:root {
  --bg: #24003f;
  --deep: #16002b;
  --panel: #2d0052;
  --panel-2: #3b006b;
  --panel-3: #4a007f;
  --title: #bfffff;
  --cyan: #25dff5;
  --pink: #f06bea;
  --text: #ffffff;
  --muted: #d8c7ff;
  --soft: #b99ee8;
  --glass: rgba(60, 0, 100, 0.56);
  --line: rgba(191,255,255,0.14);
  --gradient: linear-gradient(90deg, #21dff5 0%, #8f7bff 52%, #f06bea 100%);
  --shadow: 0 18px 46px rgba(0,0,0,0.32);
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; overflow-x: hidden; overflow-y: auto; scroll-behavior: smooth; }
body { font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif; background: radial-gradient(circle at 12% 10%, rgba(240,107,234,.18), transparent 30%), radial-gradient(circle at 86% 12%, rgba(37,223,245,.16), transparent 32%), var(--bg); color: var(--text); line-height: 1.75; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; object-fit: contain; }
main { position: relative; z-index: 1; }
.section { padding: 86px 20px; position: relative; }
.section.tight { padding-top: 54px; }
.container { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.container.wide { width: min(1280px, calc(100% - 40px)); }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; color: var(--cyan); letter-spacing: .06em; font-weight: 700; font-size: 14px; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--gradient); border-radius: 999px; box-shadow: 0 0 14px rgba(37,223,245,.5); }
h1, h2, h3, .section-title { color: var(--title); text-shadow: 0 0 18px rgba(37,223,245,0.20); line-height: 1.25; margin: 0 0 18px; }
h1 { font-size: clamp(40px, 7vw, 86px); letter-spacing: .06em; }
h2, .section-title { font-size: clamp(28px, 4vw, 48px); }
h3 { font-size: 22px; }
p { margin: 0 0 16px; color: var(--muted); }
ul { margin: 0; padding-left: 20px; color: var(--muted); }
li { margin: 8px 0; }
.highlight { color: var(--cyan); font-weight: 700; }
.main-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 22px; border-radius: 6px; background: var(--gradient); color: #ffffff; font-weight: 800; letter-spacing: .02em; box-shadow: 0 14px 30px rgba(240,107,234,0.26); transition: transform .2s ease, box-shadow .2s ease; border: 0; cursor: pointer; white-space: nowrap; }
.main-btn:hover { transform: translateY(-1px); box-shadow: 0 18px 40px rgba(37,223,245,0.30); }
.ghost-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 20px; border: 1px solid rgba(191,255,255,.22); border-radius: 6px; color: var(--title); background: rgba(255,255,255,.04); }
.text-link { color: var(--cyan); font-weight: 800; margin-top: auto; display: inline-flex; align-items: center; gap: 6px; }
.text-link::after { content: "›"; font-size: 20px; line-height: 1; }
.card, .zone-card, .info-card, .game-card, .feature-card, .activity-card, .faq-card, .article-card { background: var(--glass); border: 1px solid var(--line); box-shadow: var(--shadow); backdrop-filter: blur(10px); border-radius: 18px; }
.site-header { position: sticky; top: 0; width: 100%; z-index: 9999; background: rgba(36,0,63,0.62); backdrop-filter: blur(12px); box-shadow: 0 8px 24px rgba(0,0,0,0.22); border-bottom: 1px solid rgba(191,255,255,.08); }
.header-inner { max-width: 1280px; margin: 0 auto; min-height: 72px; padding: 0 22px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand img, .drawer-logo img { width: 156px; max-height: 52px; display: block; }
.desktop-nav { display: flex; align-items: center; justify-content: center; gap: 6px; flex: 1; }
.desktop-nav a { color: #ffffff; font-size: 14px; padding: 10px 9px; border-radius: 999px; transition: .2s ease; white-space: nowrap; }
.desktop-nav a:hover, .desktop-nav a.active, .drawer-nav a.active { color: var(--cyan); background: rgba(37,223,245,.10); box-shadow: inset 0 0 0 1px rgba(37,223,245,.16); }
