/* ============================================================
   金矿风（Gold Mine Neon Style）主样式表
   色值体系：午夜黑#757575 | 金矿洋红#FFB300 | 金矿青#5D4037 | 深空蓝#FFF176 | 银灰#1A1A1A
   ============================================================ */

/* --- 字体定义 --- */
@font-face {
  font-family: 'Rye';
  src: url('../fonts/Rye-Regular.woff2') format('woff2'),
       url('../fonts/Rye-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Josefin Sans';
  src: url('../fonts/JosefinSans-Variable.woff2') format('woff2'),
       url('../fonts/JosefinSans-Variable.ttf') format('truetype');
  font-weight: 100 700;
  font-style: normal;
  font-display: swap;
}

/* --- CSS变量 --- */
:root {
  --goldmine-midnight: #757575;
  --goldmine-magenta: #FFB300;
  --goldmine-cyan: #5D4037;
  --goldmine-deepblue: #FFF176;
  --goldmine-silver: #1A1A1A;
  --goldmine-bg-dark: #0d0d0d;
  --goldmine-card-bg: rgba(255,241,118,0.06);
  --goldmine-glow-magenta: 0 0 15px rgba(255,179,0,0.5), 0 0 30px rgba(255,179,0,0.2);
  --goldmine-glow-cyan: 0 0 15px rgba(93,64,55,0.5), 0 0 30px rgba(93,64,55,0.2);
  --goldmine-font-heading: 'Rye', 'PingFang SC', sans-serif;
  --goldmine-font-body: 'Josefin Sans', 'Microsoft YaHei', sans-serif;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--goldmine-font-body);
  background-color: var(--goldmine-bg-dark);
  color: var(--goldmine-silver);
  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(255,179,0,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,179,0,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

/* --- 数据流瀑布动画（背景装饰） --- */
.goldmine-data-waterfall {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.goldmine-data-waterfall .goldmine-data-col {
  position: absolute;
  top: -100%;
  font-family: monospace;
  font-size: 14px;
  color: rgba(93,64,55,0.15);
  writing-mode: vertical-rl;
  animation: goldmine-datafall linear infinite;
  white-space: nowrap;
}
@keyframes goldmine-datafall {
  0% { transform: translateY(-100%); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(100vh); opacity: 0; }
}

/* --- 金矿闪烁动画 --- */
@keyframes goldmine-neon-flicker {
  0%, 19%, 21%, 23%, 25%, 54%, 56%, 100% {
    text-shadow: 0 0 7px rgba(255,179,0,0.6), 0 0 20px rgba(255,179,0,0.4), 0 0 40px rgba(255,179,0,0.2);
    opacity: 1;
  }
  20%, 24%, 55% {
    text-shadow: none;
    opacity: 0.8;
  }
}
.goldmine-flicker {
  animation: goldmine-neon-flicker 3s infinite alternate;
}

/* --- 全息投影显现动画 --- */
@keyframes goldmine-hologram-reveal {
  0% {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
    filter: blur(4px) hue-rotate(20deg);
    clip-path: inset(0 0 100% 0);
  }
  50% {
    opacity: 0.7;
    filter: blur(1px) hue-rotate(5deg);
    clip-path: inset(0 0 30% 0);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0) hue-rotate(0deg);
    clip-path: inset(0 0 0 0);
  }
}
.goldmine-hologram-reveal {
  opacity: 0;
  transform: translateY(30px);
}
.goldmine-hologram-reveal.goldmine-visible {
  animation: goldmine-hologram-reveal 0.8s ease-out forwards;
}

/* --- 脉冲波纹动画 --- */
@keyframes goldmine-pulse-ripple {
  0% { box-shadow: 0 0 0 0 rgba(255,179,0,0.5); }
  50% { box-shadow: 0 0 0 15px rgba(255,179,0,0); }
  100% { box-shadow: 0 0 0 25px rgba(255,179,0,0); }
}
.goldmine-pulse:hover {
  animation: goldmine-pulse-ripple 0.6s ease-out;
}

