/* ============================================================
   电路板网格矩阵 - Circuit Board Neon Grid Matrix
   主色调: #0D0D0D #00E676 #FFD600 #B0BEC5 #0091EA
   ============================================================ */

/* === 字体定义 === */
@font-face {
  font-family: 'Share Tech Mono';
  src: url('../fonts/ShareTechMono-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Rubik';
  src: url('../fonts/Rubik-Variable.woff2') format('woff2');
  font-weight: 300 900;
  font-style: normal;
  font-display: swap;
}

/* === CSS变量 === */
:root {
  --circuit-midnight: #0D0D0D;
  --circuit-green: #00E676;
  --circuit-gold: #FFD600;
  --circuit-steel: #B0BEC5;
  --circuit-blue: #0091EA;
  --circuit-font-title: 'Share Tech Mono', 'PingFang SC', sans-serif;
  --circuit-font-body: 'Rubik', 'Microsoft YaHei', sans-serif;
}

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

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

body {
  background-color: var(--circuit-midnight);
  color: var(--circuit-steel);
  font-family: var(--circuit-font-body);
  font-size: 16px;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* === 背景电路纹理 === */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(0,230,118,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,230,118,0.03) 1px, transparent 1px),
    linear-gradient(rgba(255,214,0,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,214,0,0.02) 1px, transparent 1px);
  background-size: 100px 100px, 100px 100px, 20px 20px, 20px 20px;
  pointer-events: none;
  z-index: 0;
}

/* === 数据流瀑布背景 === */
#chip-data-waterfall {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.06;
}

/* === 排版 === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--circuit-font-title);
  color: var(--circuit-gold);
  line-height: 1.3;
  margin-bottom: 1rem;
}

h1 {
  font-size: clamp(28px, 5vw, 52px);
  text-shadow: 0 0 20px rgba(255,214,0,0.5), 0 0 40px rgba(255,214,0,0.2);
}

h2 {
  font-size: clamp(22px, 3.5vw, 36px);
  text-shadow: 0 0 15px rgba(255,214,0,0.4);
}

h3 {
  font-size: clamp(18px, 2.5vw, 28px);
}

h4 { font-size: clamp(16px, 2vw, 22px); }
h5 { font-size: clamp(15px, 1.8vw, 20px); }
h6 { font-size: clamp(14px, 1.5vw, 18px); }

p {
  margin-bottom: 1rem;
  font-size: 16px;
  color: var(--circuit-steel);
}

a {
  color: var(--circuit-green);
  text-decoration: none;
  transition: color 0.3s ease, text-shadow 0.3s ease;
}

a:hover {
  color: var(--circuit-gold);
  text-shadow: 0 0 10px rgba(255,214,0,0.5);
}

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

/* === 布局容器 === */
.circuit-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 20px;
  position: relative;
  z-index: 1;
}

.circuit-section {
  padding: 60px 0;
  position: relative;
  z-index: 1;
}

.circuit-section::after {
  content: '';
  display: block;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--circuit-green), var(--circuit-gold), var(--circuit-green), transparent);
  opacity: 0.3;
  margin-top: 60px;
}

/* === 导航栏 === */
.circuit-nav-bar {
  background: rgba(13,13,13,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 2px solid var(--circuit-green);
  box-shadow: 0 2px 20px rgba(0,230,118,0.15);
  padding: 0;
  z-index: 1000;
  position: relative;
}

.circuit-nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  min-height: 64px;
}

.circuit-nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.circuit-nav-logo img {
  width: 40px;
  height: 40px;
  border-radius: 4px;
}

.circuit-nav-logo span {
  font-family: var(--circuit-font-title);
  color: var(--circuit-gold);
  font-size: 18px;
  text-shadow: 0 0 10px rgba(255,214,0,0.4);
}

.circuit-nav-links {
  display: flex;
  list-style: none;
  gap: 0;
  flex-wrap: nowrap;
}

.circuit-nav-links li a {
  display: block;
  padding: 20px 14px;
  font-family: var(--circuit-font-title);
  font-size: 14px;
  color: var(--circuit-steel);
  transition: all 0.3s ease;
  white-space: nowrap;
  position: relative;
}

.circuit-nav-links li a:hover,
.circuit-nav-links li a.circuit-active {
  color: var(--circuit-gold);
  text-shadow: 0 0 10px rgba(255,214,0,0.5);
}

.circuit-nav-links li a.circuit-active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 2px;
  background: var(--circuit-gold);
  box-shadow: 0 0 10px var(--circuit-gold);
  animation: circuit-neon-flicker 3s infinite;
}

