:root {
  --bg: #24003f;
  --bg-deep: #16002b;
  --bg-soft: #2d0052;
  --bg-mid: #3b006b;
  --bg-bright: #4a007f;
  --cyan: #25dff5;
  --pink: #f06bea;
  --violet: #8f7bff;
  --title: #bfffff;
  --text: #ffffff;
  --muted: #d8c7ff;
  --soft: #b99ee8;
  --card: rgba(60, 0, 100, .56);
  --border: rgba(191, 255, 255, .14);
  --radius: 18px;
  --shadow: 0 18px 46px rgba(0,0,0,.32);
  --max: 1240px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg-deep); }
body {
  margin: 0;
  min-width: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 15% 10%, rgba(143,123,255,.16), transparent 32%),
    radial-gradient(circle at 86% 24%, rgba(240,107,234,.13), transparent 28%),
    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: 1.72;
}
body.drawer-open { overflow: hidden; }
a { color: inherit; }
img { max-width: 100%; height: auto; }
.site-header {
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 9999;
  background: rgba(36,0,63,.72);
  backdrop-filter: blur(12px);
  -webkit-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 {
  max-width: 1280px;
  margin: 0 auto;
  min-height: 72px;
  padding: 0 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}
.site-logo { display: inline-flex; flex: 0 0 auto; align-items: center; }
.site-logo img { max-height: 46px; width: auto; display: block; object-fit: contain; }
.nav-core { display: flex; align-items: center; gap: 8px; min-width: 0; }
.nav-core a, .drawer-nav a {
  color: #fff;
  text-decoration: none;
  border-radius: 999px;
  padding: 8px 12px;
  white-space: nowrap;
  transition: .2s ease;
}
.nav-core a:hover, .nav-core a.active, .drawer-nav a:hover, .drawer-nav 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;
  justify-content: center;
  align-items: center;
  min-height: 44px;
  padding: 10px 22px;
  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, .drawer-close {
  border: 1px solid rgba(191,255,255,.18);
  background: rgba(60,0,100,.64);
  color: #fff;
  cursor: pointer;
}
.menu-toggle { width: 44px; height: 44px; border-radius: 12px; display: grid; align-content: center; gap: 5px; padding: 10px; }
.menu-toggle span { display: block; height: 2px; border-radius: 2px; background: linear-gradient(90deg, var(--cyan), var(--pink)); }
.drawer-overlay { position: fixed; inset: 0; z-index: 10000; background: rgba(10,0,20,.66); opacity: 0; transition: opacity .22s ease; }
.drawer-overlay.show { opacity: 1; }
.site-drawer {
  position: fixed;
  z-index: 10001;
  top: 0;
  right: 0;
  width: min(390px, 88vw);
  height: 100vh;
  padding: 18px;
  transform: translateX(105%);
  transition: transform .24s ease;
  background: linear-gradient(180deg, rgba(45,0,82,.98), rgba(20,0,36,.99));
  border-left: 1px solid rgba(191,255,255,.14);
  overflow-y: auto;
  box-shadow: -22px 0 50px rgba(0,0,0,.35);
}
.site-drawer.open { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding-bottom: 18px; border-bottom: 1px solid rgba(191,255,255,.1); }
.drawer-close { width: 42px; height: 42px; border-radius: 12px; font-size: 28px; line-height: 1; }
.drawer-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 18px 0; }
.drawer-nav a { border: 1px solid rgba(191,255,255,.08); background: rgba(255,255,255,.025); }
.drawer-note { color: var(--soft); font-size: 14px; padding: 14px; border-radius: 14px; background: rgba(255,255,255,.035); }
main { display: block; }
.container { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.section { padding: 74px 0; position: relative; }
.section.tight { padding: 48px 0; }
.section-alt { background: linear-gradient(180deg, rgba(59,0,107,.28), rgba(22,0,43,.20)); border-top: 1px solid rgba(191,255,255,.05); border-bottom: 1px solid rgba(191,255,255,.05); }
.section-head { max-width: 820px; margin-bottom: 30px; }
.section-kicker { display: inline-block; color: var(--pink); font-weight: 800; letter-spacing: .08em; font-size: 13px; text-transform: uppercase; margin-bottom: 8px; }
h1, h2, h3, .section-title { color: var(--title); text-shadow: 0 0 18px rgba(37,223,245,.20); line-height: 1.25; }
h1 { font-size: clamp(38px, 7vw, 78px); margin: 0 0 18px; }
h2 { font-size: clamp(28px, 4vw, 42px); margin: 0 0 14px; }
h3 { font-size: 20px; margin: 0 0 10px; }
p { margin: 0 0 16px; color: var(--muted); }
.lead { font-size: clamp(17px, 2.1vw, 21px); color: #fff; }
.muted { color: var(--soft); }
.hero {
  position: relative;
  min-height: 690px;
  display: grid;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #24003f 0%, #3b006b 45%, #16002b 100%);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(22,0,43,.94) 0%, rgba(36,0,63,.78) 48%, rgba(36,0,63,.44) 100%), url('麻将胡了.webp') center/contain no-repeat;
  opacity: .78;
}
.hero::after { content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 170px; background: linear-gradient(180deg, transparent, rgba(143,123,255,.18), var(--bg)); }
