/* =====================================================
   蜜桃传媒 - 原创品牌样式表
   设计风格：暗色科技感 + 动漫二次元活力
   主色：#E8001A（品牌红）辅色：#0A0A1A（深夜蓝黑）
   强调：#00D4FF（霓虹青）#FF6B35（活力橙）
   字体：思源黑体 + 系统无衬线
   ===================================================== */

/* === 全局重置 === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "WenQuanYi Micro Hei", sans-serif;
  background: #0A0A1A;
  color: #E8E8F0;
  line-height: 1.6;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; transition: color 0.25s; }
a:hover { color: #00D4FF; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

/* === CSS变量 === */
:root {
  --brand-red: #E8001A;
  --brand-dark: #0A0A1A;
  --brand-card: #12122A;
  --brand-border: rgba(0,212,255,0.15);
  --neon-cyan: #00D4FF;
  --neon-orange: #FF6B35;
  --neon-pink: #FF3D8A;
  --text-primary: #E8E8F0;
  --text-muted: #8888AA;
  --gradient-hero: linear-gradient(135deg, #0A0A1A 0%, #1A0A2E 50%, #0A1A2E 100%);
  --gradient-card: linear-gradient(145deg, #12122A, #1A1A35);
  --shadow-glow: 0 0 20px rgba(0,212,255,0.2);
  --shadow-red: 0 0 20px rgba(232,0,26,0.3);
  --radius: 10px;
  --radius-lg: 16px;
  --transition: 0.3s cubic-bezier(0.23,1,0.32,1);
}

/* === 滚动条 === */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #0A0A1A; }
::-webkit-scrollbar-thumb { background: var(--brand-red); border-radius: 3px; }

/* === 顶部公告栏 === */
.top-bar {
  background: var(--brand-red);
  color: #fff;
  text-align: center;
  padding: 6px 20px;
  font-size: 13px;
  letter-spacing: 0.5px;
}
.top-bar a { color: #FFD700; font-weight: 600; margin-left: 8px; }

/* === 导航栏 === */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(10,10,26,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--brand-border);
  padding: 0 5%;
  display: flex;
  align-items: center;
  gap: 0;
  height: 64px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-right: 40px;
  flex-shrink: 0;
}
.nav-logo .logo-icon {
  width: 40px;
  height: 40px;
  background: var(--brand-red);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 900;
  color: #fff;
  letter-spacing: -1px;
}
.nav-logo .logo-text {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 1px;
}
.nav-logo .logo-text span { color: var(--brand-red); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}
.nav-links a {
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
  white-space: nowrap;
}
.nav-links a:hover, .nav-links a.active {
  color: #fff;
  background: rgba(232,0,26,0.15);
}
.nav-links a.active { color: var(--brand-red); }
.nav-search {
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--brand-border);
  border-radius: 24px;
  padding: 6px 16px;
  gap: 8px;
  margin-left: auto;
  min-width: 220px;
}
.nav-search input {
  background: none;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-size: 14px;
  width: 100%;
  font-family: inherit;
}
.nav-search input::placeholder { color: var(--text-muted); }
.nav-search button {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 16px;
  padding: 0;
  transition: color 0.2s;
}
.nav-search button:hover { color: var(--neon-cyan); }
.nav-actions { display: flex; align-items: center; gap: 12px; margin-left: 16px; }
.btn-join {
  background: var(--brand-red);
  color: #fff;
  border: none;
  border-radius: 20px;
  padding: 7px 20px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-join:hover { background: #c0001a; transform: translateY(-1px); box-shadow: var(--shadow-red); }
.nav-hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
.nav-hamburger span { display: block; width: 24px; height: 2px; background: #fff; border-radius: 2px; transition: var(--transition); }

