/* ================================================
   玩物社区 - 主样式文件
   品牌色：#FF2D78 (玩物社区粉) / #7B2FBE (深紫) / #FF6B35 (活力橙)
   ================================================ */

/* ---- CSS变量 ---- */
:root {
  --brand-pink: #FF2D78;
  --brand-purple: #7B2FBE;
  --brand-orange: #FF6B35;
  --brand-gradient: linear-gradient(135deg, #FF2D78 0%, #7B2FBE 100%);
  --brand-gradient-h: linear-gradient(90deg, #FF2D78 0%, #7B2FBE 100%);
  --dark-bg: #0D0D1A;
  --dark-card: #161628;
  --dark-border: #2A2A45;
  --text-primary: #FFFFFF;
  --text-secondary: #B8B8D0;
  --text-muted: #7070A0;
  --shadow-glow: 0 0 30px rgba(255,45,120,0.25);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}

/* ---- 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','Helvetica Neue',Arial,sans-serif;
  background:var(--dark-bg);
  color:var(--text-primary);
  line-height:1.6;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;height:auto;display:block;}
ul,ol{list-style:none;}
button{cursor:pointer;border:none;background:none;font-family:inherit;}

/* ---- 滚动条 ---- */
::-webkit-scrollbar{width:6px;}
::-webkit-scrollbar-track{background:#0D0D1A;}
::-webkit-scrollbar-thumb{background:var(--brand-pink);border-radius:3px;}

/* ---- 通用容器 ---- */
.container{max-width:1280px;margin:0 auto;padding:0 20px;}
.section{padding:70px 0;}
.section-title{
  font-size:2rem;font-weight:700;margin-bottom:10px;
  background:var(--brand-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.x99my{color:var(--text-secondary);margin-bottom:40px;font-size:1rem;}
.mpp31ko{text-align:center;margin-bottom:50px;}
.mpp31ko .section-title{display:inline-block;}

/* ---- 渐变文字 ---- */
.gradient-text{
  background:var(--brand-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}

/* ---- 按钮 ---- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 28px;border-radius:50px;font-size:0.95rem;font-weight:600;
  transition:var(--transition);cursor:pointer;
}
.btn-primary{
  background:var(--brand-gradient);color:#fff;
  box-shadow:0 4px 20px rgba(255,45,120,0.4);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(255,45,120,0.55);}
.btn-outline{
  border:2px solid var(--brand-pink);color:var(--brand-pink);
}
.btn-outline:hover{background:var(--brand-pink);color:#fff;}
.btn-ghost{color:var(--text-secondary);border:1px solid var(--dark-border);}
.btn-ghost:hover{border-color:var(--brand-pink);color:var(--brand-pink);}
.btn-sm{padding:8px 18px;font-size:0.85rem;}

/* ================================================
   顶部公告条
   ================================================ */
.yuciz{
  background:var(--brand-gradient);padding:8px 0;text-align:center;
  font-size:0.82rem;font-weight:500;letter-spacing:0.5px;
}
.yuciz a{color:#fff;text-decoration:underline;}

/* ================================================
   导航栏
   ================================================ */
.navbar{
  position:sticky;top:0;z-index:1000;
  background:rgba(13,13,26,0.95);backdrop-filter:blur(20px);
  border-bottom:1px solid var(--dark-border);
  padding:0 20px;
}
.navbar-inner{
  max-width:1280px;margin:0 auto;
  display:flex;align-items:center;gap:20px;height:68px;
}
.navbar-brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.navbar-logo{width:38px;height:38px;border-radius:10px;object-fit:contain;}
.navbar-name{
  font-size:1.25rem;font-weight:800;
  background:var(--brand-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.navbar-nav{display:flex;align-items:center;gap:4px;flex:1;justify-content:center;}
.navbar-nav a{
  padding:8px 14px;border-radius:8px;font-size:0.92rem;font-weight:500;
  color:var(--text-secondary);transition:var(--transition);white-space:nowrap;
}
.navbar-nav a:hover,.navbar-nav a.active{color:#fff;background:rgba(255,45,120,0.15);}
.navbar-nav a.active{color:var(--brand-pink);}

/* 搜索框 */
.navbar-search{
  display:flex;align-items:center;gap:0;
  background:var(--dark-card);border:1px solid var(--dark-border);
  border-radius:50px;overflow:hidden;flex-shrink:0;
}
.navbar-search input{
  background:transparent;border:none;outline:none;
  padding:8px 16px;color:#fff;font-size:0.88rem;width:180px;
}
.navbar-search input::placeholder{color:var(--text-muted);}
.navbar-search button{
  background:var(--brand-gradient);border:none;padding:8px 16px;
  color:#fff;font-size:0.9rem;cursor:pointer;transition:var(--transition);
}
.navbar-search button:hover{opacity:0.85;}

