/* =====================================================
   四虎视频 - 影视传媒+视频社区 主题样式
   原创设计：玫瑰金 + 深酒红 + 暖白色调
   ===================================================== */

/* ---- CSS变量 ---- */
:root {
  --brand-primary: #C0392B;
  --brand-secondary: #E8A0A0;
  --brand-accent: #F5C6C6;
  --brand-gold: #D4A853;
  --bg-dark: #1A0A0A;
  --bg-card: #2A1515;
  --bg-section: #1E0E0E;
  --text-main: #F5EEE8;
  --text-muted: #B8A0A0;
  --text-light: #FFE8E8;
  --border-color: #3D1F1F;
  --gradient-hero: linear-gradient(135deg, #1A0A0A 0%, #3D1010 50%, #1A0A0A 100%);
  --gradient-card: linear-gradient(180deg, rgba(26,10,10,0) 0%, rgba(26,10,10,0.9) 100%);
  --shadow-card: 0 8px 32px rgba(192,57,43,0.15);
  --radius-card: 12px;
  --radius-btn: 6px;
  --transition: all 0.3s ease;
}

/* ---- 重置 ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  background: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.7;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

/* ---- 顶部公告栏 ---- */
.notice-bar {
  background: linear-gradient(90deg, var(--brand-primary), #8B1A1A, var(--brand-primary));
  background-size: 200% 100%;
  animation: noticeScroll 4s linear infinite;
  color: #fff;
  font-size: 13px;
  padding: 7px 0;
  text-align: center;
  letter-spacing: 0.5px;
}
@keyframes noticeScroll { 0%{background-position:0% 50%} 100%{background-position:200% 50%} }
.notice-bar a { color: var(--brand-accent); margin: 0 6px; }

/* ---- 导航 ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(26,10,10,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 2px 20px rgba(0,0,0,0.4);
}
.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-img {
  height: 40px;
  width: auto;
}
.site-logo img.favicon-img {
  height: 24px;
  width: 24px;
  border-radius: 4px;
}
.logo-text {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-light);
  letter-spacing: 1px;
}
.logo-text span { color: var(--brand-secondary); }

.main-nav { display: flex; gap: 4px; flex: 1; }
.main-nav a {
  padding: 6px 14px;
  font-size: 14px;
  color: var(--text-muted);
  border-radius: var(--radius-btn);
  transition: var(--transition);
  white-space: nowrap;
}
.main-nav a:hover, .main-nav a.active {
  color: var(--text-light);
  background: rgba(192,57,43,0.2);
}

/* ---- 搜索框 ---- */
.search-wrap {
  position: relative;
  flex-shrink: 0;
}
.search-wrap input {
  background: rgba(255,255,255,0.07);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 7px 36px 7px 14px;
  color: var(--text-main);
  font-size: 13px;
  width: 180px;
  outline: none;
  transition: var(--transition);
}
.search-wrap input::placeholder { color: var(--text-muted); }
.search-wrap input:focus {
  border-color: var(--brand-secondary);
  width: 220px;
  background: rgba(255,255,255,0.1);
}
.search-wrap .search-btn {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 15px;
  padding: 0;
}
.search-wrap .search-btn:hover { color: var(--brand-secondary); }

/* 移动端菜单按钮 */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 22px;
  cursor: pointer;
  padding: 4px;
}

/* ---- 英雄Banner ---- */
.hero-banner {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/banner-hero.jpg');
  background-size: cover;
  background-position: center top;
  filter: brightness(0.45);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(26,10,10,0.85) 40%, transparent 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  margin: 0 auto;
  padding: 60px 24px;
  max-width: 600px;
  margin-left: 80px;
}
.y2w6n48 {
  display: inline-block;
  background: var(--brand-primary);
  color: #fff;
  font-size: 12px;
  padding: 3px 12px;
  border-radius: 20px;
  margin-bottom: 16px;
  letter-spacing: 1px;
}
.hero-content h1 {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 800;
  line-height: 1.25;
  color: #fff;
  margin-bottom: 16px;
}
.hero-content h1 .brand-hl { color: var(--brand-secondary); }
.hero-desc {
  font-size: 15px;
  color: rgba(255,255,255,0.75);
  margin-bottom: 28px;
  line-height: 1.8;
}
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--brand-primary);
  color: #fff;
  padding: 12px 28px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  transition: var(--transition);
  border: none;
  cursor: pointer;
}
.btn-primary:hover { background: #A93226; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(192,57,43,0.4); }
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text-light);
  padding: 12px 28px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  border: 1px solid rgba(255,255,255,0.3);
  transition: var(--transition);
  cursor: pointer;
}
.btn-outline:hover { background: rgba(255,255,255,0.1); border-color: var(--brand-secondary); }

