:root {
    --bg: #24003f;
    --bg-deep: #16002b;
    --bg-soft: #2d0052;
    --bg-mid: #3b006b;
    --bg-bright: #4a007f;
    --cyan: #25dff5;
    --cyan-soft: #bfffff;
    --pink: #f06bea;
    --violet: #8f7bff;
    --text: #ffffff;
    --text-soft: #d8c7ff;
    --text-muted: #b99ee8;
    --card: rgba(60, 0, 100, .56);
    --border: rgba(191, 255, 255, .14);
    --shadow: 0 18px 46px rgba(0, 0, 0, .32);
    --gradient: linear-gradient(90deg, #21dff5 0%, #8f7bff 52%, #f06bea 100%);
    --container: 1240px;
    --radius: 18px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg-deep); }
body {
    margin: 0;
    min-width: 320px;
    overflow-x: hidden;
    background:
        radial-gradient(circle at 10% 12%, rgba(143, 123, 255, .22), transparent 30%),
        radial-gradient(circle at 88% 25%, rgba(240, 107, 234, .17), transparent 34%),
        linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
    color: var(--text);
    font-family: "Microsoft YaHei", "PingFang SC", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.75;
}
body.drawer-open { overflow: hidden; }
a { color: inherit; }
img { display: block; max-width: 100%; height: auto; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
.skip-link {
    position: fixed;
    left: 12px;
    top: -80px;
    z-index: 12000;
    padding: 10px 14px;
    background: #fff;
    color: #24003f;
    border-radius: 8px;
}
.skip-link:focus { top: 12px; }

.site-header {
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 9999;
    background: rgba(36, 0, 63, .72);
    backdrop-filter: blur(14px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, .22);
    border-bottom: 1px solid rgba(191, 255, 255, .08);
}
.header-inner {
    max-width: 1280px;
    min-height: 72px;
    margin: 0 auto;
    padding: 8px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}
.site-logo { flex: 0 0 auto; }
.site-logo img { width: auto; max-height: 46px; }
.nav-core { display: flex; align-items: center; justify-content: center; gap: 8px; }
.nav-core a {
    padding: 8px 11px;
    border-radius: 999px;
    color: var(--text);
    text-decoration: none;
    font-size: 14px;
    white-space: nowrap;
    transition: .2s ease;
}
.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: 44px;
    padding: 10px 20px;
    border: 0;
    border-radius: 10px;
    background: var(--gradient);
    color: #fff;
    font-weight: 700;
    text-decoration: none;
    box-shadow: 0 14px 30px rgba(240, 107, 234, .26);
    transition: transform .2s ease, box-shadow .2s ease, filter .2s ease;
}
.main-btn:hover { transform: translateY(-2px); box-shadow: 0 18px 40px rgba(37, 223, 245, .30); filter: saturate(1.12); }
.main-btn:focus-visible, .menu-toggle:focus-visible, .drawer-close:focus-visible, a:focus-visible, summary:focus-visible {
    outline: 3px solid var(--cyan-soft);
    outline-offset: 3px;
}
.menu-toggle {
    width: 44px;
    height: 44px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: rgba(255, 255, 255, .06);
    display: grid;
    place-content: center;
    gap: 5px;
    cursor: pointer;
}
.menu-toggle span { width: 20px; height: 2px; border-radius: 2px; background: #fff; }

.drawer-overlay {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(8, 0, 18, .72);
    backdrop-filter: blur(3px);
}
.site-drawer {
    position: fixed;
    top: 0;
    right: 0;
    z-index: 10001;
    width: min(390px, 92vw);
    height: 100dvh;
    padding: 20px;
    overflow-y: auto;
    transform: translateX(104%);
    transition: transform .28s ease;
    background: linear-gradient(180deg, #2d0052, #16002b);
    border-left: 1px solid rgba(191, 255, 255, .16);
    box-shadow: -24px 0 70px rgba(0, 0, 0, .46);
}
.site-drawer.is-open { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.drawer-logo img { max-height: 48px; width: auto; }
.drawer-close {
    width: 42px;
    height: 42px;
    border: 1px solid var(--border);
    border-radius: 50%;
    background: rgba(255, 255, 255, .06);
    color: #fff;
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
}
.drawer-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
.drawer-nav a {
    padding: 11px 12px;
    border: 1px solid rgba(191, 255, 255, .1);
    border-radius: 10px;
    background: rgba(255, 255, 255, .035);
    color: var(--text-soft);
    text-decoration: none;
}
.drawer-nav a:hover { color: var(--cyan); border-color: rgba(37, 223, 245, .38); }
.drawer-cta { width: 100%; margin-top: 18px; }

