:root {
    --bg: #0F0E0A;
    --bg-deep: #080706;
    --panel: #1A1810;
    --panel-2: #242010;
    --title: #F5E6A8;
    --text: #E8DCB0;
    --muted: #B8A46A;
    --faint: #8A7A48;
    --yellow: #E8B923;
    --yellow-bright: #F3D056;
    --yellow-deep: #A88212;
    --cream: #FFF6D8;
    --border: rgba(232,185,35,0.18);
    --border-strong: rgba(232,185,35,0.46);
    --shadow: 0 12px 28px rgba(0,0,0,0.40);
    --top-total: 122px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body { margin: 0; overflow-x: hidden; background: var(--bg); color: var(--text); font-family: Arial, "PingFang SC", "Microsoft YaHei", sans-serif; font-size: 15px; line-height: 1.7; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
button:focus-visible, a:focus-visible { outline: 2px solid var(--yellow-bright); outline-offset: 2px; }
.shell { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.skip-link { position: fixed; left: 16px; top: -60px; z-index: 150; background: var(--yellow-bright); color: var(--bg); padding: 10px 14px; border-radius: 8px; }
.skip-link:focus { top: 8px; }
.site-top { position: fixed; inset: 0 0 auto 0; z-index: 100; box-shadow: 0 8px 24px rgba(0,0,0,.24); }
.topline { height: 22px; background: var(--bg-deep); border-bottom: 1px solid var(--border); color: var(--title); font-size: 12px; line-height: 22px; }
.topline-inner { display: flex; align-items: center; justify-content: space-between; height: 22px; }
.icon-button { position: relative; border: 0; background: transparent; color: var(--title); min-width: 44px; height: 22px; padding: 0 4px; cursor: pointer; }
.icon-button::before { content: ""; position: absolute; left: -4px; right: -4px; top: 0; height: 44px; }
.racebar { height: 60px; background: var(--panel); border-bottom: 1px solid var(--border-strong); }
.racebar-inner { height: 60px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 12px; }
.brand-link { justify-self: start; min-height: 44px; display: inline-flex; align-items: center; color: var(--title); font-weight: 700; }
.brand-link img { height: 28px; width: auto; max-width: 200px; object-fit: contain; object-position: left center; }
.drawer-trigger, .app-link { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; border-radius: 10px; font-size: 14px; cursor: pointer; }
.drawer-trigger { min-width: 82px; border: 1px solid var(--border-strong); background: var(--bg-deep); color: var(--title); }
.app-link { justify-self: end; min-width: 92px; padding: 0 16px; background: linear-gradient(135deg,#F3D056 0%,#E8B923 55%,#A88212 100%); color: var(--bg); font-weight: 700; }
.drawer-trigger:hover { border-color: var(--yellow-bright); }
.app-link:hover { filter: brightness(1.06); }
.daytabs { height: 40px; background: var(--bg-deep); border-bottom: 1px solid var(--border); }
.daytabs-inner { height: 40px; display: flex; align-items: center; justify-content: center; gap: 10px; }
.daytabs a { position: relative; min-width: 86px; height: 30px; display: inline-flex; align-items: center; justify-content: center; border-radius: 8px; color: var(--muted); font-size: 13px; }
.daytabs a::before { content: ""; position: absolute; left: 0; right: 0; top: -7px; height: 44px; }
.daytabs a:hover { color: var(--cream); background: var(--panel-2); }
.daytabs a.is-current { background: var(--yellow); color: var(--bg); font-weight: 700; }
.site-main { min-height: 70vh; padding-top: calc(var(--top-total) + 28px); padding-bottom: 72px; }
.page-head { padding: 24px 0 18px; }
.eyebrow { margin: 0 0 8px; color: var(--yellow); font-size: 13px; letter-spacing: .04em; }
h1,h2,h3 { color: var(--title); margin: 0; }
h1 { font-size: 24px; line-height: 1.3; }
h2 { font-size: 20px; line-height: 1.4; }
h3 { font-size: 16px; line-height: 1.4; }
p { margin: 0 0 14px; }
.lead { max-width: 840px; color: var(--text); margin-top: 12px; }
.section { padding: 22px 0; }
.section + .section { border-top: 1px solid var(--border); }
.section-title { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 14px; }
.section-title span { color: var(--faint); font-size: 13px; }
.card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.card-grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card-grid.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 18px; box-shadow: var(--shadow); min-width: 0; }
.card h3 { margin-bottom: 8px; }
.card p:last-child { margin-bottom: 0; }
.note-card { background: var(--panel-2); border: 1px solid var(--border); border-left: 3px solid var(--yellow); border-radius: 12px; padding: 16px 18px; }
.hero { padding: 6px 0 26px; }
.media-slot, .banner-slot, .app-slot { width: 100%; display: flex; align-items: center; justify-content: center; background: var(--bg-deep); border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
.media-slot { height: 180px; }
