/* ==========================================
   UNLINE TECHNOLOGY LIMITED - MODERN DESIGN
   Clean Modern Edition
   ========================================== */

/* --- 核心变量 --- */
:root {
  /* 主色调 - 现代渐变 */
  --primary-blue: #3b82f6;
  --primary-purple: #8b5cf6;
  --primary-pink: #ec4899;
  --primary-cyan: #06b6d4;
  
  /* 渐变 */
  --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 50%, #ec4899 100%);
  --gradient-bg: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
  --gradient-card: linear-gradient(145deg, rgba(30, 41, 59, 0.8) 0%, rgba(15, 23, 42, 0.9) 100%);
  
  /* 颜色 */
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-card: #334155;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  /* 圆角 */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* 阴影 */
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 40px rgba(59, 130, 246, 0.3);
  
  /* 动画 */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* --- 基础样式 --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Poppins', 'Noto Sans SC', 'Segoe UI', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  padding-top: 36px;
}

@media (max-width: 768px) {
  body {
    padding-top: 32px;
  }
}

/* --- 背景装饰 --- */
.bg-gradient-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
  z-index: 0;
}

.orb-1 {
  width: 600px;
  height: 600px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.3), rgba(139, 92, 246, 0.3));
  top: -200px;
  right: -200px;
  animation: float 20s ease-in-out infinite;
}

.orb-2 {
  width: 500px;
  height: 500px;
  background: linear-gradient(135deg, rgba(236, 72, 153, 0.2), rgba(6, 182, 212, 0.2));
  bottom: -150px;
  left: -150px;
  animation: float 25s ease-in-out infinite reverse;
}

.orb-3 {
  width: 400px;
  height: 400px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(59, 130, 246, 0.2));
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: pulse 15s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  25% { transform: translate(30px, -30px); }
  50% { transform: translate(0, -50px); }
  75% { transform: translate(-30px, -30px); }
}

@keyframes pulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.3; }
  50% { transform: translate(-50%, -50%) scale(1.1); opacity: 0.5; }
}

.bg-grid-pattern {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* --- 玻璃态卡片 --- */
.glass-card {
  background: rgba(30, 41, 59, 0.6);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
}

/* --- TikTok 合规横幅 --- */
.tiktok-compliance-banner {
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.95) 100%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 0.5rem 1rem;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1001;
}

.tiktok-compliance-banner .container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.tiktok-compliance-banner span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.tiktok-compliance-banner .divider {
    color: rgba(255, 255, 255, 0.2);
}

.tiktok-compliance-banner .divider:first-of-type {
    display: none;
}

.tiktok-compliance-banner i {
    color: var(--primary-blue);
}

@media (max-width: 768px) {
    .tiktok-compliance-banner {
        padding: 0.4rem 0.5rem;
        font-size: 0.65rem;
    }
    
    .tiktok-compliance-banner .divider {
        display: none;
    }
}

/* --- 年龄验证弹窗样式 --- */
.age-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(10px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease;
}

.age-modal-content {
  padding: 3rem;
  max-width: 500px;
  text-align: center;
  animation: scaleIn 0.3s ease;
}

.age-modal-content h2 {
  font-size: 2rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 1.5rem;
}

.age-icon {
  width: 100px;
  height: 100px;
  margin: 0 auto 1.5rem;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: pulse 2s ease-in-out infinite;
}

.age-icon i {
  font-size: 3rem;
  color: white;
}

.age-modal-content p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.7;
}

.age-modal-content p strong {
  color: var(--primary-pink);
}

.age-warning {
  font-size: 0.9rem;
  color: var(--primary-pink) !important;
  padding: 1rem;
  background: rgba(236, 72, 153, 0.1);
  border-radius: var(--radius-md);
  border: 1px solid rgba(236, 72, 153, 0.3);
}

.age-buttons {
  display: flex;
  gap: 1rem;
  margin: 2rem 0;
  flex-wrap: wrap;
  justify-content: center;
}

.age-btn {
  padding: 1rem 2rem;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-base);
  text-decoration: none;
  display: inline-block;
  border: none;
}

.age-btn.confirm {
  background: var(--gradient-primary);
  color: white;
}

.age-btn.confirm:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.age-btn.deny {
  background: transparent;
  color: var(--primary-pink);
  border: 2px solid var(--primary-pink);
}

