/* ========================================
   未来都市·棋牌游戏站 - 主样式表
   ======================================== */

/* --- 字体定义 --- */
@font-face {
  font-family: 'CyberpunkFont';
  src: local('Orbitron'), local('Share Tech Mono'), local('Courier New');
  font-display: swap;
}

:root {
  --neon-pink: #FF00FF;
  --cyber-blue: #00FFFF;
  --data-green: #00FF00;
  --dark-bg: #000000;
  --dark-surface: #0a0a0f;
  --dark-card: #111118;
  --dark-border: #1a1a2e;
  --text-primary: #e0e0e0;
  --text-secondary: #a0a0b0;
  --neon-pink-glow: 0 0 10px #FF00FF, 0 0 20px #FF00FF, 0 0 40px #FF00FF;
  --cyber-blue-glow: 0 0 10px #00FFFF, 0 0 20px #00FFFF, 0 0 40px #00FFFF;
  --data-green-glow: 0 0 10px #00FF00, 0 0 20px #00FF00;
  --font-title: 'CyberpunkFont', 'Orbitron', 'Share Tech Mono', monospace;
  --font-body: 'Roboto Mono', 'Courier New', monospace;
}

/* --- 全局重置 --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--dark-bg);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
}

/* --- 代码雨背景 --- */
.code-rain-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.08;
  pointer-events: none;
}

/* --- 链接样式 --- */
a {
  color: var(--data-green);
  text-decoration: none;
  transition: all 0.3s ease;
}

a:hover {
  color: var(--cyber-blue);
  text-shadow: var(--cyber-blue-glow);
}

/* --- 标题样式 --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-title);
  color: var(--cyber-blue);
  text-transform: uppercase;
  letter-spacing: 2px;
  line-height: 1.3;
}

h1 {
  font-size: 2rem;
  text-shadow: var(--cyber-blue-glow);
  margin-bottom: 1rem;
}

h2 {
  font-size: 1.6rem;
  color: var(--neon-pink);
  text-shadow: var(--neon-pink-glow);
  margin-bottom: 0.8rem;
  border-left: 4px solid var(--neon-pink);
  padding-left: 15px;
}

h3 {
  font-size: 1.3rem;
  color: var(--data-green);
  margin-bottom: 0.6rem;
}

h4, h5, h6 {
  font-size: 1.1rem;
  color: var(--cyber-blue);
  margin-bottom: 0.5rem;
}

p {
  margin-bottom: 1rem;
  color: var(--text-primary);
}

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

/* --- 导航栏 --- */
.cyber-nav {
  background: linear-gradient(180deg, rgba(0,0,0,0.95) 0%, rgba(10,10,15,0.9) 100%);
  border-bottom: 2px solid var(--neon-pink);
  padding: 12px 20px;
  position: relative;
  z-index: 1000;
}

.cyber-nav .nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.cyber-nav .nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.cyber-nav .nav-logo img {
  height: 40px;
  width: auto;
}

.cyber-nav .nav-logo span {
  font-family: var(--font-title);
  font-size: 1.1rem;
  color: var(--neon-pink);
  text-shadow: var(--neon-pink-glow);
}

.nav-toggle {
  display: none;
  background: none;
  border: 2px solid var(--neon-pink);
  color: var(--neon-pink);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 5px 10px;
  font-family: var(--font-title);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 5px;
  flex-wrap: wrap;
}

.nav-links li a {
  display: block;
  padding: 8px 14px;
  color: var(--text-primary);
  font-family: var(--font-title);
  font-size: 0.8rem;
  letter-spacing: 1px;
  border: 1px solid transparent;
  transition: all 0.3s ease;
  text-transform: uppercase;
}

.nav-links li a:hover,
.nav-links li a.active {
  color: var(--neon-pink);
  border-color: var(--neon-pink);
  text-shadow: var(--neon-pink-glow);
  background: rgba(255, 0, 255, 0.05);
}

/* --- 全息投影式移动端菜单 --- */
@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    background: rgba(0, 0, 0, 0.97);
    border: 1px solid var(--cyber-blue);
    box-shadow: var(--cyber-blue-glow), inset 0 0 30px rgba(0, 255, 255, 0.05);
    margin-top: 10px;
    padding: 10px;
    animation: holoFlicker 0.5s ease;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links li a {
    padding: 12px 15px;
    border-bottom: 1px solid rgba(0, 255, 255, 0.1);
    font-size: 0.9rem;
  }
}