/* --- 通用容器 --- */
.goldmine-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 20px;
  position: relative;
  z-index: 1;
}

/* --- 导航栏 --- */
.goldmine-nav-bar {
  position: relative;
  background: rgba(13,13,13,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 2px solid var(--goldmine-magenta);
  box-shadow: 0 2px 20px rgba(255,179,0,0.15);
  z-index: 100;
  padding: 0 20px;
}
.goldmine-nav-inner {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}
.goldmine-logo-link {
  display: flex;
  align-items: center;
  text-decoration: none;
  gap: 10px;
}
.goldmine-logo-img {
  width: 44px;
  height: 44px;
  border-radius: 6px;
}
.goldmine-logo-text {
  font-family: var(--goldmine-font-heading);
  font-size: 18px;
  color: var(--goldmine-magenta);
  text-shadow: var(--goldmine-glow-magenta);
  white-space: nowrap;
}
.goldmine-nav-list {
  display: flex;
  list-style: none;
  gap: 4px;
  align-items: center;
}
.goldmine-nav-item {
  position: relative;
}
.goldmine-nav-link {
  display: block;
  padding: 10px 14px;
  font-family: var(--goldmine-font-body);
  font-size: 15px;
  font-weight: 500;
  color: var(--goldmine-midnight);
  text-decoration: none;
  transition: color 0.3s, text-shadow 0.3s;
  white-space: nowrap;
  min-height: 44px;
  min-width: 44px;
  display: flex;
  align-items: center;
}
.goldmine-nav-link:hover {
  color: var(--goldmine-magenta);
  text-shadow: var(--goldmine-glow-magenta);
}
.goldmine-nav-link.goldmine-nav-active {
  color: var(--goldmine-cyan);
  text-shadow: var(--goldmine-glow-cyan);
  background: rgba(93,64,55,0.1);
  border-radius: 4px;
}
.goldmine-nav-link.goldmine-nav-active::before {
  content: '◆';
  font-size: 8px;
  margin-right: 6px;
  animation: goldmine-neon-flicker 2s infinite alternate;
  color: var(--goldmine-magenta);
}

/* 移动端菜单按钮 */
.goldmine-menu-toggle {
  display: none;
  background: none;
  border: 2px solid var(--goldmine-magenta);
  padding: 8px;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
}
.goldmine-menu-toggle .goldmine-menu-icon {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.goldmine-menu-toggle .goldmine-menu-icon span {
  display: block;
  width: 22px;
  height: 3px;
  background: var(--goldmine-magenta);
  box-shadow: 0 0 6px rgba(255,179,0,0.6);
  border-radius: 2px;
  transition: transform 0.3s;
}

/* --- Hero区域 --- */
.goldmine-hero-section {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.goldmine-hero-bg {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 0;
}
.goldmine-hero-overlay {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(13,13,13,0.7);
  z-index: 1;
}
.goldmine-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 40px 20px;
  max-width: 900px;
}
.goldmine-hero-title {
  font-family: var(--goldmine-font-heading);
  font-size: 52px;
  color: var(--goldmine-cyan);
  text-shadow: 0 0 20px rgba(93,64,55,0.6), 0 0 40px rgba(93,64,55,0.3);
  margin-bottom: 16px;
  line-height: 1.2;
}
.goldmine-hero-subtitle {
  font-family: var(--goldmine-font-body);
  font-size: 22px;
  color: var(--goldmine-midnight);
  margin-bottom: 24px;
}
.goldmine-hero-text {
  font-size: 16px;
  color: var(--goldmine-midnight);
  line-height: 1.8;
  margin-bottom: 32px;
}
.goldmine-btn-group {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.goldmine-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  background: var(--goldmine-magenta);
  color: var(--goldmine-bg-dark);
  font-family: var(--goldmine-font-body);
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  min-height: 44px;
  min-width: 44px;
  transition: transform 0.3s, box-shadow 0.3s;
  box-shadow: var(--goldmine-glow-magenta);
}
.goldmine-btn-primary:hover {
  transform: scale(1.05);
  animation: goldmine-pulse-ripple 0.6s ease-out;
}
.goldmine-btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  background: transparent;
  color: var(--goldmine-cyan);
  font-family: var(--goldmine-font-body);
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  border: 2px solid var(--goldmine-cyan);
  border-radius: 4px;
  cursor: pointer;
  min-height: 44px;
  min-width: 44px;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.goldmine-btn-secondary:hover {
  box-shadow: var(--goldmine-glow-cyan);
  border-color: var(--goldmine-magenta);
}

