/* 玩物社区 - 主样式文件 */
/* 原创配色方案：深紫 + 糖粉 + 星空蓝 */

:root {
  --primary: #c8185a;
  --primary-light: #e8427a;
  --primary-dark: #8c0f3e;
  --secondary: #6a1fa8;
  --secondary-light: #9b4fd4;
  --accent: #00c8e0;
  --accent2: #ff7a2f;
  --bg-dark: #0d0b1a;
  --bg-card: #161228;
  --bg-card2: #1c1535;
  --text-primary: #f0eaff;
  --text-secondary: #b8a8d8;
  --text-muted: #7a6a9a;
  --border: rgba(200, 24, 90, 0.25);
  --border-light: rgba(200, 24, 90, 0.12);
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-pink: 0 4px 24px rgba(200, 24, 90, 0.3);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

a { color: var(--primary-light); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent); }

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

/* ===== 滚动条 ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }

/* ===== 顶部导航 ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(13, 11, 26, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  height: 64px;
  gap: 24px;
}

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

.site-logo img.logo-icon {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.site-logo .logo-text {
  font-size: 1.25rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 0.02em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}

.site-nav a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 8px;
  white-space: nowrap;
  transition: var(--transition);
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--primary-light);
  background: rgba(200, 24, 90, 0.12);
}

/* 搜索框 */
.header-search {
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 0 14px;
  gap: 8px;
  flex-shrink: 0;
}

.header-search input {
  background: none;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-size: 0.875rem;
  width: 160px;
  padding: 7px 0;
}

.header-search input::placeholder { color: var(--text-muted); }

.header-search button {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  padding: 0;
  transition: var(--transition);
}

.header-search button:hover { color: var(--primary-light); }

.header-search button svg { width: 16px; height: 16px; }

/* 汉堡菜单 */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== 搜索栏（导航下方） ===== */
.nav-search-bar {
  background: rgba(22, 18, 40, 0.98);
  border-bottom: 1px solid var(--border-light);
  padding: 10px 0;
}

.nav-search-bar .search-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-search-bar .search-box {
  flex: 1;
  max-width: 640px;
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.nav-search-bar .search-box input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-size: 0.9rem;
  padding: 9px 16px;
}

.nav-search-bar .search-box input::placeholder { color: var(--text-muted); }

.nav-search-bar .search-box button {
  background: var(--primary);
  border: none;
  color: #fff;
  padding: 9px 20px;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 600;
  transition: var(--transition);
  white-space: nowrap;
}

.nav-search-bar .search-box button:hover { background: var(--primary-light); }

.search-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.search-tags a {
  font-size: 0.78rem;
  color: var(--text-muted);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-light);
  border-radius: 20px;
  padding: 3px 10px;
  transition: var(--transition);
}

.search-tags a:hover {
  color: var(--primary-light);
  border-color: var(--border);
}

/* ===== 面包屑 ===== */
.breadcrumb {
  max-width: 1280px;
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary-light); }
.breadcrumb .sep { opacity: 0.4; }
.breadcrumb .current { color: var(--text-secondary); }

/* ===== 主内容区 ===== */
.main-content {
  padding-top: 104px; /* header + search bar */
}

/* ===== Banner / Hero ===== */
.hero-banner {
  position: relative;
  min-height: 580px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-banner .hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/banner_bg.jpg');
  background-size: cover;
  background-position: center;
  filter: brightness(0.45);
  z-index: 0;
}

.hero-banner .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13,11,26,0.7) 0%, rgba(106,31,168,0.3) 50%, rgba(13,11,26,0.8) 100%);
  z-index: 1;
}

.hero-banner .hero-content {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  margin: 0 auto;
  padding: 80px 24px;
  width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(200, 24, 90, 0.2);
  border: 1px solid rgba(200, 24, 90, 0.4);
  border-radius: 20px;
  padding: 5px 14px;
  font-size: 0.8rem;
  color: var(--primary-light);
  margin-bottom: 20px;
}

.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--primary-light);
  border-radius: 50%;
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-banner h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 20px;
  text-shadow: 0 2px 20px rgba(0,0,0,0.5);
}

.hero-banner h1 .brand {
  background: linear-gradient(135deg, var(--primary-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-banner .hero-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 580px;
  margin-bottom: 32px;
  line-height: 1.8;
}

.hero-stats {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

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

.hero-stat .num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary-light);
  display: block;
}

.hero-stat .label {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 24px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  box-shadow: var(--shadow-pink);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(200, 24, 90, 0.5);
  color: #fff;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-primary);
}

.btn-outline:hover {
  border-color: var(--primary-light);
  color: var(--primary-light);
  background: rgba(200, 24, 90, 0.08);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent), #0090a8);
  color: #fff;
}