.hero-inner { position: relative; z-index: 2; width: min(var(--max), calc(100% - 40px)); margin: 0 auto; display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 42px; padding: 76px 0 100px; }
.hero-copy { max-width: 690px; }
.hero-copy .lead { max-width: 660px; }
.hero-subtitle { color: var(--cyan); font-weight: 800; letter-spacing: .02em; margin-bottom: 15px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 26px; }
.hero-selling { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.hero-selling span { padding: 7px 11px; border-radius: 999px; color: #fff; background: rgba(37,223,245,.08); border: 1px solid rgba(37,223,245,.18); font-size: 14px; }
.hero-visual { display: flex; align-items: center; justify-content: center; }
.hero-visual img, .content-img, .zone-card img, .app-section img, .poster-banner img { width: 100%; height: auto; object-fit: contain; }
.hero-visual img { max-height: 540px; filter: drop-shadow(0 22px 55px rgba(240,107,234,.28)); }
.glow-strip { width: min(var(--max), calc(100% - 40px)); margin: -40px auto 0; position: relative; z-index: 3; display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.glow-item, .card, .zone-card, .info-card, .review-card, .faq-item, .notice-box {
  background: var(--card);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius);
}
.glow-item { padding: 18px; position: relative; overflow: hidden; }
.glow-item::before { content: ""; position: absolute; inset: 0 auto auto 0; width: 55%; height: 2px; background: linear-gradient(90deg, var(--cyan), transparent); }
.glow-item strong { display: block; color: var(--title); margin-bottom: 6px; }
.glow-item p { font-size: 14px; margin: 0; }
.quick-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.card { padding: 22px; }
.card p { font-size: 15px; }
.text-link { color: var(--cyan); text-decoration: none; font-weight: 700; }
.text-link:hover { color: var(--pink); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; align-items: center; }
.split.reverse .split-media { order: 2; }
.split-media { display: flex; align-items: center; justify-content: center; padding: 10px; }
.split-media img { width: 100%; max-height: 470px; object-fit: contain; filter: drop-shadow(0 24px 44px rgba(37,223,245,.12)); }
.feature-list { display: grid; gap: 10px; margin-top: 20px; padding: 0; list-style: none; }
.feature-list li { position: relative; padding-left: 24px; color: var(--muted); }
.feature-list li::before { content: "◆"; position: absolute; left: 0; top: 0; color: var(--cyan); }
.poster-banner { width: min(1040px, calc(100% - 40px)); margin: 0 auto; text-align: center; }
.poster-banner img { border-radius: 24px; box-shadow: 0 25px 58px rgba(0,0,0,.34); border: 1px solid rgba(191,255,255,.12); }
.poster-banner p { max-width: 820px; margin: 16px auto 0; }
.game-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.zone-card { padding: 15px; transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease; }
.zone-card:hover { transform: translateY(-5px); box-shadow: 0 24px 54px rgba(37,223,245,.16); border-color: rgba(37,223,245,.28); }
.zone-card img { aspect-ratio: 4 / 3; max-height: 220px; border-radius: 14px; background: rgba(22,0,43,.48); margin-bottom: 14px; }
.zone-card p { font-size: 14px; min-height: 70px; }
.zone-card .main-btn { width: 100%; min-height: 40px; padding: 8px 14px; }
.dual-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.info-card { padding: 26px; overflow: hidden; }
.info-card img { width: 100%; max-height: 310px; object-fit: contain; margin-bottom: 16px; }
.reviews-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.review-card { padding: 22px; }
.review-card strong { color: var(--cyan); display: block; margin-bottom: 8px; }
.faq-list { display: grid; gap: 14px; }
.faq-item { padding: 20px 22px; }
.faq-item summary { cursor: pointer; color: var(--title); font-weight: 800; }
.faq-item p { margin: 12px 0 0; }
.notice-box { padding: 26px; border-color: rgba(240,107,234,.2); background: linear-gradient(135deg, rgba(60,0,100,.62), rgba(22,0,43,.68)); }
.page-hero { padding: 94px 0 60px; background: linear-gradient(135deg, rgba(74,0,127,.54), rgba(22,0,43,.7)); border-bottom: 1px solid rgba(191,255,255,.08); }
.page-hero h1 { font-size: clamp(36px, 6vw, 62px); }
.page-hero p { max-width: 820px; font-size: 18px; }
.page-grid { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 30px; align-items: start; }
.article { min-width: 0; }
.article-section { padding: 26px 0; border-bottom: 1px solid rgba(191,255,255,.08); }
.article-section:first-child { padding-top: 0; }
.article-section:last-child { border-bottom: 0; }
.article-section p:last-child { margin-bottom: 0; }
