/* ============================================
   午夜大片 - 原创样式表
   品牌色系：蜜桃粉 #FF6B8A / 深邃蓝黑 #1A1A2E / 暖橙 #FFB347
   设计风格：现代影视传媒 + 视频社区
   ============================================ */

/* === CSS变量定义 === */
:root {
  --mt-primary: #FF6B8A;
  --mt-primary-dark: #E8527A;
  --mt-secondary: #1A1A2E;
  --mt-accent: #FFB347;
  --mt-bg-deep: #0D0D1A;
  --mt-bg-card: #151528;
  --mt-bg-card-hover: #1E1E3A;
  --mt-text-main: #F0F0F5;
  --mt-text-sub: #A0A0B8;
  --mt-text-muted: #6B6B85;
  --mt-gradient: linear-gradient(135deg, #FF6B8A 0%, #FF8E53 100%);
  --mt-gradient-dark: linear-gradient(135deg, #E8527A 0%, #E07A45 100%);
  --mt-shadow: 0 4px 24px rgba(255, 107, 138, 0.15);
  --mt-shadow-lg: 0 8px 40px rgba(255, 107, 138, 0.2);
  --mt-radius: 12px;
  --mt-radius-sm: 8px;
  --mt-radius-lg: 20px;
  --mt-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --mt-font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
}

/* === 全局重置 === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--mt-font);
  background: var(--mt-bg-deep);
  color: var(--mt-text-main);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--mt-primary); text-decoration: none; transition: var(--mt-transition); }
a:hover { color: var(--mt-accent); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.3; }

/* === 容器 === */
.mt-container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }
.mt-container-wide { max-width: 1440px; margin: 0 auto; padding: 0 20px; }

/* === 顶部导航栏 === */
.mt-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(13, 13, 26, 0.92);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 107, 138, 0.1);
  transition: var(--mt-transition);
}
.mt-header.scrolled { background: rgba(13, 13, 26, 0.98); box-shadow: var(--mt-shadow); }
.mt-header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px; max-width: 1440px; margin: 0 auto; padding: 0 24px;
}
.mt-logo { display: flex; align-items: center; gap: 10px; }
.mt-logo img { height: 42px; width: auto; }
.mt-logo-text { font-size: 1.25rem; font-weight: 800; background: var(--mt-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

.mt-nav { display: flex; align-items: center; gap: 6px; }
.mt-nav a {
  padding: 8px 16px; border-radius: var(--mt-radius-sm);
  font-size: 0.9rem; font-weight: 500; color: var(--mt-text-sub);
  transition: var(--mt-transition); white-space: nowrap;
}
.mt-nav a:hover, .mt-nav a.active {
  color: var(--mt-text-main); background: rgba(255, 107, 138, 0.12);
}

/* === 搜索框 === */
.mt-search-bar {
  background: var(--mt-bg-card); border: 1px solid rgba(255, 107, 138, 0.15);
  padding: 12px 20px; margin-top: 68px;
}
.mt-search-inner {
  max-width: 720px; margin: 0 auto; display: flex; gap: 10px;
}
.mt-search-input {
  flex: 1; background: var(--mt-bg-deep); border: 1px solid rgba(255, 107, 138, 0.2);
  border-radius: 24px; padding: 10px 20px; color: var(--mt-text-main);
  font-size: 0.95rem; outline: none; transition: var(--mt-transition);
}
.mt-search-input:focus { border-color: var(--mt-primary); box-shadow: 0 0 0 3px rgba(255, 107, 138, 0.15); }
.mt-search-input::placeholder { color: var(--mt-text-muted); }
.mt-search-btn {
  background: var(--mt-gradient); border: none; border-radius: 24px;
  padding: 10px 28px; color: #fff; font-size: 0.95rem; font-weight: 600;
  cursor: pointer; transition: var(--mt-transition); white-space: nowrap;
}
.mt-search-btn:hover { transform: translateY(-1px); box-shadow: var(--mt-shadow); }

/* === 汉堡菜单（移动端） === */
.mt-hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; }
.mt-hamburger span { width: 24px; height: 2px; background: var(--mt-text-main); border-radius: 2px; transition: var(--mt-transition); }