.header-actions { display: flex; align-items: center; gap: 12px; }
.header-cta { min-height: 40px; padding: 0 18px; }
.menu-toggle { width: 46px; height: 42px; display: inline-flex; flex-direction: column; justify-content: center; gap: 5px; padding: 0 11px; border: 1px solid rgba(191,255,255,.18); border-radius: 8px; background: rgba(255,255,255,.05); cursor: pointer; }
.menu-toggle span { height: 2px; width: 100%; background: #ffffff; border-radius: 999px; display: block; box-shadow: 0 0 10px rgba(37,223,245,.45); }
.drawer-mask { position: fixed; inset: 0; background: rgba(0,0,0,.58); z-index: 10000; opacity: 0; pointer-events: none; transition: opacity .25s ease; }
.side-drawer { position: fixed; top: 0; right: 0; width: min(390px, 88vw); height: 100vh; z-index: 10001; transform: translateX(105%); transition: transform .28s ease; background: radial-gradient(circle at top right, rgba(240,107,234,.28), transparent 36%), linear-gradient(160deg, rgba(45,0,82,.98), rgba(20,0,36,.98)); border-left: 1px solid rgba(191,255,255,.16); padding: 24px; box-shadow: -24px 0 70px rgba(0,0,0,.42); overflow-y: auto; }
.drawer-open .drawer-mask { opacity: 1; pointer-events: auto; }
.drawer-open .side-drawer { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.drawer-close { width: 42px; height: 42px; border-radius: 50%; border: 1px solid rgba(191,255,255,.18); background: rgba(255,255,255,.08); color: #fff; font-size: 30px; line-height: 1; cursor: pointer; }
.drawer-intro { margin: 26px 0 16px; color: var(--soft); padding: 14px; border-radius: 14px; background: rgba(255,255,255,.05); }
.drawer-nav { display: grid; gap: 10px; }
.drawer-nav a { color: #fff; padding: 13px 14px; border-radius: 12px; background: rgba(255,255,255,.045); border: 1px solid rgba(191,255,255,.08); }
.drawer-cta { width: 100%; margin: 22px 0 14px; }
.drawer-note { color: var(--soft); font-size: 14px; }
.emoji-bg { position: fixed; inset: 0; overflow: hidden; pointer-events: none; z-index: 0; }
.emoji-bg span { position: absolute; font-size: 28px; opacity: .12; animation: floatEmoji 12s linear infinite; filter: drop-shadow(0 0 10px rgba(37,223,245,.25)); }
.emoji-bg span:nth-child(1) { left: 4%; animation-delay: -1s; animation-duration: 13s; }
.emoji-bg span:nth-child(2) { left: 14%; animation-delay: -6s; animation-duration: 16s; }
.emoji-bg span:nth-child(3) { left: 25%; animation-delay: -3s; animation-duration: 15s; }
.emoji-bg span:nth-child(4) { left: 38%; animation-delay: -9s; animation-duration: 18s; }
.emoji-bg span:nth-child(5) { left: 49%; animation-delay: -2s; animation-duration: 14s; }
.emoji-bg span:nth-child(6) { left: 58%; animation-delay: -7s; animation-duration: 17s; }
.emoji-bg span:nth-child(7) { left: 67%; animation-delay: -5s; animation-duration: 13s; }
.emoji-bg span:nth-child(8) { left: 76%; animation-delay: -11s; animation-duration: 19s; }
.emoji-bg span:nth-child(9) { left: 84%; animation-delay: -4s; animation-duration: 16s; }
.emoji-bg span:nth-child(10) { left: 91%; animation-delay: -8s; animation-duration: 15s; }
.emoji-bg span:nth-child(11) { left: 32%; animation-delay: -12s; animation-duration: 20s; }
.emoji-bg span:nth-child(12) { left: 72%; animation-delay: -14s; animation-duration: 21s; }
@keyframes floatEmoji {
  0% { transform: translate3d(0, 110vh, 0) rotate(0deg); opacity: 0; }
  12% { opacity: .16; }
  50% { transform: translate3d(22px, 45vh, 0) rotate(12deg); }
  100% { transform: translate3d(-18px, -12vh, 0) rotate(28deg); opacity: 0; }
}
.hero-section { min-height: 100vh; background: linear-gradient(180deg, rgba(35,0,63,0.55) 0%, rgba(35,0,63,0.78) 58%, rgba(141,0,255,0.92) 100%), url("背景.webp") center center / cover no-repeat; position: relative; overflow: hidden; display: flex; align-items: center; padding: 92px 20px 120px; }
