/* ===== 绅士漫画 - 主样式文件 ===== */
/* Brand: 绅士漫画 | Domain: gvpLL.cn */

:root {
  --primary: #1a1a2e;
  --secondary: #16213e;
  --accent: #c9a84c;
  --accent-light: #e8c97a;
  --red: #e63946;
  --text: #f0f0f0;
  --text-muted: #a0a0b0;
  --card-bg: #0f1626;
  --border: rgba(201,168,76,0.2);
  --gradient: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  --gold-gradient: linear-gradient(135deg, #c9a84c, #e8c97a, #c9a84c);
  --shadow: 0 8px 32px rgba(0,0,0,0.4);
  --radius: 12px;
  --transition: all 0.3s ease;
}

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

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

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

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

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

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

/* ===== 头部导航 ===== */
#site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(26,26,46,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-icon {
  width: 44px;
  height: 44px;
  background: var(--gold-gradient);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: -1px;
  box-shadow: 0 4px 15px rgba(201,168,76,0.4);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-text .brand { font-size: 18px; font-weight: 700; color: var(--accent); line-height: 1.2; }
.logo-text .tagline { font-size: 11px; color: var(--text-muted); }

/* 主导航 */
.main-nav { display: flex; align-items: center; gap: 4px; }

.main-nav a {
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 14px;
  color: var(--text);
  font-weight: 500;
  transition: var(--transition);
  white-space: nowrap;
}

.main-nav a:hover,
.main-nav a.active {
  background: rgba(201,168,76,0.15);
  color: var(--accent);
}

/* 头部右侧 */
.header-right { display: flex; align-items: center; gap: 12px; }

.btn-join {
  padding: 8px 20px;
  background: var(--gold-gradient);
  color: var(--primary) !important;
  border-radius: 20px;
  font-weight: 700;
  font-size: 13px;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(201,168,76,0.3);
}

.btn-join:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(201,168,76,0.5); }

/* 汉堡菜单 */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
}
.hamburger span {
  width: 24px; height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== 搜索框 ===== */
.search-bar-wrap {
  background: rgba(15,22,38,0.9);
  border-bottom: 1px solid var(--border);
  padding: 10px 20px;
  display: flex;
  justify-content: center;
}

.search-bar {
  max-width: 600px;
  width: 100%;
  display: flex;
  gap: 0;
  border-radius: 25px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.05);
}

.search-bar input {
  flex: 1;
  padding: 10px 20px;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
}

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

.search-bar button {
  padding: 10px 24px;
  background: var(--gold-gradient);
  border: none;
  cursor: pointer;
  color: var(--primary);
  font-weight: 700;
  font-size: 14px;
  transition: var(--transition);
}

.search-bar button:hover { opacity: 0.9; }

/* ===== 面包屑 ===== */
.breadcrumb {
  padding: 12px 0;
  font-size: 13px;
  color: var(--text-muted);
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span { margin: 0 6px; }

/* ===== Hero Banner ===== */
.hero-banner {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 110px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/banner-hero.jpg');
  background-size: cover;
  background-position: center;
  filter: brightness(0.35);
  transform: scale(1.05);
  transition: transform 8s ease;
}

.hero-banner:hover .hero-bg { transform: scale(1); }

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26,26,46,0.7) 0%, rgba(15,22,38,0.5) 50%, rgba(26,26,46,0.8) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1400px;
  margin: 0 auto;
  padding: 60px 20px;
  width: 100%;
}

.fcPvMx7 {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(201,168,76,0.15);
  border: 1px solid var(--border);
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 13px;
  color: var(--accent);
  margin-bottom: 24px;
}

.fcPvMx7::before {
  content: '';
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

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

.hero-content h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 20px;
  background: linear-gradient(135deg, #fff 0%, var(--accent-light) 50%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content .subtitle {
  font-size: clamp(1rem, 2vw, 1.3rem);
  color: var(--text-muted);
  max-width: 700px;
  margin-bottom: 40px;
  line-height: 1.8;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.hero-stat { text-align: left; }
.hero-stat .num {
  font-size: 2rem;
  font-weight: 900;
  color: var(--accent);
  display: block;
}
.hero-stat .label { font-size: 13px; color: var(--text-muted); }

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.btn-primary {
  padding: 14px 32px;
  background: var(--gold-gradient);
  color: var(--primary);
  border-radius: 30px;
  font-weight: 700;
  font-size: 15px;
  transition: var(--transition);
  box-shadow: 0 6px 20px rgba(201,168,76,0.4);
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(201,168,76,0.5);
  color: var(--primary);
}