/* === 移动端菜单 === */
.circuit-menu-toggle {
  display: none;
  background: none;
  border: 2px solid var(--circuit-green);
  padding: 8px;
  cursor: pointer;
  flex-direction: column;
  gap: 4px;
  border-radius: 4px;
}

.circuit-menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--circuit-green);
  box-shadow: 0 0 5px var(--circuit-green);
  transition: all 0.3s ease;
}

/* === Hero区域 === */
.circuit-hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

.circuit-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(13,13,13,0.7);
  z-index: 1;
}

.circuit-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 40px 20px;
}

.circuit-hero-content h1 {
  margin-bottom: 20px;
  animation: circuit-hologram-reveal 0.8s ease-out;
}

.circuit-hero-subtitle {
  font-size: clamp(16px, 2.5vw, 22px);
  color: var(--circuit-steel);
  margin-bottom: 30px;
  font-family: var(--circuit-font-body);
}

.circuit-hero-text {
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 40px;
  color: var(--circuit-steel);
}

.circuit-hero-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

/* === 按钮 === */
.circuit-btn-primary {
  display: inline-block;
  padding: 14px 32px;
  background: var(--circuit-green);
  color: var(--circuit-midnight);
  font-family: var(--circuit-font-title);
  font-size: 16px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
  transition: all 0.3s ease;
  text-decoration: none;
  min-width: 44px;
  min-height: 44px;
  position: relative;
  overflow: hidden;
}

.circuit-btn-primary:hover {
  background: var(--circuit-gold);
  color: var(--circuit-midnight);
  box-shadow: 0 0 30px rgba(0,230,118,0.4);
  animation: circuit-pulse-ripple 0.6s ease-out;
}

.circuit-btn-secondary {
  display: inline-block;
  padding: 14px 32px;
  background: transparent;
  color: var(--circuit-gold);
  font-family: var(--circuit-font-title);
  font-size: 16px;
  border: 2px solid var(--circuit-gold);
  cursor: pointer;
  clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
  transition: all 0.3s ease;
  text-decoration: none;
  min-width: 44px;
  min-height: 44px;
}

.circuit-btn-secondary:hover {
  border-color: var(--circuit-green);
  color: var(--circuit-green);
  box-shadow: 0 0 20px rgba(255,214,0,0.3);
}

/* === 卡片 === */
.circuit-card {
  background: rgba(176,190,197,0.08);
  border: 1px solid rgba(0,230,118,0.2);
  padding: 24px;
  position: relative;
  transition: all 0.3s ease;
  clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
}

.circuit-card:hover {
  border-color: var(--circuit-green);
  box-shadow: 0 0 20px rgba(0,230,118,0.2), inset 0 0 20px rgba(0,230,118,0.05);
}

.circuit-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 12px;
  height: 12px;
  border-top: 2px solid var(--circuit-green);
  border-left: 2px solid var(--circuit-green);
}

.circuit-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 12px;
  height: 12px;
  border-bottom: 2px solid var(--circuit-green);
  border-right: 2px solid var(--circuit-green);
}

.circuit-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  margin-bottom: 16px;
  border: 1px solid rgba(0,230,118,0.15);
}

.circuit-card-title {
  font-family: var(--circuit-font-title);
  color: var(--circuit-gold);
  font-size: 18px;
  margin-bottom: 8px;
}

.circuit-card-meta {
  font-size: 14px;
  color: var(--circuit-blue);
  margin-bottom: 12px;
}

.circuit-card-text {
  font-size: 15px;
  color: var(--circuit-steel);
  line-height: 1.7;
}

/* === 六大游戏网格 === */
.circuit-game-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 30px;
}

/* === 面包屑 === */
.circuit-breadcrumb {
  padding: 16px 0;
  font-size: 14px;
  position: relative;
  z-index: 1;
}

.circuit-breadcrumb a {
  color: var(--circuit-blue);
}

.circuit-breadcrumb span {
  color: var(--circuit-steel);
  margin: 0 8px;
}

/* === 内页Hero === */
.circuit-page-hero {
  position: relative;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.circuit-page-hero img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.circuit-page-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(13,13,13,0.5), rgba(13,13,13,0.85));
  z-index: 1;
}

.circuit-page-hero-text {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 20px;
}

/* === 内容区域 === */
.circuit-content-area {
  padding: 40px 0;
  position: relative;
  z-index: 1;
}