@keyframes holoFlicker {
  0% { opacity: 0; transform: translateY(-10px) scaleY(0.8); }
  50% { opacity: 0.7; }
  100% { opacity: 1; transform: translateY(0) scaleY(1); }
}

/* --- 主容器 --- */
.main-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 15px;
}

/* --- 模块通用样式 --- */
.cyber-module {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: 4px;
  padding: 30px 25px;
  margin-bottom: 30px;
  position: relative;
  overflow: hidden;
}

.cyber-module::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--neon-pink), var(--cyber-blue), var(--data-green));
  animation: gradientShift 3s ease infinite;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* --- 开场动画模块 --- */
.hero-module {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(180deg, rgba(0,0,0,0.8) 0%, var(--dark-bg) 100%);
  border: none;
  position: relative;
  overflow: hidden;
}

.hero-module .hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  z-index: 0;
}

.hero-module .hero-content {
  position: relative;
  z-index: 1;
  padding: 40px 20px;
}

.hero-module .slogan {
  font-family: var(--font-title);
  font-size: 1.2rem;
  color: var(--neon-pink);
  text-shadow: var(--neon-pink-glow);
  margin-top: 20px;
  animation: neonPulse 2s ease-in-out infinite;
  border: 1px solid var(--neon-pink);
  padding: 15px 30px;
  display: inline-block;
}

@keyframes neonPulse {
  0%, 100% { opacity: 1; text-shadow: var(--neon-pink-glow); }
  50% { opacity: 0.7; text-shadow: 0 0 5px #FF00FF; }
}

/* --- 瀑布流布局 --- */
.waterfall-grid {
  column-count: 3;
  column-gap: 20px;
}

.waterfall-grid .waterfall-item {
  break-inside: avoid;
  margin-bottom: 20px;
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: 4px;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.waterfall-grid .waterfall-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 20px rgba(0, 255, 255, 0.15);
  border-color: var(--cyber-blue);
}

.waterfall-item .item-image {
  width: 100%;
  display: block;
}

.waterfall-item .item-content {
  padding: 15px;
}

.waterfall-item .item-tag {
  display: inline-block;
  padding: 3px 10px;
  font-size: 0.7rem;
  font-family: var(--font-title);
  border: 1px solid var(--neon-pink);
  color: var(--neon-pink);
  margin-bottom: 8px;
}

@media (max-width: 992px) {
  .waterfall-grid {
    column-count: 2;
  }
}

@media (max-width: 576px) {
  .waterfall-grid {
    column-count: 1;
  }
}

/* --- 城市地图模块 --- */
.city-map-module {
  position: relative;
}

.city-map-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.landmark-card {
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: 4px;
  padding: 20px;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.landmark-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--neon-pink);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.landmark-card:hover::after {
  transform: scaleX(1);
}

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

.landmark-card .landmark-icon {
  font-size: 2rem;
  margin-bottom: 10px;
}

.landmark-card .landmark-name {
  font-family: var(--font-title);
  font-size: 1rem;
  color: var(--neon-pink);
  margin-bottom: 5px;
}

.landmark-card .landmark-game {
  font-size: 0.85rem;
  color: var(--cyber-blue);
  margin-bottom: 10px;
}

.landmark-card .landmark-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: none;
}

.landmark-card.expanded .landmark-desc {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-5px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- 情报市场模块 --- */
.intel-market {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.intel-card {
  background: var(--dark-surface);
  border: 1px solid rgba(0, 255, 0, 0.2);
  border-radius: 4px;
  padding: 20px;
  position: relative;
}

.intel-card .intel-level {
  position: absolute;
  top: 10px;
  right: 10px;
  padding: 3px 8px;
  font-size: 0.7rem;
  font-family: var(--font-title);
  border: 1px solid var(--data-green);
  color: var(--data-green);
}

.intel-card .intel-title {
  font-family: var(--font-title);
  color: var(--data-green);
  font-size: 0.95rem;
  margin-bottom: 10px;
}

.intel-card .intel-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* --- 传奇牌手模块 --- */
.legend-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.legend-card {
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: 4px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.legend-card:hover {
  border-color: var(--neon-pink);
  box-shadow: 0 0 15px rgba(255, 0, 255, 0.15);
}