/* --- 模块区域 --- */
.goldmine-section {
  padding: 80px 0;
  position: relative;
  z-index: 1;
}
.goldmine-section-title {
  font-family: var(--goldmine-font-heading);
  font-size: 36px;
  color: var(--goldmine-magenta);
  text-align: center;
  margin-bottom: 16px;
  text-shadow: var(--goldmine-glow-magenta);
}
.goldmine-section-subtitle {
  font-family: var(--goldmine-font-body);
  font-size: 18px;
  color: var(--goldmine-midnight);
  text-align: center;
  margin-bottom: 48px;
}
.goldmine-section-text {
  font-size: 16px;
  color: var(--goldmine-midnight);
  line-height: 1.8;
  max-width: 900px;
  margin: 0 auto 32px;
}

/* --- 游戏卡片网格 --- */
.goldmine-game-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}
.goldmine-game-card {
  background: var(--goldmine-card-bg);
  border: 1px solid rgba(255,179,0,0.2);
  border-radius: 2px;
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}
.goldmine-game-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--goldmine-glow-magenta);
}
.goldmine-game-card-img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
}
.goldmine-game-card-body {
  padding: 20px;
}
.goldmine-game-card-title {
  font-family: var(--goldmine-font-heading);
  font-size: 18px;
  color: var(--goldmine-magenta);
  margin-bottom: 8px;
}
.goldmine-game-card-status {
  font-size: 14px;
  color: var(--goldmine-cyan);
  margin-bottom: 4px;
}
.goldmine-game-card-players {
  font-size: 13px;
  color: var(--goldmine-midnight);
  margin-bottom: 4px;
}
.goldmine-game-card-new {
  font-size: 13px;
  color: var(--goldmine-magenta);
  margin-bottom: 12px;
}
.goldmine-game-card-btn {
  display: inline-flex;
  align-items: center;
  padding: 10px 20px;
  background: transparent;
  border: 1px solid var(--goldmine-magenta);
  color: var(--goldmine-magenta);
  font-size: 14px;
  text-decoration: none;
  border-radius: 2px;
  transition: background 0.3s, color 0.3s;
  min-height: 44px;
}
.goldmine-game-card-btn:hover {
  background: var(--goldmine-magenta);
  color: var(--goldmine-bg-dark);
}

/* --- 试玩区 --- */
.goldmine-trial-zone {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 24px;
  background: var(--goldmine-card-bg);
  border: 1px solid rgba(255,179,0,0.15);
  border-radius: 2px;
  overflow: hidden;
}
.goldmine-trial-sidebar {
  background: rgba(13,13,13,0.6);
  padding: 24px;
}
.goldmine-trial-list {
  list-style: none;
}
.goldmine-trial-list li {
  padding: 12px 16px;
  color: var(--goldmine-midnight);
  cursor: pointer;
  border-left: 3px solid transparent;
  transition: all 0.3s;
  font-size: 15px;
  min-height: 44px;
  display: flex;
  align-items: center;
}
.goldmine-trial-list li:hover,
.goldmine-trial-list li.goldmine-trial-active {
  color: var(--goldmine-magenta);
  border-left-color: var(--goldmine-magenta);
  background: rgba(255,179,0,0.05);
}
.goldmine-trial-screen {
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 300px;
}
.goldmine-trial-screen img {
  max-width: 100%;
  border: 2px solid var(--goldmine-magenta);
  box-shadow: var(--goldmine-glow-magenta);
  border-radius: 2px;
}