.hero-section::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 230px; background: linear-gradient(180deg, rgba(141,0,255,0) 0%, rgba(157,0,255,0.95) 100%); pointer-events: none; }
.hero-inner { width: min(1200px, 100%); margin: 0 auto; position: relative; z-index: 2; display: grid; grid-template-columns: 1.02fr .98fr; gap: 44px; align-items: center; }
.hero-copy { text-align: left; }
.hero-copy .subtitle { color: var(--title); font-size: clamp(18px, 2.5vw, 26px); margin-bottom: 14px; font-weight: 800; }
.hero-copy p { font-size: 17px; max-width: 720px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 26px; }
.hero-visual { min-height: 420px; display: flex; align-items: center; justify-content: center; position: relative; }
.hero-visual::before { content: ""; position: absolute; width: 72%; height: 68%; border-radius: 50%; background: radial-gradient(circle, rgba(37,223,245,.26), transparent 65%); filter: blur(18px); }
.hero-visual img { position: relative; width: min(460px, 96%); max-height: 510px; object-fit: contain; filter: drop-shadow(0 28px 42px rgba(0,0,0,.38)); }
.stats-strip { max-width: 1080px; margin: -46px auto 90px; border-radius: 12px; background: linear-gradient(100deg, #f06bea 0%, #9b67f0 48%, #6d67ff 100%); box-shadow: 0 0 0 1px rgba(255,255,255,0.08), 0 16px 38px rgba(0,0,0,0.28); border-bottom: 4px solid #25f5e7; position: relative; z-index: 3; display: grid; grid-template-columns: repeat(4, 1fr); overflow: hidden; }
.stat-item { padding: 22px 18px; text-align: center; position: relative; }
.stat-item + .stat-item::before { content: ""; position: absolute; left: 0; top: 18%; bottom: 18%; width: 1px; background: rgba(255,255,255,.28); }
.stat-number { display: block; color: #fff; font-size: clamp(26px, 4vw, 42px); font-weight: 900; line-height: 1; margin-bottom: 8px; }
.stat-label { color: var(--title); font-weight: 800; }
.category-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; align-items: stretch; }
.category-card { min-height: 172px; padding: 22px; display: flex; flex-direction: column; border-radius: 18px; background: linear-gradient(160deg, rgba(60,0,100,.64), rgba(22,0,43,.78)); border: 1px solid rgba(191,255,255,.14); box-shadow: var(--shadow); }
.category-card .num { color: var(--cyan); font-weight: 900; letter-spacing: .08em; margin-bottom: 12px; }
.category-card h3 { min-height: 32px; margin-bottom: 10px; }
.category-card p { min-height: 54px; margin-bottom: 16px; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 38px; align-items: center; }
.split-card { padding: 34px; border-radius: 24px; background: linear-gradient(145deg, rgba(74,0,127,.65), rgba(22,0,43,.80)); border: 1px solid rgba(191,255,255,.14); box-shadow: var(--shadow); }
.visual-panel { min-height: 420px; display: flex; align-items: center; justify-content: center; padding: 26px; position: relative; overflow: hidden; border-radius: 24px; background: radial-gradient(circle, rgba(240,107,234,.20), rgba(45,0,82,.58) 54%, rgba(22,0,43,.76)); border: 1px solid rgba(191,255,255,.14); box-shadow: var(--shadow); }
.visual-panel img { max-height: 380px; object-fit: contain; filter: drop-shadow(0 24px 34px rgba(0,0,0,.36)); }
.point-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; margin: 20px 0 24px; }
.point { padding: 13px 14px; border-radius: 12px; color: #fff; background: rgba(255,255,255,.055); border: 1px solid rgba(191,255,255,.12); }
.poster-banner { max-width: 1040px; margin: 70px auto 36px; border-radius: 12px; overflow: hidden; box-shadow: 0 24px 60px rgba(0,0,0,.38); border: 1px solid rgba(191,255,255,.14); background: rgba(22,0,43,.68); }