.article-image { width: 100%; max-height: 440px; object-fit: contain; margin: 12px 0 24px; border-radius: 20px; background: rgba(22,0,43,.38); box-shadow: var(--shadow); }
.sidebar { position: sticky; top: 98px; display: grid; gap: 16px; }
.sidebar .card { padding: 20px; }
.sidebar .card a { display: block; padding: 8px 0; color: var(--cyan); text-decoration: none; border-bottom: 1px solid rgba(191,255,255,.06); }
.sidebar .card a:last-child { border-bottom: 0; }
.list-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.list-grid .card { height: 100%; }
.tag { color: var(--pink); font-weight: 800; font-size: 13px; }
.table-wrap { overflow-x: auto; border-radius: 16px; border: 1px solid var(--border); }
table { width: 100%; border-collapse: collapse; min-width: 680px; background: rgba(60,0,100,.42); }
th, td { text-align: left; padding: 14px 16px; border-bottom: 1px solid rgba(191,255,255,.08); color: var(--muted); }
th { color: var(--title); background: rgba(37,223,245,.06); }
.cta-bar { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 28px; border-radius: 20px; background: linear-gradient(90deg, rgba(37,223,245,.11), rgba(143,123,255,.14), rgba(240,107,234,.12)); border: 1px solid rgba(191,255,255,.16); }
.cta-bar p { margin: 6px 0 0; }
.site-footer { background: #140024; color: var(--muted); border-top: 1px solid rgba(191,255,255,.08); padding: 56px 0 0; }
.footer-inner { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; display: grid; grid-template-columns: 1.2fr 1fr; gap: 50px; }
.footer-brand img { max-height: 52px; width: auto; object-fit: contain; margin-bottom: 16px; }
.footer-brand p { max-width: 600px; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.footer-links strong { display: block; color: var(--title); margin-bottom: 10px; }
.footer-links a { display: block; color: var(--muted); text-decoration: none; margin: 7px 0; }
.footer-links a:hover { color: var(--cyan); }
.footer-bottom { margin-top: 38px; padding: 18px 20px; text-align: center; border-top: 1px solid rgba(191,255,255,.07); color: var(--soft); font-size: 14px; }
.mobile-quick { display: none; }
@media (max-width: 1060px) {
  .nav-core { display: none; }
  .hero-inner { grid-template-columns: 1fr 1fr; }
  .quick-grid { grid-template-columns: repeat(3, 1fr); }
  .game-grid { grid-template-columns: repeat(3, 1fr); }
  .reviews-grid { grid-template-columns: repeat(2, 1fr); }
  .list-grid { grid-template-columns: repeat(2, 1fr); }
  .page-grid { grid-template-columns: 1fr; }
  .sidebar { position: static; grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  body { padding-bottom: 66px; }
  .header-inner { min-height: 64px; padding: 0 14px; gap: 10px; }
  .site-logo img { max-height: 40px; max-width: 148px; }
  .header-register { min-height: 40px; padding: 8px 14px; }
  .menu-toggle { width: 40px; height: 40px; }
  .hero { min-height: auto; }
  .hero-inner { grid-template-columns: 1fr; padding: 58px 0 86px; gap: 28px; }
  .hero-copy { text-align: left; }
  .hero-visual img { max-height: 390px; }
  .glow-strip { grid-template-columns: 1fr 1fr; margin-top: -36px; gap: 10px; }
  .quick-grid { grid-template-columns: 1fr 1fr; }
  .split, .dual-grid { grid-template-columns: 1fr; }
  .split.reverse .split-media { order: 0; }
  .game-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .zone-card { padding: 12px; }
  .zone-card p { min-height: 0; }
  .reviews-grid { grid-template-columns: 1fr; }
  .list-grid { grid-template-columns: 1fr; }
  .sidebar { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .mobile-quick {
    position: fixed;
    z-index: 9000;
    left: 10px;
    right: 10px;
    bottom: max(10px, env(safe-area-inset-bottom));
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    background: rgba(22,0,43,.94);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(191,255,255,.16);
    border-radius: 16px;
    box-shadow: 0 12px 34px rgba(0,0,0,.38);
    overflow: hidden;
  }
  .mobile-quick a { text-decoration: none; text-align: center; padding: 12px 6px; color: var(--muted); font-size: 13px; }
  .mobile-quick a:hover { color: var(--cyan); background: rgba(37,223,245,.08); }
  .cta-bar { align-items: flex-start; flex-direction: column; }
  .section { padding: 56px 0; }
  .page-hero { padding: 70px 0 48px; }
}
@media (max-width: 460px) {
  .container, .hero-inner, .glow-strip, .footer-inner { width: min(100% - 24px, var(--max)); }
  .site-logo img { max-width: 124px; }
  .header-register { padding: 7px 11px; font-size: 14px; }
  .glow-strip, .quick-grid { grid-template-columns: 1fr; }
  .game-grid { grid-template-columns: 1fr 1fr; }
  .footer-links { grid-template-columns: 1fr; }
  .drawer-nav { grid-template-columns: 1fr 1fr; gap: 6px; }
  .drawer-nav a { font-size: 14px; padding: 8px 10px; }
}