.section-shell { width: min(var(--container), calc(100% - 40px)); margin-inline: auto; }
section { padding-block: 72px; }
h1, h2, h3, .section-title {
    margin-top: 0;
    color: var(--cyan-soft);
    line-height: 1.25;
    text-shadow: 0 0 18px rgba(37, 223, 245, .20);
}
h1 { font-size: clamp(38px, 7vw, 78px); letter-spacing: -.03em; }
h2 { font-size: clamp(28px, 4vw, 44px); }
h3 { font-size: clamp(20px, 2.5vw, 27px); }
p { color: var(--text-soft); }
.section-kicker, .tag, .label, .badge { color: var(--pink); font-weight: 800; letter-spacing: .08em; }
.section-heading { max-width: 760px; margin-bottom: 30px; }
.section-heading p { margin-bottom: 0; }
.card, .zone-card, .info-card, .review-card, .content-panel, .faq-list details {
    background: var(--card);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    backdrop-filter: blur(10px);
    border-radius: var(--radius);
}

.home-hero {
    position: relative;
    min-height: min(820px, calc(100vh - 72px));
    display: grid;
    align-items: center;
    overflow: hidden;
    background-image:
        linear-gradient(90deg, rgba(22, 0, 43, .92) 0%, rgba(36, 0, 63, .72) 50%, rgba(36, 0, 63, .34) 100%),
        linear-gradient(0deg, #24003f 0%, transparent 40%),
        url('背景.webp');
    background-size: cover;
    background-position: center;
}
.home-hero::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -100px;
    height: 240px;
    background: radial-gradient(ellipse at center, rgba(143, 123, 255, .42), transparent 68%);
    pointer-events: none;
}
.hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr .95fr; gap: 44px; align-items: center; }
.hero-copy { padding-block: 70px; }
.hero-copy h1 { margin: 14px 0 18px; }
.hero-subtitle { font-size: clamp(20px, 3vw, 31px); color: #fff; font-weight: 700; }
.hero-lead { max-width: 760px; font-size: 17px; }
.hero-actions { display: flex; gap: 12px; margin-top: 26px; flex-wrap: wrap; }
.hero-visual { padding: 24px; background: radial-gradient(circle, rgba(37, 223, 245, .15), transparent 62%); }
.hero-visual img { width: 100%; height: auto; object-fit: contain; filter: drop-shadow(0 28px 50px rgba(0, 0, 0, .38)); }
.mini-points { display: flex; gap: 10px; flex-wrap: wrap; padding: 0; margin: 28px 0 0; list-style: none; }
.mini-points li { padding: 8px 12px; border: 1px solid var(--border); border-radius: 999px; color: var(--cyan-soft); background: rgba(255, 255, 255, .04); }

.highlight-strip { padding-block: 22px; }
.highlight-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.highlight-card { padding: 20px; border-radius: 16px; background: linear-gradient(145deg, rgba(74, 0, 127, .75), rgba(45, 0, 82, .72)); border: 1px solid rgba(37, 223, 245, .18); }
.highlight-card h2 { font-size: 21px; margin-bottom: 6px; }
.highlight-card p { margin: 0; font-size: 14px; }

.quick-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; }
.quick-card { padding: 22px; min-height: 190px; display: flex; flex-direction: column; transition: .22s ease; }
.quick-card:hover { transform: translateY(-5px); border-color: rgba(37, 223, 245, .38); box-shadow: 0 22px 52px rgba(37, 223, 245, .12); }
.quick-card h3 { margin-bottom: 8px; }
.quick-card p { flex: 1; margin-top: 0; }
.text-link { color: var(--cyan); text-decoration: none; font-weight: 700; }
.text-link:hover { color: var(--pink); }