/* --- 影院频道 --- */
.goldmine-cinema-screen {
  background: var(--goldmine-card-bg);
  border: 2px solid rgba(93,64,55,0.3);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 24px;
}
.goldmine-cinema-screen img {
  width: 100%;
  display: block;
}
.goldmine-cinema-playlist {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.goldmine-cinema-item {
  background: var(--goldmine-card-bg);
  border: 1px solid rgba(255,179,0,0.15);
  padding: 16px;
  border-radius: 2px;
  transition: box-shadow 0.3s;
}
.goldmine-cinema-item:hover {
  box-shadow: var(--goldmine-glow-cyan);
}
.goldmine-cinema-item-title {
  font-size: 15px;
  color: var(--goldmine-magenta);
  margin-bottom: 6px;
  font-weight: 600;
}
.goldmine-cinema-item-desc {
  font-size: 14px;
  color: var(--goldmine-midnight);
}

/* --- 注册表单 --- */
.goldmine-register-zone {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.goldmine-form-card {
  background: var(--goldmine-card-bg);
  border: 1px solid rgba(255,179,0,0.2);
  padding: 32px;
  border-radius: 2px;
}
.goldmine-form-group {
  margin-bottom: 20px;
}
.goldmine-form-label {
  display: block;
  font-size: 14px;
  color: var(--goldmine-midnight);
  margin-bottom: 8px;
}
.goldmine-form-input {
  width: 100%;
  padding: 12px 16px;
  background: rgba(13,13,13,0.8);
  border: none;
  border-bottom: 2px solid var(--goldmine-cyan);
  color: var(--goldmine-silver);
  font-family: var(--goldmine-font-body);
  font-size: 16px;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
  min-height: 44px;
}
.goldmine-form-input:focus {
  border-bottom-color: var(--goldmine-magenta);
  box-shadow: 0 2px 10px rgba(255,179,0,0.2);
  animation: goldmine-neon-flicker 2s infinite alternate;
}

/* --- 首充活动 --- */
.goldmine-promo-billboard {
  background: var(--goldmine-card-bg);
  border: 2px solid var(--goldmine-magenta);
  box-shadow: var(--goldmine-glow-magenta);
  border-radius: 2px;
  padding: 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.goldmine-promo-billboard::before {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(circle, rgba(255,179,0,0.05) 0%, transparent 70%);
  animation: goldmine-promo-glow 4s ease-in-out infinite;
}
@keyframes goldmine-promo-glow {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.1); opacity: 1; }
}
.goldmine-promo-plans {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 32px;
  position: relative;
  z-index: 1;
}
.goldmine-promo-plan {
  background: rgba(13,13,13,0.6);
  border: 1px solid rgba(255,179,0,0.3);
  padding: 24px;
  border-radius: 2px;
  transition: transform 0.3s, box-shadow 0.3s;
}
.goldmine-promo-plan:hover {
  transform: translateY(-4px);
  box-shadow: var(--goldmine-glow-magenta);
}
.goldmine-promo-plan-title {
  font-family: var(--goldmine-font-heading);
  font-size: 18px;
  color: var(--goldmine-magenta);
  margin-bottom: 8px;
}
.goldmine-promo-plan-desc {
  font-size: 14px;
  color: var(--goldmine-midnight);
}

/* --- 活动广场 --- */
.goldmine-event-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.goldmine-event-card {
  background: var(--goldmine-card-bg);
  border: 1px solid rgba(93,64,55,0.3);
  padding: 24px;
  border-radius: 2px;
  transition: box-shadow 0.3s;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.goldmine-event-card:hover {
  box-shadow: var(--goldmine-glow-cyan);
}
.goldmine-event-icon {
  font-size: 28px;
  min-width: 44px;
  text-align: center;
  color: var(--goldmine-magenta);
}
.goldmine-event-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--goldmine-magenta);
  margin-bottom: 6px;
}
.goldmine-event-desc {
  font-size: 14px;
  color: var(--goldmine-midnight);
}

