/*
  Fun Social Galaxy — Ocean Blue Design System
  Colors and fonts via CSS variables, dark theme, smooth animations
*/
:root {
  /* Color Palette "Ocean Blue" */
  --color-primary: #38bdf8;
  --color-primary-glow: rgba(56, 189, 248, 0.4);
  --color-secondary: #0ea5e9;
  --color-accent: #22d3ee;
  --color-accent-glow: rgba(34, 211, 238, 0.3);
  --bg-from: #0c1929;
  --bg-via: #0f2847;
  --bg-to: #020617;
  --card-bg: rgba(15, 40, 71, 0.6);
  --card-border: rgba(56, 189, 248, 0.2);

  /* Typography "Modern Sans" */
  --font-head: 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Animations "Smooth & Subtle" */
  --hover-scale: 1.02;
  --transition-speed: 0.3s;
  --easing: cubic-bezier(0.4, 0, 0.2, 1);
  --glow-intensity: 0 0 20px rgba(56, 189, 248, 0.15), 0 0 40px rgba(34, 211, 238, 0.12);

  /* Layout */
  --radius-lg: 18px;
  --container: 1200px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: #e6f3ff;
  background: linear-gradient(160deg, var(--bg-from), var(--bg-via), var(--bg-to));
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 20px; }
.section { padding: 90px 0; }
.section.top-pad { padding-top: 120px; }
.section-head { display: flex; align-items: center; gap: 12px; margin-bottom: 28px; }
.section-head h2, .section-head h1 { margin: 0; font-family: var(--font-head); font-weight: 700; letter-spacing: -0.01em; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(10px);
  background: linear-gradient(180deg, rgba(2,6,23,0.65), rgba(2,6,23,0.25));
  border-bottom: 1px solid rgba(56,189,248,0.08);
}
.nav-container { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; max-width: var(--container); margin: 0 auto; }
.logo { display: flex; align-items: center; gap: 10px; color: #e6f3ff; text-decoration: none; }
.logo-mark { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; background: radial-gradient(60% 60% at 50% 50%, var(--color-primary) 0%, var(--color-secondary) 100%); color: #00111a; font-weight: 800; box-shadow: var(--glow-intensity); }
.logo-text { font-weight: 700; letter-spacing: 0.2px; }

.main-nav { position: relative; }
.nav-links { list-style: none; padding: 0; margin: 0; display: flex; gap: 18px; }
.nav-links a { color: #cde8ff; text-decoration: none; padding: 8px 12px; border-radius: 10px; transition: color var(--transition-speed) var(--easing), background var(--transition-speed) var(--easing), transform var(--transition-speed) var(--easing); }
.nav-links a:hover { color: #fff; background: rgba(56,189,248,0.08); transform: translateY(-1px); }
.nav-links a.active { color: #fff; background: rgba(56,189,248,0.14); }
.header-age .age-badge { border: 1px solid var(--card-border); }

.hamburger { display: none; background: transparent; border: 0; width: 42px; height: 42px; border-radius: 12px; position: relative; cursor: pointer; }
.hamburger span { position: absolute; left: 10px; right: 10px; height: 2px; background: #dff3ff; transition: transform var(--transition-speed) var(--easing), opacity var(--transition-speed) var(--easing), top var(--transition-speed) var(--easing); }
.hamburger span:nth-child(1){ top: 12px; }
.hamburger span:nth-child(2){ top: 20px; }
.hamburger span:nth-child(3){ top: 28px; }
.hamburger.open span:nth-child(1){ top: 20px; transform: rotate(45deg); }
.hamburger.open span:nth-child(2){ opacity: 0; }
.hamburger.open span:nth-child(3){ top: 20px; transform: rotate(-45deg); }

/* Age Badge */
.age-badge { display: inline-flex; align-items: center; justify-content: center; padding: 4px 10px; border-radius: 999px; font-weight: 700; font-size: 12px; letter-spacing: 0.5px; color: #9fe0ff; background: rgba(56,189,248,0.08); border: 1px solid var(--card-border); text-transform: uppercase; }
.age-badge.large { font-size: 14px; padding: 6px 12px; }
.age-badge.giant { font-size: 18px; padding: 10px 16px; box-shadow: var(--glow-intensity); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 12px 18px; border-radius: var(--radius-lg); text-decoration: none; cursor: pointer; transition: transform var(--transition-speed) var(--easing), box-shadow var(--transition-speed) var(--easing), background var(--transition-speed) var(--easing), color var(--transition-speed) var(--easing); font-weight: 700; border: 1px solid transparent; will-change: transform; }
.btn.primary { color: #00111a; background: linear-gradient(90deg, var(--color-primary), var(--color-secondary)); box-shadow: 0 10px 30px rgba(56,189,248,0.25); }
.btn.primary:hover { transform: scale(var(--hover-scale)); box-shadow: 0 12px 40px rgba(56,189,248,0.35); }
.btn.secondary { color: #dff3ff; background: rgba(56,189,248,0.08); border-color: var(--card-border); }
.btn.secondary:hover { background: rgba(56,189,248,0.14); transform: scale(var(--hover-scale)); }
.btn.ghost { color: #9fe0ff; background: transparent; border-color: var(--card-border); }
.btn.ghost:hover { background: rgba(56,189,248,0.08); transform: scale(var(--hover-scale)); }