.circuit-content-area p {
  margin-bottom: 1.2rem;
  line-height: 1.8;
}

.circuit-content-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 30px 0;
}

.circuit-content-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin: 30px 0;
  align-items: start;
}

/* === 试玩区 === */
.circuit-trial-zone {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: 24px;
  margin: 30px 0;
}

.circuit-trial-list {
  list-style: none;
}

.circuit-trial-list li {
  padding: 14px 16px;
  border-left: 3px solid transparent;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: var(--circuit-font-title);
  font-size: 14px;
  color: var(--circuit-steel);
  min-height: 44px;
  display: flex;
  align-items: center;
}

.circuit-trial-list li:hover,
.circuit-trial-list li.circuit-active {
  border-left-color: var(--circuit-green);
  color: var(--circuit-green);
  background: rgba(0,230,118,0.05);
}

.circuit-trial-screen {
  background: rgba(176,190,197,0.06);
  border: 2px solid rgba(0,230,118,0.2);
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

/* === 视频区 === */
.circuit-cinema-section {
  background: rgba(176,190,197,0.05);
  border: 1px solid rgba(0,230,118,0.15);
  padding: 30px;
  margin: 30px 0;
}

.circuit-video-player {
  position: relative;
  padding-bottom: 56.25%;
  background: var(--circuit-midnight);
  border: 2px solid var(--circuit-gold);
  margin-bottom: 20px;
}

.circuit-video-player img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.1);
}

.circuit-video-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 72px;
  height: 72px;
  background: rgba(0,230,118,0.8);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 2;
  transition: all 0.3s ease;
}

.circuit-video-play-btn::after {
  content: '';
  display: block;
  width: 0;
  height: 0;
  border-left: 24px solid var(--circuit-midnight);
  border-top: 14px solid transparent;
  border-bottom: 14px solid transparent;
  margin-left: 4px;
}

.circuit-video-play-btn:hover {
  background: var(--circuit-gold);
  box-shadow: 0 0 30px rgba(255,214,0,0.5);
}

/* === 注册表单 === */
.circuit-form-group {
  margin-bottom: 20px;
}

.circuit-form-group label {
  display: block;
  font-family: var(--circuit-font-title);
  font-size: 14px;
  color: var(--circuit-gold);
  margin-bottom: 8px;
}

.circuit-form-input {
  width: 100%;
  padding: 14px 16px;
  background: rgba(176,190,197,0.08);
  border: none;
  border-bottom: 2px solid var(--circuit-gold);
  color: var(--circuit-steel);
  font-family: var(--circuit-font-body);
  font-size: 16px;
  transition: all 0.3s ease;
  min-height: 44px;
}

.circuit-form-input:focus {
  outline: none;
  border-bottom-color: var(--circuit-green);
  box-shadow: 0 2px 10px rgba(0,230,118,0.2);
  animation: circuit-neon-flicker 2s infinite;
}

/* === VIP楼层 === */
.circuit-vip-tower {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 30px 0;
}

.circuit-vip-floor {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  background: rgba(176,190,197,0.06);
  border-left: 4px solid var(--circuit-green);
  transition: all 0.3s ease;
  cursor: pointer;
  min-height: 44px;
}

.circuit-vip-floor:hover {
  background: rgba(0,230,118,0.08);
  border-left-color: var(--circuit-gold);
  box-shadow: 0 0 15px rgba(0,230,118,0.15);
}

.circuit-vip-level {
  font-family: var(--circuit-font-title);
  font-size: 20px;
  color: var(--circuit-gold);
  min-width: 60px;
}

.circuit-vip-name {
  font-family: var(--circuit-font-title);
  font-size: 16px;
  color: var(--circuit-green);
  min-width: 120px;
}

.circuit-vip-desc {
  font-size: 15px;
  color: var(--circuit-steel);
}

/* === 安全认证 === */
.circuit-security-zone {
  text-align: center;
  padding: 40px 20px;
  background: rgba(176,190,197,0.04);
  border: 1px solid rgba(0,230,118,0.1);
  margin: 30px 0;
}

.circuit-security-badges {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin: 30px 0;
  flex-wrap: wrap;
}

.circuit-badge {
  text-align: center;
  padding: 20px;
}

.circuit-badge-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 12px;
  border: 2px solid var(--circuit-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--circuit-font-title);
  font-size: 12px;
  color: var(--circuit-green);
  box-shadow: 0 0 15px rgba(0,230,118,0.2);
}

