 13px; }

.bento { display: grid; grid-template-columns: 1.4fr 1fr; grid-template-rows: 1fr 1fr; gap: 14px; min-height: 420px; }
.bento .big { grid-row: 1 / span 2; padding: 24px; }
.bento .small { padding: 22px; }
.bento img { width: 100%; height: 160px; object-fit: cover; border-radius: 16px; margin-bottom: 10px; }
.bento .big img { height: 240px; }

.split { display: grid; grid-template-columns: 1fr 1.05fr; gap: 28px; align-items: center; }
.ftabs { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 18px; }
.ftabs button { border: 0; padding: 8px 14px; border-radius: 999px; background: rgba(122,90,46,0.08); color: var(--muted); cursor: pointer; }
.ftabs button.is-on { background: linear-gradient(#d4b06a, #7a5a2e); color: #fff8ec; }
.pane { display: none; }
.pane.is-on { display: block; }
.shot { width: 100%; min-height: 260px; object-fit: contain; display: none; background: #cfc6b6; border-radius: 22px; }
.shot.is-on { display: block; }

.icon-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.icon-cell { background: rgba(255,255,255,0.36); border-radius: 22px; padding: 18px 14px; min-height: 118px; box-shadow: 0 8px 18px rgba(42,36,28,0.06); }
.icon-cell strong { display: block; margin-bottom: 6px; }
.icon-cell span { color: var(--muted); font-size: 13px; }
.more-box { display: none; margin-top: 8px; }
.more-box.is-on { display: grid; }
.fold-btn { display: block; margin: 20px auto 0; background: none; border: 0; letter-spacing: 0.14em; cursor: pointer; }
.oa-banner { width: 100%; max-width: 460px; margin: 0 0 22px; border-radius: 22px; background: #2a5a4a; }

.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.card { padding: 24px; min-height: 160px; border-radius: 22px; background: rgba(255,255,255,0.36); box-shadow: 0 10px 24px rgba(42,36,28,0.08); }
.card.private { border-radius: 16px; border: 1px solid rgba(6,15,26,0.07); background: rgba(255,255,255,0.45); }
.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; border-radius: 16px; }

.timeline { position: relative; margin: 10px 0 0 12px; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 0; bottom: 0; width: 2px; background: var(--glow); }
.tl { position: relative; padding: 0 0 28px 32px; }
.tl::before { content: ""; position: absolute; left: 0; top: 8px; width: 16px; height: 16px; border-radius: 50%; background: var(--bz); box-shadow: 0 0 12px var(--glow); }
.tl h3 { margin: 0 0 6px; font-size: 16px; }
.tl p { margin: 0; color: var(--muted); font-size: 14px; }

.reviews { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.rev { padding: 22px; border-radius: 22px; background: rgba(255,255,255,0.4); box-shadow: 0 10px 24px rgba(42,36,28,0.08); }
.rev p { margin: 0 0 10px; }
.rev b { color: var(--bz-d); font-size: 12px; font-weight: 500; }

.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; border-radius: 22px; background: rgba(255,255,255,0.4); font-size: 13px; color: var(--muted); }
.quote-card strong { display: block; margin-top: 10px; color: var(--bz-d); font-size: 12px; }
@keyframes marquee { to { transform: translateX(-50%); } }

.steps { display: grid; gap: 12px; }
.step { padding: 22px; border-radius: 22px; background: rgba(255,255,255,0.36); box-shadow: 0 10px 24px rgba(42,36,28,0.08); }
.step:nth-child(1) { margin-right: 80px; }
.step:nth-child(2) { margin-left: 40px; margin-right: 40px; }
.step:nth-child(3) { margin-left: 80px; }
.platforms { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 14px; }
.plat { text-align: center; padding: 14px 8px; border-radius: 999px; background: rgba(122,90,46,0.08); }

.acc { border-top: 1px solid var(--line); }
.acc button { width: 100%; text-align: left; background: none; border: 0; padding: 14px 0; font-size: 16px; cursor: pointer; }
.acc .ans { display: none; padding: 0 0 14px; color: var(--muted); }
.acc.open .ans { display: block; }

.article { max-width: 740px; }
.article p { margin: 0 0 16px; color: var(--muted); }
.article h2 { margin: 26px 0 10px; font-size: 22px; }
.crumbs { padding: 88px 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 { background: rgba(221,214,200,0.94); }
body.sub .nav-main, body.sub .link { color: var(--ink); }
body.sub .search { background: rgba(122,90,46,0.08); color: var(--ink); }

.site-foot { background: #f7f8f8; min-width: var(--foot-min); padding: 40px 0 24px; color: #6a6560; }
.foot-inner { width: var(--foot-min); max-width: calc(100% - 40px); margin: 0 auto; }
.foot-mega { display: flex; justify-content: space-between; gap: 24px; margin-bottom: 22px; }
.foot-mega h4 { margin: 0 0 8px; color: var(--ink); font-size: 13px; }
.foot-mega a { display: block; padding: 3px 0; font-size: 13px; }
.seo-block { font-size: 13px; max-width: 880px; margin: 0 0 16px; color: #6a6560; }
.legal { font-size: 12px; color: #828282; max-width: 820px; }

@media (max-width: 1180px) { .site-foot, .foot-inner { min-width: 0; width: 100%; } }
@media (max-width: 930px) {
  .hero h1 { font-size: 32px; }
  .hero-inner, .split, .cards-3, .reviews, .bento { grid-template-columns: 1fr; }
  .bento { grid-template-rows: none; }
  .bento .big { grid-row: auto; }
  .sell-item { width: 43%; margin-bottom: 22px; }
  .icon-grid, .platforms { grid-template-columns: 1fr 1fr; }
  .step, .step:nth-child(1), .step:nth-child(2), .step:nth-child(3) { margin: 0; }
  .foot-mega { flex-wrap: wrap; }
}
@media (max-width: 770px) {
  .menu-toggle { display: inline-flex; }
  .nav-main, .top-cta { display: none; }
  .index-top.is-open .nav-main {
    display: flex; flex-direction: column; position: absolute; top: 100%; left: 20px; right: 20px;
    background: #efe8dc; color: var(--ink); padding: 16px; gap: 10px; border-radius: 22px;
  }
  .sell-item { width: 100%; margin-left: 0; }
  .sell-row { margin-left: 0; }
}