/* Shimmer effect */
.shimmer { position: relative; overflow: hidden; }
.shimmer::after { content: ""; position: absolute; top: -50%; bottom: -50%; width: 50px; background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent); transform: translateX(-150%); filter: blur(10px); animation: shimmer 2.2s var(--easing) infinite; }
@keyframes shimmer { 100% { transform: translateX(250%); } }

/* Hero */
.hero { position: relative; min-height: 88vh; display: grid; place-items: center; padding: 120px 0 80px; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; background: radial-gradient(60% 60% at 70% 20%, rgba(56,189,248,0.18), transparent 60%), radial-gradient(50% 50% at 30% 80%, rgba(34,211,238,0.15), transparent 60%); }
.wave { position: absolute; left: -10%; right: -10%; height: 50%; filter: blur(40px); opacity: 0.35; background: radial-gradient(100% 100% at 50% 50%, var(--color-secondary), transparent); transform: translateY(0) scale(1.1); animation: flow 12s ease-in-out infinite alternate; mix-blend-mode: screen; }
.wave-1 { top: -10%; }
.wave-2 { bottom: 0; animation-duration: 14s; background: radial-gradient(100% 100% at 50% 50%, var(--color-accent), transparent); }
.wave-3 { top: 30%; animation-duration: 16s; background: radial-gradient(100% 100% at 50% 50%, var(--color-primary), transparent); }
@keyframes flow { 0% { transform: translateY(-10px) scale(1.1); } 100% { transform: translateY(10px) scale(1.2); } }
.hero-inner { display: grid; grid-template-columns: 1fr; gap: 32px; align-items: center; }
.hero-content { position: relative; z-index: 1; }
.corner-age { position: absolute; top: -10px; right: 0; }
.hero-title { font-size: clamp(32px, 6vw, 56px); margin: 0 0 10px; text-shadow: 0 2px 30px var(--color-primary-glow); }
.hero-subtitle { color: #cde8ff; margin: 0 0 22px; font-size: clamp(16px, 2.2vw, 20px); }
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }
.cta-note { margin-top: 10px; color: #9bcff0; font-size: 13px; }
.hero-art { position: relative; min-height: 220px; }
.hero-art .chips, .hero-art .dice, .hero-art .slots-reel { position: absolute; border-radius: 16px; backdrop-filter: blur(6px); border: 1px solid var(--card-border); box-shadow: var(--glow-intensity); background: linear-gradient(135deg, rgba(15,40,71,0.6), rgba(15,40,71,0.3)); }
.hero-art .chips { width: 140px; height: 100px; top: -10px; left: 10%; background-image: radial-gradient(circle at 20% 30%, rgba(56,189,248,0.25) 0 40px, transparent 41px), radial-gradient(circle at 70% 70%, rgba(34,211,238,0.18) 0 32px, transparent 33px); animation: floaty 7s var(--easing) infinite alternate; }
.hero-art .dice { width: 110px; height: 110px; top: 40px; right: 20%; background-image: linear-gradient(45deg, rgba(34,211,238,0.2), rgba(56,189,248,0.1)); animation: floaty 6s var(--easing) infinite alternate-reverse; }
.hero-art .slots-reel { width: 220px; height: 120px; left: 50%; transform: translateX(-50%); bottom: -20px; background-image: repeating-linear-gradient(90deg, rgba(56,189,248,0.1) 0 44px, rgba(34,211,238,0.1) 44px 88px); animation: reel 12s linear infinite; }
@keyframes floaty { 0% { transform: translateY(0) rotate(0deg); } 100% { transform: translateY(-10px) rotate(2deg); } }
@keyframes reel { 0% { background-position: 0 0; } 100% { background-position: 400px 0; } }