.media-slot.tall { height: 200px; }
.banner-slot { height: 260px; }
.app-slot { height: 360px; }
.icon-slot { width: 48px; height: 48px; display: flex; align-items: center; justify-content: center; background: var(--bg-deep); border: 1px solid var(--border); border-radius: 12px; overflow: hidden; margin-bottom: 12px; }
.icon-slot img { width: 48px; height: 48px; object-fit: contain; object-position: center; }
.media-slot img, .banner-slot img, .app-slot img { width: 100%; height: 100%; object-fit: contain; object-position: center; }
.hero-copy { padding: 18px 0 0; max-width: 880px; }
.hero-copy .brandline { color: var(--muted); font-size: 13px; margin-bottom: 6px; }
.hero-copy h1 { margin-bottom: 10px; }
.hero-actions, .button-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.btn { min-height: 44px; padding: 0 18px; border-radius: 10px; display: inline-flex; align-items: center; justify-content: center; font-size: 14px; white-space: nowrap; }
.btn-primary { background: linear-gradient(135deg,#F3D056 0%,#E8B923 55%,#A88212 100%); color: var(--bg); font-weight: 700; }
.btn-secondary { background: var(--bg-deep); color: var(--title); border: 1px solid var(--border-strong); }
.btn:hover { transform: translateY(-1px); }
.feature-card { overflow: hidden; padding: 0; }
.feature-card .media-slot { border: 0; border-radius: 0; border-bottom: 1px solid var(--border); }
.feature-card .card-body { padding: 18px; }
.number-list, .shelf-list, .plain-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.number-list li, .shelf-list li, .plain-list li { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; }
.number-list li { display: grid; grid-template-columns: 42px 1fr; gap: 12px; align-items: start; }
.number-list .num { color: var(--yellow-bright); font-weight: 700; font-size: 18px; }
.shelf-list li { display: grid; grid-template-columns: minmax(110px, .7fr) minmax(0, 2fr); gap: 16px; }
.shelf-list strong { color: var(--title); }
.timeline { position: relative; margin: 0; padding: 0 0 0 24px; list-style: none; }
.timeline::before { content: ""; position: absolute; left: 6px; top: 8px; bottom: 8px; width: 1px; background: var(--border-strong); }
.timeline li { position: relative; margin-bottom: 16px; padding: 14px 16px; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; }
.timeline li::before { content: ""; position: absolute; left: -22px; top: 20px; width: 9px; height: 9px; border-radius: 50%; background: var(--yellow); box-shadow: 0 0 0 4px var(--bg); }
.timeline .state { display: inline-flex; margin-bottom: 6px; padding: 2px 8px; border-radius: 999px; background: var(--yellow); color: var(--bg); font-size: 12px; font-weight: 700; }
.article { max-width: 900px; }
.article h2 { margin: 24px 0 10px; }
.article h3 { margin: 18px 0 8px; }
.article p { color: var(--text); }
.article .note-card { margin: 18px 0; }
.faq-list { display: grid; gap: 14px; }
.faq-item { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 18px; }
.faq-item h2 { font-size: 16px; margin-bottom: 8px; }
.mini-index { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.mini-index a { min-height: 40px; display: inline-flex; align-items: center; padding: 0 12px; border-radius: 9px; border: 1px solid var(--border); background: var(--panel); color: var(--title); }
.site-footer { background: var(--bg-deep); border-top: 1px solid var(--border-strong); padding: 28px 0 78px; font-size: 13px; color: var(--text); }
.footer-brand-row { margin-bottom: 18px; }
.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-brand img { height: 28px; width: auto; max-width: 180px; object-fit: contain; }
.footer-brand strong, .footer-brand span { display: block; }
.footer-brand strong { color: var(--title); font-size: 16px; }
.footer-brand span { color: var(--muted); font-size: 12px; }
.footer-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.footer-grid h2 { font-size: 14px; margin-bottom: 8px; }
.footer-grid a { display: flex; align-items: center; min-height: 44px; color: var(--muted); }
.footer-grid a:hover { color: var(--cream); }
.footer-note { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--border); color: var(--faint); }
.screen-mask { position: fixed; inset: 0; z-index: 109; background: rgba(0,0,0,.62); opacity: 0; visibility: hidden; pointer-events: none; transition: .2s ease; }
.screen-mask.is-visible { opacity: 1; visibility: visible; pointer-events: auto; }
.race-drawer { position: fixed; z-index: 111; top: 0; right: 0; width: min(400px, 86vw); height: 100dvh; background: var(--bg-deep); border-left: 1px solid var(--border-strong); box-shadow: var(--shadow); transform: translateX(104%); visibility: hidden; pointer-events: none; transition: transform .24s ease, visibility .24s ease; display: flex; flex-direction: column; }
.race-drawer.is-open { transform: translateX(0); visibility: visible; pointer-events: auto; }