.poster-banner img { width: 100%; display: block; height: auto; object-fit: contain; }
.section-head { max-width: 800px; margin: 0 auto 34px; text-align: center; }
.game-grid { max-width: 1120px; margin: 0 auto; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 18px; align-items: stretch; }
.game-card { min-height: 420px; display: flex; flex-direction: column; padding: 18px; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.game-card:hover { transform: translateY(-5px); border-color: rgba(37,223,245,.42); box-shadow: 0 24px 58px rgba(37,223,245,.14), 0 18px 46px rgba(0,0,0,0.35); }
.game-card .game-img-wrap { height: 170px; display: flex; align-items: center; justify-content: center; margin-bottom: 18px; border-radius: 14px; background: radial-gradient(circle, rgba(37,223,245,.12), rgba(255,255,255,.035) 60%); }
.game-card img { max-width: 100%; max-height: 160px; width: auto; height: auto; object-fit: contain; display: block; }
.game-card h3 { min-height: 52px; margin-bottom: 10px; }
.game-card p { min-height: 78px; margin-bottom: 16px; font-size: 14px; }
.feature-grid, .article-grid, .faq-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; align-items: stretch; }
.feature-card, .article-card, .faq-card { min-height: 230px; padding: 24px; display: flex; flex-direction: column; }
.feature-card p, .article-card p { min-height: 84px; }
.activity-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; align-items: stretch; }
.activity-card { min-height: 430px; padding: 24px; display: flex; flex-direction: column; }
.activity-img-wrap { height: 190px; display: flex; align-items: center; justify-content: center; margin-bottom: 18px; border-radius: 16px; background: rgba(255,255,255,.04); }
.activity-img-wrap img { max-height: 180px; width: auto; height: auto; object-fit: contain; }
.activity-card h3 { min-height: 56px; }
.activity-card p { min-height: 112px; }
.app-section { border-radius: 28px; padding: 36px; background: linear-gradient(130deg, rgba(45,0,82,.72), rgba(74,0,127,.62), rgba(22,0,43,.86)); border: 1px solid rgba(191,255,255,.14); box-shadow: var(--shadow); }
.app-section .split { grid-template-columns: .9fr 1.1fr; }
.app-img { min-height: 370px; display: flex; align-items: center; justify-content: center; }
.app-img img { max-height: 360px; object-fit: contain; filter: drop-shadow(0 24px 38px rgba(0,0,0,.35)); }
.notice-band { border-radius: 22px; padding: 28px; background: linear-gradient(90deg, rgba(37,223,245,.10), rgba(240,107,234,.13)); border: 1px solid rgba(191,255,255,.16); display: grid; grid-template-columns: 1.2fr .8fr; gap: 24px; align-items: center; }
.notice-band strong { color: var(--title); font-size: 22px; }
.inner-hero { padding: 86px 20px 58px; background: radial-gradient(circle at 16% 12%, rgba(240,107,234,.18), transparent 28%), linear-gradient(180deg, rgba(22,0,43,.96), rgba(36,0,63,.88)); border-bottom: 1px solid rgba(191,255,255,.10); }
.inner-hero .container { display: grid; grid-template-columns: 1fr auto; gap: 28px; align-items: center; }
.inner-hero p { max-width: 820px; font-size: 17px; }
.page-content { padding: 70px 20px; }
.content-block { max-width: 920px; margin: 0 auto 34px; padding: 30px; border-radius: 22px; background: rgba(60,0,100,.42); border: 1px solid rgba(191,255,255,.12); box-shadow: 0 18px 44px rgba(0,0,0,.25); }
.content-block h2 { font-size: clamp(26px, 3vw, 38px); }
.media-row { display: grid; grid-template-columns: .92fr 1.08fr; gap: 28px; align-items: center; margin: 0 auto 38px; max-width: 1040px; }
.media-box { min-height: 340px; padding: 22px; display: flex; align-items: center; justify-content: center; border-radius: 22px; background: radial-gradient(circle, rgba(37,223,245,.12), rgba(22,0,43,.74)); border: 1px solid rgba(191,255,255,.13); box-shadow: var(--shadow); }