/* === Hero区域 === */
.mt-hero {
  position: relative; overflow: hidden;
  padding: 100px 0 60px;
  background: linear-gradient(180deg, var(--mt-bg-deep) 0%, var(--mt-secondary) 100%);
}
.mt-hero-content {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
  align-items: center; max-width: 1280px; margin: 0 auto; padding: 0 24px;
}
.mt-hero-text h1 { font-size: 2.8rem; margin-bottom: 16px; line-height: 1.2; }
.mt-hero-text h1 .highlight { background: var(--mt-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.mt-hero-text p { font-size: 1.1rem; color: var(--mt-text-sub); margin-bottom: 28px; line-height: 1.8; }
.mt-hero-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 28px; }
.mt-hero-tag {
  background: rgba(255, 107, 138, 0.1); border: 1px solid rgba(255, 107, 138, 0.2);
  padding: 6px 16px; border-radius: 20px; font-size: 0.85rem; color: var(--mt-primary);
}
.mt-hero-image { position: relative; border-radius: var(--mt-radius-lg); overflow: hidden; }
.mt-hero-image img { width: 100%; border-radius: var(--mt-radius-lg); }
.mt-hero-image::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255, 107, 138, 0.15) 0%, transparent 60%);
  border-radius: var(--mt-radius-lg);
}

/* === 按钮 === */
.mt-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 28px; border-radius: 28px; font-size: 0.95rem;
  font-weight: 600; cursor: pointer; transition: var(--mt-transition);
  border: none; text-decoration: none;
}
.mt-btn-primary { background: var(--mt-gradient); color: #fff; }
.mt-btn-primary:hover { transform: translateY(-2px); box-shadow: var(--mt-shadow-lg); color: #fff; }
.mt-btn-outline {
  background: transparent; color: var(--mt-primary);
  border: 2px solid var(--mt-primary);
}
.mt-btn-outline:hover { background: var(--mt-primary); color: #fff; }
.mt-btn-sm { padding: 8px 20px; font-size: 0.85rem; border-radius: 20px; }

/* === 通用区块 === */
.mt-section { padding: 72px 0; }
.mt-section-alt { background: var(--mt-secondary); }
.mt-section-title {
  text-align: center; margin-bottom: 48px;
}
.mt-section-title h2 {
  font-size: 2rem; margin-bottom: 12px;
}
.mt-section-title h2 .highlight { background: var(--mt-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.mt-section-title p { color: var(--mt-text-sub); font-size: 1.05rem; max-width: 640px; margin: 0 auto; }

/* === 视频卡片网格 === */
.mt-video-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}
.mt-video-card {
  background: var(--mt-bg-card); border-radius: var(--mt-radius);
  overflow: hidden; transition: var(--mt-transition);
  border: 1px solid rgba(255, 107, 138, 0.06);
}
.mt-video-card:hover {
  transform: translateY(-6px); box-shadow: var(--mt-shadow-lg);
  border-color: rgba(255, 107, 138, 0.2);
}
.mt-video-thumb {
  position: relative; overflow: hidden;
  aspect-ratio: 16/9; cursor: pointer;
}
.mt-video-thumb img { width: 100%; height: 100%; object-fit: cover; transition: var(--mt-transition); }
.mt-video-card:hover .mt-video-thumb img { transform: scale(1.05); }
.mt-video-play {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 56px; height: 56px; background: rgba(255, 107, 138, 0.9);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: var(--mt-transition);
}
.mt-video-thumb:hover .mt-video-play { opacity: 1; }
.mt-video-play::after {
  content: ""; width: 0; height: 0;
  border-left: 18px solid #fff; border-top: 11px solid transparent; border-bottom: 11px solid transparent;
  margin-left: 4px;
}
.mt-video-duration {
  position: absolute; bottom: 8px; right: 8px;
  background: rgba(0,0,0,0.75); color: #fff; padding: 2px 8px;
  border-radius: 4px; font-size: 0.75rem;
}
.mt-video-info { padding: 16px; }
.mt-video-info h3 { font-size: 1rem; margin-bottom: 8px; font-weight: 600; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.mt-video-meta { display: flex; align-items: center; gap: 16px; color: var(--mt-text-muted); font-size: 0.8rem; }
.mt-video-meta span { display: flex; align-items: center; gap: 4px; }
.mt-video-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.mt-video-tag {
  background: rgba(255, 107, 138, 0.08); color: var(--mt-primary);
  padding: 3px 10px; border-radius: 12px; font-size: 0.75rem;
}