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

.legend-card .legend-info {
  padding: 15px;
}

.legend-card .legend-name {
  font-family: var(--font-title);
  color: var(--neon-pink);
  font-size: 1rem;
  margin-bottom: 5px;
}

.legend-card .legend-title-text {
  font-size: 0.8rem;
  color: var(--cyber-blue);
  margin-bottom: 8px;
}

.legend-card .legend-story {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* --- 新闻模块 --- */
.news-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.news-item {
  display: flex;
  gap: 15px;
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: 4px;
  padding: 15px;
  transition: border-color 0.3s ease;
}

.news-item:hover {
  border-color: var(--cyber-blue);
}

.news-item .news-thumb {
  width: 120px;
  min-width: 120px;
  height: 80px;
  object-fit: cover;
  border-radius: 3px;
}

.news-item .news-body .news-date {
  font-size: 0.75rem;
  color: var(--data-green);
  font-family: var(--font-title);
  margin-bottom: 5px;
}

.news-item .news-body .news-title-text {
  font-size: 0.95rem;
  color: var(--cyber-blue);
  margin-bottom: 5px;
}

.news-item .news-body .news-excerpt {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

@media (max-width: 576px) {
  .news-item {
    flex-direction: column;
  }
  .news-item .news-thumb {
    width: 100%;
    height: 150px;
  }
}

/* --- 悬赏任务模块 --- */
.bounty-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.bounty-card {
  background: var(--dark-surface);
  border: 1px solid rgba(255, 0, 255, 0.3);
  border-radius: 4px;
  padding: 20px;
  text-align: center;
  transition: all 0.3s ease;
}

.bounty-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 20px rgba(255, 0, 255, 0.15);
}

.bounty-card .bounty-reward {
  font-family: var(--font-title);
  font-size: 1.5rem;
  color: var(--neon-pink);
  text-shadow: var(--neon-pink-glow);
  margin-bottom: 10px;
}

.bounty-card .bounty-name {
  font-size: 0.95rem;
  color: var(--cyber-blue);
  margin-bottom: 8px;
}

.bounty-card .bounty-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* --- CTA 按钮 --- */
.cta-btn {
  display: inline-block;
  padding: 12px 30px;
  font-family: var(--font-title);
  font-size: 0.9rem;
  color: var(--dark-bg);
  background: var(--neon-pink);
  border: 2px solid var(--neon-pink);
  text-transform: uppercase;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}

.cta-btn:hover {
  background: transparent;
  color: var(--neon-pink);
  text-shadow: var(--neon-pink-glow);
  box-shadow: var(--neon-pink-glow);
}

.cta-btn-secondary {
  background: transparent;
  color: var(--cyber-blue);
  border-color: var(--cyber-blue);
}

.cta-btn-secondary:hover {
  background: var(--cyber-blue);
  color: var(--dark-bg);
}

/* --- APP下载模块 --- */
.app-download-section {
  text-align: center;
}

.app-qr-container {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin: 30px 0;
  flex-wrap: wrap;
}

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

.qr-item img {
  width: 160px;
  height: 160px;
  border: 2px solid var(--cyber-blue);
  border-radius: 50%;
  padding: 10px;
  animation: qrSpin 10s linear infinite;
}

@keyframes qrSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.qr-item .qr-label {
  font-family: var(--font-title);
  color: var(--cyber-blue);
  margin-top: 10px;
  font-size: 0.9rem;
}

/* --- 黑市模块 --- */
.black-market-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 15px;
}

.market-item {
  background: var(--dark-surface);
  border: 1px solid rgba(0, 255, 0, 0.15);
  border-radius: 4px;
  padding: 15px;
  text-align: center;
  transition: all 0.3s ease;
}

.market-item:hover {
  border-color: var(--data-green);
  box-shadow: var(--data-green-glow);
}

.market-item .market-icon {
  font-size: 2rem;
  margin-bottom: 8px;
}

.market-item .market-name {
  font-family: var(--font-title);
  font-size: 0.85rem;
  color: var(--data-green);
  margin-bottom: 5px;
}

.market-item .market-price {
  font-size: 0.8rem;
  color: var(--neon-pink);
}

/* --- 牌照模块 --- */
.license-module {
  text-align: center;
  border: 1px solid var(--data-green);
}

