:root {
  --bg: #0b0f19;
  --surface: #111827;
  --surface-2: #1a2236;
  --text: #f8fafc;
  --text-muted: #94a3b8;
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --secondary: #8b5cf6;
  --accent: #06b6d4;
  --accent-2: #f59e0b;
  --success: #22c55e;
  --border: rgba(148, 163, 184, 0.15);
  --radius: 1rem;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --transition: 0.2s ease;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  line-height: 1.15;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

.container {
  width: min(1200px, 92vw);
  margin: 0 auto;
}

/* Navigation */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  background: rgba(11, 15, 25, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
}

.logo-icon {
  width: 3rem;
  height: 3rem;
  object-fit: contain;
  border-radius: 50%;
}

.nav-links {
  display: flex;
  gap: 2rem;
  font-weight: 500;
}

.nav-links a {
  color: var(--text-muted);
  transition: color var(--transition);
}

.nav-links a:hover {
  color: var(--text);
}

.nav-actions {
  display: flex;
  gap: 0.75rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  border-radius: 0.75rem;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition);
  border: 1px solid transparent;
  cursor: pointer;
}

.btn:disabled,
.btn.btn-disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.35);
}

.btn-primary:hover {
  box-shadow: 0 6px 24px rgba(59, 130, 246, 0.5);
}

.btn-secondary {
  background: var(--surface-2);
  color: var(--text);
  border-color: var(--border);
}

.btn-secondary:hover {
  background: var(--surface);
  border-color: var(--text-muted);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.btn-large {
  padding: 0.85rem 1.75rem;
  font-size: 1rem;
  border-radius: 0.85rem;
}

/* Mobile menu */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
}

.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--surface);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  font-size: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.mobile-nav.open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: var(--text);
  font-size: 2.5rem;
  cursor: pointer;
}

/* Hero */
.hero {
  position: relative;
  padding: 10rem 0 6rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(59, 130, 246, 0.15), transparent 40%),
    radial-gradient(circle at 80% 60%, rgba(139, 92, 246, 0.12), transparent 40%),
    radial-gradient(circle at 50% 100%, rgba(6, 182, 212, 0.08), transparent 50%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}

.badge {
  display: inline-block;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  background: rgba(34, 197, 94, 0.12);
  color: var(--success);
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 1.25rem;
  border: 1px solid rgba(34, 197, 94, 0.2);
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 1.25rem;
  background: linear-gradient(135deg, #fff 40%, #93c5fd 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 540px;
  margin-bottom: 2rem;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.stat strong {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  color: var(--text);
}

.stat span {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.hero-visual {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  perspective: 1000px;
}

.hero-card {
  transform: translateY(0) rotateY(0);
  transition: transform var(--transition);
  animation: float 5s ease-in-out infinite;
}

.hero-card:nth-child(2) {
  animation-delay: -1.5s;
}

.hero-card:nth-child(3) {
  animation-delay: -3s;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* Marquee */
.marquee-section {
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  background: var(--surface);
}

.marquee {
  display: flex;
  gap: 3rem;
  white-space: nowrap;
  animation: marquee 20s linear infinite;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-muted);
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Sections */
.section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3rem;
}

.section-header h2 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: 0.75rem;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* Tabs */
.tabs {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.tab {
  padding: 0.55rem 1.25rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.tab:hover {
  color: var(--text);
  border-color: var(--text-muted);
}

.tab.active {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  border-color: transparent;
  box-shadow: 0 4px 16px rgba(59, 130, 246, 0.35);
}

/* Games grid */
.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
}

.game-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.game-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.08), rgba(139, 92, 246, 0.06));
  opacity: 0;
  transition: opacity var(--transition);
}

.game-card:hover {
  transform: translateY(-6px);
  border-color: rgba(59, 130, 246, 0.4);
  box-shadow: var(--shadow);
}

.game-card:hover::before {
  opacity: 1;
}

.card-icon {
  width: 4rem;
  height: 4rem;
  margin: 0 auto 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  background: var(--surface-2);
  border-radius: 1rem;
  border: 1px solid var(--border);
  position: relative;
  z-index: 1;
}

.card-symbols {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 1;
}

.card-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 1;
}

.card-cta {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.95rem;
  position: relative;
  z-index: 1;
}

.game-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 1;
}

.game-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
}

.tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: relative;
  z-index: 1;
}

.tag.classic {
  background: rgba(6, 182, 212, 0.12);
  color: var(--accent);
}

.tag.new {
  background: rgba(245, 158, 11, 0.12);
  color: var(--accent-2);
}

.load-more {
  text-align: center;
  margin-top: 2.5rem;
}

/* Features */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.feature {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: var(--transition);
}

.feature:hover {
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateY(-4px);
}

.feature-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.feature h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.feature p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* New banner */
.new-banner {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(139, 92, 246, 0.12));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 3rem;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.new-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 60%;
  height: 200%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.15), transparent 60%);
  pointer-events: none;
}

.new-badge {
  display: inline-block;
  padding: 0.4rem 0.85rem;
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-2);
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.85rem;
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
}

.new-banner h2 {
  font-size: 2rem;
  margin-bottom: 0.75rem;
  position: relative;
  z-index: 1;
}

.new-banner p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  max-width: 440px;
  position: relative;
  z-index: 1;
}

.new-banner-cards {
  display: grid;
  gap: 1rem;
  position: relative;
  z-index: 1;
}

.mini-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
  transition: var(--transition);
}

.mini-card:hover {
  transform: translateX(8px);
  border-color: rgba(59, 130, 246, 0.4);
}

.mini-card span {
  font-size: 1.25rem;
}

/* Community */
.community-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
  text-align: center;
}

.community-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1rem;
  transition: var(--transition);
}

.community-card:hover {
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateY(-4px);
}

.community-stat {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.25rem;
}

.community-label {
  color: var(--text-muted);
  font-weight: 500;
}

/* CTA */
.cta-section {
  padding-bottom: 2rem;
}

.cta-card {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: var(--radius);
  padding: 4rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.1), transparent 40%);
}

.cta-card h2 {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
  position: relative;
  z-index: 1;
}

.cta-card p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.1rem;
  max-width: 520px;
  margin: 0 auto 2rem;
  position: relative;
  z-index: 1;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.cta-actions .btn-primary {
  background: white;
  color: var(--primary);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.cta-actions .btn-outline {
  border-color: rgba(255, 255, 255, 0.5);
  color: white;
}

.cta-actions .btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: white;
  color: white;
}

/* Footer */
.footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 3rem 0 2rem;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links {
  display: flex;
  gap: 1.75rem;
  color: var(--text-muted);
  font-weight: 500;
  flex-wrap: wrap;
}

.footer-links a:hover {
  color: var(--text);
}

.footer-disclaimer {
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.6;
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
}

.footer-bottom {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

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

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

  .hero-visual {
    grid-template-columns: repeat(3, 1fr);
  }

  .new-banner {
    grid-template-columns: 1fr;
  }

  .nav-links,
  .nav-actions {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .mobile-nav {
    display: flex;
  }
}

@media (max-width: 600px) {
  .hero {
    padding: 8rem 0 4rem;
  }

  .hero-visual {
    grid-template-columns: 1fr;
  }

  .hero-card:nth-child(2),
  .hero-card:nth-child(3) {
    display: none;
  }

  .features-grid,
  .games-grid {
    grid-template-columns: 1fr;
  }

  .cta-card h2 {
    font-size: 1.75rem;
  }

  .tabs {
    gap: 0.5rem;
  }

  .tab {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}