/* --- VIP摩天楼 --- */
.goldmine-vip-tower {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.goldmine-vip-floors {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.goldmine-vip-floor {
  background: var(--goldmine-card-bg);
  border: 1px solid rgba(255,179,0,0.15);
  padding: 20px 24px;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.3s;
  border-left: 4px solid transparent;
}
.goldmine-vip-floor:hover {
  border-left-color: var(--goldmine-magenta);
  box-shadow: var(--goldmine-glow-magenta);
  transform: translateX(6px);
}
.goldmine-vip-floor-name {
  font-family: var(--goldmine-font-heading);
  font-size: 16px;
  color: var(--goldmine-magenta);
  margin-bottom: 4px;
}
.goldmine-vip-floor-desc {
  font-size: 14px;
  color: var(--goldmine-midnight);
}

/* --- 安全认证 --- */
.goldmine-security-zone {
  text-align: center;
}
.goldmine-security-badges {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.goldmine-security-badge {
  width: 160px;
  text-align: center;
}
.goldmine-security-badge img {
  width: 120px;
  height: 120px;
  object-fit: contain;
  margin-bottom: 12px;
  filter: drop-shadow(0 0 10px rgba(255,179,0,0.4));
}
.goldmine-security-badge-label {
  font-size: 14px;
  color: var(--goldmine-midnight);
}

/* --- 负责任博弈 --- */
.goldmine-curfew-section {
  background: rgba(13,13,13,0.9);
  border-top: 2px solid rgba(255,179,0,0.2);
  padding: 60px 0;
}
.goldmine-curfew-inner {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 32px;
  align-items: flex-start;
  max-width: 900px;
  margin: 0 auto;
}
.goldmine-curfew-icon {
  font-size: 64px;
  color: var(--goldmine-magenta);
  text-shadow: var(--goldmine-glow-magenta);
  text-align: center;
  line-height: 1;
}
.goldmine-curfew-text {
  font-size: 15px;
  color: var(--goldmine-midnight);
  line-height: 1.8;
}
.goldmine-curfew-text p { margin-bottom: 16px; }

/* --- 面包屑导航 --- */
.goldmine-breadcrumb {
  padding: 16px 0;
  font-size: 14px;
}
.goldmine-breadcrumb-list {
  list-style: none;
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}
.goldmine-breadcrumb-list li { display: flex; align-items: center; gap: 8px; }
.goldmine-breadcrumb-list li::after { content: '>'; color: var(--goldmine-midnight); }
.goldmine-breadcrumb-list li:last-child::after { display: none; }
.goldmine-breadcrumb-list a {
  color: var(--goldmine-magenta);
  text-decoration: none;
  transition: color 0.3s;
}
.goldmine-breadcrumb-list a:hover { color: var(--goldmine-cyan); }
.goldmine-breadcrumb-list .goldmine-breadcrumb-current { color: var(--goldmine-midnight); }