.license-badges {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.license-badge {
  width: 100px;
  height: 100px;
  border: 2px solid var(--data-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-title);
  font-size: 0.7rem;
  color: var(--data-green);
  text-align: center;
  padding: 10px;
}

/* --- 页脚 --- */
.cyber-footer {
  background: linear-gradient(0deg, #000 0%, var(--dark-surface) 100%);
  border-top: 2px solid var(--neon-pink);
  padding: 40px 20px 20px;
  margin-top: 40px;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
  margin-bottom: 30px;
}

.footer-section .footer-title {
  font-family: var(--font-title);
  font-size: 0.9rem;
  color: var(--neon-pink);
  text-shadow: 0 0 5px var(--neon-pink);
  margin-bottom: 15px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 0, 255, 0.3);
}

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

.footer-section ul li {
  margin-bottom: 8px;
}

.footer-section ul li a {
  color: var(--text-secondary);
  font-size: 0.85rem;
  transition: color 0.3s ease;
}

.footer-section ul li a:hover {
  color: var(--data-green);
}

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

.footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--cyber-blue);
  border-radius: 50%;
  color: var(--cyber-blue);
  font-size: 0.8rem;
  font-family: var(--font-title);
  transition: all 0.3s ease;
}

.footer-social a:hover {
  background: var(--cyber-blue);
  color: var(--dark-bg);
  box-shadow: var(--cyber-blue-glow);
}

.footer-payment {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.footer-payment .pay-icon {
  padding: 5px 12px;
  border: 1px solid var(--dark-border);
  border-radius: 3px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-family: var(--font-title);
}

.footer-bottom {
  border-top: 1px solid var(--dark-border);
  padding-top: 20px;
  text-align: center;
}

.footer-bottom .age-badge {
  display: inline-block;
  font-family: var(--font-title);
  font-size: 1.5rem;
  color: var(--neon-pink);
  border: 2px solid var(--neon-pink);
  padding: 5px 15px;
  margin-bottom: 15px;
  animation: glitch 2s infinite;
  position: relative;
}

@keyframes glitch {
  0%, 90%, 100% { transform: translate(0); }
  92% { transform: translate(-2px, 1px); }
  94% { transform: translate(2px, -1px); }
  96% { transform: translate(-1px, -1px); }
  98% { transform: translate(1px, 1px); }
}

.footer-bottom .footer-legal {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.footer-bottom .footer-legal a {
  color: var(--text-secondary);
  margin: 0 5px;
}

.footer-bottom .footer-legal a:hover {
  color: var(--data-green);
}

.footer-bottom .footer-license {
  font-size: 0.7rem;
  color: var(--text-secondary);
  opacity: 0.7;
}

/* --- 霓虹灯滚动文字 --- */
.neon-marquee {
  overflow: hidden;
  white-space: nowrap;
  border-top: 1px solid var(--dark-border);
  border-bottom: 1px solid var(--dark-border);
  padding: 8px 0;
  margin: 20px 0;
}

.neon-marquee .marquee-content {
  display: inline-block;
  animation: marqueeScroll 30s linear infinite;
  font-family: var(--font-title);
  font-size: 0.8rem;
  color: var(--data-green);
  text-shadow: var(--data-green-glow);
}

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

/* --- 内页样式 --- */
.page-hero {
  padding: 60px 20px;
  text-align: center;
  background: linear-gradient(180deg, rgba(0,0,0,0.9), var(--dark-bg));
  border-bottom: 2px solid var(--neon-pink);
  margin-bottom: 30px;
}

.page-hero .page-subtitle {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: 10px;
}

.content-section {
  margin-bottom: 30px;
}

.content-section .section-image {
  width: 100%;
  border-radius: 4px;
  margin: 15px 0;
  border: 1px solid var(--dark-border);
}

/* --- 技巧卡片 --- */
.skill-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin: 20px 0;
}

.skill-card {
  background: var(--dark-surface);
  border: 1px solid var(--cyber-blue);
  border-radius: 4px;
  padding: 20px;
}

.skill-card .skill-name {
  font-family: var(--font-title);
  color: var(--cyber-blue);
  font-size: 0.95rem;
  margin-bottom: 8px;
}

.skill-card .skill-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* --- FAQ 模块 --- */
.faq-list {
  margin: 20px 0;
}