/* ---- 通用区块 ---- */
.section { padding: 64px 0; }
.section-alt { background: var(--bg-section); }
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.section-header { text-align: center; margin-bottom: 44px; }
.j7o4f {
  display: inline-block;
  background: rgba(192,57,43,0.15);
  color: var(--brand-secondary);
  border: 1px solid rgba(192,57,43,0.3);
  font-size: 12px;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 12px;
  letter-spacing: 1px;
}
.section-title {
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 10px;
}
.section-title .brand-hl { color: var(--brand-secondary); }
.section-desc { font-size: 14px; color: var(--text-muted); max-width: 560px; margin: 0 auto; }

/* ---- 视频卡片 ---- */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.video-grid-4 { grid-template-columns: repeat(4, 1fr); }
.video-grid-3 { grid-template-columns: repeat(3, 1fr); }

.video-card {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: var(--transition);
  cursor: pointer;
}
.video-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: rgba(192,57,43,0.4);
}
.video-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
}
.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); }
.play-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}
.video-card:hover .play-overlay { opacity: 1; }
.play-btn {
  width: 54px;
  height: 54px;
  background: rgba(192,57,43,0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0.8);
  transition: var(--transition);
}
.video-card:hover .play-btn { transform: scale(1); }
.play-btn::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: 8px;
  left: 8px;
  background: var(--brand-primary);
  color: #fff;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
}
.video-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0,0,0,0.75);
  color: #fff;
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 4px;
}
.video-info { padding: 14px; }
.video-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-light);
  margin-bottom: 8px;
  line-height: 1.5;
  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 span { display: flex; align-items: center; gap: 4px; }
.video-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.video-tag {
  background: rgba(192,57,43,0.12);
  color: var(--brand-secondary);
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 20px;
  border: 1px solid rgba(192,57,43,0.2);
}

/* ---- 分类Tab ---- */
.cat-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 12px;
}
.cat-tab {
  padding: 6px 18px;
  font-size: 13px;
  color: var(--text-muted);
  border-radius: 20px;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
}
.cat-tab:hover, .cat-tab.active {
  color: var(--text-light);
  background: rgba(192,57,43,0.15);
  border-color: rgba(192,57,43,0.3);
}

/* ---- 功能模块卡片 ---- */
.vd9k15e {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.b95cp {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-card);
  padding: 28px 24px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.b95cp::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-gold));
  opacity: 0;
  transition: var(--transition);
}
.b95cp:hover::before { opacity: 1; }
.b95cp:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: rgba(192,57,43,0.3);
}
.idy6z0j {
  width: 52px;
  height: 52px;
  background: rgba(192,57,43,0.12);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 16px;
}
.h2ab908y {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 8px;
}
.r80o756 { font-size: 13px; color: var(--text-muted); line-height: 1.7; }
.gz4gnv5 {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--brand-secondary);
  font-size: 13px;
  margin-top: 14px;
  transition: var(--transition);
}
.gz4gnv5:hover { gap: 8px; }

