:root {
  --bg: #24003f;
  --deep: #16002b;
  --panel: #2d0052;
  --panel-2: #3b006b;
  --panel-3: #4a007f;
  --title: #bfffff;
  --cyan: #25dff5;
  --pink: #f06bea;
  --white: #ffffff;
  --text: #ffffff;
  --muted: #d8c7ff;
  --soft: #b99ee8;
  --card: rgba(60, 0, 100, 0.56);
  --border: rgba(191,255,255,0.14);
  --grad: linear-gradient(90deg, #21dff5 0%, #8f7bff 52%, #f06bea 100%);
}

* { 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", "Hiragino Sans GB", Arial, sans-serif;
  background:
    radial-gradient(circle at 12% 8%, rgba(240,107,234,.18), transparent 34%),
    radial-gradient(circle at 90% 18%, rgba(37,223,245,.12), transparent 30%),
    linear-gradient(180deg, #24003f 0%, #16002b 48%, #24003f 100%);
  color: var(--text);
  line-height: 1.72;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; }

.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);
}
.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  min-height: 72px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.brand,
.drawer-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  font-weight: 900;
  letter-spacing: .5px;
  white-space: nowrap;
}
.brand img { width: 124px; max-height: 44px; object-fit: contain; display: block; }
.drawer-brand img { width: 118px; max-height: 42px; object-fit: contain; }
.desktop-nav { display: flex; align-items: center; gap: 4px; }
.desktop-nav a,
.drawer-nav a {
  color: #ffffff;
  font-size: 15px;
  padding: 10px 12px;
  border-radius: 999px;
  transition: .22s ease;
}
.desktop-nav a:hover,
.desktop-nav a.active,
.drawer-nav a:hover,
.drawer-nav a.active {
  color: var(--cyan);
  background: rgba(191,255,255,0.08);
  box-shadow: inset 0 0 0 1px rgba(37,223,245,0.24);
}
.header-actions { display: flex; align-items: center; gap: 12px; }
.main-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 20px;
  background: linear-gradient(90deg, #21dff5 0%, #8f7bff 52%, #f06bea 100%);
  color: #ffffff;
  border-radius: 6px;
  border: 0;
  font-weight: 800;
  box-shadow: 0 14px 30px rgba(240,107,234,0.26);
  transition: transform .2s ease, box-shadow .2s ease;
  cursor: pointer;
}
.main-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 40px rgba(37,223,245,0.30);
}
.menu-toggle {
  width: 44px;
  height: 42px;
  border: 1px solid rgba(191,255,255,.18);
  border-radius: 10px;
  background: rgba(45,0,82,.62);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
}
.menu-toggle span {
  width: 21px;
  height: 2px;
  border-radius: 99px;
  background: #fff;
  box-shadow: 0 0 10px rgba(37,223,245,.45);
}
.drawer-mask {
  position: fixed;
  inset: 0;
  background: rgba(11,0,24,.62);
  opacity: 0;
  visibility: hidden;
  z-index: 10000;
  transition: .25s ease;
}
.drawer-mask.open { opacity: 1; visibility: visible; }
.side-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: min(380px, 92vw);
  height: 100vh;
  z-index: 10001;
  transform: translateX(102%);
  transition: transform .28s ease;
  padding: 22px;
  background:
    linear-gradient(160deg, rgba(36,0,63,.95), rgba(74,0,127,.88)),
    radial-gradient(circle at 100% 0, rgba(37,223,245,.16), transparent 38%);
  box-shadow: -24px 0 60px rgba(0,0,0,.45);
  overflow-y: auto;
}
.side-drawer.open { transform: translateX(0); }
.drawer-top { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 24px; }
.drawer-close {
  width: 40px; height: 40px; border: 1px solid rgba(191,255,255,.18); border-radius: 10px;
  background: rgba(22,0,43,.62); color: #fff; font-size: 28px; cursor: pointer;
}
.drawer-nav { display: grid; gap: 8px; }
.drawer-nav a { border-radius: 10px; background: rgba(255,255,255,.04); }
.drawer-btn { width: 100%; margin: 22px 0 12px; }
.drawer-note { color: var(--muted); font-size: 13px; margin: 0; }

