/* ============================================
   游戏疆域 (Game Frontier) - 赛博朋克游戏风格
   CSS前缀: game-
   ============================================ */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700;800;900&family=Roboto+Mono:wght@300;400;500;600;700&display=swap');

/* ============================================
   CSS Variables
   ============================================ */
:root {
  --game-dark: #0d0d0d;
  --game-graphite: #1a1a1a;
  --game-cyber-blue: #00f0ff;
  --game-neon-pink: #ff00c1;
  --game-text: #e0e0e0;
  --game-link: #00f0ff;
  --game-card-bg: rgba(26, 26, 26, 0.85);
  --game-border: rgba(0, 240, 255, 0.2);
  --game-glow-blue: 0 0 15px rgba(0, 240, 255, 0.5);
  --game-glow-pink: 0 0 15px rgba(255, 0, 193, 0.5);
  --game-font-heading: 'Orbitron', sans-serif;
  --game-font-body: 'Roboto Mono', monospace;
  --game-radius: 4px;
  --game-transition: 0.3s ease;
}

/* ============================================
   Reset & Base
   ============================================ */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--game-font-body);
  background-color: var(--game-dark);
  color: var(--game-text);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--game-link);
  text-decoration: none;
  transition: var(--game-transition);
}

a:hover {
  color: var(--game-neon-pink);
  text-shadow: var(--game-glow-pink);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--game-font-heading);
  color: var(--game-cyber-blue);
  line-height: 1.3;
  letter-spacing: 1px;
}

/* Jammer Block - Hidden */
.jammer-block {
  display: none;
}

/* ============================================
   Navigation
   ============================================ */
#game-header {
  background: rgba(13, 13, 13, 0.95);
  border-bottom: 1px solid var(--game-border);
  padding: 0;
  z-index: 1000;
  width: 100%;
}

.game-nav-container {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
}

.game-logo-link {
  display: flex;
  align-items: center;
  gap: 10px;
}

.game-logo-img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
}

.game-logo-text {
  font-family: var(--game-font-heading);
  font-size: 1.1rem;
  color: var(--game-cyber-blue);
  text-shadow: var(--game-glow-blue);
  letter-spacing: 2px;
}

.game-nav-menu {
  display: flex;
  list-style: none;
  gap: 8px;
}

.game-nav-link {
  font-family: var(--game-font-heading);
  font-size: 0.75rem;
  color: var(--game-text);
  padding: 8px 14px;
  border: 1px solid transparent;
  border-radius: var(--game-radius);
  transition: var(--game-transition);
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
  white-space: nowrap;
}

.game-nav-link:hover {
  color: var(--game-cyber-blue);
  border-color: var(--game-cyber-blue);
  text-shadow: var(--game-glow-blue);
  animation: game-glitch-text 0.3s ease;
}

.game-nav-link.game-nav-danger {
  color: var(--game-neon-pink);
}

.game-nav-link.game-nav-danger:hover {
  border-color: var(--game-neon-pink);
  text-shadow: var(--game-glow-pink);
}

/* Hamburger Menu */
.game-hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
  padding: 5px;
}

.game-hamburger span {
  width: 28px;
  height: 2px;
  background: var(--game-cyber-blue);
  transition: var(--game-transition);
  box-shadow: var(--game-glow-blue);
}

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

.game-hamburger.active span:nth-child(2) {
  opacity: 0;
}

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

/* Mobile Menu Overlay */
.game-mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  right: -100%;
  width: 280px;
  height: 100vh;
  background: rgba(13, 13, 13, 0.98);
  border-left: 1px solid var(--game-cyber-blue);
  box-shadow: -5px 0 30px rgba(0, 240, 255, 0.1);
  z-index: 2000;
  padding: 80px 30px 30px;
  transition: right 0.4s ease;
  overflow-y: auto;
}