/* === 搜索框区域（导航下方） === */
.search-bar-section {
  background: linear-gradient(90deg, #0A0A1A 0%, #12122A 50%, #0A0A1A 100%);
  border-bottom: 1px solid var(--brand-border);
  padding: 12px 5%;
  display: flex;
  align-items: center;
  gap: 12px;
}
.search-bar-section .search-wrap {
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--brand-border);
  border-radius: 30px;
  padding: 10px 20px;
  gap: 10px;
  flex: 1;
  max-width: 700px;
  margin: 0 auto;
  transition: border-color 0.3s;
}
.search-bar-section .search-wrap:focus-within { border-color: var(--neon-cyan); box-shadow: 0 0 12px rgba(0,212,255,0.15); }
.search-bar-section .search-wrap input {
  background: none;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-size: 15px;
  flex: 1;
  font-family: inherit;
}
.search-bar-section .search-wrap input::placeholder { color: var(--text-muted); }
.search-bar-section .search-btn {
  background: var(--brand-red);
  color: #fff;
  border: none;
  border-radius: 20px;
  padding: 8px 24px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}
.search-bar-section .search-btn:hover { background: #c0001a; }
.search-hot-tags { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin-top: 8px; }
.search-hot-tags span {
  font-size: 12px;
  color: var(--text-muted);
  padding: 3px 10px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition);
}
.search-hot-tags span:hover { color: var(--neon-cyan); border-color: var(--neon-cyan); }

/* === Hero区域 === */
.hero {
  position: relative;
  height: 580px;
  overflow: hidden;
  display: flex;
  align-items: center;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/hero_banner.webp');
  background-size: cover;
  background-position: center top;
  filter: brightness(0.7);
  transform: scale(1.03);
  transition: transform 8s ease;
}
.hero:hover .hero-bg { transform: scale(1.0); }
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(10,10,26,0.85) 0%, rgba(10,10,26,0.4) 60%, transparent 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  padding: 0 8%;
  max-width: 650px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(232,0,26,0.2);
  border: 1px solid var(--brand-red);
  color: var(--brand-red);
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 16px;
  animation: fadeInUp 0.6s ease;
}
.hero h1 {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 900;
  line-height: 1.15;
  color: #fff;
  margin-bottom: 16px;
  animation: fadeInUp 0.7s ease 0.1s both;
  text-shadow: 0 2px 20px rgba(0,0,0,0.5);
}
.hero h1 .highlight { color: var(--brand-red); }
.hero p {
  font-size: 16px;
  color: rgba(255,255,255,0.8);
  margin-bottom: 28px;
  animation: fadeInUp 0.7s ease 0.2s both;
  line-height: 1.8;
}
.hero-btns {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  animation: fadeInUp 0.7s ease 0.3s both;
}
.btn-primary {
  background: var(--brand-red);
  color: #fff;
  border: none;
  border-radius: 28px;
  padding: 12px 32px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: inherit;
}
.btn-primary:hover { background: #c0001a; transform: translateY(-2px); box-shadow: var(--shadow-red); color: #fff; }
.btn-outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.5);
  border-radius: 28px;
  padding: 11px 28px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: inherit;
}
.btn-outline:hover { border-color: var(--neon-cyan); color: var(--neon-cyan); transform: translateY(-2px); }
.hero-stats {
  position: absolute;
  bottom: 30px;
  right: 8%;
  display: flex;
  gap: 32px;
  z-index: 2;
  animation: fadeInUp 0.7s ease 0.4s both;
}
.hero-stat { text-align: center; }
.hero-stat .num { font-size: 28px; font-weight: 900; color: #fff; line-height: 1; }
.hero-stat .num span { color: var(--brand-red); }
.hero-stat .label { font-size: 12px; color: rgba(255,255,255,0.6); margin-top: 4px; }

/* === 通用区块 === */
.section { padding: 60px 5%; }
.section-dark { background: #0A0A1A; }
.section-card { background: #0D0D20; }
.section-header { text-align: center; margin-bottom: 40px; }
.section-header .tag {
  display: inline-block;
  background: rgba(232,0,26,0.15);
  color: var(--brand-red);
  border: 1px solid rgba(232,0,26,0.3);
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.section-header h2 {
  font-size: clamp(24px, 3.5vw, 38px);
  font-weight: 900;
  color: #fff;
  margin-bottom: 12px;
}
.section-header h2 span { color: var(--brand-red); }
.section-header p { color: var(--text-muted); font-size: 15px; max-width: 560px; margin: 0 auto; }