/* --- 页脚 --- */
.goldmine-footer {
  background: rgba(13,13,13,0.95);
  border-top: 2px solid var(--goldmine-magenta);
  padding: 60px 0 30px;
  position: relative;
  z-index: 1;
}
.goldmine-footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-bottom: 40px;
}
.goldmine-footer-col-title {
  font-family: var(--goldmine-font-heading);
  font-size: 16px;
  color: var(--goldmine-magenta);
  margin-bottom: 16px;
  text-shadow: var(--goldmine-glow-magenta);
}
.goldmine-footer-links {
  list-style: none;
}
.goldmine-footer-links li { margin-bottom: 10px; }
.goldmine-footer-links a {
  color: var(--goldmine-midnight);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s;
}
.goldmine-footer-links a:hover { color: var(--goldmine-magenta); }
.goldmine-footer-social {
  display: flex;
  gap: 16px;
  margin-top: 12px;
}
.goldmine-footer-social-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--goldmine-magenta);
  border-radius: 50%;
  color: var(--goldmine-magenta);
  text-decoration: none;
  font-size: 18px;
  transition: background 0.3s, box-shadow 0.3s;
}
.goldmine-footer-social-icon:hover {
  background: rgba(255,179,0,0.15);
  box-shadow: var(--goldmine-glow-magenta);
}
.goldmine-footer-bottom {
  border-top: 1px solid rgba(255,179,0,0.15);
  padding-top: 24px;
  text-align: center;
}
.goldmine-footer-license {
  font-size: 13px;
  color: var(--goldmine-midnight);
  margin-bottom: 12px;
}
.goldmine-footer-payment {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.goldmine-footer-payment-icon {
  font-size: 13px;
  color: var(--goldmine-midnight);
  padding: 6px 12px;
  border: 1px solid rgba(117,117,117,0.3);
  border-radius: 4px;
}
.goldmine-footer-18plus {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 14px;
  color: var(--goldmine-midnight);
}
.goldmine-footer-18plus-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 2px solid var(--goldmine-magenta);
  border-radius: 50%;
  color: var(--goldmine-magenta);
  font-weight: 700;
  font-size: 14px;
  box-shadow: var(--goldmine-glow-magenta);
}

/* --- 内页内容区 --- */
.goldmine-page-content {
  padding: 40px 0 80px;
}
.goldmine-article-body {
  max-width: 960px;
  margin: 0 auto;
}
.goldmine-article-body h2 {
  font-family: var(--goldmine-font-heading);
  font-size: 28px;
  color: var(--goldmine-magenta);
  margin: 40px 0 16px;
  text-shadow: var(--goldmine-glow-magenta);
}
.goldmine-article-body h3 {
  font-family: var(--goldmine-font-heading);
  font-size: 22px;
  color: var(--goldmine-cyan);
  margin: 32px 0 12px;
}
.goldmine-article-body h4 {
  font-family: var(--goldmine-font-heading);
  font-size: 18px;
  color: var(--goldmine-magenta);
  margin: 24px 0 10px;
}
.goldmine-article-body p {
  font-size: 16px;
  color: var(--goldmine-midnight);
  line-height: 1.8;
  margin-bottom: 20px;
}
.goldmine-article-body ul, .goldmine-article-body ol {
  margin: 16px 0 20px 24px;
  color: var(--goldmine-midnight);
}
.goldmine-article-body li {
  margin-bottom: 8px;
  font-size: 15px;
  line-height: 1.7;
}
.goldmine-article-body li::marker {
  color: var(--goldmine-magenta);
}
.goldmine-article-img {
  width: 100%;
  border: 1px solid rgba(255,179,0,0.2);
  border-radius: 2px;
  margin: 24px 0;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}
.goldmine-info-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
}
.goldmine-info-table th {
  background: rgba(255,179,0,0.1);
  color: var(--goldmine-magenta);
  padding: 12px 16px;
  text-align: left;
  font-family: var(--goldmine-font-heading);
  font-size: 14px;
  border-bottom: 2px solid var(--goldmine-magenta);
}
.goldmine-info-table td {
  padding: 12px 16px;
  color: var(--goldmine-midnight);
  font-size: 14px;
  border-bottom: 1px solid rgba(117,117,117,0.2);
}
.goldmine-info-table tr:hover td {
  background: rgba(255,179,0,0.03);
}

/* --- FAQ区域 --- */
.goldmine-faq-list {
  max-width: 800px;
  margin: 0 auto;
}
.goldmine-faq-item {
  border: 1px solid rgba(255,179,0,0.15);
  margin-bottom: 12px;
  border-radius: 2px;
  overflow: hidden;
}
.goldmine-faq-question {
  padding: 16px 20px;
  background: var(--goldmine-card-bg);
  color: var(--goldmine-magenta);
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 44px;
  font-size: 15px;
}
.goldmine-faq-question::after {
  content: '+';
  font-size: 20px;
  transition: transform 0.3s;
}
.goldmine-faq-item.goldmine-faq-open .goldmine-faq-question::after {
  transform: rotate(45deg);
}
.goldmine-faq-answer {
  padding: 0 20px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s, padding 0.3s;
  font-size: 15px;
  color: var(--goldmine-midnight);
  line-height: 1.7;
}
.goldmine-faq-item.goldmine-faq-open .goldmine-faq-answer {
  padding: 16px 20px;
  max-height: 500px;
}