.game-mobile-menu.active {
  right: 0;
}

.game-mobile-menu .game-mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.game-mobile-menu .game-mobile-nav-link {
  font-family: var(--game-font-heading);
  font-size: 0.85rem;
  color: var(--game-text);
  padding: 12px 15px;
  border-left: 2px solid transparent;
  transition: var(--game-transition);
  display: block;
  letter-spacing: 1px;
}

.game-mobile-menu .game-mobile-nav-link:hover {
  color: var(--game-cyber-blue);
  border-left-color: var(--game-cyber-blue);
  background: rgba(0, 240, 255, 0.05);
}

.game-mobile-close {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 1.5rem;
  color: var(--game-cyber-blue);
  cursor: pointer;
  background: none;
  border: none;
  font-family: var(--game-font-heading);
}

.game-mobile-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 1999;
}

.game-mobile-overlay.active {
  display: block;
}

/* ============================================
   Hero Banner - 赛博城市
   ============================================ */
#game-hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  text-align: center;
}

.game-hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  filter: brightness(0.4);
}

.game-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(13,13,13,0.3) 0%, rgba(13,13,13,0.7) 70%, rgba(13,13,13,1) 100%);
  z-index: 2;
}

.game-hero-content {
  position: relative;
  z-index: 3;
  padding: 20px;
}

.game-hero-logo {
  width: 150px;
  height: 150px;
  margin: 0 auto 30px;
  border-radius: 50%;
  box-shadow: 0 0 40px rgba(0, 240, 255, 0.4);
  animation: game-pulse 3s ease-in-out infinite;
}

.game-hero-title {
  font-size: 2.5rem;
  color: #fff;
  text-shadow: 0 0 30px rgba(0, 240, 255, 0.6);
  margin-bottom: 15px;
}

.game-hero-slogan {
  font-size: 1.1rem;
  color: var(--game-cyber-blue);
  text-shadow: var(--game-glow-blue);
  margin-bottom: 30px;
  letter-spacing: 2px;
}

.game-hero-cta {
  display: inline-block;
  padding: 14px 40px;
  background: transparent;
  border: 2px solid var(--game-cyber-blue);
  color: var(--game-cyber-blue);
  font-family: var(--game-font-heading);
  font-size: 0.9rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: var(--game-transition);
  cursor: pointer;
}

.game-hero-cta:hover {
  background: var(--game-cyber-blue);
  color: var(--game-dark);
  box-shadow: var(--game-glow-blue);
}

/* ============================================
   Section Common Styles
   ============================================ */
.game-section {
  padding: 80px 20px;
  max-width: 1440px;
  margin: 0 auto;
}

.game-section-title {
  font-size: 1.8rem;
  text-align: center;
  margin-bottom: 15px;
  text-transform: uppercase;
  letter-spacing: 3px;
}

.game-section-subtitle {
  text-align: center;
  color: rgba(224, 224, 224, 0.6);
  font-size: 0.85rem;
  margin-bottom: 50px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.game-section-divider {
  width: 80px;
  height: 2px;
  background: linear-gradient(90deg, var(--game-cyber-blue), var(--game-neon-pink));
  margin: 15px auto 20px;
}

/* ============================================
   Cards - Glitch Border Style
   ============================================ */
.game-card {
  background: var(--game-card-bg);
  border: 1px solid var(--game-border);
  border-radius: var(--game-radius);
  overflow: hidden;
  transition: var(--game-transition);
  position: relative;
}

.game-card::before {
  content: '';
  position: absolute;
  top: -1px;
  left: -1px;
  right: -1px;
  bottom: -1px;
  border-radius: var(--game-radius);
  background: linear-gradient(45deg, var(--game-cyber-blue), transparent, var(--game-neon-pink));
  z-index: -1;
  opacity: 0;
  transition: var(--game-transition);
}

.game-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 240, 255, 0.1);
}

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

.game-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.game-card-body {
  padding: 20px;
}