.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: -8s; animation-duration: 18s; }
.emoji-bg span:nth-child(3) { left: 25%; animation-delay: -4s; animation-duration: 16s; }
.emoji-bg span:nth-child(4) { left: 36%; animation-delay: -11s; animation-duration: 15s; }
.emoji-bg span:nth-child(5) { left: 48%; animation-delay: -2s; animation-duration: 19s; }
.emoji-bg span:nth-child(6) { left: 59%; animation-delay: -7s; animation-duration: 14s; }
.emoji-bg span:nth-child(7) { left: 67%; animation-delay: -5s; animation-duration: 17s; }
.emoji-bg span:nth-child(8) { left: 75%; animation-delay: -10s; animation-duration: 16s; }
.emoji-bg span:nth-child(9) { left: 83%; animation-delay: -3s; animation-duration: 20s; }
.emoji-bg span:nth-child(10) { left: 91%; animation-delay: -9s; animation-duration: 15s; }
.emoji-bg span:nth-child(11) { left: 97%; animation-delay: -6s; animation-duration: 18s; }
.emoji-bg span:nth-child(12) { left: 8%; animation-delay: -13s; 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; }
}

main { position: relative; z-index: 1; }
.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 76px 24px;
}
.section-tight { padding-top: 38px; padding-bottom: 38px; }
.section-kicker {
  color: var(--cyan);
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
h1,
h2,
h3,
.section-title {
  color: #bfffff;
  text-shadow: 0 0 18px rgba(37,223,245,0.20);
  line-height: 1.18;
  margin: 0 0 18px;
}
h1 { font-size: clamp(38px, 6vw, 72px); }
h2,
.section-title { font-size: clamp(28px, 3.4vw, 46px); }
h3 { font-size: 21px; }
p { color: var(--muted); margin: 0 0 16px; }
.lead { font-size: 18px; color: #fff; max-width: 760px; }
.text-link {
  color: var(--cyan);
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.text-link:hover { color: var(--pink); }

.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;
}
.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 {
  position: relative;
  z-index: 2;
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(280px, .8fr);
  gap: 42px;
  align-items: center;
  padding: 72px 0 108px;
}
.hero-subtitle { color: var(--title); font-weight: 800; font-size: 21px; margin-bottom: 16px; }
.hero-copy { max-width: 690px; font-size: 17px; color: #fff; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; margin-top: 28px; }
.hero-note { color: var(--soft); font-size: 14px; margin: 0; }
.hero-visual {
  min-height: 380px;
  border-radius: 28px;
  background: radial-gradient(circle at 45% 40%, rgba(37,223,245,.20), rgba(60,0,100,.52) 58%, rgba(22,0,43,.68));
  border: 1px solid rgba(191,255,255,.16);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px;
  box-shadow: 0 30px 80px rgba(0,0,0,.38), inset 0 0 50px rgba(240,107,234,.12);
}
.hero-visual img { max-height: 420px; width: auto; object-fit: contain; filter: drop-shadow(0 26px 38px rgba(0,0,0,.32)); }

.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, minmax(0, 1fr));
  overflow: hidden;
}
.stat-item {
  padding: 24px 18px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,.18);
}
.stat-item:last-child { border-right: 0; }
.stat-item strong { display: block; color: #fff; font-size: clamp(26px, 4vw, 42px); line-height: 1; font-weight: 950; }
.stat-item span { display: block; color: #bfffff; margin-top: 10px; font-weight: 800; }