.btn-outline {
  padding: 14px 32px;
  background: transparent;
  color: var(--text);
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 30px;
  font-weight: 600;
  font-size: 15px;
  transition: var(--transition);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-3px);
}

/* ===== 通用区块 ===== */
.section {
  padding: 80px 0;
}

.section-alt { background: rgba(15,22,38,0.6); }

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(201,168,76,0.1);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--text);
}

.section-header h2 .highlight { color: var(--accent); }

.section-header p {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* ===== 视频卡片 ===== */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

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

.video-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
  border-color: rgba(201,168,76,0.4);
}

.video-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #0a0f1e;
}

.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.video-card:hover .video-thumb img { transform: scale(1.08); }

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

.video-card:hover .video-play-btn { opacity: 1; background: rgba(0,0,0,0.4); }

.play-icon {
  width: 60px; height: 60px;
  background: rgba(201,168,76,0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0.8);
  transition: var(--transition);
}

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

.play-icon::after {
  content: '';
  width: 0; height: 0;
  border-style: solid;
  border-width: 10px 0 10px 18px;
  border-color: transparent transparent transparent var(--primary);
  margin-left: 4px;
}

.video-duration {
  position: absolute;
  bottom: 8px; right: 8px;
  background: rgba(0,0,0,0.8);
  color: #fff;
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 4px;
}

.ErZJVy {
  position: absolute;
  top: 8px; left: 8px;
  background: var(--red);
  color: #fff;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
}

.video-info { padding: 16px; }

.video-info h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

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

.video-meta .views::before { content: '▶ '; }
.video-meta .likes::before { content: '♥ '; color: var(--red); }
.video-meta .comments::before { content: '💬 '; }

/* ===== 专家卡片 ===== */
.expert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}

.expert-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 28px;
  border: 1px solid var(--border);
  text-align: center;
  transition: var(--transition);
}

.expert-card:hover {
  transform: translateY(-6px);
  border-color: rgba(201,168,76,0.4);
  box-shadow: var(--shadow);
}

.expert-avatar {
  width: 90px; height: 90px;
  border-radius: 50%;
  margin: 0 auto 16px;
  border: 3px solid var(--accent);
  overflow: hidden;
  background: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
}

.expert-name { font-size: 18px; font-weight: 700; margin-bottom: 4px; }
.expert-role { font-size: 13px; color: var(--accent); margin-bottom: 12px; }
.expert-desc { font-size: 13px; color: var(--text-muted); line-height: 1.6; margin-bottom: 16px; }

.expert-awards {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  margin-bottom: 16px;
}

.award-tag {
  background: rgba(201,168,76,0.1);
  border: 1px solid var(--border);
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 11px;
  color: var(--accent);
}

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

.btn-sm {
  padding: 6px 16px;
  border-radius: 16px;
  font-size: 12px;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn-sm-gold {
  background: var(--gold-gradient);
  color: var(--primary);
}

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

.btn-sm-outline:hover { border-color: var(--accent); color: var(--accent); }

/* ===== 合作品牌 Logo 墙 ===== */
.partner-logos {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  align-items: center;
}

.partner-logo {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 28px;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-muted);
  transition: var(--transition);
  text-align: center;
  min-width: 120px;
}

.partner-logo:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-3px);
}

/* ===== FAQ ===== */
.faq-list { max-width: 800px; margin: 0 auto; }

.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  background: var(--card-bg);
}

.faq-question {
  padding: 18px 24px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: 15px;
  transition: var(--transition);
}

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

.faq-question .icon {
  width: 24px; height: 24px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
  transition: var(--transition);
}

.faq-item.open .faq-question .icon { transform: rotate(45deg); border-color: var(--accent); color: var(--accent); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-answer-inner {
  padding: 0 24px 18px;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.8;
}

.faq-item.open .faq-answer { max-height: 300px; }

/* ===== 用户评论 ===== */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

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

.review-card:hover { border-color: rgba(201,168,76,0.3); transform: translateY(-4px); }

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

.reviewer-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--gold-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  flex-shrink: 0;
}

.reviewer-info .name { font-weight: 600; font-size: 14px; }
.reviewer-info .date { font-size: 12px; color: var(--text-muted); }

.review-stars { color: var(--accent); font-size: 14px; margin-bottom: 10px; }

.review-text { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

/* ===== 联系区块 ===== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.contact-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  text-align: center;
  transition: var(--transition);
}

.contact-card:hover { border-color: rgba(201,168,76,0.4); transform: translateY(-4px); }

.contact-icon {
  font-size: 40px;
  margin-bottom: 16px;
}

.contact-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.contact-card p { font-size: 13px; color: var(--text-muted); }
.contact-card a { color: var(--accent); }