.game-card-title {
  font-size: 1rem;
  margin-bottom: 10px;
  color: #fff;
}

.game-card-text {
  font-size: 0.8rem;
  color: rgba(224, 224, 224, 0.7);
  line-height: 1.6;
}

.game-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 20px;
  border-top: 1px solid var(--game-border);
  font-size: 0.75rem;
  color: rgba(224, 224, 224, 0.5);
}

/* ============================================
   Grid Layouts
   ============================================ */
.game-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.game-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}

.game-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 25px;
}

/* ============================================
   Featured Match Section
   ============================================ */
.game-match-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--game-card-bg);
  border: 1px solid var(--game-border);
  border-radius: var(--game-radius);
  padding: 25px 30px;
  transition: var(--game-transition);
}

.game-match-card:hover {
  border-color: var(--game-cyber-blue);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.1);
}

.game-match-team {
  text-align: center;
  flex: 1;
}

.game-match-team-name {
  font-family: var(--game-font-heading);
  font-size: 0.95rem;
  color: #fff;
  margin-top: 8px;
}

.game-match-vs {
  font-family: var(--game-font-heading);
  font-size: 1.5rem;
  color: var(--game-neon-pink);
  text-shadow: var(--game-glow-pink);
  padding: 0 20px;
}

.game-match-info {
  text-align: center;
  flex: 1;
}

.game-match-time {
  font-size: 0.8rem;
  color: var(--game-cyber-blue);
}

.game-match-league {
  font-size: 0.7rem;
  color: rgba(224, 224, 224, 0.5);
  margin-top: 5px;
}

.game-live-badge {
  display: inline-block;
  background: #ff0040;
  color: #fff;
  font-size: 0.65rem;
  padding: 3px 10px;
  border-radius: 2px;
  font-family: var(--game-font-heading);
  letter-spacing: 1px;
  animation: game-pulse 1.5s ease-in-out infinite;
}

/* ============================================
   Streamer Section
   ============================================ */
.game-streamer-card {
  text-align: center;
  padding: 30px 20px;
}

.game-streamer-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 15px;
  border: 3px solid var(--game-cyber-blue);
  box-shadow: var(--game-glow-blue);
}

.game-streamer-name {
  font-family: var(--game-font-heading);
  font-size: 0.9rem;
  color: #fff;
  margin-bottom: 5px;
}

.game-streamer-game {
  font-size: 0.75rem;
  color: var(--game-neon-pink);
}

.game-streamer-status {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.7rem;
  margin-top: 10px;
  padding: 4px 12px;
  border-radius: 20px;
  background: rgba(0, 240, 255, 0.1);
  color: var(--game-cyber-blue);
}

.game-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #00ff88;
  animation: game-pulse 1s ease-in-out infinite;
}

.game-status-dot.offline {
  background: #666;
  animation: none;
}

/* ============================================
   Highlight / Waterfall Layout
   ============================================ */
.game-waterfall {
  columns: 3;
  column-gap: 20px;
}

.game-waterfall .game-card {
  break-inside: avoid;
  margin-bottom: 20px;
}

/* ============================================
   Underground Entrance
   ============================================ */
#game-underground {
  position: relative;
  padding: 100px 20px;
  text-align: center;
  overflow: hidden;
}

.game-underground-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.25) saturate(1.3);
  z-index: 1;
}

.game-underground-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, var(--game-dark) 0%, transparent 30%, transparent 70%, var(--game-dark) 100%);
  z-index: 2;
}

.game-underground-content {
  position: relative;
  z-index: 3;
}

.game-underground-icon {
  font-size: 4rem;
  margin-bottom: 20px;
  animation: game-flicker 2s ease-in-out infinite;
}

.game-underground-title {
  font-size: 2rem;
  color: var(--game-neon-pink);
  text-shadow: var(--game-glow-pink);
  margin-bottom: 15px;
}