/* === 分类模块网格 === */
.mt-category-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}
.mt-category-card {
  background: var(--mt-bg-card); border-radius: var(--mt-radius);
  padding: 28px; text-align: center; transition: var(--mt-transition);
  border: 1px solid rgba(255, 107, 138, 0.06);
}
.mt-category-card:hover {
  transform: translateY(-4px); border-color: var(--mt-primary);
  box-shadow: var(--mt-shadow);
}
.mt-category-icon {
  width: 64px; height: 64px; margin: 0 auto 16px;
  background: var(--mt-gradient); border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem;
}
.mt-category-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.mt-category-card p { color: var(--mt-text-sub); font-size: 0.9rem; line-height: 1.6; }

/* === 专家展示 === */
.mt-expert-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}
.mt-expert-card {
  background: var(--mt-bg-card); border-radius: var(--mt-radius);
  padding: 28px; display: flex; gap: 20px; align-items: flex-start;
  transition: var(--mt-transition); border: 1px solid rgba(255, 107, 138, 0.06);
}
.mt-expert-card:hover { border-color: var(--mt-primary); box-shadow: var(--mt-shadow); }
.mt-expert-avatar {
  width: 80px; height: 80px; border-radius: 50%; overflow: hidden; flex-shrink: 0;
  border: 3px solid rgba(255, 107, 138, 0.3);
}
.mt-expert-avatar img { width: 100%; height: 100%; object-fit: cover; }
.mt-expert-info h3 { font-size: 1.05rem; margin-bottom: 4px; }
.mt-expert-info .role { color: var(--mt-primary); font-size: 0.85rem; margin-bottom: 8px; }
.mt-expert-info p { color: var(--mt-text-sub); font-size: 0.85rem; line-height: 1.6; margin-bottom: 12px; }
.mt-expert-actions { display: flex; gap: 8px; }

/* === 合作品牌墙 === */
.mt-partner-wall {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 32px;
  padding: 20px 0;
}
.mt-partner-item {
  background: var(--mt-bg-card); border-radius: var(--mt-radius-sm);
  padding: 20px 32px; display: flex; align-items: center; justify-content: center;
  min-width: 160px; font-size: 1rem; font-weight: 600; color: var(--mt-text-sub);
  border: 1px solid rgba(255, 107, 138, 0.06); transition: var(--mt-transition);
}
.mt-partner-item:hover { border-color: var(--mt-primary); color: var(--mt-primary); }

/* === FAQ === */
.mt-faq-list { max-width: 800px; margin: 0 auto; }
.mt-faq-item {
  background: var(--mt-bg-card); border-radius: var(--mt-radius);
  margin-bottom: 12px; overflow: hidden;
  border: 1px solid rgba(255, 107, 138, 0.06);
}
.mt-faq-question {
  padding: 18px 24px; cursor: pointer; display: flex;
  justify-content: space-between; align-items: center;
  font-weight: 600; font-size: 1rem; transition: var(--mt-transition);
}
.mt-faq-question:hover { color: var(--mt-primary); }
.mt-faq-question::after { content: "+"; font-size: 1.4rem; color: var(--mt-primary); transition: var(--mt-transition); }
.mt-faq-item.active .mt-faq-question::after { content: "-"; }
.mt-faq-answer {
  max-height: 0; overflow: hidden; transition: max-height 0.4s ease;
  padding: 0 24px; color: var(--mt-text-sub); font-size: 0.95rem; line-height: 1.8;
}
.mt-faq-item.active .mt-faq-answer { max-height: 300px; padding: 0 24px 18px; }

/* === 用户评论 === */
.mt-review-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}
.mt-review-card {
  background: var(--mt-bg-card); border-radius: var(--mt-radius);
  padding: 24px; border: 1px solid rgba(255, 107, 138, 0.06);
  transition: var(--mt-transition);
}
.mt-review-card:hover { border-color: rgba(255, 107, 138, 0.2); }
.mt-review-header { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.mt-review-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--mt-gradient); display: flex; align-items: center;
  justify-content: center; font-weight: 700; color: #fff; font-size: 1.1rem;
}
.mt-review-name { font-weight: 600; font-size: 0.95rem; }
.mt-review-date { color: var(--mt-text-muted); font-size: 0.8rem; }
.mt-review-stars { color: var(--mt-accent); margin-bottom: 10px; font-size: 0.9rem; letter-spacing: 2px; }
.mt-review-text { color: var(--mt-text-sub); font-size: 0.9rem; line-height: 1.7; }