.card,
.zone-card,
.info-card,
.game-card,
.quick-card,
.activity-card,
.faq-card,
.service-card,
.article-card {
  background: rgba(60, 0, 100, 0.56);
  border: 1px solid rgba(191,255,255,0.14);
  box-shadow: 0 18px 46px rgba(0,0,0,0.32);
  backdrop-filter: blur(10px);
  border-radius: 18px;
}
.quick-grid,
.info-grid,
.article-grid,
.faq-grid,
.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  align-items: stretch;
}
.quick-card,
.info-card,
.article-card,
.faq-card,
.service-card {
  min-height: 188px;
  padding: 22px;
  display: flex;
  flex-direction: column;
}
.quick-card b {
  color: var(--cyan);
  letter-spacing: .08em;
  font-size: 14px;
}
.quick-card h3,
.info-card h3,
.article-card h3,
.faq-card h3,
.service-card h3 { min-height: 50px; margin-top: 8px; }
.quick-card p,
.info-card p,
.article-card p,
.service-card p { color: var(--muted); }
.quick-card .text-link,
.info-card .text-link,
.article-card .text-link,
.service-card .text-link { margin-top: auto; }

.split-panel,
.app-showcase,
.notice-panel,
.page-hero-inner {
  border-radius: 28px;
  border: 1px solid rgba(191,255,255,.14);
  background: linear-gradient(135deg, rgba(45,0,82,.72), rgba(22,0,43,.76));
  box-shadow: 0 24px 70px rgba(0,0,0,.35);
}
.split-panel,
.app-showcase {
  display: grid;
  grid-template-columns: 1fr .86fr;
  gap: 32px;
  align-items: center;
  padding: clamp(26px, 4vw, 46px);
}
.feature-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 24px 0 28px;
  padding: 0;
  list-style: none;
}
.feature-list li {
  color: #fff;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(191,255,255,.06);
  border: 1px solid rgba(191,255,255,.10);
}
.visual-card,
.app-visual,
.page-visual,
.feature-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
  border-radius: 22px;
  background: radial-gradient(circle, rgba(37,223,245,.14), rgba(74,0,127,.52) 58%, rgba(22,0,43,.44));
  overflow: hidden;
}
.visual-card img,
.app-visual img,
.page-visual img,
.feature-visual img,
.content-img,
.zone-card img,
.app-section img,
.hero-visual img,
.poster-banner img {
  max-width: 100%;
  height: auto;
  object-fit: contain;
}
.visual-card img { max-height: 360px; }

.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);
}
.poster-banner img {
  width: 100%;
  display: block;
  height: auto;
}
.center-title { text-align: center; max-width: 820px; margin: 0 auto 32px; }

.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;
  padding: 18px;
  display: flex;
  flex-direction: column;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.game-card:hover {
  transform: translateY(-4px);
  border-color: rgba(37,223,245,.38);
  box-shadow: 0 22px 54px rgba(0,0,0,.36), 0 0 30px rgba(37,223,245,.16);
}
.game-card .game-img-wrap {
  height: 170px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  border-radius: 14px;
  background: rgba(22,0,43,.44);
}
.game-card img {
  max-width: 100%;
  max-height: 160px;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
}
.game-card h3 { min-height: 52px; }
.game-card p { min-height: 78px; font-size: 14px; }
.game-card .text-link { margin-top: auto; }

.activity-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  align-items: stretch;
}
.activity-card {
  min-height: 420px;
  padding: 24px;
  display: flex;
  flex-direction: column;
}
.activity-card .activity-img-wrap {
  height: 190px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  border-radius: 16px;
  background: rgba(22,0,43,.42);
}
.activity-card img { max-height: 180px; width: auto; object-fit: contain; }
.activity-card h3 { min-height: 52px; }
.activity-card p { min-height: 92px; }
.activity-card .text-link { margin-top: auto; }

.app-showcase { grid-template-columns: .86fr 1fr; }
.app-visual { min-height: 430px; }
.app-visual img { max-height: 400px; }
.notice-panel {
  padding: clamp(28px, 4vw, 46px);
  background: linear-gradient(120deg, rgba(22,0,43,.76), rgba(74,0,127,.58));
}
.notice-panel strong { color: var(--cyan); }