.circuit-badge-text {
  font-size: 14px;
  color: var(--circuit-steel);
}

/* === 负责任博弈 === */
.circuit-curfew-section {
  display: flex;
  gap: 30px;
  align-items: flex-start;
  padding: 30px;
  background: rgba(13,13,13,0.8);
  border: 1px solid rgba(0,230,118,0.1);
  margin: 30px 0;
}

.circuit-age-warning {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  border: 3px solid var(--circuit-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--circuit-font-title);
  font-size: 28px;
  color: var(--circuit-green);
  box-shadow: 0 0 20px rgba(0,230,118,0.3);
}

/* === 活动任务 === */
.circuit-quest-list {
  list-style: none;
  margin: 20px 0;
}

.circuit-quest-item {
  padding: 16px 20px;
  border: 1px solid rgba(0,230,118,0.15);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: all 0.3s ease;
  min-height: 44px;
}

.circuit-quest-item:hover {
  border-color: var(--circuit-green);
  box-shadow: 0 0 10px rgba(0,230,118,0.15);
}

.circuit-quest-tag {
  font-family: var(--circuit-font-title);
  font-size: 12px;
  padding: 4px 10px;
  background: rgba(0,230,118,0.15);
  color: var(--circuit-green);
  white-space: nowrap;
}

/* === 首充 === */
.circuit-deposit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 30px 0;
}

.circuit-deposit-card {
  text-align: center;
  padding: 30px 20px;
  background: rgba(176,190,197,0.06);
  border: 1px solid rgba(255,214,0,0.2);
  transition: all 0.3s ease;
}

.circuit-deposit-card:hover {
  border-color: var(--circuit-gold);
  box-shadow: 0 0 20px rgba(255,214,0,0.15);
}

.circuit-deposit-amount {
  font-family: var(--circuit-font-title);
  font-size: 32px;
  color: var(--circuit-gold);
  margin-bottom: 8px;
}

.circuit-deposit-bonus {
  font-size: 16px;
  color: var(--circuit-green);
  margin-bottom: 12px;
}

/* === APP下载 === */
.circuit-download-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin: 30px 0;
}

.circuit-download-card {
  text-align: center;
  padding: 40px 30px;
  background: rgba(176,190,197,0.06);
  border: 2px solid rgba(0,230,118,0.2);
}

.circuit-qr-placeholder {
  width: 180px;
  height: 180px;
  margin: 20px auto;
  border: 2px solid var(--circuit-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--circuit-font-title);
  font-size: 14px;
  color: var(--circuit-gold);
  background: rgba(255,214,0,0.05);
}

/* === 页脚 === */
.circuit-footer {
  background: rgba(13,13,13,0.95);
  border-top: 2px solid var(--circuit-green);
  box-shadow: 0 -2px 20px rgba(0,230,118,0.1);
  padding: 50px 0 20px;
  position: relative;
  z-index: 1;
}

.circuit-footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-bottom: 40px;
}

.circuit-footer-title {
  font-family: var(--circuit-font-title);
  font-size: 16px;
  color: var(--circuit-gold);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(0,230,118,0.2);
}

.circuit-footer-links {
  list-style: none;
}

.circuit-footer-links li {
  margin-bottom: 8px;
}

.circuit-footer-links li a {
  font-size: 14px;
  color: var(--circuit-steel);
  transition: all 0.3s ease;
}

.circuit-footer-links li a:hover {
  color: var(--circuit-green);
  padding-left: 4px;
}

.circuit-footer-social {
  display: flex;
  gap: 12px;
  margin-top: 12px;
}

.circuit-social-icon {
  width: 44px;
  height: 44px;
  border: 1px solid var(--circuit-green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--circuit-font-title);
  font-size: 11px;
  color: var(--circuit-green);
  transition: all 0.3s ease;
  cursor: pointer;
}

.circuit-social-icon:hover {
  background: rgba(0,230,118,0.1);
  box-shadow: 0 0 10px rgba(0,230,118,0.2);
}

.circuit-footer-bottom {
  border-top: 1px solid rgba(0,230,118,0.15);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.circuit-footer-legal {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.circuit-footer-legal a {
  font-size: 13px;
  color: var(--circuit-steel);
}

.circuit-footer-18plus {
  display: flex;
  align-items: center;
  gap: 10px;
}

.circuit-18-badge {
  width: 40px;
  height: 40px;
  border: 2px solid var(--circuit-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--circuit-font-title);
  font-size: 14px;
  color: var(--circuit-green);
  box-shadow: 0 0 10px rgba(0,230,118,0.3);
}

.circuit-footer-license {
  font-size: 13px;
  color: var(--circuit-steel);
  text-align: center;
  margin-top: 16px;
}