/* ---- AI赋能区块 ---- */
.tere6u {
  background: linear-gradient(135deg, #0D0505 0%, #1E0808 50%, #0D0505 100%);
  position: relative;
  overflow: hidden;
}
.tere6u::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(192,57,43,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.p9wq55ds {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.kfqz15t { border-radius: 16px; overflow: hidden; }
.kfqz15t img { width: 100%; }
.wzsun8 { display: flex; flex-direction: column; gap: 16px; }
.mp0dy {
  display: flex;
  gap: 16px;
  padding: 16px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  transition: var(--transition);
}
.mp0dy:hover { border-color: rgba(192,57,43,0.3); background: rgba(192,57,43,0.05); }
.mp0dy-icon {
  width: 44px;
  height: 44px;
  background: rgba(192,57,43,0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}
.mp0dy-text h4 { font-size: 14px; font-weight: 700; color: var(--text-light); margin-bottom: 4px; }
.mp0dy-text p { font-size: 12px; color: var(--text-muted); }

/* ---- 专家展示 ---- */
.wa4utr {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.h9b4d {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-card);
  padding: 24px 20px;
  text-align: center;
  transition: var(--transition);
}
.h9b4d:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: rgba(192,57,43,0.3);
}
.if1j5s2 {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto 14px;
  overflow: hidden;
  border: 3px solid var(--border-color);
}
.if1j5s2 img { width: 100%; height: 100%; object-fit: cover; }
.f1sl0ii5 { font-size: 15px; font-weight: 700; color: var(--text-light); margin-bottom: 4px; }
.d3q9q8wd { font-size: 12px; color: var(--brand-secondary); margin-bottom: 10px; }
.rb04l538 { font-size: 12px; color: var(--text-muted); line-height: 1.6; margin-bottom: 14px; }
.glr9e0i { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; margin-bottom: 14px; }
.y6xe0hxq {
  background: rgba(192,57,43,0.1);
  color: var(--brand-secondary);
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 20px;
}
.expert-btns { display: flex; gap: 8px; justify-content: center; }
.btn-sm {
  padding: 5px 14px;
  font-size: 12px;
  border-radius: var(--radius-btn);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  background: none;
  cursor: pointer;
  transition: var(--transition);
}
.btn-sm:hover { border-color: var(--brand-secondary); color: var(--brand-secondary); }
.btn-sm-primary {
  background: var(--brand-primary);
  color: #fff;
  border-color: var(--brand-primary);
}
.btn-sm-primary:hover { background: #A93226; }

/* ---- 社区功能 ---- */
.f107g302 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.u87mfoso {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-card);
  padding: 24px;
  transition: var(--transition);
}
.u87mfoso:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
  border-color: rgba(192,57,43,0.3);
}
.o440qi { font-size: 32px; margin-bottom: 14px; }
.y1a9gfx2 { font-size: 16px; font-weight: 700; color: var(--text-light); margin-bottom: 8px; }
.pkfi27 { font-size: 13px; color: var(--text-muted); line-height: 1.7; }
.tx170 {
  display: flex;
  gap: 16px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border-color);
}
.tft1e21 { font-size: 12px; color: var(--text-muted); }
.tft1e21 strong { color: var(--brand-secondary); font-size: 14px; display: block; }

/* ---- 合作品牌墙 ---- */
.dm0wr5vz {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}
.s8ybp4 {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 12px 24px;
  font-size: 13px;
  color: var(--text-muted);
  transition: var(--transition);
}
.s8ybp4:hover { border-color: var(--brand-secondary); color: var(--text-light); }

/* ---- 用户评价 ---- */
.d7f2zp {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.x1rd6cxt {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-card);
  padding: 22px;
  transition: var(--transition);
}
.x1rd6cxt:hover { border-color: rgba(192,57,43,0.3); }
.kn50hh { color: var(--brand-gold); font-size: 14px; margin-bottom: 10px; }
.on2957 { font-size: 13px; color: var(--text-muted); line-height: 1.7; margin-bottom: 14px; }
.i5i9utt4 { display: flex; align-items: center; gap: 10px; }
.pm2zx4 {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-gold));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: #fff;
  font-weight: 700;
  flex-shrink: 0;
}
.flc23b2 { font-size: 13px; font-weight: 600; color: var(--text-light); }
.tlhdn8m { font-size: 11px; color: var(--text-muted); }

