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

:root {
  --primary: #00d9ff;
  --secondary: #ff6b6b;
  --accent: #4ecdc4;
  --dark: #1a1a2e;
  --darker: #16213e;
  --light: #f1f1f1;
  --white: #ffffff;
  --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

body {
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(135deg, var(--darker) 0%, var(--dark) 100%);
  color: var(--light);
  line-height: 1.6;
  min-height: 100vh;
}

.age-gate {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(26, 26, 46, 0.98);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  backdrop-filter: blur(10px);
}

.age-gate.hidden {
  display: none;
}

.age-gate-card {
  background: linear-gradient(135deg, var(--darker), var(--dark));
  border: 3px solid var(--primary);
  border-radius: 25px;
  padding: 3rem 2.5rem;
  max-width: 500px;
  width: 90%;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0, 217, 255, 0.3);
  animation: slideIn 0.5s ease;
}

@keyframes slideIn {
  from {
    transform: translateY(-50px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.age-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

.age-gate-card h2 {
  color: var(--primary);
  font-size: 2rem;
  margin-bottom: 1rem;
}

.age-gate-card p {
  margin-bottom: 1rem;
  font-size: 1rem;
}

.age-note {
  font-size: 0.9rem;
  color: var(--accent);
}

.age-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  flex-wrap: wrap;
  justify-content: center;
}

.btn-accept, .btn-reject {
  padding: 1rem 2rem;
  border: none;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: 'Poppins', sans-serif;
}

.btn-accept {
  background: var(--primary);
  color: var(--dark);
}

.btn-accept:hover {
  background: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 217, 255, 0.4);
}

.btn-reject {
  background: var(--secondary);
  color: var(--white);
}

.btn-reject:hover {
  background: #ff5252;
  transform: translateY(-3px);
}

.site-header {
  background: rgba(26, 26, 46, 0.95);
  border-bottom: 2px solid var(--primary);
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(10px);
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
}

.container.narrow {
  max-width: 1000px;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 2rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand-name {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  width: 28px;
  height: 3px;
  background: var(--primary);
  margin: 3px 0;
  transition: 0.3s;
  border-radius: 3px;
}

.main-nav {
  display: flex;
  gap: 2rem;
}

.main-nav a {
  color: var(--light);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.3s ease;
}

.main-nav a:hover {
  color: var(--primary);
}

.main-nav a:hover::after {
  width: 100%;
}

.hero-section {
  padding: 5rem 0;
  text-align: center;
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.2), rgba(118, 75, 162, 0.2));
  border-radius: 30px;
  margin: 2rem 0;
  border: 2px solid var(--primary);
}

.hero-text h1 {
  font-size: 3.5rem;
  color: var(--primary);
  margin-bottom: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
}

.hero-text p {
  font-size: 1.3rem;
  max-width: 700px;
  margin: 0 auto 2rem;
  color: var(--light);
}

.hero-badges {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.badge {
  background: rgba(0, 217, 255, 0.2);
  border: 2px solid var(--primary);
  padding: 0.8rem 1.5rem;
  border-radius: 50px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.intro-section {
  padding: 4rem 0;
}

.section-header {
  margin-bottom: 3rem;
}

.section-header.center {
  text-align: center;
}

.section-header h2 {
  font-size: 2.8rem;
  color: var(--primary);
  margin-bottom: 1rem;
}

.section-lead {
  font-size: 1.2rem;
  color: var(--accent);
}

.content-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.content-block p {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
  line-height: 1.8;
}

.info-card {
  background: rgba(0, 217, 255, 0.1);
  border: 2px solid var(--primary);
  border-radius: 20px;
  padding: 2rem;
  margin-bottom: 2rem;
  text-align: center;
}

.card-emoji {
  font-size: 3rem;
  display: block;
  margin-bottom: 1rem;
}

.info-card h3 {
  color: var(--primary);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.alerts-section {
  padding: 4rem 0;
}

.alert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.alert-card {
  padding: 2rem;
  border-radius: 20px;
  border: 2px solid;
}

.alert-card.primary {
  background: rgba(0, 217, 255, 0.1);
  border-color: var(--primary);
}

.alert-card.secondary {
  background: rgba(255, 107, 107, 0.1);
  border-color: var(--secondary);
}

.alert-card.tertiary {
  background: rgba(78, 205, 196, 0.1);
  border-color: var(--accent);
}

.alert-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.alert-icon {
  font-size: 2.5rem;
}

.alert-card h3 {
  color: var(--primary);
  font-size: 1.4rem;
}

.alert-card.secondary h3 {
  color: var(--secondary);
}

.alert-card.tertiary h3 {
  color: var(--accent);
}

.game-section {
  padding: 4rem 0;
}

.game-embed {
  background: rgba(0, 0, 0, 0.5);
  padding: 2rem;
  border-radius: 25px;
  border: 2px solid var(--primary);
  margin: 2rem 0;
}

.game-iframe {
  width: 100%;
  height: 600px;
  border: none;
  border-radius: 15px;
  background: #000;
}

.game-tip {
  text-align: center;
  color: var(--accent);
  font-size: 1.1rem;
  margin-top: 1rem;
}

.features-section {
  padding: 4rem 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.feature-item {
  background: rgba(0, 217, 255, 0.1);
  border: 2px solid var(--primary);
  border-radius: 20px;
  padding: 2.5rem;
  text-align: center;
  transition: all 0.3s ease;
}

.feature-item:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(0, 217, 255, 0.3);
}

.feature-icon {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  display: block;
}

.feature-item h3 {
  color: var(--primary);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.responsibility-section {
  padding: 4rem 0;
}