.game-underground-text {
  color: rgba(224, 224, 224, 0.6);
  margin-bottom: 30px;
  font-size: 0.9rem;
}

.game-btn-danger {
  display: inline-block;
  padding: 14px 40px;
  background: transparent;
  border: 2px solid var(--game-neon-pink);
  color: var(--game-neon-pink);
  font-family: var(--game-font-heading);
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: var(--game-transition);
  cursor: pointer;
}

.game-btn-danger:hover {
  background: var(--game-neon-pink);
  color: #fff;
  box-shadow: var(--game-glow-pink);
}

/* ============================================
   VIP / Membership Section
   ============================================ */
.game-vip-card {
  text-align: center;
  padding: 40px 25px;
  position: relative;
}

.game-vip-card.game-vip-featured {
  border-color: var(--game-cyber-blue);
  box-shadow: var(--game-glow-blue);
}

.game-vip-badge {
  font-family: var(--game-font-heading);
  font-size: 0.7rem;
  background: linear-gradient(135deg, var(--game-cyber-blue), var(--game-neon-pink));
  color: #fff;
  padding: 4px 15px;
  border-radius: 20px;
  display: inline-block;
  margin-bottom: 15px;
  letter-spacing: 1px;
}

.game-vip-price {
  font-family: var(--game-font-heading);
  font-size: 2.5rem;
  color: #fff;
  margin: 15px 0;
}

.game-vip-price span {
  font-size: 0.9rem;
  color: rgba(224, 224, 224, 0.5);
}

.game-vip-features {
  list-style: none;
  margin: 20px 0;
  text-align: left;
}

.game-vip-features li {
  padding: 8px 0;
  font-size: 0.8rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  color: rgba(224, 224, 224, 0.8);
}

.game-vip-features li::before {
  content: '>';
  color: var(--game-cyber-blue);
  margin-right: 10px;
  font-family: var(--game-font-heading);
}

.game-btn-primary {
  display: inline-block;
  padding: 12px 35px;
  background: var(--game-cyber-blue);
  color: var(--game-dark);
  font-family: var(--game-font-heading);
  font-size: 0.8rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  border: none;
  border-radius: var(--game-radius);
  transition: var(--game-transition);
  cursor: pointer;
  font-weight: 700;
}

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

.game-btn-outline {
  display: inline-block;
  padding: 12px 35px;
  background: transparent;
  border: 1px solid var(--game-cyber-blue);
  color: var(--game-cyber-blue);
  font-family: var(--game-font-heading);
  font-size: 0.8rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  border-radius: var(--game-radius);
  transition: var(--game-transition);
  cursor: pointer;
}

.game-btn-outline:hover {
  background: rgba(0, 240, 255, 0.1);
  color: var(--game-cyber-blue);
}

/* ============================================
   Register Section
   ============================================ */
#game-register {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.05), rgba(255, 0, 193, 0.05));
  border-top: 1px solid var(--game-border);
  border-bottom: 1px solid var(--game-border);
}

.game-register-form {
  max-width: 500px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.game-input {
  width: 100%;
  padding: 14px 18px;
  background: rgba(26, 26, 26, 0.8);
  border: 1px solid var(--game-border);
  border-radius: var(--game-radius);
  color: var(--game-text);
  font-family: var(--game-font-body);
  font-size: 0.85rem;
  transition: var(--game-transition);
  backdrop-filter: blur(10px);
}

.game-input:focus {
  outline: none;
  border-color: var(--game-cyber-blue);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}

.game-input::placeholder {
  color: rgba(224, 224, 224, 0.3);
}

/* ============================================
   Footer
   ============================================ */
#game-footer {
  background: var(--game-graphite);
  border-top: 1px solid var(--game-border);
  padding: 60px 20px 30px;
}

.game-footer-container {
  max-width: 1440px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.game-footer-title {
  font-family: var(--game-font-heading);
  font-size: 0.85rem;
  color: var(--game-cyber-blue);
  margin-bottom: 20px;
  letter-spacing: 2px;
}