/* Cards - Gradient Flow */
.games-grid { display: grid; grid-template-columns: 1fr; gap: 18px; }
.game-card { position: relative; border-radius: var(--radius-lg); padding: 14px; background: linear-gradient(180deg, rgba(15,40,71,0.7), rgba(15,40,71,0.4)); border: 1px solid var(--card-border); box-shadow: var(--glow-intensity); transition: transform var(--transition-speed) var(--easing), box-shadow var(--transition-speed) var(--easing), border-color var(--transition-speed) var(--easing); overflow: hidden; }
.game-card::before {  position: absolute; inset: -1px; border-radius: inherit; padding: 1px; background: linear-gradient(135deg, rgba(56,189,248,0.35), rgba(34,211,238,0.25)); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; }
.game-card:hover { transform: translateY(-3px) scale(var(--hover-scale)); box-shadow: 0 10px 40px rgba(56,189,248,0.22); border-color: rgba(56,189,248,0.35); }

.game-image-container { position: relative; height: 170px; border-radius: 14px; overflow: hidden; background: radial-gradient(120% 80% at 10% 10%, rgba(56,189,248,0.15), transparent 60%), radial-gradient(120% 80% at 90% 90%, rgba(34,211,238,0.15), transparent 60%); border: 1px solid var(--card-border); }
.game-image { width: 100%; height: 100%; object-fit: cover; display: block; filter: saturate(1.05) contrast(1.02); }
.game-image-fallback { position: absolute; inset: 0; display: none; align-items: center; justify-content: center; font-weight: 700; color: #bfe9ff; background-image: linear-gradient(135deg, rgba(56,189,248,0.08), rgba(34,211,238,0.08)); }
.game-info { display: flex; align-items: center; justify-content: space-between; margin-top: 12px; }
.game-category { font-size: 12px; color: #a8ddff; background: rgba(56,189,248,0.08); border: 1px solid var(--card-border); padding: 4px 10px; border-radius: 999px; }
.game-title { margin: 10px 0; font-family: var(--font-head); font-size: 18px; }
.play-demo-btn { width: 100%; padding: 12px 14px; border-radius: 14px; border: 1px solid var(--card-border); background: linear-gradient(90deg, rgba(56,189,248,0.1), rgba(34,211,238,0.12)); color: #e6f3ff; font-weight: 700; cursor: pointer; transition: transform var(--transition-speed) var(--easing), background var(--transition-speed) var(--easing), box-shadow var(--transition-speed) var(--easing); }
.play-demo-btn:hover { transform: scale(var(--hover-scale)); background: linear-gradient(90deg, rgba(56,189,248,0.18), rgba(34,211,238,0.2)); box-shadow: 0 6px 24px rgba(56,189,248,0.18); }

/* Steps */
.steps-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.step-card { padding: 18px; border-radius: var(--radius-lg); background: var(--card-bg); border: 1px solid var(--card-border); transition: transform var(--transition-speed) var(--easing), box-shadow var(--transition-speed) var(--easing); }
.step-card:hover { transform: translateY(-3px); box-shadow: var(--glow-intensity); }
.step-icon { color: var(--color-primary); width: 44px; height: 44px; display: grid; place-items: center; border-radius: 12px; background: rgba(56,189,248,0.08); border: 1px solid var(--card-border); margin-bottom: 10px; }

/* Features */
.features-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.feature-card { padding: 18px; border-radius: var(--radius-lg); background: var(--card-bg); border: 1px solid var(--card-border); transition: transform var(--transition-speed) var(--easing), box-shadow var(--transition-speed) var(--easing); }
.feature-card:hover { transform: translateY(-3px); box-shadow: var(--glow-intensity); }

/* Responsible Gaming section cards */
.rg-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.rg-card { padding: 18px; border-radius: var(--radius-lg); background: var(--card-bg); border: 1px solid var(--card-border); }
.rg-link { color: var(--color-primary); text-decoration: none; border-bottom: 1px dashed rgba(56,189,248,0.4); }
.rg-link:hover { color: #fff; border-bottom-color: rgba(56,189,248,0.7); }

/* Filters */
.filters { display: flex; gap: 10px; margin: 16px 0 24px; flex-wrap: wrap; }
.filter-btn { padding: 10px 14px; border-radius: 999px; background: rgba(56,189,248,0.08); color: #cde8ff; border: 1px solid var(--card-border); cursor: pointer; transition: transform var(--transition-speed) var(--easing), background var(--transition-speed) var(--easing); }
.filter-btn:hover { transform: scale(1.04); background: rgba(56,189,248,0.14); }
.filter-btn.active { background: linear-gradient(90deg, rgba(56,189,248,0.2), rgba(34,211,238,0.2)); color: #fff; }

/* Age banner */
.age-banner { display: flex; align-items: center; gap: 10px; padding: 12px 14px; border-radius: var(--radius-lg); background: rgba(56,189,248,0.06); border: 1px solid var(--card-border); margin-bottom: 10px; color: #a8ddff; }