/* === 视频卡片网格 === */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}
.video-card {
  background: var(--gradient-card);
  border: 1px solid var(--brand-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
}
.video-card:hover {
  transform: translateY(-6px);
  border-color: var(--neon-cyan);
  box-shadow: var(--shadow-glow);
}
.video-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #1A1A35;
}
.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(0,0,0,0.4);
  opacity: 0;
  transition: opacity 0.3s;
}
.video-card:hover .video-play-btn { opacity: 1; }
.play-icon {
  width: 52px;
  height: 52px;
  background: rgba(232,0,26,0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0.8);
  transition: transform 0.3s;
}
.video-card:hover .play-icon { transform: scale(1); }
.play-icon::after {
  content: '';
  border-left: 18px solid #fff;
  border-top: 11px solid transparent;
  border-bottom: 11px solid transparent;
  margin-left: 4px;
}
.video-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--brand-red);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
}
.video-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0,0,0,0.75);
  color: #fff;
  font-size: 12px;
  padding: 2px 7px;
  border-radius: 4px;
}
.video-info { padding: 14px; }
.video-info h3 {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
  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);
}
.video-meta .views::before { content: '▶ '; }
.video-meta .likes::before { content: '♥ '; color: var(--neon-pink); }
.video-meta .comments::before { content: '💬 '; }
.video-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.video-tag {
  font-size: 11px;
  color: var(--neon-cyan);
  background: rgba(0,212,255,0.1);
  padding: 2px 8px;
  border-radius: 10px;
  border: 1px solid rgba(0,212,255,0.2);
}

/* === 分类导航 === */
.category-nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.cat-btn {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--brand-border);
  color: var(--text-muted);
  padding: 7px 18px;
  border-radius: 20px;
  font-size: 13px;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}
.cat-btn:hover, .cat-btn.active {
  background: rgba(232,0,26,0.15);
  border-color: var(--brand-red);
  color: var(--brand-red);
}

/* === 专家展示 === */
.experts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
}
.expert-card {
  background: var(--gradient-card);
  border: 1px solid var(--brand-border);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  text-align: center;
  transition: var(--transition);
}
.expert-card:hover { transform: translateY(-4px); border-color: var(--neon-cyan); box-shadow: var(--shadow-glow); }
.expert-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  margin: 0 auto 12px;
  border: 3px solid var(--brand-red);
  overflow: hidden;
  background: linear-gradient(135deg, #E8001A, #FF6B35);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 900;
  color: #fff;
}
.expert-name { font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 4px; }
.expert-title { font-size: 12px; color: var(--brand-red); margin-bottom: 8px; }
.expert-desc { font-size: 13px; color: var(--text-muted); line-height: 1.6; margin-bottom: 14px; }
.expert-btns { display: flex; gap: 8px; justify-content: center; }
.btn-sm {
  font-size: 12px;
  padding: 5px 14px;
  border-radius: 14px;
  border: 1px solid var(--brand-border);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}
.btn-sm:hover { border-color: var(--neon-cyan); color: var(--neon-cyan); }
.btn-sm.primary { background: var(--brand-red); border-color: var(--brand-red); color: #fff; }
.btn-sm.primary:hover { background: #c0001a; }

/* === 功能特性 === */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}
.feature-card {
  background: var(--gradient-card);
  border: 1px solid var(--brand-border);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  transition: var(--transition);
}
.feature-card:hover { transform: translateY(-4px); border-color: var(--neon-cyan); }
.feature-icon {
  font-size: 36px;
  margin-bottom: 14px;
  display: block;
}
.feature-card h3 { font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 8px; }
.feature-card p { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

/* === 合作品牌Logo墙 === */
.partners-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  align-items: center;
}
.partner-logo {
  background: var(--gradient-card);
  border: 1px solid var(--brand-border);
  border-radius: var(--radius);
  padding: 14px 28px;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-muted);
  transition: var(--transition);
  cursor: pointer;
}
.partner-logo:hover { border-color: var(--neon-cyan); color: #fff; }