.btn-accent:hover {
  transform: translateY(-2px);
  color: #fff;
}

/* ===== 通用区块 ===== */
.section {
  padding: 64px 0;
}

.section-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-header {
  margin-bottom: 40px;
}

.section-label {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--primary-light);
  margin-bottom: 8px;
}

.section-title {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.section-title .highlight {
  color: var(--primary-light);
}

.section-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  max-width: 560px;
}

.section-header-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

/* ===== 视频卡片 ===== */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.video-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
}

.video-card:hover {
  transform: translateY(-4px);
  border-color: var(--border);
  box-shadow: var(--shadow-pink);
}

.video-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--bg-card2);
}

.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.video-card:hover .video-thumb img {
  transform: scale(1.06);
}

.video-play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.3);
  opacity: 0;
  transition: var(--transition);
}

.video-card:hover .video-play-btn {
  opacity: 1;
}

.video-play-btn .play-icon {
  width: 56px;
  height: 56px;
  background: rgba(200, 24, 90, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0.8);
  transition: var(--transition);
  box-shadow: 0 0 24px rgba(200, 24, 90, 0.6);
}

.video-card:hover .play-icon {
  transform: scale(1);
}

.play-icon svg {
  width: 22px;
  height: 22px;
  fill: #fff;
  margin-left: 3px;
}

.video-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0,0,0,0.75);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 4px;
}

.video-tag {
  position: absolute;
  top: 8px;
  left: 8px;
  background: var(--primary);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
}

.video-info {
  padding: 14px 16px;
}

.video-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.5;
}

.video-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.video-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.video-meta svg { width: 13px; height: 13px; }

/* ===== 分类标签 ===== */
.tab-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.tab-btn {
  padding: 7px 18px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  transition: var(--transition);
}

.tab-btn:hover,
.tab-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

/* ===== 特色卡片 ===== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: var(--transition);
}

.feature-card:hover {
  border-color: var(--border);
  transform: translateY(-3px);
  box-shadow: var(--shadow-pink);
}

.feature-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, rgba(200,24,90,0.2), rgba(106,31,168,0.2));
  border: 1px solid var(--border);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  font-size: 1.5rem;
}

.feature-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.feature-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== 专家卡片 ===== */
.expert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
}

.expert-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: center;
  transition: var(--transition);
}

.expert-card:hover {
  border-color: var(--border);
  transform: translateY(-3px);
  box-shadow: var(--shadow-pink);
}

.expert-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto 14px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  border: 2px solid var(--border);
}

.expert-name {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.expert-role {
  font-size: 0.8rem;
  color: var(--primary-light);
  margin-bottom: 10px;
}

.expert-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 14px;
}

.expert-actions {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
}

.expert-actions a {
  font-size: 0.78rem;
  padding: 5px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: var(--transition);
}

.expert-actions a:hover {
  border-color: var(--primary-light);
  color: var(--primary-light);
}

/* ===== 合作品牌墙 ===== */
.partner-wall {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}

.partner-item {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 10px;
  padding: 14px 22px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: var(--transition);
}

.partner-item:hover {
  border-color: var(--border);
  color: var(--text-primary);
}

/* ===== FAQ ===== */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 18px 20px;
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 600;
  transition: var(--transition);
}

.faq-question:hover { color: var(--primary-light); }

.faq-question .faq-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(200,24,90,0.15);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0.9rem;
  color: var(--primary-light);
  transition: var(--transition);
}

.faq-item.open .faq-icon { transform: rotate(45deg); }

.faq-answer {
  display: none;
  padding: 0 20px 18px;
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.8;
}

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

/* ===== 评论 ===== */
.review-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 18px;
}

.review-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 22px 20px;
  transition: var(--transition);
}

.review-card:hover {
  border-color: var(--border);
  transform: translateY(-2px);
}

.review-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.review-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.review-name {
  font-size: 0.92rem;
  font-weight: 600;
}

.review-date {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.review-stars {
  color: #ffc107;
  font-size: 0.85rem;
  margin-bottom: 8px;
}

.review-text {
  font-size: 0.87rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== 联系我们 ===== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 24px 20px;
  transition: var(--transition);
}

.contact-card:hover {
  border-color: var(--border);
  transform: translateY(-2px);
}

.contact-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.contact-card h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.contact-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== 社交分享 ===== */
.share-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.share-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  transition: var(--transition);
}

.share-btn:hover {
  border-color: var(--primary-light);
  color: var(--primary-light);
}

/* ===== 二维码区域 ===== */
.qr-section {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  align-items: flex-start;
}

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

.qr-item img {
  width: 120px;
  height: 120px;
  border-radius: 10px;
  border: 2px solid var(--border);
  margin-bottom: 8px;
}