.age-btn.deny:hover {
  background: rgba(236, 72, 153, 0.1);
}

.age-legal {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 1rem;
}

.age-legal a {
  color: var(--primary-blue);
  text-decoration: none;
}

.age-legal a:hover {
  text-decoration: underline;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes scaleIn {
  from { transform: scale(0.9); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

/* --- 导航栏 --- */
.modern-nav {
  position: fixed;
  top: 36px;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: var(--transition-base);
}

@media (max-width: 768px) {
  .modern-nav {
    top: 32px;
  }
}

.glass-nav {
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  color: var(--text-primary);
}

.logo-icon {
  width: 45px;
  height: 45px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: white;
  box-shadow: var(--shadow-md);
}

.logo-text {
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 1px;
}

@media (max-width: 768px) {
  .logo-text {
    font-size: 0.75rem;
    letter-spacing: 0.5px;
  }
}

.nav-links {
  display: flex;
  gap: 0.5rem;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.nav-link i {
  font-size: 1rem;
}

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

/* 移动端菜单按钮 */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  border-radius: 3px;
  transition: var(--transition-fast);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 80px;
  left: 0;
  right: 0;
  background: rgba(15, 23, 42, 0.98);
  backdrop-filter: blur(20px);
  padding: 1rem;
  transform: translateY(-100%);
  opacity: 0;
  transition: var(--transition-base);
}

.mobile-menu.active {
  transform: translateY(0);
  opacity: 1;
}

.mobile-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 1.1rem;
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

.mobile-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .mobile-menu {
    display: block;
  }
  
  .nav-container {
    height: 70px;
  }
}

/* --- Hero 区域 --- */
.hero-modern {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 2rem 4rem;
  overflow: hidden;
}

@media (max-width: 768px) {
  .hero-modern {
    padding: 120px 1.5rem 3rem;
  }
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: var(--radius-full);
  color: var(--primary-blue);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 2rem;
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--primary-blue);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.hero-title {
  margin-bottom: 1.5rem;
}

.title-main {
  display: block;
  font-size: clamp(3rem, 8vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 0.5rem;
}

.title-sub {
  display: block;
  font-size: clamp(1rem, 3vw, 1.5rem);
  color: var(--text-secondary);
  font-weight: 400;
  letter-spacing: 4px;
}

.hero-desc {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 550px;
  margin: 0 auto 3rem;
  line-height: 1.8;
}

/* 按钮 */
.hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2rem;
  background: var(--gradient-primary);
  color: white;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-md);
  transition: var(--transition-base);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.btn-primary i {
  transition: var(--transition-fast);
}

.btn-primary:hover i {
  transform: translateX(5px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  padding: 1rem 2rem;
  background: transparent;
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: var(--transition-base);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.3);
}

/* 统计数字 */
.hero-stats {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.stat-item {
  text-align: center;
}

.stat-number {
  display: inline;
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}

.stat-suffix {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-purple);
}

.stat-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

.stat-divider {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, transparent, var(--text-muted), transparent);
}

/* Hero 可视化区域 */
.hero-visual {
  position: absolute;
  right: 5%;
  top: 50%;
  transform: translateY(-50%);
  width: 400px;
  height: 400px;
  display: none;
}

@media (min-width: 1200px) {
  .hero-visual {
    display: block;
  }
  
  .hero-content {
    text-align: left;
    margin: 0;
  }
}

.floating-card {
  position: absolute;
  background: rgba(30, 41, 59, 0.8);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  box-shadow: var(--shadow-lg);
}

.floating-card .card-icon {
  width: 45px;
  height: 45px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: white;
}

.floating-card span {
  font-weight: 600;
  color: var(--text-primary);
}

.card-1 {
  top: 10%;
  left: 0;
  animation: floatCard 6s ease-in-out infinite;
}

.card-2 {
  top: 30%;
  right: 0;
  animation: floatCard 6s ease-in-out infinite 1.5s;
}

.card-3 {
  bottom: 30%;
  left: 10%;
  animation: floatCard 6s ease-in-out infinite 3s;
}

.card-4 {
  bottom: 10%;
  right: 10%;
  animation: floatCard 6s ease-in-out infinite 4.5s;
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