/* === 联系我们 === */
.mt-contact-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.mt-contact-card {
  background: var(--mt-bg-card); border-radius: var(--mt-radius);
  padding: 28px; text-align: center;
  border: 1px solid rgba(255, 107, 138, 0.06);
}
.mt-contact-card h4 { font-size: 1.05rem; margin-bottom: 12px; color: var(--mt-primary); }
.mt-contact-card p { color: var(--mt-text-sub); font-size: 0.9rem; line-height: 1.7; }

/* === 页脚 === */
.mt-footer {
  background: var(--mt-secondary); border-top: 1px solid rgba(255, 107, 138, 0.1);
  padding: 48px 0 24px;
}
.mt-footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px; margin-bottom: 36px;
}
.mt-footer-brand p { color: var(--mt-text-sub); font-size: 0.9rem; margin-top: 12px; line-height: 1.7; }
.mt-footer h4 { font-size: 1rem; margin-bottom: 16px; color: var(--mt-text-main); }
.mt-footer-links a { display: block; color: var(--mt-text-sub); font-size: 0.9rem; padding: 4px 0; }
.mt-footer-links a:hover { color: var(--mt-primary); }
.mt-footer-qr { display: flex; gap: 20px; }
.mt-footer-qr-item { text-align: center; }
.mt-footer-qr-item img { width: 100px; height: 100px; border-radius: var(--mt-radius-sm); margin-bottom: 6px; }
.mt-footer-qr-item span { font-size: 0.8rem; color: var(--mt-text-muted); }
.mt-footer-bottom {
  border-top: 1px solid rgba(255, 107, 138, 0.08); padding-top: 20px;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
}
.mt-footer-bottom p { color: var(--mt-text-muted); font-size: 0.85rem; }
.mt-footer-social { display: flex; gap: 12px; }
.mt-footer-social a {
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255, 107, 138, 0.1); display: flex;
  align-items: center; justify-content: center;
  color: var(--mt-primary); font-size: 0.85rem; font-weight: 700;
  transition: var(--mt-transition);
}
.mt-footer-social a:hover { background: var(--mt-primary); color: #fff; }

/* === 社交分享浮动按钮 === */
.mt-share-float {
  position: fixed; right: 20px; bottom: 100px; z-index: 999;
  display: flex; flex-direction: column; gap: 8px;
}
.mt-share-float a {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--mt-bg-card); border: 1px solid rgba(255, 107, 138, 0.15);
  display: flex; align-items: center; justify-content: center;
  color: var(--mt-primary); font-size: 0.8rem; font-weight: 700;
  transition: var(--mt-transition);
}
.mt-share-float a:hover { background: var(--mt-primary); color: #fff; transform: scale(1.1); }

/* === 回到顶部 === */
.mt-back-top {
  position: fixed; right: 20px; bottom: 40px; z-index: 999;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--mt-gradient); border: none;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; opacity: 0; visibility: hidden;
  transition: var(--mt-transition); color: #fff; font-size: 1.2rem;
}
.mt-back-top.visible { opacity: 1; visibility: visible; }
.mt-back-top:hover { transform: translateY(-3px); box-shadow: var(--mt-shadow-lg); }

/* === 面包屑 === */
.mt-breadcrumb {
  padding: 16px 0; font-size: 0.85rem; color: var(--mt-text-muted);
}
.mt-breadcrumb a { color: var(--mt-text-sub); }
.mt-breadcrumb a:hover { color: var(--mt-primary); }
.mt-breadcrumb span { margin: 0 8px; }

/* === 内页通用 === */
.mt-page-hero {
  padding: 100px 0 40px;
  background: linear-gradient(180deg, var(--mt-bg-deep) 0%, var(--mt-secondary) 100%);
  text-align: center;
}
.mt-page-hero h1 { font-size: 2.2rem; margin-bottom: 12px; }
.mt-page-hero p { color: var(--mt-text-sub); font-size: 1.05rem; max-width: 600px; margin: 0 auto; }

/* === How-To指南 === */
.mt-howto-steps {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px; counter-reset: step;
}
.mt-howto-step {
  background: var(--mt-bg-card); border-radius: var(--mt-radius);
  padding: 28px; text-align: center; position: relative;
  border: 1px solid rgba(255, 107, 138, 0.06);
}
.mt-howto-step::before {
  counter-increment: step; content: counter(step);
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--mt-gradient); color: #fff; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px; font-size: 1.1rem;
}
.mt-howto-step h4 { margin-bottom: 8px; }
.mt-howto-step p { color: var(--mt-text-sub); font-size: 0.9rem; }