/* 汉堡菜单 */
.navbar-toggle{display:none;flex-direction:column;gap:5px;padding:8px;}
.navbar-toggle span{width:22px;height:2px;background:#fff;border-radius:2px;transition:var(--transition);}

/* 移动端菜单 */
.mobile-menu{
  display:none;position:fixed;top:68px;left:0;right:0;bottom:0;
  background:rgba(13,13,26,0.98);z-index:999;
  flex-direction:column;align-items:center;justify-content:center;gap:24px;
  padding:40px 20px;
}
.mobile-menu.open{display:flex;}
.mobile-menu a{font-size:1.3rem;font-weight:600;color:var(--text-secondary);}
.mobile-menu a:hover{color:var(--brand-pink);}

/* ================================================
   搜索弹窗（JS控制）
   ================================================ */
.search-overlay{
  display:none;position:fixed;inset:0;z-index:2000;
  background:rgba(0,0,0,0.85);backdrop-filter:blur(10px);
  align-items:flex-start;justify-content:center;padding-top:100px;
}
.search-overlay.open{display:flex;}
.search-box{
  background:var(--dark-card);border:1px solid var(--dark-border);
  border-radius:var(--radius-lg);padding:30px;width:100%;max-width:600px;
}
.search-box-inner{display:flex;gap:10px;}
.search-box input{
  flex:1;background:var(--dark-bg);border:1px solid var(--dark-border);
  border-radius:50px;padding:12px 20px;color:#fff;font-size:1rem;outline:none;
}
.search-box input:focus{border-color:var(--brand-pink);}
.l6fxp4ce{margin-top:16px;font-size:0.85rem;color:var(--text-muted);}
.l6fxp4ce span{
  display:inline-block;margin:4px;padding:4px 12px;
  background:var(--dark-bg);border:1px solid var(--dark-border);
  border-radius:50px;cursor:pointer;transition:var(--transition);
}
.l6fxp4ce span:hover{border-color:var(--brand-pink);color:var(--brand-pink);}

/* ================================================
   Hero Banner
   ================================================ */
.hero{
  position:relative;min-height:580px;display:flex;align-items:center;
  overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;
  background:linear-gradient(135deg,#0D0D1A 0%,#1A0A2E 50%,#0D0D1A 100%);
}
.hero-bg img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  opacity:0.35;
}
.hero-bg::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(13,13,26,0.9) 0%,rgba(13,13,26,0.3) 60%,transparent 100%);
}
.hero-content{
  position:relative;z-index:2;max-width:1280px;margin:0 auto;padding:80px 20px;
  width:100%;
}
.mb9810di{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(255,45,120,0.15);border:1px solid rgba(255,45,120,0.3);
  border-radius:50px;padding:6px 16px;font-size:0.82rem;color:var(--brand-pink);
  margin-bottom:20px;
}
.mb9810di::before{content:'●';font-size:0.6rem;animation:pulse 1.5s infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:0.3;}}
.hero h1{
  font-size:clamp(2.2rem,5vw,3.8rem);font-weight:900;line-height:1.15;
  margin-bottom:18px;
}
.hero-desc{
  font-size:1.1rem;color:var(--text-secondary);max-width:520px;
  margin-bottom:32px;line-height:1.7;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.hero-stats{
  display:flex;gap:40px;margin-top:50px;flex-wrap:wrap;
}
.hero-stat-item{text-align:center;}
.hero-stat-num{
  font-size:2rem;font-weight:800;
  background:var(--brand-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.hero-stat-label{font-size:0.82rem;color:var(--text-muted);margin-top:4px;}

/* 浮动视频卡 */
.hero-video-float{
  position:absolute;right:5%;top:50%;transform:translateY(-50%);
  width:340px;background:var(--dark-card);border-radius:var(--radius-lg);
  overflow:hidden;border:1px solid var(--dark-border);
  box-shadow:var(--shadow-glow);z-index:3;
}
.hero-video-float img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.hero-video-info{padding:14px 16px;}
.hero-video-info h4{font-size:0.95rem;font-weight:600;margin-bottom:6px;}
.hero-video-meta{display:flex;gap:12px;font-size:0.8rem;color:var(--text-muted);}