/* ===== QR码区块 ===== */
.qr-section {
  display: flex;
  gap: 40px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 40px;
}

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

.qr-item img {
  width: 140px; height: 140px;
  border-radius: 12px;
  border: 2px solid var(--border);
  margin: 0 auto 10px;
}

.qr-item p { font-size: 13px; color: var(--text-muted); }

/* ===== 社交分享 ===== */
.z09S5myB {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.SVIWNO {
  padding: 8px 20px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.a7ZcSEUi { background: #07c160; color: #fff; }
.PUjJE12Y { background: #e6162d; color: #fff; }
.tfmsb { background: #000; color: #fff; border: 1px solid #333; }
.JbpbHsf { background: #00a1d6; color: #fff; }

.SVIWNO:hover { opacity: 0.85; transform: translateY(-2px); }

/* ===== 底部 ===== */
#site-footer {
  background: #080d1a;
  border-top: 1px solid var(--border);
  padding: 60px 0 30px;
}

.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: 12px;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 20px;
}

.footer-col h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { font-size: 13px; color: var(--text-muted); transition: var(--transition); }
.footer-col ul li a:hover { color: var(--accent); padding-left: 4px; }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p { font-size: 12px; color: var(--text-muted); }

.footer-links { display: flex; gap: 20px; }
.footer-links a { font-size: 12px; color: var(--text-muted); }
.footer-links a:hover { color: var(--accent); }

/* ===== AI赋能区块 ===== */
.ai-features {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.ai-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.ai-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: var(--gold-gradient);
}

.ai-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }

.ai-icon {
  width: 56px; height: 56px;
  background: rgba(201,168,76,0.1);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: 16px;
}

.ai-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 10px; }
.ai-card p { font-size: 13px; color: var(--text-muted); line-height: 1.7; }

/* ===== 社区功能 ===== */
.community-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 8px 20px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  transition: var(--transition);
}

.tab-btn.active,
.tab-btn:hover {
  background: var(--gold-gradient);
  color: var(--primary);
  border-color: transparent;
}

/* ===== How-To 指南 ===== */
.howto-steps {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 24px;
}

.step-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  position: relative;
  transition: var(--transition);
}

.step-card:hover { border-color: rgba(201,168,76,0.4); transform: translateY(-4px); }

.step-num {
  width: 48px; height: 48px;
  background: var(--gold-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 900;
  color: var(--primary);
  margin: 0 auto 16px;
}

.step-card h3 { font-size: 15px; font-weight: 700; margin-bottom: 8px; }
.step-card p { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

/* ===== 统计数字 ===== */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1px;
  background: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin: 40px 0;
}

.stat-item {
  background: var(--card-bg);
  padding: 30px 20px;
  text-align: center;
}

.stat-item .num {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--accent);
  display: block;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-item .label { font-size: 13px; color: var(--text-muted); }

/* ===== 页面顶部内页 Banner ===== */
.page-banner {
  padding: 120px 0 60px;
  background: var(--gradient);
  position: relative;
  overflow: hidden;
}

.page-banner::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: var(--border);
}

.page-banner h1 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 900;
  margin-bottom: 12px;
}

.page-banner p { font-size: 1rem; color: var(--text-muted); max-width: 600px; }

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

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

@media (max-width: 768px) {
  .main-nav { display: none; position: fixed; top: 70px; left: 0; right: 0; background: rgba(26,26,46,0.98); padding: 20px; flex-direction: column; gap: 4px; border-bottom: 1px solid var(--border); }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 12px 16px; border-radius: 8px; }
  .hamburger { display: flex; }
  .header-right .btn-join { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 20px; }
  .video-grid { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
}

@media (max-width: 480px) {
  .video-grid { grid-template-columns: 1fr; }
  .expert-grid { grid-template-columns: 1fr; }
  .hero-content h1 { font-size: 2rem; }
}

/* ===== 动画 ===== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

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

@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

.QBTQbUR {
  background: linear-gradient(90deg, var(--card-bg) 25%, rgba(201,168,76,0.05) 50%, var(--card-bg) 75%);
  background-size: 200% 100%;
  animation: shimmer 2s infinite;
}

/* ===== 视频模态框 ===== */
.video-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0,0,0,0.9);
  align-items: center;
  justify-content: center;
}

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

.modal-content {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 20px;
  max-width: 800px;
  width: 90%;
  position: relative;
}

.modal-close {
  position: absolute;
  top: -40px; right: 0;
  background: none;
  border: none;
  color: #fff;
  font-size: 28px;
  cursor: pointer;
  line-height: 1;
}

