:root {
  --bg: #050510;
  --bg-overlay: radial-gradient(900px 720px at 15% 10%, rgba(0, 255, 209, .18), transparent), radial-gradient(840px 640px at 85% -5%, rgba(248, 75, 255, .18), transparent);
  --card: rgba(10, 10, 26, .92);
  --card-edge: rgba(99, 102, 241, .55);
  --text: #f7f7ff;
  --muted: rgba(204, 204, 255, .7);
  --primary: #38f8e1;
  --primary-dark: #15d8c0;
  --accent: #f94bf5;
  --warning: #facc15;
  --shadow: 0 26px 60px rgba(15, 10, 50, .58);
}

@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;600;700&display=swap");

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font: 15.5px/1.7 "Space Grotesk", "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  position: relative;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: -30% -10% 50% -10%;
  background: var(--bg-overlay);
  filter: blur(10px);
  opacity: .9;
  z-index: -2;
}

.container { width: min(1160px, 92%); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(22px);
  background: rgba(5, 5, 16, .82);
  border-bottom: 1px solid rgba(56, 248, 225, .25);
  box-shadow: 0 16px 30px rgba(5, 5, 16, .35);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 18px 0; }
.brand {
  font-weight: 700;
  letter-spacing: 1.6px;
  font-size: 22px;
  text-transform: uppercase;
  color: var(--primary);
  text-shadow: 0 0 18px rgba(56, 248, 225, .65);
}
.nav a {
  color: rgba(247, 247, 255, .65);
  text-decoration: none;
  margin-left: 22px;
  padding-bottom: 6px;
  border-bottom: 2px solid transparent;
  transition: color .2s ease, border-color .2s ease, text-shadow .2s ease;
}
.nav a:hover {
  color: #fff;
  border-color: rgba(249, 75, 245, .6);
  text-shadow: 0 0 12px rgba(249, 75, 245, .75);
}

.hero {
  padding: 90px 0 50px;
  text-align: center;
  position: relative;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 10% 22% 30% 22%;
  background: radial-gradient(circle, rgba(94, 234, 212, .25), transparent 70%);
  filter: blur(40px);
  z-index: -1;
}
.hero h1 {
  font-size: clamp(42px, 6vw, 60px);
  line-height: 1.05;
  margin: 0 0 18px;
  text-shadow: 0 16px 48px rgba(0, 0, 0, .75);
}
.hero p {
  margin: 0 0 28px;
  color: rgba(214, 214, 255, .82);
  max-width: 560px;
  margin-inline: auto;
}
.hero-cta { display: inline-flex; gap: 18px; flex-wrap: wrap; justify-content: center; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  font-weight: 600;
  letter-spacing: .3px;
  transition: transform .12s ease, box-shadow .22s ease, background .22s ease, color .22s ease, border-color .22s ease;
  box-shadow: 0 18px 36px rgba(15, 10, 50, .55);
}
.button:active { transform: translateY(2px); }
.button.primary {
  background: linear-gradient(135deg, var(--primary), #8b5cf6);
  color: #050510;
}
.button.primary:hover {
  box-shadow: 0 22px 48px rgba(56, 248, 225, .45);
  transform: translateY(-1px);
}
.button.ghost {
  background: rgba(28, 28, 60, .6);
  border-color: rgba(249, 75, 245, .45);
  color: var(--text);
}
.button.ghost:hover {
  border-color: rgba(249, 75, 245, .75);
  box-shadow: 0 18px 36px rgba(249, 75, 245, .25);
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px;
  padding: 50px 0 40px;
  justify-content: center;
  grid-auto-rows: 1fr;
}
.feature {
  position: relative;
  background: linear-gradient(160deg, rgba(28, 28, 60, .9), rgba(10, 10, 26, .92));
  border: 1px solid rgba(129, 140, 248, .4);
  border-radius: 24px;
  padding: 28px 26px;
  box-shadow: var(--shadow);
  overflow: hidden;
  display: grid;
  gap: 16px;
}
.feature:nth-child(2n) { transform: translateY(18px); }
.feature::after {
  content: "";
  position: absolute;
  width: 160px;
  height: 160px;
  right: -50px;
  top: -60px;
  background: radial-gradient(circle, rgba(249, 75, 245, .25), transparent 70%);
  z-index: -1;
}
.feature h3 { margin: 0; color: var(--primary); text-transform: uppercase; letter-spacing: .6px; font-size: 18px; position: relative; }
.feature p { margin: 0; color: var(--muted); position: relative; }

.highlight {
  text-align: center;
  padding: 50px 0 64px;
  position: relative;
}
.highlight::before {
  content: "";
  position: absolute;
  inset: 0 10% 40% 10%;
  background: radial-gradient(circle, rgba(139, 92, 246, .2), transparent 70%);
  filter: blur(50px);
  z-index: -1;
}
.highlight h2 {
  font-size: clamp(32px, 4.5vw, 46px);
  margin-bottom: 16px;
  color: var(--primary);
  text-shadow: 0 0 18px rgba(56, 248, 225, .5);
}
.highlight p { margin: 0 0 32px; color: rgba(204, 204, 255, .75); }