/* ================================================
   视频卡片网格
   ================================================ */
.video-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(280px,1fr));
  gap:22px;
}
.video-card{
  background:var(--dark-card);border-radius:var(--radius-md);
  overflow:hidden;border:1px solid var(--dark-border);
  transition:var(--transition);cursor:pointer;
}
.video-card:hover{transform:translateY(-5px);border-color:var(--brand-pink);box-shadow:var(--shadow-glow);}
.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(1.05);}
.video-play-btn{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  background:rgba(0,0,0,0.3);opacity:0;transition:var(--transition);
}
.video-card:hover .video-play-btn{opacity:1;}
.video-play-btn svg{width:52px;height:52px;filter:drop-shadow(0 2px 8px rgba(0,0,0,0.5));}
.video-duration{
  position:absolute;bottom:8px;right:8px;
  background:rgba(0,0,0,0.75);color:#fff;font-size:0.75rem;
  padding:2px 7px;border-radius:4px;
}
.d42dkb{
  position:absolute;top:8px;left:8px;
  background:var(--brand-gradient);color:#fff;font-size:0.72rem;
  padding:3px 10px;border-radius:50px;font-weight:600;
}
.video-info{padding:14px 16px;}
.video-title{
  font-size:0.95rem;font-weight:600;line-height:1.4;
  margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.video-meta{
  display:flex;align-items:center;justify-content:space-between;
  font-size:0.8rem;color:var(--text-muted);
}
.video-author{display:flex;align-items:center;gap:6px;}
.video-author img{width:22px;height:22px;border-radius:50%;object-fit:cover;}
.video-stats{display:flex;gap:12px;}
.video-stats span{display:flex;align-items:center;gap:3px;}

/* ================================================
   分类标签栏
   ================================================ */
.category-tabs{
  display:flex;gap:10px;overflow-x:auto;padding-bottom:4px;
  scrollbar-width:none;-ms-overflow-style:none;margin-bottom:30px;
}
.category-tabs::-webkit-scrollbar{display:none;}
.cat-tab{
  flex-shrink:0;padding:8px 20px;border-radius:50px;font-size:0.88rem;font-weight:500;
  background:var(--dark-card);border:1px solid var(--dark-border);
  color:var(--text-secondary);transition:var(--transition);cursor:pointer;
}
.cat-tab:hover,.cat-tab.active{
  background:var(--brand-gradient);border-color:transparent;color:#fff;
}

/* ================================================
   专家/团队卡片
   ================================================ */
.expert-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:24px;
}
.expert-card{
  background:var(--dark-card);border-radius:var(--radius-lg);
  padding:28px 20px;text-align:center;border:1px solid var(--dark-border);
  transition:var(--transition);
}
.expert-card:hover{border-color:var(--brand-pink);transform:translateY(-4px);box-shadow:var(--shadow-glow);}
.expert-avatar{
  width:90px;height:90px;border-radius:50%;object-fit:cover;
  margin:0 auto 16px;border:3px solid transparent;
  background:var(--brand-gradient);
  padding:3px;
}
.expert-avatar img{width:100%;height:100%;border-radius:50%;object-fit:cover;}
.expert-name{font-size:1.1rem;font-weight:700;margin-bottom:4px;}
.expert-role{
  font-size:0.82rem;color:var(--brand-pink);margin-bottom:10px;font-weight:500;
}
.expert-desc{font-size:0.85rem;color:var(--text-secondary);line-height:1.6;margin-bottom:16px;}
.expert-tags{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin-bottom:16px;}
.expert-tag{
  font-size:0.75rem;padding:3px 10px;border-radius:50px;
  background:rgba(255,45,120,0.1);color:var(--brand-pink);border:1px solid rgba(255,45,120,0.2);
}
.expert-actions{display:flex;gap:8px;justify-content:center;}

/* ================================================
   合作品牌Logo墙
   ================================================ */
.partner-wall{
  display:flex;flex-wrap:wrap;gap:16px;justify-content:center;align-items:center;
}
.partner-logo{
  background:var(--dark-card);border:1px solid var(--dark-border);
  border-radius:var(--radius-sm);padding:16px 28px;
  font-size:0.9rem;font-weight:600;color:var(--text-secondary);
  transition:var(--transition);
}
.partner-logo:hover{border-color:var(--brand-pink);color:#fff;}

/* ================================================
   FAQ
   ================================================ */
.faq-list{max-width:800px;margin:0 auto;}
.faq-item{
  background:var(--dark-card);border:1px solid var(--dark-border);
  border-radius:var(--radius-md);margin-bottom:12px;overflow:hidden;
}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 22px;cursor:pointer;font-weight:600;font-size:0.97rem;
  transition:var(--transition);
}
.faq-q:hover{color:var(--brand-pink);}
.faq-q .faq-icon{
  width:22px;height:22px;border-radius:50%;
  background:rgba(255,45,120,0.15);color:var(--brand-pink);
  display:flex;align-items:center;justify-content:center;
  font-size:1rem;flex-shrink:0;transition:var(--transition);
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--brand-pink);color:#fff;}
.faq-a{
  display:none;padding:0 22px 18px;color:var(--text-secondary);
  font-size:0.92rem;line-height:1.7;
}
.faq-item.open .faq-a{display:block;}

