:root {
    --bg: #24003f;
    --bg-deep: #16002b;
    --bg-soft: #2d0052;
    --cyan: #25dff5;
    --pink: #f06bea;
    --violet: #8f7bff;
    --title: #bfffff;
    --text: #ffffff;
    --muted: #d8c7ff;
    --note: #b99ee8;
    --card: rgba(60, 0, 100, .56);
    --border: rgba(191, 255, 255, .14);
    --shadow: 0 18px 46px rgba(0, 0, 0, .32);
    --max: 1240px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    background:
        radial-gradient(circle at 12% 8%, rgba(143, 123, 255, .16), transparent 26%),
        radial-gradient(circle at 86% 18%, rgba(240, 107, 234, .13), transparent 24%),
        linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
    color: var(--text);
    font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
    line-height: 1.75;
    overflow-x: hidden;
}
body.drawer-open { overflow: hidden; }
a { color: inherit; }
img { display: block; max-width: 100%; height: auto; }
button, a { -webkit-tap-highlight-color: transparent; }
.container { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; }
.site-header {
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 9999;
    background: rgba(36, 0, 63, .72);
    backdrop-filter: blur(12px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, .22);
    border-bottom: 1px solid rgba(191, 255, 255, .08);
}
.header-inner {
    width: min(calc(100% - 40px), 1280px);
    margin: 0 auto;
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.site-logo { flex: 0 0 auto; }
.site-logo img { max-height: 46px; width: auto; }
.nav-core { display: flex; align-items: center; justify-content: center; gap: 8px; }
.nav-core a { padding: 8px 12px; border-radius: 999px; text-decoration: none; white-space: nowrap; font-size: 15px; }
.nav-core a:hover, .nav-core a.active { color: var(--cyan); background: rgba(37, 223, 245, .12); }
.header-actions { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.main-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 10px 20px;
    border-radius: 10px;
    background: linear-gradient(90deg, #21dff5 0%, #8f7bff 52%, #f06bea 100%);
    color: #fff;
    text-decoration: none;
    font-weight: 700;
    box-shadow: 0 14px 30px rgba(240, 107, 234, .26);
    transition: transform .2s ease, box-shadow .2s ease;
}
.main-btn:hover { transform: translateY(-1px); box-shadow: 0 18px 40px rgba(37, 223, 245, .30); }
.menu-toggle { width: 46px; height: 46px; border-radius: 10px; border: 1px solid var(--border); background: rgba(255,255,255,.06); display: grid; place-content: center; gap: 5px; cursor: pointer; }
.menu-toggle span { width: 22px; height: 2px; background: #fff; border-radius: 2px; }
.drawer-overlay { position: fixed; inset: 0; z-index: 10000; background: rgba(10, 0, 20, .72); opacity: 0; visibility: hidden; transition: .25s ease; }
.site-drawer { position: fixed; top: 0; right: 0; bottom: 0; z-index: 10001; width: min(390px, 88vw); padding: 22px; background: linear-gradient(180deg, #300052, #16002b); transform: translateX(102%); transition: transform .25s ease; overflow-y: auto; box-shadow: -18px 0 48px rgba(0,0,0,.4); }
.drawer-open .drawer-overlay { opacity: 1; visibility: visible; }
.drawer-open .site-drawer { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-bottom: 18px; border-bottom: 1px solid var(--border); }
.drawer-logo img { max-height: 44px; width: auto; }
.drawer-close { width: 42px; height: 42px; border: 0; border-radius: 50%; background: rgba(255,255,255,.08); color: #fff; font-size: 28px; cursor: pointer; }
.drawer-nav { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 10px; margin: 22px 0; }
.drawer-nav a { padding: 11px 12px; border-radius: 10px; text-decoration: none; background: rgba(255,255,255,.05); border: 1px solid transparent; color: var(--muted); }
.drawer-nav a:hover, .drawer-nav a.active { color: var(--cyan); border-color: rgba(37,223,245,.28); background: rgba(37,223,245,.09); }
.drawer-cta { width: 100%; }
.hero {
    position: relative;
    min-height: 690px;
    display: grid;
    align-items: center;
    background: linear-gradient(rgba(22,0,43,.44), rgba(36,0,63,.88)), url('背景.webp') center/cover no-repeat;
    overflow: hidden;
}
.hero::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 190px; background: linear-gradient(180deg, transparent, var(--bg)); pointer-events: none; }
.hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1.04fr .96fr; align-items: center; gap: 48px; padding: 86px 0 110px; }