/* === 社区功能模块 === */
.mt-community-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}
.mt-community-card {
  background: var(--mt-bg-card); border-radius: var(--mt-radius);
  padding: 24px; text-align: center; transition: var(--mt-transition);
  border: 1px solid rgba(255, 107, 138, 0.06);
}
.mt-community-card:hover { border-color: var(--mt-primary); transform: translateY(-3px); }
.mt-community-icon { font-size: 2rem; margin-bottom: 12px; }
.mt-community-card h4 { font-size: 0.95rem; margin-bottom: 6px; }
.mt-community-card p { color: var(--mt-text-sub); font-size: 0.82rem; }

/* === 数据统计条 === */
.mt-stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 24px; padding: 40px 0;
}
.mt-stat-item { text-align: center; }
.mt-stat-num {
  font-size: 2.2rem; font-weight: 800;
  background: var(--mt-gradient); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}
.mt-stat-label { color: var(--mt-text-sub); font-size: 0.9rem; margin-top: 4px; }

/* === 懒加载占位 === */
.mt-lazy { opacity: 0; transition: opacity 0.5s ease; }
.mt-lazy.loaded { opacity: 1; }

/* === 响应式设计 === */
@media (max-width: 1024px) {
  .mt-hero-content { grid-template-columns: 1fr; text-align: center; }
  .mt-hero-tags { justify-content: center; }
  .mt-footer-grid { grid-template-columns: 1fr 1fr; }
  .mt-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .mt-nav { display: none; position: fixed; top: 68px; left: 0; right: 0; bottom: 0; background: rgba(13,13,26,0.98); flex-direction: column; padding: 24px; gap: 4px; overflow-y: auto; }
  .mt-nav.open { display: flex; }
  .mt-nav a { padding: 14px 20px; font-size: 1rem; border-radius: var(--mt-radius-sm); }
  .mt-hamburger { display: flex; }
  .mt-hero-text h1 { font-size: 2rem; }
  .mt-section-title h2 { font-size: 1.6rem; }
  .mt-video-grid { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
  .mt-expert-grid { grid-template-columns: 1fr; }
  .mt-expert-card { flex-direction: column; align-items: center; text-align: center; }
  .mt-footer-grid { grid-template-columns: 1fr; }
  .mt-footer-bottom { flex-direction: column; text-align: center; }
  .mt-section { padding: 48px 0; }
  .mt-container { padding: 0 16px; }
}

@media (max-width: 480px) {
  .mt-hero-text h1 { font-size: 1.6rem; }
  .mt-video-grid { grid-template-columns: 1fr; }
  .mt-category-grid { grid-template-columns: 1fr 1fr; }
  .mt-community-grid { grid-template-columns: 1fr 1fr; }
  .mt-howto-steps { grid-template-columns: 1fr; }
  .mt-stats { grid-template-columns: 1fr 1fr; gap: 16px; }
  .mt-stat-num { font-size: 1.6rem; }
}

/* === 动画 === */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
.mt-animate { animation: fadeInUp 0.6s ease forwards; }
.mt-animate-delay-1 { animation-delay: 0.1s; }
.mt-animate-delay-2 { animation-delay: 0.2s; }
.mt-animate-delay-3 { animation-delay: 0.3s; }


/* === H5 Video元素样式 === */
.mt-h5-video {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  object-fit: cover; z-index: 0;
}
.mt-video-poster {
  position: relative; z-index: 1;
}
.mt-video-thumb:hover .mt-video-poster { opacity: 0.85; }

/* === 面包屑导航栏 === */
.mt-breadcrumb-bar {
  background: var(--mt-secondary);
  padding: 10px 0;
  font-size: 0.85rem;
  border-bottom: 1px solid rgba(255, 107, 138, 0.08);
}
.mt-breadcrumb-bar a {
  color: var(--mt-text-sub);
}
.mt-breadcrumb-bar a:hover {
  color: var(--mt-primary);
}
.mt-breadcrumb-bar span {
  margin: 0 8px;
  color: var(--mt-text-muted);
}

/* === 视频发布日期 === */
.mt-video-date {
  font-size: 0.75rem;
  color: var(--mt-text-muted);
  margin-top: 6px;
}