.circuit-payment-icons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.circuit-pay-icon {
  padding: 6px 12px;
  border: 1px solid rgba(176,190,197,0.3);
  font-family: var(--circuit-font-title);
  font-size: 11px;
  color: var(--circuit-steel);
}

/* === FAQ === */
.circuit-faq-item {
  border: 1px solid rgba(0,230,118,0.15);
  margin-bottom: 12px;
}

.circuit-faq-question {
  padding: 16px 20px;
  font-family: var(--circuit-font-title);
  font-size: 15px;
  color: var(--circuit-gold);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 44px;
  transition: all 0.3s ease;
}

.circuit-faq-question:hover {
  background: rgba(0,230,118,0.05);
}

.circuit-faq-answer {
  padding: 0 20px 16px;
  font-size: 15px;
  color: var(--circuit-steel);
  display: none;
}

.circuit-faq-item.circuit-open .circuit-faq-answer {
  display: block;
}

/* === 表格 === */
.circuit-data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
}

.circuit-data-table th {
  background: rgba(0,230,118,0.1);
  padding: 14px 16px;
  font-family: var(--circuit-font-title);
  font-size: 14px;
  color: var(--circuit-gold);
  text-align: left;
  border-bottom: 2px solid var(--circuit-green);
}

.circuit-data-table td {
  padding: 12px 16px;
  font-size: 14px;
  color: var(--circuit-steel);
  border-bottom: 1px solid rgba(176,190,197,0.1);
}

.circuit-data-table tr:hover td {
  background: rgba(0,230,118,0.03);
}

/* ============================================================
   动画效果
   ============================================================ */

/* 1. 电路板闪烁 */
@keyframes circuit-neon-flicker {
  0%, 100% { opacity: 1; }
  4% { opacity: 0.8; }
  6% { opacity: 1; }
  8% { opacity: 0.6; }
  10% { opacity: 1; }
  50% { opacity: 1; }
  54% { opacity: 0.9; }
  56% { opacity: 1; }
}

.circuit-flicker {
  animation: circuit-neon-flicker 3s infinite;
}

/* 2. 全息投影显现 */
@keyframes circuit-hologram-reveal {
  0% {
    opacity: 0;
    transform: translateY(20px);
    filter: blur(4px) hue-rotate(20deg);
  }
  50% {
    opacity: 0.7;
    filter: blur(1px) hue-rotate(5deg);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0) hue-rotate(0deg);
  }
}

.circuit-hologram {
  animation: circuit-hologram-reveal 0.8s ease-out;
}

/* 3. 脉冲波纹 */
@keyframes circuit-pulse-ripple {
  0% {
    box-shadow: 0 0 0 0 rgba(0,230,118,0.4);
  }
  100% {
    box-shadow: 0 0 0 20px rgba(0,230,118,0);
  }
}

/* 4. 数据流瀑布 - 通过Canvas在JS中实现 */

/* === 滚动触发动画 === */
.circuit-animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.circuit-animate-on-scroll.circuit-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   响应式设计
   ============================================================ */

@media (max-width: 1024px) {
  .circuit-game-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .circuit-footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .circuit-deposit-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .circuit-content-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .circuit-nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    width: 100%;
    background: rgba(13,13,13,0.98);
    flex-direction: column;
    border-bottom: 2px solid var(--circuit-green);
    padding: 10px 0;
  }
  .circuit-nav-links.circuit-nav-open {
    display: flex;
  }
  .circuit-nav-links li a {
    padding: 14px 24px;
  }
  .circuit-menu-toggle {
    display: flex;
  }
  .circuit-game-grid {
    grid-template-columns: 1fr;
  }
  .circuit-trial-zone {
    grid-template-columns: 1fr;
  }
  .circuit-content-two-col {
    grid-template-columns: 1fr;
  }
  .circuit-download-section {
    grid-template-columns: 1fr;
  }
  .circuit-deposit-grid {
    grid-template-columns: 1fr;
  }
  .circuit-footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .circuit-curfew-section {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .circuit-page-hero {
    height: 300px;
  }
  .circuit-content-grid {
    grid-template-columns: 1fr;
  }
  .circuit-hero-section {
    min-height: 90vh;
  }
}

@media (max-width: 480px) {
  .circuit-footer-grid {
    grid-template-columns: 1fr;
  }
  .circuit-footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  .circuit-hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  h1 { font-size: 28px; }
  h2 { font-size: 22px; }
}

@media (max-width: 375px) {
  .circuit-container {
    padding: 0 12px;
  }
}