.hero-copy h1 { margin: 0 0 16px; font-size: clamp(44px, 7vw, 82px); line-height: 1.05; color: var(--title); text-shadow: 0 0 30px rgba(37,223,245,.28); }
.hero-copy .subtitle { color: var(--pink); font-size: clamp(18px, 2.4vw, 28px); font-weight: 700; margin-bottom: 18px; }
.hero-copy p { max-width: 720px; color: var(--muted); font-size: 17px; }
.hero-visual { display: flex; justify-content: center; filter: drop-shadow(0 24px 55px rgba(240,107,234,.25)); }
.hero-visual img { max-height: 520px; object-fit: contain; }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px; margin: 26px 0; }
.hero-points span { padding: 8px 13px; border: 1px solid rgba(191,255,255,.18); background: rgba(60,0,100,.45); border-radius: 999px; color: var(--title); }
.section { padding: 82px 0; }
.section.alt { background: rgba(22,0,43,.42); }
.section-head { max-width: 820px; margin-bottom: 34px; }
.section-kicker { color: var(--pink); font-weight: 700; letter-spacing: .08em; }
h1, h2, h3, .section-title { color: var(--title); text-shadow: 0 0 18px rgba(37,223,245,.20); }
.section-title { margin: 8px 0 12px; font-size: clamp(30px, 4vw, 48px); line-height: 1.2; }
.section-head p, .lead, .muted { color: var(--muted); }
.card, .zone-card, .info-card, .review-card, .faq-item, .content-panel {
    background: var(--card);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    backdrop-filter: blur(10px);
    border-radius: 16px;
}
.highlight-strip { position: relative; z-index: 3; margin-top: -58px; }
.highlight-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.highlight-grid .info-card { padding: 22px; }
.highlight-grid h2 { margin: 0 0 8px; font-size: 20px; }
.highlight-grid p { margin: 0; color: var(--muted); font-size: 14px; }
.quick-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 16px; }
.quick-card { padding: 24px; min-height: 190px; display: flex; flex-direction: column; }
.quick-card h3 { margin: 0 0 8px; font-size: 21px; }
.quick-card p { color: var(--muted); flex: 1; }
.text-link { color: var(--cyan); text-decoration: none; font-weight: 700; }
.text-link:hover { text-decoration: underline; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; align-items: center; }
.split.reverse .visual { order: 2; }
.content-panel { padding: 34px; }
.content-panel h2 { margin-top: 0; font-size: clamp(28px, 3.3vw, 42px); }
.content-panel p, .content-panel li { color: var(--muted); }
.feature-list { padding-left: 20px; }
.visual img { width: 100%; max-height: 520px; object-fit: contain; }
.poster-banner { width: min(calc(100% - 40px), 1040px); margin: 0 auto; }
.poster-banner img { width: 100%; border-radius: 24px; object-fit: contain; box-shadow: 0 22px 60px rgba(0,0,0,.38); }
.poster-note { text-align: center; max-width: 760px; margin: 18px auto 0; color: var(--muted); }
.game-grid { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: 16px; }
.game-card { overflow: hidden; transition: transform .22s ease, box-shadow .22s ease; }
.game-card:hover { transform: translateY(-5px); box-shadow: 0 22px 54px rgba(37,223,245,.18); }
.game-card img { width: 100%; aspect-ratio: 4/3; object-fit: contain; background: rgba(22,0,43,.65); }
.game-card-body { padding: 18px; }
.game-card h3 { margin: 0 0 8px; font-size: 18px; }
.game-card p { color: var(--muted); font-size: 14px; min-height: 72px; }
.game-card .main-btn { width: 100%; min-height: 42px; padding: 8px 12px; font-size: 14px; }
.dual-grid, .activity-grid, .security-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 24px; }
.dual-grid .card, .activity-grid .card, .security-grid .card { padding: 28px; }
.dual-grid img, .activity-grid img { width: 100%; max-height: 330px; object-fit: contain; margin-bottom: 18px; }
.review-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }
.review-card { padding: 24px; }
.review-card p { margin: 0; color: var(--muted); }
.review-card strong { display: block; margin-top: 14px; color: var(--cyan); }
.faq-list { display: grid; gap: 14px; }
.faq-item { padding: 22px 24px; }
.faq-item h3 { margin: 0 0 8px; font-size: 20px; }
.faq-item p { margin: 0; color: var(--muted); }
.notice-box { padding: 28px; border-radius: 18px; background: linear-gradient(135deg, rgba(37,223,245,.10), rgba(240,107,234,.10)); border: 1px solid rgba(191,255,255,.2); }
.page-hero { padding: 96px 0 64px; background: radial-gradient(circle at 80% 20%, rgba(240,107,234,.16), transparent 28%), linear-gradient(180deg, rgba(59,0,107,.72), rgba(36,0,63,.2)); }
.page-hero-inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: 42px; align-items: center; }