/* === FAQ === */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--gradient-card);
  border: 1px solid var(--brand-border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
}
.faq-question {
  padding: 18px 22px;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.2s;
  user-select: none;
}
.faq-question:hover { background: rgba(232,0,26,0.08); }
.faq-question .arrow {
  font-size: 12px;
  color: var(--brand-red);
  transition: transform 0.3s;
  flex-shrink: 0;
}
.faq-item.open .faq-question .arrow { transform: rotate(180deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.3s;
  padding: 0 22px;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.8;
}
.faq-item.open .faq-answer { max-height: 200px; padding: 0 22px 18px; }

/* === 用户评论 === */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.review-card {
  background: var(--gradient-card);
  border: 1px solid var(--brand-border);
  border-radius: var(--radius-lg);
  padding: 22px;
  transition: var(--transition);
}
.review-card:hover { border-color: var(--neon-cyan); transform: translateY(-3px); }
.review-header { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.review-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-red), var(--neon-orange));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}
.review-user-info .name { font-size: 14px; font-weight: 700; color: #fff; }
.review-user-info .date { font-size: 12px; color: var(--text-muted); }
.review-stars { color: #FFD700; font-size: 14px; margin-bottom: 8px; }
.review-text { font-size: 14px; color: var(--text-muted); line-height: 1.7; }
.review-tag {
  display: inline-block;
  margin-top: 10px;
  font-size: 11px;
  color: var(--neon-cyan);
  background: rgba(0,212,255,0.1);
  padding: 2px 10px;
  border-radius: 10px;
}

/* === 联系我们 === */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}
.contact-card {
  background: var(--gradient-card);
  border: 1px solid var(--brand-border);
  border-radius: var(--radius-lg);
  padding: 28px;
}
.contact-card h3 { font-size: 18px; font-weight: 700; color: #fff; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.contact-item { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.contact-item .icon { font-size: 20px; flex-shrink: 0; }
.contact-item .info .label { font-size: 12px; color: var(--text-muted); }
.contact-item .info .value { font-size: 14px; color: #fff; font-weight: 500; }
.qr-row { display: flex; gap: 20px; flex-wrap: wrap; }
.qr-item { text-align: center; }
.qr-box {
  width: 100px;
  height: 100px;
  background: #fff;
  border-radius: 8px;
  margin: 0 auto 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: #333;
  text-align: center;
  padding: 6px;
  line-height: 1.4;
  overflow: hidden;
}
.qr-item .qr-label { font-size: 12px; color: var(--text-muted); }

/* === 加入社区How-To === */
.howto-steps {
  display: flex;
  gap: 0;
  position: relative;
}
.howto-steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 14%;
  right: 14%;
  height: 2px;
  background: linear-gradient(90deg, var(--brand-red), var(--neon-cyan));
}
.howto-step {
  flex: 1;
  text-align: center;
  padding: 0 16px;
  position: relative;
  z-index: 1;
}
.step-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--brand-red);
  color: #fff;
  font-size: 22px;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  border: 3px solid #0A0A1A;
  box-shadow: var(--shadow-red);
}
.howto-step h4 { font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 6px; }
.howto-step p { font-size: 13px; color: var(--text-muted); }

/* === 社交分享 === */
.share-btns { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
.share-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 24px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  font-family: inherit;
}
.share-btn:hover { transform: translateY(-2px); opacity: 0.9; }
.share-wechat { background: #07C160; color: #fff; }
.share-weibo { background: #E6162D; color: #fff; }
.share-douyin { background: #000; color: #fff; border: 1px solid #333; }
.share-bilibili { background: #00A1D6; color: #fff; }
.share-qq { background: #12B7F5; color: #fff; }