.split-section { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; align-items: center; }
.split-section.reverse .split-copy { order: 2; }
.split-section.reverse .content-figure { order: 1; }
.split-copy { padding: 18px 0; }
.content-figure { overflow: hidden; padding: 20px; }
.content-figure img { width: 100%; max-height: 580px; object-fit: contain; }
.check-list { padding: 0; margin: 22px 0 0; list-style: none; display: grid; gap: 10px; }
.check-list li { position: relative; padding-left: 28px; color: var(--text-soft); }
.check-list li::before { content: "◆"; position: absolute; left: 0; color: var(--cyan); }

.poster-banner { padding-block: 34px; }
.poster-banner figure { max-width: 1040px; margin: 0 auto; padding: 12px; overflow: hidden; }
.poster-banner img { width: 100%; height: auto; object-fit: contain; border-radius: 14px; }
.poster-caption { max-width: 760px; margin: 16px auto 0; text-align: center; }

.game-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.game-card { overflow: hidden; display: flex; flex-direction: column; transition: .22s ease; }
.game-card:hover { transform: translateY(-6px); border-color: rgba(37, 223, 245, .42); box-shadow: 0 24px 54px rgba(37, 223, 245, .14); }
.game-card img { width: 100%; aspect-ratio: 1 / 1; object-fit: contain; background: rgba(0, 0, 0, .12); }
.game-card-body { padding: 18px; display: flex; flex-direction: column; flex: 1; }
.game-card-body h3 { font-size: 19px; }
.game-card-body p { font-size: 14px; flex: 1; }
.game-card .main-btn { min-height: 40px; padding: 8px 12px; font-size: 14px; }

.dual-grid, .news-grid, .security-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.info-card { padding: 26px; overflow: hidden; }
.info-card img { width: 100%; max-height: 380px; object-fit: contain; margin-bottom: 20px; }
.activity-card img { background: rgba(255, 255, 255, .03); border-radius: 12px; }
.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.review-card { margin: 0; padding: 24px; }
.review-card p { margin-top: 0; }
.review-card footer { color: var(--pink); font-weight: 700; }
.faq-list { display: grid; gap: 12px; }
.faq-list details { padding: 0 20px; }
.faq-list summary { cursor: pointer; padding: 18px 0; color: var(--cyan-soft); font-weight: 800; }
.faq-list details p { margin: 0 0 20px; }
.compliance-note { margin-bottom: 70px; padding: 34px; border-radius: 20px; background: linear-gradient(135deg, rgba(37, 223, 245, .09), rgba(240, 107, 234, .09)); border: 1px solid rgba(191, 255, 255, .16); }

.page-hero { min-height: 590px; display: grid; grid-template-columns: 1.1fr .9fr; gap: 38px; align-items: center; }
.page-hero-copy { padding-block: 54px; }
.page-hero h1 { font-size: clamp(38px, 6vw, 67px); margin: 12px 0 20px; }
.page-hero-media { padding: 22px; overflow: hidden; }
.page-hero-media img { width: 100%; max-height: 500px; object-fit: contain; }
.content-stack { padding-top: 18px; display: grid; gap: 26px; }
.content-panel { padding: 34px; display: grid; grid-template-columns: 1fr; gap: 24px; }
.content-panel:has(.content-figure) { grid-template-columns: 1.1fr .9fr; align-items: center; }
.content-panel-alt:has(.content-figure) > div { order: 2; }
.content-panel-alt:has(.content-figure) .content-figure { order: 1; }
.content-panel p:last-of-type { margin-bottom: 0; }
.cta-band { margin-block: 70px; padding: 34px; border-radius: 22px; display: flex; align-items: center; justify-content: space-between; gap: 24px; background: linear-gradient(135deg, rgba(74, 0, 127, .92), rgba(45, 0, 82, .86)); border: 1px solid rgba(37, 223, 245, .2); box-shadow: var(--shadow); }
.cta-band h2 { margin-bottom: 8px; }
.cta-band p { margin: 0; max-width: 760px; }

