:root {
  color-scheme: dark;
  --bg: #0b1016;
  --surface: #121823;
  --surface-2: #171f2c;
  --border: rgba(255, 255, 255, .09);
  --text: #f3f7fb;
  --muted: #a4b1c2;
  --primary: #e9f7ff;
  --accent: #72d0ff;
  --success: #85e6c0;
  --shadow: 0 18px 42px rgba(0, 0, 0, .24);
  --radius: 24px;
  --max: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 0%, rgba(114, 208, 255, .10), transparent 27%),
    radial-gradient(circle at 100% 20%, rgba(133, 230, 192, .08), transparent 19%),
    linear-gradient(180deg, #0b1016 0%, #0d1117 100%);
  font: 1rem/1.65 Inter, Manrope, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a { color: inherit; }
.container { width: min(calc(100% - 32px), var(--max)); margin-inline: auto; }
.skip-link { position: fixed; left: 12px; top: -80px; z-index: 100; padding: 10px 14px; background: #fff; color: #000; }
.skip-link:focus { top: 12px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid rgba(255, 255, 255, .06);
  background: rgba(10, 14, 19, .80);
  backdrop-filter: blur(16px);
}

.nav-wrap { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: inline-flex; align-items: center; gap: 13px; color: var(--text); text-decoration: none; font-weight: 800; letter-spacing: .06em; }
.brand-mark { width: 40px; height: 40px; display: grid; place-items: center; border: 1px solid var(--border); border-radius: 14px; background: var(--surface-2); }
.main-nav { display: flex; align-items: center; justify-content: center; gap: 20px; flex-wrap: wrap; }
.main-nav a, .footer-links a { color: var(--muted); text-decoration: none; }
.main-nav a:hover, .main-nav a[aria-current="page"], .footer-links a:hover { color: var(--text); }

.button { min-height: 46px; display: inline-flex; align-items: center; justify-content: center; padding: 0 18px; border: 1px solid transparent; border-radius: 999px; text-decoration: none; font-weight: 750; transition: transform .18s ease, border-color .18s ease; }
.button:hover { transform: translateY(-1px); }
.button-primary { background: var(--primary); color: #091019; }
.button-secondary { border-color: var(--border); background: transparent; color: var(--text); }

.hero { padding-block: 72px 30px; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 24px; align-items: stretch; }
.eyebrow, .section-label { display: inline-flex; align-items: center; gap: 9px; color: #d6e6f5; font-size: .84rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.eyebrow { padding: 8px 12px; border: 1px solid var(--border); border-radius: 999px; background: rgba(255, 255, 255, .03); }
.eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 6px rgba(133, 230, 192, .08); }
.section-label { color: var(--accent); }

h1, h2, h3 { margin: 0; line-height: 1.08; letter-spacing: -.03em; }
h1 { margin-top: 20px; max-width: 12ch; font-size: clamp(3rem, 6vw, 5.3rem); }
h2 { font-size: clamp(1.9rem, 4vw, 3rem); }
h3 { font-size: 1.25rem; }
.lead { max-width: 61ch; margin: 18px 0 0; color: var(--muted); font-size: clamp(1rem, 2vw, 1.12rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.tag { padding: 9px 12px; border: 1px solid var(--border); border-radius: 999px; background: rgba(255, 255, 255, .03); color: #d3e0ef; font-size: .88rem; font-weight: 700; }

.panel, .card, .content-card, .cta-card { border: 1px solid var(--border); border-radius: var(--radius); background: rgba(18, 24, 35, .86); box-shadow: var(--shadow); }
.hero-panel { padding: 24px; }
.panel-title { margin-top: 12px; font-size: clamp(1.7rem, 3vw, 2.45rem); }
.panel-text { margin: 12px 0 0; color: var(--muted); }
.game-list { display: grid; gap: 10px; margin-top: 22px; }
.game-item { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 13px 14px; border: 1px solid rgba(255, 255, 255, .05); border-radius: 16px; background: var(--surface-2); }
.game-item span:last-child { color: var(--muted); font-size: .88rem; }

.section { padding-block: 42px; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 20px; }
.section-head h2 { margin-top: 8px; }
.section-head p { max-width: 58ch; margin: 0; color: var(--muted); }
.cards { display: grid; gap: 16px; }
.cards-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.cards-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card { padding: 24px; }
.card h2, .card h3 { margin-top: 10px; }
.card p { color: var(--muted); }
.feature-list { display: grid; gap: 10px; margin: 18px 0 0; padding: 0; list-style: none; }
.feature-list li { padding: 14px 15px; border-radius: 16px; background: var(--surface-2); color: #dce7f3; }
.numbered { counter-reset: steps; }
.numbered li { counter-increment: steps; }
.numbered li::before { content: counter(steps) ". "; color: var(--accent); font-weight: 800; }

.cta-card { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 24px; padding: clamp(24px, 5vw, 42px); }
.cta-card h2 { margin-top: 10px; }
.cta-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 12px; }
.page-shell { padding-block: 58px 72px; }
.content-card { padding: clamp(24px, 5vw, 48px); }
.content-card h1 { max-width: none; margin: 12px 0 30px; font-size: clamp(2.4rem, 6vw, 4.2rem); }
.rich-content { color: #dce5ef; }
.rich-content h2 { margin: 36px 0 12px; font-size: clamp(1.55rem, 3vw, 2.2rem); }
.rich-content h3 { margin: 26px 0 10px; }
.rich-content p, .rich-content ul, .rich-content ol { max-width: 78ch; }
.rich-content a { color: var(--success); }
.notice { margin-top: 24px; padding: 14px 16px; border: 1px solid rgba(114, 208, 255, .25); border-radius: 14px; background: rgba(114, 208, 255, .08); }

.site-footer { padding: 12px 0 56px; color: var(--muted); }
.footer-wrap { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; padding-top: 20px; border-top: 1px solid var(--border); }
.footer-links { display: flex; gap: 18px; flex-wrap: wrap; }

@media (max-width: 900px) {
  .hero-grid, .cards-3, .cards-2, .cta-card { grid-template-columns: 1fr; }
  .section-head { align-items: flex-start; flex-direction: column; }
  .main-nav { display: none; }
  .cta-actions { justify-content: flex-start; }
}

@media (max-width: 640px) {
  .nav-cta { display: none; }
  .hero { padding-top: 42px; }
  h1 { max-width: 100%; }
  .hero-actions { flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .card, .hero-panel, .content-card { padding: 20px; }
}