/* ---- FAQ ---- */
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  overflow: hidden;
}
.faq-q {
  padding: 16px 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-light);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
}
.faq-q:hover { background: rgba(192,57,43,0.05); }
.faq-q .faq-icon { font-size: 18px; color: var(--brand-secondary); transition: var(--transition); }
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-a {
  padding: 0 20px;
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.8;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.3s ease;
}
.faq-item.open .faq-a { max-height: 200px; padding: 0 20px 16px; }

/* ---- 联系我们 ---- */
.y55t19p {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-card);
  padding: 28px;
}
.contact-title { font-size: 18px; font-weight: 700; color: var(--text-light); margin-bottom: 18px; }
.i9svx06 {
  display: flex;
  gap: 12px;
  margin-bottom: 14px;
  align-items: flex-start;
}
.nh2c3xf { font-size: 18px; flex-shrink: 0; margin-top: 2px; }
.contact-label { font-size: 12px; color: var(--text-muted); }
.contact-value { font-size: 14px; color: var(--text-light); font-weight: 500; }
.qeg9z { display: flex; gap: 20px; margin-top: 16px; }
.fu7ca1 { text-align: center; }
.fu7ca1 img { width: 90px; height: 90px; border-radius: 8px; margin-bottom: 6px; }
.fu7ca1 span { font-size: 11px; color: var(--text-muted); }

/* ---- 社交分享 ---- */
.rgxm4l {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  padding: 32px 0;
}
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 20px;
  border-radius: 24px;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  background: var(--bg-card);
  cursor: pointer;
  transition: var(--transition);
}
.share-btn:hover { transform: translateY(-2px); }
.c70i3s:hover { border-color: #07C160; color: #07C160; }
.te4806:hover { border-color: #E6162D; color: #E6162D; }
.y5yexv:hover { border-color: #FE2C55; color: #FE2C55; }
.cfpetol5:hover { border-color: #00A1D6; color: #00A1D6; }

/* ---- 统计数据 ---- */
.dfu1p {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding: 40px 0;
}
.lje7q {
  text-align: center;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-card);
}
.zjx6oa5k {
  font-size: 36px;
  font-weight: 800;
  color: var(--brand-secondary);
  line-height: 1;
  margin-bottom: 6px;
}
.b028ateb { font-size: 13px; color: var(--text-muted); }

/* ---- How-To 指南 ---- */
.i78oi7z {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  counter-reset: step;
}
.cis1445u {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-card);
  padding: 24px 20px;
  position: relative;
  transition: var(--transition);
}
.cis1445u:hover { border-color: rgba(192,57,43,0.3); transform: translateY(-3px); }
.s3tv3 {
  width: 36px;
  height: 36px;
  background: var(--brand-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 14px;
}
.ls9qkg2 { font-size: 14px; font-weight: 700; color: var(--text-light); margin-bottom: 8px; }
.o3tv1hl { font-size: 12px; color: var(--text-muted); line-height: 1.7; }

/* ---- 面包屑 ---- */
.breadcrumb {
  padding: 14px 0;
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  gap: 6px;
  align-items: center;
}
.breadcrumb a { color: var(--text-muted); transition: var(--transition); }
.breadcrumb a:hover { color: var(--brand-secondary); }
.breadcrumb .sep { color: var(--border-color); }
.breadcrumb .current { color: var(--text-light); }

/* ---- 内页Banner ---- */
.anxq7f1w {
  background: linear-gradient(135deg, var(--bg-section), var(--bg-dark));
  border-bottom: 1px solid var(--border-color);
  padding: 40px 0;
}
.a98cbfn0 { font-size: 28px; font-weight: 800; color: var(--text-light); margin-bottom: 8px; }
.lzmk92uh { font-size: 14px; color: var(--text-muted); }

/* ---- 分页 ---- */
.ua9q14yu {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-top: 40px;
}
.page-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  font-size: 13px;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
  background: var(--bg-card);
}
.page-btn:hover, .page-btn.active {
  background: var(--brand-primary);
  border-color: var(--brand-primary);
  color: #fff;
}