/* --- 特色区域 --- */
.features-section {
  padding: 8rem 2rem;
  background: var(--bg-secondary);
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: var(--radius-full);
  color: var(--primary-purple);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.section-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  margin-bottom: 1rem;
}

.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

.feature-card {
  padding: 2rem;
  text-align: center;
  transition: var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(59, 130, 246, 0.3);
  box-shadow: var(--shadow-glow);
}

.feature-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 1.5rem;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: white;
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* --- 游戏区域 --- */
.games-section {
  padding: 8rem 2rem;
  background: var(--bg-primary);
  position: relative;
}

/* 游戏筛选器 */
.game-filters {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.filter-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
}

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

.filter-btn.active {
  background: var(--gradient-primary);
  border-color: transparent;
  color: white;
}

/* 游戏网格 */
.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

/* 游戏卡片 */
.game-card {
  overflow: hidden;
  transition: var(--transition-base);
}

.game-card:hover {
  transform: translateY(-8px);
  border-color: rgba(59, 130, 246, 0.3);
  box-shadow: var(--shadow-lg);
}

.card-image {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.game-card:hover .card-image img {
  transform: scale(1.1);
}

.card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-base);
}

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

.play-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--gradient-primary);
  color: white;
  font-weight: 600;
  border-radius: var(--radius-md);
  transform: translateY(10px);
  transition: var(--transition-base);
}

.game-card:hover .play-btn {
  transform: translateY(0);
}

.card-content {
  padding: 1.25rem;
}

.card-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  color: var(--primary-blue);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.card-content h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.card-content p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.8rem;
}

.difficulty {
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.7rem;
}

.difficulty.easy {
  background: rgba(16, 185, 129, 0.2);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.difficulty.medium {
  background: rgba(245, 158, 11, 0.2);
  color: #f59e0b;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.difficulty.hard {
  background: rgba(236, 72, 153, 0.2);
  color: var(--primary-pink);
  border: 1px solid rgba(236, 72, 153, 0.3);
}

.players {
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

/* --- 页脚 --- */
.footer-modern {
  position: relative;
  background: var(--bg-secondary);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 4rem 2rem 2rem;
  margin-top: 4rem;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto 3rem;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
}

@media (max-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.footer-brand {
  display: flex;
  flex-direction: column;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.2rem;
  text-decoration: none;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.brand-tagline {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: 1rem;
}

.made-by {
  color: var(--primary-pink);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.compliance-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.compliance-badges .badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.4rem 0.8rem;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  color: var(--primary-blue);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

@media (max-width: 480px) {
  .footer-links {
    grid-template-columns: 1fr;
  }
}

.link-group h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1rem;
}

.link-group a {
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
  transition: var(--transition-fast);
}

.link-group a:hover {
  color: var(--primary-blue);
  padding-left: 0.25rem;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

.footer-bottom .legal-text {
  font-size: 0.8rem;
  opacity: 0.7;
}

.tiktok-verified-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

.tiktok-verified-badge i {
  color: #10b981;
}

.age-notice {
  color: var(--primary-cyan) !important;
  margin-top: 1rem;
}

.age-notice i {
  margin-right: 0.25rem;
}

.age-badge {
  background: rgba(245, 158, 11, 0.1) !important;
  border-color: rgba(245, 158, 11, 0.3) !important;
  color: #f59e0b !important;
}

.contact-note {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

.contact-note i {
  margin-right: 0.25rem;
}

/* --- 响应式 --- */
@media (max-width: 768px) {
  .hero-modern {
    padding: 100px 1.5rem 3rem;
  }
  
  .hero-stats {
    gap: 1.5rem;
  }
  
  .stat-number {
    font-size: 2rem;
  }
  
  .hero-cta {
    flex-direction: column;
    align-items: center;
  }
  
  .btn-primary, .btn-secondary {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }
  
  .features-section,
  .games-section {
    padding: 4rem 1.5rem;
  }
}

/* --- 自定义滚动条 --- */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-blue);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-purple);
}

/* --- 选择文本 --- */
::selection {
  background: rgba(59, 130, 246, 0.3);
  color: var(--text-primary);
}

/* --- 工具类 --- */
.text-blue { color: var(--primary-blue); }
.text-purple { color: var(--primary-purple); }
.text-pink { color: var(--primary-pink); }