.page-hero {
  padding: 72px 24px 44px;
}
.page-hero-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(30px, 5vw, 58px);
  display: grid;
  grid-template-columns: 1fr .62fr;
  gap: 34px;
  align-items: center;
  overflow: hidden;
}
.page-hero h1 { font-size: clamp(34px, 5vw, 58px); }
.page-visual img { max-height: 330px; width: auto; }
.content-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 26px;
  align-items: start;
}
.rich-copy {
  border-radius: 22px;
  padding: clamp(24px, 4vw, 40px);
  background: rgba(60, 0, 100, 0.46);
  border: 1px solid rgba(191,255,255,0.13);
}
.rich-copy p { color: var(--muted); font-size: 16px; }
.side-box {
  position: sticky;
  top: 96px;
  border-radius: 22px;
  padding: 24px;
  background: rgba(22,0,43,.72);
  border: 1px solid rgba(191,255,255,.13);
}
.side-box ul { margin: 0; padding-left: 18px; color: var(--muted); }
.side-box li { margin: 9px 0; }
.two-col { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.three-col { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.faq-list { display: grid; gap: 16px; }
.faq-card { min-height: unset; }
.faq-card h3 { min-height: unset; }
.faq-card p { color: var(--muted); margin-bottom: 0; }
.contact-list { display: grid; gap: 12px; color: var(--muted); }
.contact-list span { display: block; padding: 12px 14px; border-radius: 12px; background: rgba(191,255,255,.06); }

.site-footer {
  position: relative;
  z-index: 2;
  background: #140024;
  color: #d8c7ff;
  border-top: 1px solid rgba(191,255,255,.12);
}
.footer-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 44px 24px 28px;
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 28px;
  align-items: start;
}
.footer-brand { display: flex; gap: 14px; align-items: flex-start; }
.footer-brand img { width: 118px; max-height: 42px; object-fit: contain; }
.footer-brand strong { display: block; color: #fff; margin-bottom: 8px; }
.footer-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.footer-links a { color: var(--muted); }
.footer-links a:hover { color: var(--cyan); }
.footer-warning p { margin: 0; color: var(--soft); font-size: 14px; }
.footer-bottom { border-top: 1px solid rgba(191,255,255,.08); text-align: center; padding: 16px 24px; color: var(--soft); }

@media (max-width: 1120px) {
  .desktop-nav { display: none; }
  .game-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .quick-grid, .info-grid, .article-grid, .service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .content-section { grid-template-columns: 1fr; }
  .side-box { position: static; }
}
@media (max-width: 1024px) {
  .game-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .hero-inner, .split-panel, .app-showcase, .page-hero-inner { grid-template-columns: 1fr; }
  .hero-visual, .app-visual, .visual-card, .page-visual { min-height: 260px; }
  .footer-inner { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .header-inner { padding: 0 14px; min-height: 66px; }
  .brand span { display: none; }
  .brand img { width: 108px; }
  .header-cta { padding: 9px 13px; min-height: 38px; font-size: 13px; }
  .menu-toggle { width: 40px; height: 38px; }
  .hero-inner { width: min(100% - 30px, 1180px); padding: 52px 0 86px; }
  .hero-section { min-height: calc(100vh - 66px); }
  .stats-strip { margin: -34px 15px 52px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat-item:nth-child(2) { border-right: 0; }
  .stat-item:nth-child(1), .stat-item:nth-child(2) { border-bottom: 1px solid rgba(255,255,255,.18); }
  .section { padding: 54px 15px; }
  .quick-grid, .info-grid, .article-grid, .service-grid, .faq-grid, .activity-grid, .two-col, .three-col { grid-template-columns: 1fr; }
  .feature-list { grid-template-columns: 1fr; }
  .poster-banner { margin: 42px 15px 26px; }
  .footer-brand { flex-direction: column; }
}
@media (max-width: 640px) {
  .game-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .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: 17px; }
  .game-card p { min-height: 92px; font-size: 13px; }
  .emoji-bg span:nth-child(n+7) { display: none; }
  .emoji-bg span { font-size: 22px; opacity: .08; }
}