.site-footer { background: #140024; color: var(--text-soft); border-top: 1px solid rgba(191, 255, 255, .08); }
.footer-inner { width: min(var(--container), calc(100% - 40px)); margin: 0 auto; padding: 60px 0 36px; display: grid; grid-template-columns: 1fr 1.45fr; gap: 50px; }
.footer-brand img { width: auto; max-height: 50px; }
.footer-brand p { max-width: 470px; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.footer-links h2 { font-size: 18px; }
.footer-links a { display: block; color: var(--text-soft); text-decoration: none; margin: 8px 0; }
.footer-links a:hover { color: var(--cyan); }
.footer-bottom { border-top: 1px solid rgba(191, 255, 255, .08); padding: 18px 20px 86px; text-align: center; }
.footer-bottom p { margin: 4px 0; font-size: 13px; }
.mobile-dock { display: none; }

@media (max-width: 1080px) {
    .nav-core { display: none; }
    .hero-inner, .page-hero { grid-template-columns: 1fr 1fr; }
    .quick-grid { grid-template-columns: repeat(3, 1fr); }
    .game-grid { grid-template-columns: repeat(4, 1fr); }
    .review-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 820px) {
    section { padding-block: 56px; }
    .header-inner { min-height: 66px; padding-inline: 14px; gap: 10px; }
    .site-logo img { max-width: 138px; max-height: 40px; }
    .header-cta { min-height: 40px; padding: 8px 13px; font-size: 13px; }
    .menu-toggle { width: 40px; height: 40px; }
    .home-hero { min-height: auto; background-position: 58% center; }
    .hero-inner, .page-hero { grid-template-columns: 1fr; }
    .hero-copy { padding: 64px 0 24px; }
    .hero-visual { max-width: 560px; margin: 0 auto 38px; }
    .highlight-grid { grid-template-columns: repeat(2, 1fr); }
    .quick-grid { grid-template-columns: repeat(2, 1fr); }
    .split-section, .dual-grid, .news-grid, .security-grid { grid-template-columns: 1fr; }
    .split-section.reverse .split-copy, .split-section.reverse .content-figure { order: initial; }
    .game-grid { grid-template-columns: repeat(3, 1fr); }
    .content-panel:has(.content-figure) { grid-template-columns: 1fr; }
    .content-panel-alt:has(.content-figure) > div, .content-panel-alt:has(.content-figure) .content-figure { order: initial; }
    .cta-band { flex-direction: column; align-items: flex-start; }
    .footer-inner { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
    body { padding-bottom: 64px; }
    .section-shell { width: min(100% - 28px, var(--container)); }
    section { padding-block: 45px; }
    h1 { font-size: clamp(36px, 13vw, 54px); }
    h2 { font-size: clamp(27px, 9vw, 36px); }
    .header-actions { gap: 7px; }
    .header-cta { padding-inline: 11px; }
    .drawer-nav { grid-template-columns: 1fr; }
    .highlight-grid, .quick-grid, .review-grid { grid-template-columns: 1fr; }
    .game-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .game-card-body { padding: 13px; }
    .game-card-body h3 { font-size: 16px; }
    .game-card-body p { font-size: 13px; }
    .content-panel, .compliance-note, .cta-band { padding: 24px; }
    .page-hero { min-height: auto; padding-top: 25px; }
    .page-hero-copy { padding-bottom: 8px; }
    .footer-links { grid-template-columns: 1fr 1fr; }
    .mobile-dock {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 9000;
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        min-height: 60px;
        padding-bottom: env(safe-area-inset-bottom);
        background: rgba(22, 0, 43, .94);
        backdrop-filter: blur(14px);
        border-top: 1px solid rgba(191, 255, 255, .14);
    }
    .mobile-dock a { display: grid; place-items: center; color: var(--text-soft); text-decoration: none; font-size: 13px; }
    .mobile-dock a:hover { color: var(--cyan); }
    .footer-bottom { padding-bottom: 20px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}