.game-console {
  background: linear-gradient(150deg, rgba(17, 24, 59, .92), rgba(8, 8, 26, .92));
  border: 1px solid rgba(139, 92, 246, .5);
  border-radius: 24px;
  padding: 22px;
  box-shadow: 0 28px 60px rgba(15, 10, 50, .65);
  margin: 28px 0 32px;
  position: relative;
  overflow: hidden;
}
.game-console::after {
  content: "";
  position: absolute;
  inset: auto -50px -70px auto;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(56, 248, 225, .25), transparent 70%);
  filter: blur(30px);
}
.gc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px 18px;
  border-bottom: 1px solid rgba(129, 140, 248, .35);
}
.gc-title { font-weight: 700; letter-spacing: .8px; color: #f9f9ff; }
.gc-status {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: rgba(204, 204, 255, .75);
  font-weight: 600;
}
.gc-dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--primary);
  box-shadow: 0 0 0 6px rgba(56, 248, 225, .22);
}
.gc-viewport {
  aspect-ratio: 16/9;
  width: 100%;
  border-radius: 18px;
  overflow: hidden;
  background: #010104;
  border: 1px solid rgba(129, 140, 248, .32);
}
.gc-viewport iframe { width: 100%; height: 100%; border: 0; display: block; }
.gc-controls {
  display: flex;
  gap: 14px;
  justify-content: flex-end;
  padding-top: 18px;
}
.gc-controls .button.ghost {
  border-color: rgba(139, 92, 246, .45);
  color: rgba(247, 247, 255, .9);
}
.gc-controls .button.ghost:hover {
  border-color: rgba(249, 75, 245, .75);
  color: #fff;
}

.info-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, .9fr);
  grid-template-areas:
    "difference terms"
    "difference privacy"
    "difference legal";
  gap: 26px;
  margin: 34px 0 42px;
  align-items: start;
}
#difference {
  grid-area: difference;
  display: grid;
  gap: 22px;
  align-content: start;
}
#terms { grid-area: terms; }
#privacy { grid-area: privacy; }
#legal { grid-area: legal; }
#difference, #terms, #privacy, #legal, .info-card {
  background: rgba(10, 10, 26, .92);
  border: 1px solid rgba(99, 102, 241, .45);
  border-radius: 24px;
  padding: 26px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
  min-height: 100%;
}
#difference::before, #terms::before, #privacy::before, #legal::before, .info-card::before {
  content: "";
  position: absolute;
  width: 220px;
  height: 220px;
  top: -80px;
  left: -60px;
  background: radial-gradient(circle, rgba(249, 75, 245, .25), transparent 70%);
  filter: blur(30px);
}
.info-card h2, #difference h2, #terms h2, #privacy h2, #legal h2 {
  margin: 0 0 18px;
  font-size: 24px;
  color: var(--primary);
  letter-spacing: .6px;
  position: relative;
}
.info-card h2::after, #difference h2::after, #terms h2::after, #privacy h2::after, #legal h2::after {
  content: "";
  display: block;
  width: 80px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), transparent);
  margin-top: 12px;
  border-radius: 3px;
}
.info-card h3, #difference h3 {
  margin: 20px 0 8px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .5px;
  font-size: 16px;
}
.info-card p, #difference p, #terms p, #privacy p, #legal p { margin: 0; color: var(--muted); }

.site-footer {
  border-top: 1px solid rgba(56, 248, 225, .25);
  padding: 28px 0 40px;
  color: rgba(214, 214, 255, .7);
  text-align: center;
  background: rgba(5, 5, 16, .82);
  backdrop-filter: blur(18px);
}
.footer-responsible {
  padding-bottom: 18px;
  margin-bottom: 16px;
  border-bottom: 1px dashed rgba(249, 75, 245, .4);
}
.footer-responsible h2 {
  margin: 0 0 12px;
  font-size: 22px;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.footer-responsible p { margin: 0 0 10px; color: var(--muted); }
.resources { display: inline-flex; gap: 14px; }
.resources a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}
.resources a:hover { text-decoration: underline; }

.age-gate {
  position: fixed;
  inset: 0;
  background: rgba(5, 5, 16, .88);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  backdrop-filter: blur(18px);
}
.age-card {
  width: min(460px, 96%);
  background: rgba(10, 10, 26, .95);
  border: 1px solid rgba(99, 102, 241, .55);
  border-radius: 26px;
  padding: 28px;
  box-shadow: 0 30px 66px rgba(15, 10, 50, .72);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.age-card::before {
  content: "";
  position: absolute;
  inset: -70px auto auto -70px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(56, 248, 225, .25), transparent 70%);
  filter: blur(20px);
}
.age-card h2 { margin: 0 0 16px; color: var(--primary); letter-spacing: .6px; }
.age-card p { margin: 0; color: rgba(214, 214, 255, .8); }
.age-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  margin-top: 18px;
}

@media (max-width: 1020px) { .feature:nth-child(2n) { transform: translateY(12px); } }
@media (max-width: 720px) {
  .features { grid-template-columns: 1fr; }
  .feature { transform: none !important; }
  .nav { display: flex; flex-wrap: wrap; gap: 12px; justify-content: flex-end; }
  .site-header { position: static; }
}
@media (max-width: 560px) {
  .hero h1 { font-size: 34px; }
  .hero-cta { gap: 12px; }
  .gc-controls { flex-direction: column; align-items: stretch; }
  .info-grid {
    grid-template-columns: 1fr;
    grid-template-areas:
      "difference"
      "terms"
      "privacy"
      "legal";
  }
}