/* ---- 底部 ---- */
.site-footer {
  background: #0D0505;
  border-top: 1px solid var(--border-color);
  padding: 48px 0 24px;
}
.rv4td7x9 {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}
.s3k97f3 { }
.latv5 { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.latv5 img { height: 36px; }
.latv5-text { font-size: 18px; font-weight: 700; color: var(--text-light); }
.cyzwh0 { font-size: 13px; color: var(--text-muted); line-height: 1.8; margin-bottom: 16px; }
.m3dl04k0 h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-color);
}
.m3dl04k0 ul { display: flex; flex-direction: column; gap: 8px; }
.m3dl04k0 ul li a {
  font-size: 13px;
  color: var(--text-muted);
  transition: var(--transition);
}
.m3dl04k0 ul li a:hover { color: var(--brand-secondary); padding-left: 4px; }
.mj6nv79b {
  border-top: 1px solid var(--border-color);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: var(--text-muted);
}
.mj6nv79b a { color: var(--text-muted); transition: var(--transition); }
.mj6nv79b a:hover { color: var(--brand-secondary); }
.ge8y3wdz { color: var(--brand-secondary); }

/* ---- 回到顶部 ---- */
.back-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  background: var(--brand-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  cursor: pointer;
  opacity: 0;
  transform: translateY(20px);
  transition: var(--transition);
  z-index: 999;
  border: none;
  box-shadow: 0 4px 16px rgba(192,57,43,0.4);
}
.back-top.show { opacity: 1; transform: translateY(0); }
.back-top:hover { background: #A93226; transform: translateY(-3px); }

/* ---- 移动端菜单 ---- */
.mobile-nav-panel {
  display: none;
  flex-direction: column;
  background: rgba(26,10,10,0.98);
  border-top: 1px solid var(--border-color);
  padding: 16px 24px;
}
.mobile-nav-panel.open { display: flex; }
.mobile-nav-panel a {
  padding: 12px 0;
  font-size: 15px;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}
.mobile-nav-panel a:hover { color: var(--brand-secondary); padding-left: 8px; }

/* ---- 响应式 ---- */
@media (max-width: 1100px) {
  .video-grid-4 { grid-template-columns: repeat(3, 1fr); }
  .wa4utr { grid-template-columns: repeat(2, 1fr); }
  .rv4td7x9 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .vd9k15e { grid-template-columns: repeat(2, 1fr); }
  .p9wq55ds { grid-template-columns: 1fr; }
  .kfqz15t { display: none; }
  .f107g302 { grid-template-columns: repeat(2, 1fr); }
  .d7f2zp { grid-template-columns: repeat(2, 1fr); }
  .i78oi7z { grid-template-columns: repeat(2, 1fr); }
  .dfu1p { grid-template-columns: repeat(2, 1fr); }
  .y55t19p { grid-template-columns: 1fr; }
  .video-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .video-grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .main-nav { display: none; }
  .mobile-toggle { display: flex; }
  .search-wrap { display: none; }
  .hero-content { margin-left: 24px; }
  .vd9k15e { grid-template-columns: 1fr; }
  .f107g302 { grid-template-columns: 1fr; }
  .d7f2zp { grid-template-columns: 1fr; }
  .i78oi7z { grid-template-columns: 1fr; }
  .wa4utr { grid-template-columns: repeat(2, 1fr); }
  .rv4td7x9 { grid-template-columns: 1fr; }
  .mj6nv79b { flex-direction: column; text-align: center; }
  .video-grid-4, .video-grid-3 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .video-grid-4, .video-grid-3, .video-grid { grid-template-columns: 1fr; }
  .wa4utr { grid-template-columns: 1fr; }
  .dfu1p { grid-template-columns: repeat(2, 1fr); }
  .hero-btns { flex-direction: column; }
  .hero-content { margin-left: 16px; }
}

/* ===== 内页Banner ===== */
.anxq7f1w { background: linear-gradient(135deg, #1A0A0A 0%, #3D1010 100%); padding: 48px 0 40px; border-bottom: 1px solid var(--border-color); }
.a98cbfn0 { font-size: clamp(22px, 3vw, 36px); font-weight: 800; color: var(--text-light); margin: 12px 0 10px; }
.lzmk92uh { font-size: 14px; color: var(--text-muted); max-width: 640px; line-height: 1.8; }
.brand-hl { color: var(--brand-secondary); }
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-muted); margin-bottom: 8px; }
.breadcrumb a { color: var(--text-muted); transition: color 0.2s; }
.breadcrumb a:hover { color: var(--brand-secondary); }
.breadcrumb .sep { color: var(--border-color); }