.responsibility-box {
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.2), rgba(118, 75, 162, 0.2));
  border: 2px solid var(--primary);
  border-radius: 25px;
  padding: 3rem;
  text-align: center;
}

.responsibility-box h2 {
  color: var(--primary);
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

.responsibility-box > p {
  font-size: 1.2rem;
  max-width: 800px;
  margin: 0 auto 2rem;
}

.tips-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.tip-item {
  background: rgba(0, 0, 0, 0.3);
  padding: 1.5rem;
  border-radius: 15px;
  border: 2px solid var(--accent);
}

.tip-emoji {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 1rem;
}

.page-hero {
  text-align: center;
  padding: 3rem 0 2rem;
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.2), rgba(118, 75, 162, 0.2));
  border-radius: 25px;
  margin: 2rem 0;
  border: 2px solid var(--primary);
}

.page-hero h1 {
  font-size: 3rem;
  color: var(--primary);
  margin-bottom: 1rem;
}

.update-date {
  color: var(--accent);
  font-style: italic;
}

.game-play-section {
  padding: 2rem 0 4rem;
}

.game-player {
  background: rgba(0, 0, 0, 0.5);
  padding: 2rem;
  border-radius: 25px;
  border: 2px solid var(--primary);
}

.game-iframe-full {
  width: 100%;
  height: 650px;
  border: none;
  border-radius: 15px;
  background: #000;
}

.game-info-section {
  padding: 2rem 0;
}

.game-info-section h2 {
  text-align: center;
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 2rem;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.info-box {
  background: rgba(0, 217, 255, 0.1);
  border: 2px solid var(--primary);
  border-radius: 20px;
  padding: 2rem;
  text-align: center;
}

.info-icon {
  font-size: 3rem;
  display: block;
  margin-bottom: 1rem;
}

.info-box h3 {
  color: var(--primary);
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.notice-section {
  padding: 3rem 0;
}

.notice-panel {
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.2), rgba(118, 75, 162, 0.2));
  border: 2px solid var(--primary);
  border-radius: 20px;
  padding: 2.5rem;
}

.notice-panel h3 {
  color: var(--primary);
  font-size: 2rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

.notice-panel ul {
  list-style: none;
  max-width: 800px;
  margin: 0 auto;
}

.notice-panel li {
  padding: 1rem 0 1rem 2rem;
  position: relative;
  font-size: 1.1rem;
  border-bottom: 1px solid rgba(0, 217, 255, 0.2);
}

.notice-panel li:last-child {
  border-bottom: none;
}

.notice-panel li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: bold;
  font-size: 1.3rem;
}

.legal-section {
  padding: 2rem 0 4rem;
}

.intro-text {
  background: rgba(0, 217, 255, 0.1);
  border: 2px solid var(--primary);
  border-radius: 20px;
  padding: 2rem;
  margin-bottom: 2rem;
}

.intro-text p {
  font-size: 1.1rem;
  line-height: 1.8;
}

.legal-block {
  background: rgba(0, 0, 0, 0.3);
  border: 2px solid var(--primary);
  border-radius: 20px;
  padding: 2.5rem;
  margin-bottom: 2rem;
}

.legal-block.emphasis {
  background: rgba(0, 217, 255, 0.15);
  border: 3px solid var(--primary);
}

.legal-block h2 {
  color: var(--primary);
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
}

.legal-block h3 {
  color: var(--accent);
  font-size: 1.4rem;
  margin: 1.5rem 0 1rem;
}

.legal-block p {
  margin-bottom: 1.2rem;
  line-height: 1.8;
}

.legal-block ul {
  margin: 1rem 0 1rem 2rem;
  list-style-type: disc;
}

.legal-block li {
  margin-bottom: 0.8rem;
  line-height: 1.7;
}

.legal-block strong {
  color: var(--primary);
}

.highlight-box {
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.3), rgba(118, 75, 162, 0.3));
  border: 3px solid var(--primary);
  border-radius: 20px;
  padding: 2.5rem;
  margin-top: 2rem;
}

.highlight-box h3 {
  color: var(--primary);
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
}

.highlight-box p {
  font-size: 1.1rem;
  line-height: 1.8;
}

.highlight-box ul {
  list-style: none;
  margin: 1.5rem 0;
}

.highlight-box li {
  padding: 0.8rem 0 0.8rem 2rem;
  position: relative;
  font-size: 1.1rem;
}

.highlight-box li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: bold;
}

.site-footer {
  background: rgba(26, 26, 46, 0.95);
  border-top: 2px solid var(--primary);
  margin-top: 4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  padding: 3rem 0;
}

.footer-col h4 {
  color: var(--primary);
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

.footer-col p {
  line-height: 1.7;
  margin-bottom: 1rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 0.7rem;
}

.footer-col a {
  color: var(--light);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-col a:hover {
  color: var(--primary);
}

.footer-bottom {
  background: var(--darker);
  text-align: center;
  padding: 1.5rem;
  border-top: 1px solid var(--primary);
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: 0;
    right: -100%;
    height: 100vh;
    width: 270px;
    background: rgba(26, 26, 46, 0.98);
    flex-direction: column;
    padding: 6rem 2rem 2rem;
    transition: right 0.3s ease;
    border-left: 2px solid var(--primary);
  }

  .main-nav.active {
    right: 0;
  }

  .main-nav a {
    padding: 1rem 0;
    border-bottom: 1px solid rgba(0, 217, 255, 0.2);
  }

  .hero-text h1 {
    font-size: 2.2rem;
  }

  .hero-text p {
    font-size: 1.1rem;
  }

  .content-split {
    grid-template-columns: 1fr;
  }

  .game-iframe, .game-iframe-full {
    height: 450px;
  }

  .legal-block {
    padding: 1.8rem;
  }
}