.drawer-head { min-height: 72px; padding: 14px 16px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.drawer-brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.drawer-brand img { height: 28px; width: auto; max-width: 120px; object-fit: contain; }
.drawer-brand strong, .drawer-brand span { display: block; }
.drawer-brand strong { color: var(--title); }
.drawer-brand span { color: var(--muted); font-size: 11px; }
.drawer-close, .search-head button { min-width: 56px; min-height: 44px; border: 1px solid var(--border-strong); border-radius: 9px; background: var(--panel); color: var(--title); cursor: pointer; }
.drawer-body { overflow-y: auto; padding: 12px 16px 28px; }
.drawer-body section + section { margin-top: 16px; }
.drawer-body h2 { font-size: 14px; color: var(--yellow); margin-bottom: 6px; }
.drawer-body a { display: block; min-height: 54px; padding: 9px 10px; border-radius: 9px; border: 1px solid transparent; }
.drawer-body a:hover { background: var(--panel); border-color: var(--border); }
.drawer-body a strong, .drawer-body a span { display: block; }
.drawer-body a strong { color: var(--title); font-size: 14px; }
.drawer-body a span { color: var(--muted); font-size: 12px; line-height: 1.45; }
.site-search { position: fixed; z-index: 110; top: 82px; left: 0; right: 0; opacity: 0; visibility: hidden; pointer-events: none; transform: translateY(-8px); transition: .2s ease; }
.site-search.is-open { opacity: 1; visibility: visible; pointer-events: auto; transform: translateY(0); }
.search-card { width: min(760px, calc(100% - 32px)); margin: 0 auto; background: var(--bg-deep); border: 1px solid var(--border-strong); border-radius: 0 0 14px 14px; padding: 18px; box-shadow: var(--shadow); }
.search-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.search-head strong { color: var(--title); font-size: 18px; }
.search-card p { color: var(--muted); margin: 10px 0; }
.search-presets { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.search-presets a { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; border-radius: 9px; border: 1px solid var(--border); background: var(--panel); color: var(--title); }
.search-presets a:hover { border-color: var(--yellow); }
.ui-locked { overflow: hidden; }
.mobile-bottom { display: none; }
.kicker { color: var(--yellow); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
.split { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr); gap: 18px; align-items: start; }
.split.reverse { grid-template-columns: minmax(280px, .75fr) minmax(0, 1.25fr); }
.tagline { color: var(--cream); font-weight: 700; }
.status-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.status-row span { border: 1px solid var(--border); background: var(--panel); border-radius: 999px; padding: 4px 10px; color: var(--muted); font-size: 12px; }
@media (max-width: 820px) {
    :root { --top-total: 82px; }
    .daytabs { display: none; }
    .site-main { padding-top: calc(var(--top-total) + 20px); padding-bottom: 78px; }
    .card-grid, .card-grid.two, .card-grid.four, .footer-grid, .split, .split.reverse { grid-template-columns: 1fr; }
    .racebar-inner { grid-template-columns: minmax(0,1fr) auto auto; }
    .brand-link img { max-width: 150px; }
    .drawer-trigger { min-width: 66px; }
    .app-link { min-width: 72px; padding: 0 10px; }
    .mobile-bottom { display: grid; grid-template-columns: repeat(5, 1fr); position: fixed; z-index: 105; left: 0; right: 0; bottom: 0; min-height: 48px; padding-bottom: env(safe-area-inset-bottom); background: var(--bg-deep); border-top: 1px solid var(--border-strong); }
    .mobile-bottom a { min-height: 48px; display: flex; align-items: center; justify-content: center; color: var(--muted); font-size: 12px; }
    .mobile-bottom a.is-current { background: var(--yellow); color: var(--bg); font-weight: 700; }
    .site-footer { padding-bottom: calc(70px + env(safe-area-inset-bottom)); }
    .site-search { inset: 0; top: 0; background: var(--bg-deep); }
    .site-search.is-open { display: block; }
    .search-card { width: 100%; min-height: 100dvh; border: 0; border-radius: 0; padding: 24px 16px 80px; }
    .search-presets { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .shelf-list li { grid-template-columns: 1fr; gap: 6px; }
    .banner-slot { height: 260px; }
}
@media (max-width: 520px) {
    .shell { width: calc(100% - 32px); }
    .topline-brand { max-width: calc(100vw - 92px); overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
    .brand-link span { font-size: 14px; }
    .brand-link img { max-width: 118px; }
    .drawer-trigger { min-width: 58px; padding: 0 8px; }
    .app-link { min-width: 64px; font-size: 13px; }
    .card { padding: 16px; }
    .media-slot { height: 180px; }
    .app-slot { height: 320px; }
}