/* FAQ */
.faq { display: grid; gap: 12px; }
.faq-item { border: 1px solid var(--card-border); border-radius: var(--radius-lg); background: var(--card-bg); overflow: hidden; }
.faq-q { width: 100%; text-align: left; padding: 16px 18px; background: none; border: 0; color: #e6f3ff; font-weight: 700; cursor: pointer; display: flex; justify-content: space-between; align-items: center; }
.faq-q::after { content: '+'; color: var(--color-primary); font-weight: 700; }
.faq-q[aria-expanded="true"]::after { content: '−'; }
.faq-a { display: none; padding: 0 18px 16px; color: #cde8ff; }
.faq-item.open .faq-a { display: block; }

/* Disclaimers */
.section-disclaimer { display: flex; align-items: center; gap: 10px; margin-top: 18px; color: #9bcff0; }

/* Footer */
.site-footer { border-top: 1px solid rgba(56,189,248,0.08); background: linear-gradient(180deg, rgba(2,6,23,0.3), rgba(2,6,23,0.6)); padding: 40px 0; }
.footer-inner { display: grid; gap: 16px; }
.footer-logo { text-decoration: none; color: #e6f3ff; display: inline-flex; align-items: center; gap: 10px; }
.footer-links { display: flex; gap: 16px; flex-wrap: wrap; }
.footer-links a { color: #9bcff0; text-decoration: none; border-bottom: 1px dashed rgba(56,189,248,0.3); }
.footer-links a:hover { color: #fff; border-bottom-color: rgba(56,189,248,0.6); }
.footer-disclaimer { color: #a8ddff; }
.footer-age { margin: 8px 0; }

/* Age Modal */
age-modal, .age-modal { position: fixed; inset: 0; background: rgba(2,6,23,0.8); backdrop-filter: blur(8px); display: none; place-items: center; z-index: 100; }
.age-modal.active { display: grid; }
.age-modal-content { width: min(560px, 92vw); padding: 28px; border-radius: var(--radius-lg); background: radial-gradient(120% 120% at 10% 10%, rgba(56,189,248,0.12), transparent 60%), radial-gradient(120% 120% at 80% 80%, rgba(34,211,238,0.12), transparent 60%), rgba(15,40,71,0.85); border: 1px solid var(--card-border); box-shadow: var(--glow-intensity); text-align: center; }
.age-icon { display: inline-grid; place-items: center; width: 64px; height: 64px; border-radius: 16px; margin: 0 auto 10px; font-weight: 800; color: #00111a; background: linear-gradient(135deg, var(--color-primary), var(--color-secondary)); box-shadow: var(--glow-intensity); }
.age-actions { display: flex; gap: 10px; justify-content: center; margin-top: 16px; }

/* Game Modal */
.game-modal { position: fixed; inset: 0; display: none; place-items: center; background: rgba(2,6,23,0.85); backdrop-filter: blur(8px); z-index: 90; padding: 20px; }
.game-modal.active { display: grid; }
.modal-content { width: min(1100px, 96vw); background: rgba(15,40,71,0.9); border: 1px solid var(--card-border); border-radius: var(--radius-lg); box-shadow: var(--glow-intensity); overflow: hidden; }
.modal-header { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 14px 16px; border-bottom: 1px solid var(--card-border); }
.modal-header h2 { margin: 0; font-size: 18px; }
.close-btn { background: transparent; border: 0; color: #cde8ff; font-size: 28px; cursor: pointer; padding: 4px 10px; border-radius: 10px; transition: background var(--transition-speed) var(--easing), transform var(--transition-speed) var(--easing); }
.close-btn:hover { background: rgba(56,189,248,0.1); transform: scale(1.08); }
#game-iframe { width: 100%; height: min(70vh, 680px); display: block; border: 0; background: #000; }
.demo-unavailable { display: none; align-items: center; justify-content: center; height: 240px; color: #9bcff0; }

/* Policy page */
.policy h2 { margin-top: 18px; }
.policy .muted { color: #9bcff0; }

/* Responsive */
@media (min-width: 640px) {
  .games-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid, .features-grid, .rg-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 768px) {
  .hero-inner { grid-template-columns: 1.1fr 0.9fr; }
}
@media (min-width: 1024px) {
  .games-grid { grid-template-columns: repeat(3, 1fr); }
  .features-grid { grid-template-columns: repeat(3, 1fr); }
  .rg-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1280px) {
  .games-grid { grid-template-columns: repeat(5, 1fr); }
}

/* Mobile nav */
@media (max-width: 860px) {
  .hamburger { display: inline-block; }
  .nav-links { position: absolute; top: 56px; right: 0; background: rgba(2,6,23,0.9); border: 1px solid var(--card-border); border-radius: 14px; padding: 10px; flex-direction: column; width: 240px; display: none; }
  .nav-links.open { display: flex; }
}