/* === 页脚 === */
.footer {
  background: #06060F;
  border-top: 1px solid var(--brand-border);
  padding: 50px 5% 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand .logo { font-size: 24px; font-weight: 900; color: #fff; margin-bottom: 12px; }
.footer-brand .logo span { color: var(--brand-red); }
.footer-brand p { font-size: 13px; color: var(--text-muted); line-height: 1.8; margin-bottom: 16px; }
.footer-social { display: flex; gap: 10px; }
.social-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--brand-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}
.social-icon:hover { background: var(--brand-red); border-color: var(--brand-red); }
.footer-col h4 { font-size: 14px; font-weight: 700; color: #fff; margin-bottom: 16px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 13px; color: var(--text-muted); transition: color 0.2s; }
.footer-col ul li a:hover { color: var(--neon-cyan); }
.footer-bottom {
  border-top: 1px solid var(--brand-border);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { font-size: 13px; color: var(--text-muted); }
.footer-bottom a { color: var(--text-muted); }
.footer-bottom a:hover { color: var(--neon-cyan); }

/* === 动画 === */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes pulse-red {
  0%, 100% { box-shadow: 0 0 0 0 rgba(232,0,26,0.4); }
  50% { box-shadow: 0 0 0 10px rgba(232,0,26,0); }
}
.pulse { animation: pulse-red 2s infinite; }

/* === 懒加载占位 === */
img[data-src] { background: #1A1A35; }

/* === 面包屑 === */
.breadcrumb {
  padding: 14px 5%;
  background: rgba(255,255,255,0.02);
  border-bottom: 1px solid var(--brand-border);
  font-size: 13px;
  color: var(--text-muted);
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--neon-cyan); }
.breadcrumb span { margin: 0 8px; }

/* === 分页 === */
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 40px; }
.page-btn {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--gradient-card);
  border: 1px solid var(--brand-border);
  color: var(--text-muted);
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  font-family: inherit;
}
.page-btn:hover, .page-btn.active { background: var(--brand-red); border-color: var(--brand-red); color: #fff; }

/* === 响应式 === */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .hero-stats { right: 4%; gap: 20px; }
}
@media (max-width: 768px) {
  .navbar { padding: 0 4%; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav-search { display: none; }
  .hero { height: 460px; }
  .hero-content { padding: 0 5%; }
  .hero-stats { display: none; }
  .section { padding: 40px 4%; }
  .video-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .howto-steps { flex-direction: column; gap: 20px; }
  .howto-steps::before { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .experts-grid { grid-template-columns: repeat(2, 1fr); }
  .reviews-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .video-grid { grid-template-columns: 1fr; }
  .experts-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .hero h1 { font-size: 26px; }
}

/* === 移动端菜单 === */
.mobile-menu {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: rgba(10,10,26,0.98);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--brand-border);
  z-index: 999;
  padding: 16px 5%;
  flex-direction: column;
  gap: 4px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 15px;
  color: var(--text-muted);
  transition: var(--transition);
}
.mobile-menu a:hover { background: rgba(232,0,26,0.1); color: #fff; }

/* === 内页Banner === */
.inner-banner {
  padding: 50px 5%;
  background: linear-gradient(135deg, #0A0A1A 0%, #1A0A2E 100%);
  border-bottom: 1px solid var(--brand-border);
  position: relative;
  overflow: hidden;
}
.inner-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(232,0,26,0.1) 0%, transparent 70%);
  pointer-events: none;
}
.inner-banner h1 { font-size: clamp(28px, 4vw, 44px); font-weight: 900; color: #fff; margin-bottom: 10px; }
.inner-banner h1 span { color: var(--brand-red); }
.inner-banner p { font-size: 15px; color: var(--text-muted); max-width: 600px; }

/* === 标签徽章 === */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
}
.badge-red { background: rgba(232,0,26,0.2); color: var(--brand-red); border: 1px solid rgba(232,0,26,0.3); }
.badge-cyan { background: rgba(0,212,255,0.1); color: var(--neon-cyan); border: 1px solid rgba(0,212,255,0.2); }
.badge-orange { background: rgba(255,107,53,0.15); color: var(--neon-orange); border: 1px solid rgba(255,107,53,0.3); }

/* === 滚动动画触发 === */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }


/* === 站点图片Logo补充样式 === */
.nav-logo .site-logo-img { height: 44px; width: auto; max-width: 220px; object-fit: contain; display: block; }
.footer-logo-img { height: 54px; width: auto; max-width: 240px; object-fit: contain; display: block; margin-bottom: 12px; }