.media-box img { max-height: 320px; width: auto; object-fit: contain; }
.equal-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; align-items: stretch; }
.equal-card { min-height: 260px; padding: 24px; display: flex; flex-direction: column; background: var(--glass); border: 1px solid var(--line); box-shadow: var(--shadow); border-radius: 18px; }
.equal-card h3 { min-height: 56px; }
.equal-card p { min-height: 118px; }
.table-like { display: grid; gap: 12px; }
.table-like .row { display: grid; grid-template-columns: 190px 1fr; gap: 18px; padding: 16px; border-radius: 14px; background: rgba(255,255,255,.045); border: 1px solid rgba(191,255,255,.1); }
.table-like strong { color: var(--cyan); }
.contact-box { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }
.site-footer { position: relative; z-index: 2; background: #140024; color: var(--muted); border-top: 1px solid rgba(191,255,255,.10); }
.footer-inner { width: min(1120px, calc(100% - 40px)); margin: 0 auto; display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 28px; padding: 54px 0 34px; }
.footer-brand img { width: 168px; margin-bottom: 18px; }
.age-line { color: var(--title); }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links h3 { font-size: 18px; margin-bottom: 8px; }
.footer-links a { color: var(--muted); }
.footer-links a:hover { color: var(--cyan); }
.footer-bottom { text-align: center; padding: 16px 20px 24px; color: var(--soft); border-top: 1px solid rgba(191,255,255,.08); }
@media (max-width: 1160px) {
  .desktop-nav { display: none; }
  .header-inner { min-height: 68px; }
  .category-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .game-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 880px) {
  .hero-inner, .split, .app-section .split, .media-row, .notice-band, .inner-hero .container { grid-template-columns: 1fr; }
  .hero-copy { text-align: center; }
  .hero-actions { justify-content: center; }
  .hero-visual { min-height: 320px; }
  .stats-strip { grid-template-columns: repeat(2, 1fr); margin-left: 20px; margin-right: 20px; }
  .stat-item:nth-child(3)::before { display: none; }
  .category-grid, .feature-grid, .article-grid, .faq-grid, .equal-grid, .contact-box { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .activity-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .table-like .row { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .section { padding: 62px 16px; }
  .container, .container.wide { width: min(100%, calc(100% - 20px)); }
  .brand img { width: 128px; }
  .header-cta { padding: 0 12px; font-size: 13px; min-height: 38px; }
  .menu-toggle { width: 42px; height: 38px; }
  .header-inner { padding: 0 12px; gap: 10px; }
  .hero-section { padding: 74px 14px 110px; min-height: 100vh; }
  .hero-copy p { font-size: 15px; }
  .stats-strip { grid-template-columns: repeat(2, 1fr); margin-top: -38px; margin-bottom: 56px; }
  .stat-item { padding: 18px 10px; }
  .category-grid, .feature-grid, .article-grid, .faq-grid, .equal-grid, .contact-box { grid-template-columns: 1fr; }
  .game-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
  .game-card { min-height: 360px; padding: 14px; }
  .game-card .game-img-wrap { height: 130px; }
  .game-card img { max-height: 120px; }
  .game-card h3 { min-height: 48px; font-size: 18px; }
  .game-card p { min-height: 92px; font-size: 13px; }
  .split-card, .app-section, .content-block { padding: 22px; }
  .visual-panel, .media-box { min-height: 260px; }
  .visual-panel img, .media-box img { max-height: 245px; }
  .point-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .emoji-bg span:nth-child(n+7) { display: none; }
}