.modal-video {
  width: 100%;
  aspect-ratio: 16/9;
  background: #000;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 14px;
}

/* ===== 内页通用 ===== */
.inner-content { padding: 40px 0 80px; }

.tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.tag { padding: 4px 12px; background: rgba(201,168,76,0.1); border: 1px solid var(--border); border-radius: 12px; font-size: 12px; color: var(--accent); }

/* ===== 合作品牌墙增强 ===== */
.partner-wall {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 16px;
}

.partner-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  text-align: center;
  transition: var(--transition);
}

.partner-item:hover { border-color: var(--accent); transform: scale(1.03); }

.partner-item .p-logo {
  font-size: 28px;
  margin-bottom: 8px;
}

.partner-item .p-name { font-size: 13px; font-weight: 600; color: var(--text-muted); }

/* ===== 门店信息 ===== */
.store-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.store-photo {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}

.store-photo img { width: 100%; height: 300px; object-fit: cover; }

.store-details h3 { font-size: 20px; font-weight: 700; margin-bottom: 20px; color: var(--accent); }

.store-detail-item {
  display: flex;
  gap: 12px;
  margin-bottom: 14px;
  align-items: flex-start;
}

.detail-icon { font-size: 18px; flex-shrink: 0; margin-top: 2px; }
.detail-text .label { font-size: 12px; color: var(--text-muted); }
.detail-text .value { font-size: 14px; font-weight: 600; }

@media (max-width: 768px) {
  .store-info { grid-template-columns: 1fr; }
}

/* ===== 顶部进度条 ===== */
#x40mDFB {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  background: var(--gold-gradient);
  z-index: 9999;
  width: 0%;
  transition: width 0.1s;
}

/* ===== 回到顶部 ===== */
#bBDJt5A {
  position: fixed;
  bottom: 30px; right: 30px;
  width: 44px; height: 44px;
  background: var(--gold-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transform: translateY(20px);
  transition: var(--transition);
  z-index: 999;
  border: none;
  color: var(--primary);
  font-size: 18px;
  box-shadow: 0 4px 15px rgba(201,168,76,0.4);
}

#bBDJt5A.show { opacity: 1; transform: translateY(0); }
#bBDJt5A:hover { transform: translateY(-4px); }

/* ===== 顶部公告栏 ===== */
.eS75j {
  background: #080d1a;
  border-bottom: 1px solid var(--border);
  padding: 6px 0;
  font-size: 12px;
  color: var(--text-muted);
  display: none; /* 默认隐藏，可按需开启 */
}

/* ===== 视频社区 Tab 内容 ===== */
.tab-content { display: block; }

/* ===== 内页通用 body padding ===== */
body { padding-top: 110px; }

/* ===== 首页 body 不需要额外 padding（hero自带） ===== */
.hero-banner { margin-top: -110px; padding-top: 110px; }

/* ===== 视频卡片 hover 播放按钮增强 ===== */
.video-card:hover .video-play-btn {
  opacity: 1;
  background: rgba(0,0,0,0.45);
}

/* ===== 响应式补充 ===== */
@media (max-width: 768px) {
  body { padding-top: 100px; }
  .hero-banner { margin-top: -100px; padding-top: 100px; }
  .page-banner { padding: 100px 0 40px; }
  .store-info { grid-template-columns: 1fr; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .stats-bar { grid-template-columns: 1fr 1fr; }
  .hero-actions { flex-direction: column; }
  .btn-primary, .btn-outline { width: 100%; justify-content: center; }
}

/* ===== 视频卡片 H5 video 模态框 ===== */
.modal-video video {
  width: 100%;
  border-radius: 8px;
  background: #000;
}

/* ===== 关键词密度辅助（隐藏关键词层，SEO友好） ===== */
.f45Pg4Rh {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

/* ===== 视频播放模态框动画 ===== */
.video-modal {
  animation: none;
}
.video-modal.open {
  animation: fadeIn 0.3s ease;
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ===== 搜索框 body 内嵌 ===== */
.search-bar-wrap {
  display: flex;
  justify-content: center;
  padding: 10px 20px;
  background: rgba(15,22,38,0.95);
  border-bottom: 1px solid var(--border);
}

/* ===== 内页 Banner 增强 ===== */
.page-banner .container {
  position: relative;
  z-index: 2;
}

/* ===== 视频卡片移动端优化 ===== */
@media (max-width: 600px) {
  .video-grid { grid-template-columns: 1fr; }
  .reviews-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .howto-steps { grid-template-columns: 1fr 1fr; }
  .expert-grid { grid-template-columns: 1fr; }
  .ai-features { grid-template-columns: 1fr; }
}