/* ===== 政策/规范卡片 ===== */
.b9srq { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.mh03ank { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 12px; padding: 24px; }
.ikvx47 { font-size: 17px; font-weight: 700; color: var(--text-light); margin-bottom: 10px; }
.v3q8t { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

/* ===== 搜索页样式 ===== */
.rh5461f { display: flex; gap: 12px; margin-bottom: 24px; }
.p1iefqiy { flex: 1; padding: 14px 20px; border: 2px solid var(--brand-primary); border-radius: 8px; background: var(--bg-card); color: var(--text-main); font-size: 16px; outline: none; }
.p1iefqiy:focus { border-color: var(--brand-secondary); }
.kne7d { padding: 14px 32px; background: linear-gradient(135deg, var(--brand-primary), #8B1A1A); color: #fff; border: none; border-radius: 8px; font-size: 16px; font-weight: 700; cursor: pointer; white-space: nowrap; }
.dkaal8 { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 32px; }
.ti621 { font-size: 14px; color: var(--text-muted); }
.y2ek2 { padding: 6px 14px; background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 20px; font-size: 13px; color: var(--text-muted); text-decoration: none; transition: all 0.2s; }
.y2ek2:hover { border-color: var(--brand-primary); color: var(--brand-secondary); }
.y06bg8jf { margin-bottom: 24px; padding: 14px 20px; background: var(--bg-card); border-radius: 8px; font-size: 14px; color: var(--text-muted); }
.t1v5jy { text-align: center; padding: 80px 20px; }
.t1v5jy-icon { font-size: 64px; margin-bottom: 20px; }
.t1v5jy-title { font-size: 24px; font-weight: 700; color: var(--text-light); margin-bottom: 12px; }

/* ===== 社区功能卡片 ===== */
.tx170 { display: flex; gap: 16px; margin-top: 12px; }
.tft1e21 { font-size: 13px; color: var(--text-muted); }
.tft1e21 strong { display: block; font-size: 18px; font-weight: 800; color: var(--brand-primary); }

/* ===== 关于我们页面样式 ===== */
.kp0yf5 { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.v0iogv1 p { margin-bottom: 16px; line-height: 1.8; color: var(--text-muted); }
.cz4v91e { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.cz4v91e .lje7q { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 12px; padding: 20px; text-align: center; }
.cz4v91e .zjx6oa5k { font-size: 28px; font-weight: 800; color: var(--brand-primary); }
.cz4v91e .b028ateb { font-size: 13px; color: var(--text-muted); margin-top: 4px; }

/* ===== 联系方式 ===== */
.i9svx06 { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 12px; padding: 28px; text-align: center; }
.nh2c3xf { font-size: 36px; margin-bottom: 12px; }
.i9svx06 h3 { font-size: 16px; font-weight: 700; color: var(--text-light); margin-bottom: 8px; }
.i9svx06 p, .i9svx06 a { font-size: 14px; color: var(--text-muted); text-decoration: none; }
.i9svx06 a:hover { color: var(--brand-secondary); }

/* ===== 分页 ===== */
.ua9q14yu { display: flex; justify-content: center; align-items: center; gap: 8px; margin-top: 40px; }
.c3mibi9 { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 8px; background: var(--bg-card); border: 1px solid var(--border-color); color: var(--text-muted); text-decoration: none; font-size: 14px; transition: all 0.2s; }
.c3mibi9.active, .c3mibi9:hover { background: var(--brand-primary); border-color: var(--brand-primary); color: #fff; }
.n1h55 { color: var(--text-muted); }

/* ===== 内页响应式补充 ===== */
@media (max-width: 1024px) {
  .kp0yf5 { grid-template-columns: 1fr; }
  .b9srq { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .cz4v91e { grid-template-columns: repeat(2, 1fr); }
  .rh5461f { flex-direction: column; }
}