.game-footer-list {
  list-style: none;
}

.game-footer-list li {
  margin-bottom: 10px;
}

.game-footer-list a {
  color: rgba(224, 224, 224, 0.6);
  font-size: 0.8rem;
  transition: var(--game-transition);
}

.game-footer-list a:hover {
  color: var(--game-cyber-blue);
}

.game-footer-social {
  display: flex;
  gap: 15px;
  margin-top: 10px;
}

.game-footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--game-border);
  border-radius: 50%;
  color: var(--game-text);
  font-size: 0.8rem;
  transition: var(--game-transition);
}

.game-footer-social a:hover {
  border-color: var(--game-cyber-blue);
  color: var(--game-cyber-blue);
  box-shadow: var(--game-glow-blue);
}

.game-footer-bottom {
  max-width: 1440px;
  margin: 40px auto 0;
  padding-top: 20px;
  border-top: 1px solid var(--game-border);
  text-align: center;
  font-size: 0.7rem;
  color: rgba(224, 224, 224, 0.4);
}

.game-footer-cert {
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
}

.game-age-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 2px solid #ff0040;
  border-radius: 50%;
  color: #ff0040;
  font-family: var(--game-font-heading);
  font-size: 0.65rem;
  font-weight: 700;
}

/* ============================================
   Inner Page Styles
   ============================================ */
.game-page-hero {
  position: relative;
  height: 350px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  text-align: center;
}

.game-page-hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.3);
  z-index: 1;
}

.game-page-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(13,13,13,0.5) 0%, rgba(13,13,13,0.9) 100%);
  z-index: 2;
}

.game-page-hero-content {
  position: relative;
  z-index: 3;
  padding: 20px;
}

.game-page-title {
  font-size: 2.2rem;
  color: #fff;
  text-shadow: 0 0 20px rgba(0, 240, 255, 0.5);
  margin-bottom: 10px;
}

.game-page-desc {
  color: rgba(224, 224, 224, 0.6);
  font-size: 0.85rem;
}

/* Article Content */
.game-article-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 60px 20px;
}

.game-article-content h2 {
  font-size: 1.4rem;
  margin: 40px 0 15px;
  padding-left: 15px;
  border-left: 3px solid var(--game-cyber-blue);
}

.game-article-content h3 {
  font-size: 1.1rem;
  margin: 30px 0 12px;
  color: var(--game-neon-pink);
}

.game-article-content p {
  margin-bottom: 20px;
  font-size: 0.88rem;
  color: rgba(224, 224, 224, 0.85);
}

.game-article-content img {
  border-radius: var(--game-radius);
  margin: 25px 0;
  border: 1px solid var(--game-border);
}

/* Breadcrumb */
.game-breadcrumb {
  padding: 15px 20px;
  max-width: 1440px;
  margin: 0 auto;
  font-size: 0.75rem;
  color: rgba(224, 224, 224, 0.4);
}

.game-breadcrumb a {
  color: rgba(224, 224, 224, 0.5);
}

.game-breadcrumb a:hover {
  color: var(--game-cyber-blue);
}

.game-breadcrumb span {
  margin: 0 8px;
}

/* Tag */
.game-tag {
  display: inline-block;
  padding: 3px 10px;
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid rgba(0, 240, 255, 0.2);
  border-radius: 2px;
  font-size: 0.7rem;
  color: var(--game-cyber-blue);
  margin: 3px;
}

/* Age Verification Modal */
.game-age-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  z-index: 9999;
  align-items: center;
  justify-content: center;
}

.game-age-modal.active {
  display: flex;
}

.game-age-modal-box {
  background: var(--game-graphite);
  border: 1px solid var(--game-neon-pink);
  border-radius: var(--game-radius);
  padding: 50px 40px;
  text-align: center;
  max-width: 450px;
  width: 90%;
  box-shadow: 0 0 50px rgba(255, 0, 193, 0.2);
}