.qr-item p {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ===== 页脚 ===== */
.site-footer {
  background: rgba(10, 8, 20, 0.98);
  border-top: 1px solid var(--border-light);
  padding: 48px 0 24px;
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand .logo-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.footer-brand .logo-wrap img {
  width: 36px;
  height: 36px;
}

.footer-brand .logo-wrap span {
  font-size: 1.1rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-brand p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 20px;
}

.footer-col h5 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-col ul li a {
  font-size: 0.83rem;
  color: var(--text-muted);
  transition: var(--transition);
}

.footer-col ul li a:hover { color: var(--primary-light); }

.footer-bottom {
  border-top: 1px solid var(--border-light);
  padding-top: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-bottom a {
  color: var(--text-muted);
}

.footer-bottom a:hover { color: var(--primary-light); }

/* ===== 分隔线 ===== */
.divider {
  border: none;
  border-top: 1px solid var(--border-light);
  margin: 40px 0;
}

/* ===== 标签 ===== */
.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
}

.tag-primary { background: rgba(200,24,90,0.15); color: var(--primary-light); }
.tag-accent { background: rgba(0,200,224,0.12); color: var(--accent); }
.tag-orange { background: rgba(255,122,47,0.12); color: var(--accent2); }

/* ===== 大图展示区 ===== */
.game-showcase {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16/7;
}

.game-showcase img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.game-showcase .showcase-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,11,26,0.9) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 28px;
}

.game-showcase .showcase-info h3 {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 6px;
}

.game-showcase .showcase-info p {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

/* ===== AI赋能区 ===== */
.ai-section {
  background: linear-gradient(135deg, rgba(106,31,168,0.15) 0%, rgba(200,24,90,0.1) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
}

/* ===== How-To 步骤 ===== */
.steps-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.step-item {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}

.step-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 800;
  flex-shrink: 0;
  color: #fff;
}

.step-content h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.step-content p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== 内页 Hero ===== */
.page-hero {
  position: relative;
  padding: 60px 0 48px;
  overflow: hidden;
}

.page-hero .hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(0.3);
  z-index: 0;
}

.page-hero .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(13,11,26,0.4), rgba(13,11,26,0.9));
  z-index: 1;
}

.page-hero .hero-content {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.page-hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  margin-bottom: 12px;
}

.page-hero .page-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 560px;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .site-nav { display: none; }
  .site-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(13,11,26,0.98);
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
    gap: 4px;
    z-index: 999;
  }
  .menu-toggle { display: flex; }
  .header-search { display: none; }
  .hero-banner { min-height: 420px; }
  .hero-stats { gap: 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .video-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
  .ai-section { padding: 32px 24px; }
  .search-tags { display: none; }
}

@media (max-width: 480px) {
  .hero-banner h1 { font-size: 1.7rem; }
  .video-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .expert-grid { grid-template-columns: 1fr 1fr; }
  .review-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

/* ===== 懒加载占位 ===== */
img[data-src] {
  opacity: 0;
  transition: opacity 0.4s ease;
}
img.loaded { opacity: 1; }

/* ===== 动画 ===== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-in {
  animation: fadeInUp 0.6s ease forwards;
}

/* ===== 视频弹窗 ===== */
.video-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0,0,0,0.85);
  align-items: center;
  justify-content: center;
}

.video-modal.open { display: flex; }

.video-modal-inner {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 24px;
  max-width: 800px;
  width: 90%;
  position: relative;
}

.video-modal-close {
  position: absolute;
  top: 12px;
  right: 16px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  transition: var(--transition);
}

.video-modal-close:hover { color: var(--primary-light); }

.video-modal video {
  width: 100%;
  border-radius: 10px;
  background: #000;
}

/* ===== 通知条 ===== */
.notice-bar {
  background: linear-gradient(90deg, var(--primary-dark), var(--secondary));
  padding: 8px 0;
  text-align: center;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.9);
}

.notice-bar a { color: #fff; text-decoration: underline; }

/* ===== 内容标签云 ===== */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-cloud a {
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 0.82rem;
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  background: var(--bg-card);
  transition: var(--transition);
}

.tag-cloud a:hover {
  border-color: var(--primary-light);
  color: var(--primary-light);
  background: rgba(200,24,90,0.08);
}

/* ===== 统计数字 ===== */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 20px;
}

.stat-box {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: center;
  transition: var(--transition);
}

.stat-box:hover {
  border-color: var(--border);
  transform: translateY(-2px);
}

.stat-box .stat-num {
  font-size: 2rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--primary-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  margin-bottom: 4px;
}

.stat-box .stat-label {
  font-size: 0.82rem;
  color: var(--text-muted);
}