.faq-item {
  border: 1px solid var(--dark-border);
  margin-bottom: 10px;
  border-radius: 4px;
  overflow: hidden;
}

.faq-question {
  padding: 15px 20px;
  background: var(--dark-surface);
  color: var(--cyber-blue);
  font-family: var(--font-title);
  font-size: 0.9rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.3s ease;
}

.faq-question:hover {
  background: rgba(0, 255, 255, 0.05);
}

.faq-question .faq-toggle {
  color: var(--neon-pink);
  font-size: 1.2rem;
  transition: transform 0.3s ease;
}

.faq-answer {
  padding: 0 20px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.faq-item.active .faq-answer {
  padding: 15px 20px;
  max-height: 500px;
}

.faq-item.active .faq-toggle {
  transform: rotate(45deg);
}

/* --- 生存法则 --- */
.survival-rules {
  background: var(--dark-surface);
  border: 1px solid var(--data-green);
  border-radius: 4px;
  padding: 25px;
  margin: 20px 0;
}

.survival-rules .rule-item {
  display: flex;
  gap: 15px;
  margin-bottom: 15px;
  align-items: flex-start;
}

.survival-rules .rule-number {
  font-family: var(--font-title);
  font-size: 1.5rem;
  color: var(--data-green);
  text-shadow: var(--data-green-glow);
  min-width: 40px;
}

.survival-rules .rule-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* --- 数据流动画 --- */
.data-stream {
  position: fixed;
  top: 0;
  right: 0;
  width: 2px;
  height: 100%;
  background: linear-gradient(180deg, transparent, var(--data-green), transparent);
  opacity: 0.3;
  animation: dataFlow 3s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

@keyframes dataFlow {
  0%, 100% { opacity: 0.1; }
  50% { opacity: 0.4; }
}

/* --- 响应式优化 --- */
@media (max-width: 768px) {
  html {
    font-size: 14px;
  }

  h1 { font-size: 1.6rem; }
  h2 { font-size: 1.3rem; }
  h3 { font-size: 1.1rem; }

  .cyber-module {
    padding: 20px 15px;
  }

  .hero-module {
    min-height: 50vh;
  }

  .hero-module .slogan {
    font-size: 1rem;
    padding: 10px 20px;
  }

  .app-qr-container {
    gap: 20px;
  }

  .qr-item img {
    width: 120px;
    height: 120px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

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

  .legend-grid,
  .bounty-grid {
    grid-template-columns: 1fr;
  }
}

/* --- 干扰标签 --- */
.jammer-block {
  display: none !important;
  visibility: hidden;
  height: 0;
  overflow: hidden;
  position: absolute;
  left: -9999px;
}

/* --- 步骤流程 --- */
.step-flow {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin: 20px 0;
}

.step-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: 4px;
  padding: 20px;
}

.step-item .step-number {
  font-family: var(--font-title);
  font-size: 2rem;
  color: var(--neon-pink);
  text-shadow: var(--neon-pink-glow);
  min-width: 50px;
  text-align: center;
}

.step-item .step-content .step-title {
  font-family: var(--font-title);
  color: var(--cyber-blue);
  font-size: 0.95rem;
  margin-bottom: 5px;
}

.step-item .step-content .step-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* --- 优势卡片 --- */
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin: 20px 0;
}

.advantage-card {
  background: var(--dark-surface);
  border: 1px solid var(--neon-pink);
  border-radius: 4px;
  padding: 25px;
  text-align: center;
  transition: all 0.3s ease;
}

.advantage-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 20px rgba(255, 0, 255, 0.15);
}

.advantage-card .adv-icon {
  font-size: 2.5rem;
  margin-bottom: 10px;
}

.advantage-card .adv-title {
  font-family: var(--font-title);
  color: var(--neon-pink);
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.advantage-card .adv-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* --- 内页通用图片网格 --- */
.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 15px;
  margin: 20px 0;
}

.image-grid img {
  width: 100%;
  border-radius: 4px;
  border: 1px solid var(--dark-border);
  transition: border-color 0.3s ease;
}

.image-grid img:hover {
  border-color: var(--cyber-blue);
}

/* --- 打印样式 --- */
@media print {
  body {
    background: #fff;
    color: #000;
  }
  .cyber-nav, .cyber-footer, .code-rain-canvas, .data-stream {
    display: none;
  }
}