/* --- APP下载页 --- */
.goldmine-download-zone {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.goldmine-download-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.goldmine-download-card {
  background: var(--goldmine-card-bg);
  border: 1px solid rgba(255,179,0,0.2);
  padding: 32px;
  text-align: center;
  border-radius: 2px;
}
.goldmine-download-card-title {
  font-family: var(--goldmine-font-heading);
  font-size: 20px;
  color: var(--goldmine-magenta);
  margin-bottom: 16px;
}
.goldmine-qr-placeholder {
  width: 160px;
  height: 160px;
  margin: 0 auto 16px;
  border: 2px solid var(--goldmine-magenta);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--goldmine-midnight);
  font-size: 13px;
  box-shadow: var(--goldmine-glow-magenta);
}
.goldmine-download-card-req {
  font-size: 13px;
  color: var(--goldmine-midnight);
  margin-top: 12px;
}

/* --- 内页图片网格 --- */
.goldmine-img-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 32px 0;
}
.goldmine-img-grid img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border: 1px solid rgba(255,179,0,0.15);
  border-radius: 2px;
  transition: transform 0.3s, box-shadow 0.3s;
}
.goldmine-img-grid img:hover {
  transform: scale(1.03);
  box-shadow: var(--goldmine-glow-magenta);
}

/* ============================================================
   响应式设计
   ============================================================ */
@media (max-width: 1024px) {
  .goldmine-game-grid { grid-template-columns: repeat(2, 1fr); }
  .goldmine-footer-grid { grid-template-columns: repeat(2, 1fr); }
  .goldmine-promo-plans { grid-template-columns: repeat(2, 1fr); }
  .goldmine-vip-tower { grid-template-columns: 1fr; }
  .goldmine-register-zone { grid-template-columns: 1fr; }
  .goldmine-download-zone { grid-template-columns: 1fr; }
  .goldmine-hero-title { font-size: 40px; }
}

@media (max-width: 768px) {
  .goldmine-nav-list {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    background: rgba(13,13,13,0.98);
    flex-direction: column;
    padding: 16px 0;
    border-bottom: 2px solid var(--goldmine-magenta);
  }
  .goldmine-nav-list.goldmine-nav-open { display: flex; }
  .goldmine-menu-toggle { display: flex; }
  .goldmine-nav-link { padding: 14px 24px; font-size: 16px; }
  .goldmine-game-grid { grid-template-columns: 1fr; }
  .goldmine-cinema-playlist { grid-template-columns: 1fr; }
  .goldmine-trial-zone { grid-template-columns: 1fr; }
  .goldmine-event-grid { grid-template-columns: 1fr; }
  .goldmine-promo-plans { grid-template-columns: 1fr; }
  .goldmine-download-cards { grid-template-columns: 1fr; }
  .goldmine-footer-grid { grid-template-columns: 1fr; }
  .goldmine-hero-title { font-size: 32px; }
  .goldmine-hero-subtitle { font-size: 18px; }
  .goldmine-section-title { font-size: 28px; }
  .goldmine-section { padding: 50px 0; }
  .goldmine-curfew-inner { grid-template-columns: 1fr; text-align: center; }
  .goldmine-img-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 414px) {
  html { font-size: 14px; }
  .goldmine-hero-title { font-size: 26px; }
  .goldmine-section-title { font-size: 24px; }
  .goldmine-promo-billboard { padding: 24px; }
  .goldmine-img-grid { grid-template-columns: 1fr; }
}