.game-age-modal-title {
  font-size: 1.5rem;
  color: var(--game-neon-pink);
  margin-bottom: 15px;
}

.game-age-modal-text {
  color: rgba(224, 224, 224, 0.7);
  font-size: 0.85rem;
  margin-bottom: 30px;
}

.game-age-modal-btns {
  display: flex;
  gap: 15px;
  justify-content: center;
}

/* ============================================
   Animations
   ============================================ */
@keyframes game-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

@keyframes game-flicker {
  0%, 100% { opacity: 1; }
  10% { opacity: 0.8; }
  20% { opacity: 1; }
  30% { opacity: 0.6; }
  40% { opacity: 1; }
  50% { opacity: 0.9; }
  60% { opacity: 1; }
  70% { opacity: 0.7; }
  80% { opacity: 1; }
  90% { opacity: 0.85; }
}

@keyframes game-glitch-text {
  0% { transform: translate(0); }
  20% { transform: translate(-2px, 2px); }
  40% { transform: translate(2px, -1px); }
  60% { transform: translate(-1px, -2px); }
  80% { transform: translate(1px, 1px); }
  100% { transform: translate(0); }
}

@keyframes game-scan-line {
  0% { top: -100%; }
  100% { top: 100%; }
}

/* ============================================
   Responsive Design - Mobile First
   ============================================ */

/* 360px - Small mobile */
@media (max-width: 767px) {
  .game-nav-menu {
    display: none;
  }

  .game-hamburger {
    display: flex;
  }

  .game-mobile-menu {
    display: block;
  }

  .game-hero-title {
    font-size: 1.5rem;
  }

  .game-hero-slogan {
    font-size: 0.85rem;
  }

  .game-hero-logo {
    width: 100px;
    height: 100px;
  }

  .game-section {
    padding: 50px 15px;
  }

  .game-section-title {
    font-size: 1.3rem;
  }

  .game-grid-3,
  .game-grid-4 {
    grid-template-columns: 1fr;
  }

  .game-grid-2 {
    grid-template-columns: 1fr;
  }

  .game-waterfall {
    columns: 1;
  }

  .game-match-card {
    flex-direction: column;
    gap: 15px;
    padding: 20px;
  }

  .game-footer-container {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .game-page-hero {
    height: 250px;
  }

  .game-page-title {
    font-size: 1.5rem;
  }

  .game-vip-card {
    padding: 25px 15px;
  }
}

/* 768px - Tablet */
@media (min-width: 768px) and (max-width: 1023px) {
  .game-nav-menu {
    display: none;
  }

  .game-hamburger {
    display: flex;
  }

  .game-mobile-menu {
    display: block;
  }

  .game-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .game-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .game-waterfall {
    columns: 2;
  }

  .game-footer-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* 1024px - Desktop */
@media (min-width: 1024px) {
  .game-hamburger {
    display: none;
  }

  .game-nav-menu {
    display: flex;
  }
}

/* 1440px - Large Desktop */
@media (min-width: 1440px) {
  .game-section {
    padding: 100px 40px;
  }

  .game-hero-title {
    font-size: 3.5rem;
  }
}

/* ============================================
   Utility Classes
   ============================================ */
.game-text-center { text-align: center; }
.game-text-glow-blue { text-shadow: var(--game-glow-blue); }
.game-text-glow-pink { text-shadow: var(--game-glow-pink); }
.game-mt-20 { margin-top: 20px; }
.game-mb-20 { margin-bottom: 20px; }
.game-mt-40 { margin-top: 40px; }
.game-mb-40 { margin-bottom: 40px; }

/* Scrollbar */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--game-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--game-cyber-blue);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--game-neon-pink);
}

/* Selection */
::selection {
  background: var(--game-cyber-blue);
  color: var(--game-dark);
}