:root {
  --bg: #0f1115;
  --panel: #171a21;
  --panel-soft: #1f2430;
  --text: #eef2f7;
  --muted: #b8c0cc;
  --line: rgba(255, 255, 255, 0.08);
  --accent: #6ea8fe;
  --accent-2: #8fd3ff;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: linear-gradient(180deg, #0c0f14 0%, #121721 100%);
  color: var(--text);
  line-height: 1.7;
}

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.hero {
  padding: 96px 0 72px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at top left, rgba(110, 168, 254, 0.22), transparent 30%),
    radial-gradient(circle at top right, rgba(143, 211, 255, 0.15), transparent 30%);
}

.hero-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 36px;
  align-items: center;
}

.hero-brand {
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo {
  width: min(100%, 240px);
  height: auto;
  display: block;
  filter: drop-shadow(0 18px 36px rgba(0, 0, 0, 0.35));
}

.badge {
  display: inline-block;
  margin-bottom: 18px;
  padding: 8px 12px;
  border: 1px solid rgba(110, 168, 254, 0.35);
  border-radius: 999px;
  color: var(--accent-2);
  background: rgba(110, 168, 254, 0.08);
  font-size: 14px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(36px, 6vw, 60px);
  line-height: 1.1;
  margin-bottom: 18px;
}

.subtitle {
  max-width: 760px;
  font-size: 18px;
  color: var(--muted);
}

.motto {
  margin-top: -4px;
  margin-bottom: 0;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #f2d27b;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  transition: 0.2s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #8fbcff);
  color: #08111e;
}

.btn-secondary {
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}

.btn:hover,
.game-card a:hover {
  transform: translateY(-1px);
  opacity: 0.95;
}

.section {
  padding: 64px 0;
}

.section.alt {
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-heading {
  margin-bottom: 28px;
}

.grid {
  display: grid;
  gap: 24px;
}

.two-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.02));
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 28px;
  box-shadow: var(--shadow);
}

.info-list,
.bullet-list {
  margin: 0;
  padding-left: 20px;
}

.info-list li,
.bullet-list li {
  margin-bottom: 10px;
  color: var(--muted);
}

.game-card .tag {
  display: inline-block;
  margin-bottom: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(143, 211, 255, 0.12);
  color: var(--accent-2);
  font-size: 13px;
}

.game-card a {
  color: var(--accent-2);
  text-decoration: none;
  font-weight: 600;
}

.notice {
  margin-top: 18px;
  color: #93a2b8;
  font-size: 14px;
}

.footer {
  padding: 24px 0 40px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: #8f99aa;
  font-size: 14px;
  border-top: 1px solid var(--line);
  padding-top: 20px;
}

@media (max-width: 820px) {
  .two-col {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 72px 0 48px;
  }

  .hero-layout {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-brand {
    order: -1;
  }

  .hero-actions {
    justify-content: center;
  }

  .footer-inner {
    flex-direction: column;
  }
}