.page-hero h1 { margin: 0 0 16px; font-size: clamp(38px, 5.4vw, 66px); line-height: 1.12; }
.page-hero p { color: var(--muted); font-size: 17px; }
.page-hero img { width: 100%; max-height: 420px; object-fit: contain; filter: drop-shadow(0 18px 38px rgba(37,223,245,.18)); }
.content-grid { display: grid; grid-template-columns: minmax(0,1.7fr) minmax(260px,.7fr); gap: 28px; align-items: start; }
.article { padding: 34px; }
.article h2 { margin-top: 0; font-size: 30px; }
.article h3 { margin-top: 28px; }
.article p, .article li { color: var(--muted); }
.sidebar { display: grid; gap: 18px; position: sticky; top: 98px; }
.sidebar .card { padding: 22px; }
.sidebar h2 { margin-top: 0; font-size: 22px; }
.sidebar a { display: block; color: var(--cyan); text-decoration: none; padding: 7px 0; }
.tag-row { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0 26px; }
.tag { color: var(--pink); border: 1px solid rgba(240,107,234,.24); background: rgba(240,107,234,.08); border-radius: 999px; padding: 6px 10px; }
.info-steps { counter-reset: step; display: grid; gap: 14px; margin: 24px 0; }
.info-step { position: relative; padding: 20px 20px 20px 66px; border-radius: 14px; background: rgba(255,255,255,.04); border: 1px solid var(--border); }
.info-step::before { counter-increment: step; content: counter(step); position: absolute; left: 18px; top: 18px; width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; background: linear-gradient(135deg, var(--cyan), var(--violet)); color: #fff; font-weight: 700; }
.site-footer { background: #140024; color: var(--muted); padding: 58px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.25fr; gap: 28px; }
.footer-brand img { max-height: 48px; width: auto; margin-bottom: 16px; }
.site-footer h2 { font-size: 18px; }
.site-footer a { display: block; color: var(--muted); text-decoration: none; margin: 7px 0; }
.site-footer a:hover { color: var(--cyan); }
.footer-bottom { margin-top: 40px; padding: 18px 20px; text-align: center; border-top: 1px solid rgba(191,255,255,.09); }
.mobile-quick { display: none; }
@media (max-width: 1080px) {
    .nav-core { display: none; }
    .game-grid { grid-template-columns: repeat(4, minmax(0,1fr)); }
    .quick-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
    .review-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 820px) {
    body { padding-bottom: 68px; }
    .container, .header-inner { width: min(calc(100% - 28px), var(--max)); }
    .header-inner { min-height: 64px; gap: 10px; }
    .site-logo img { max-height: 38px; }
    .header-cta { min-height: 40px; padding: 8px 13px; font-size: 14px; }
    .menu-toggle { width: 40px; height: 40px; }
    .hero { min-height: auto; }
    .hero-inner, .page-hero-inner, .split, .content-grid { grid-template-columns: 1fr; }
    .hero-inner { padding: 64px 0 100px; }
    .hero-copy { text-align: center; }
    .hero-copy p { margin-left: auto; margin-right: auto; }
    .hero-points { justify-content: center; }
    .hero-visual img { max-height: 380px; }
    .highlight-strip { margin-top: -44px; }
    .highlight-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
    .quick-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
    .game-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
    .dual-grid, .activity-grid, .security-grid { grid-template-columns: 1fr; }
    .split.reverse .visual { order: initial; }
    .sidebar { position: static; }
    .footer-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
    .mobile-quick { position: fixed; left: 0; right: 0; bottom: 0; z-index: 9998; display: grid; grid-template-columns: repeat(4,1fr); background: rgba(20,0,36,.96); backdrop-filter: blur(10px); border-top: 1px solid rgba(191,255,255,.12); }
    .mobile-quick a { text-align: center; padding: 13px 6px calc(13px + env(safe-area-inset-bottom)); color: var(--muted); text-decoration: none; font-size: 14px; }
    .mobile-quick a:hover { color: var(--cyan); }
}
@media (max-width: 560px) {
    .section { padding: 62px 0; }
    .hero-copy h1 { font-size: 44px; }
    .highlight-grid, .quick-grid, .review-grid, .footer-grid { grid-template-columns: 1fr; }
    .game-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
    .game-card p { min-height: auto; }
    .content-panel, .article { padding: 24px; }
    .page-hero { padding: 68px 0 48px; }
    .drawer-nav { grid-template-columns: 1fr; }
    .header-actions { gap: 6px; }
    .header-cta { padding: 8px 10px; }
}