/* ================================================
   用户评价
   ================================================ */
.reviews-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;
}
.eoyuj{
  background:var(--dark-card);border:1px solid var(--dark-border);
  border-radius:var(--radius-md);padding:22px;transition:var(--transition);
}
.eoyuj:hover{border-color:var(--brand-pink);}
.review-header{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.review-avatar{
  width:44px;height:44px;border-radius:50%;
  background:var(--brand-gradient);display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:1rem;color:#fff;flex-shrink:0;
}
.review-user{font-weight:600;font-size:0.95rem;}
.review-date{font-size:0.78rem;color:var(--text-muted);}
.review-stars{color:#FFB800;font-size:0.9rem;margin-bottom:10px;}
.review-text{font-size:0.9rem;color:var(--text-secondary);line-height:1.65;}
.review-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px;}
.review-tag{
  font-size:0.75rem;padding:3px 10px;border-radius:50px;
  background:rgba(123,47,190,0.15);color:#A855F7;
}

/* ================================================
   联系我们
   ================================================ */
.contact-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px;
}
.fpavey4{
  background:var(--dark-card);border:1px solid var(--dark-border);
  border-radius:var(--radius-lg);padding:28px;text-align:center;
}
.contact-icon{
  width:56px;height:56px;border-radius:var(--radius-md);
  background:var(--brand-gradient);display:flex;align-items:center;justify-content:center;
  font-size:1.5rem;margin:0 auto 16px;
}
.contact-label{font-size:0.82rem;color:var(--text-muted);margin-bottom:6px;}
.contact-value{font-size:1rem;font-weight:600;}
.qr-img{width:120px;height:120px;margin:12px auto 0;border-radius:var(--radius-sm);object-fit:cover;}

/* ================================================
   社交分享
   ================================================ */
.share-bar{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
}
.share-btn{
  display:flex;align-items:center;gap:6px;
  padding:9px 18px;border-radius:50px;font-size:0.85rem;font-weight:500;
  border:1px solid var(--dark-border);color:var(--text-secondary);
  transition:var(--transition);
}
.share-btn:hover{border-color:var(--brand-pink);color:var(--brand-pink);}
.share-btn.wechat:hover{border-color:#07C160;color:#07C160;}
.share-btn.weibo:hover{border-color:#E6162D;color:#E6162D;}
.share-btn.douyin:hover{border-color:#FE2C55;color:#FE2C55;}
.share-btn.bilibili:hover{border-color:#00A1D6;color:#00A1D6;}

/* ================================================
   How-To 加入社区
   ================================================ */
.howto-steps{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:24px;
  counter-reset:step;
}
.howto-step{
  background:var(--dark-card);border:1px solid var(--dark-border);
  border-radius:var(--radius-md);padding:24px 20px;text-align:center;
  position:relative;counter-increment:step;
}
.howto-step::before{
  content:counter(step);
  position:absolute;top:-14px;left:50%;transform:translateX(-50%);
  width:28px;height:28px;border-radius:50%;
  background:var(--brand-gradient);color:#fff;font-weight:700;font-size:0.85rem;
  display:flex;align-items:center;justify-content:center;
}
.howto-icon{font-size:2rem;margin-bottom:12px;}
.howto-title{font-weight:600;margin-bottom:8px;}
.howto-desc{font-size:0.85rem;color:var(--text-secondary);}

/* ================================================
   AI赋能模块
   ================================================ */
.ai-features{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:20px;
}
.ai-card{
  background:var(--dark-card);border:1px solid var(--dark-border);
  border-radius:var(--radius-md);padding:24px;
  transition:var(--transition);position:relative;overflow:hidden;
}
.ai-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:var(--brand-gradient);
}
.ai-card:hover{transform:translateY(-4px);border-color:var(--brand-purple);}
.ai-card-icon{font-size:2rem;margin-bottom:14px;}
.ai-card-title{font-size:1rem;font-weight:700;margin-bottom:8px;}
.ai-card-desc{font-size:0.85rem;color:var(--text-secondary);line-height:1.6;}

/* ================================================
   直播/社区功能
   ================================================ */
.live-section{
  background:linear-gradient(135deg,rgba(255,45,120,0.08) 0%,rgba(123,47,190,0.08) 100%);
  border:1px solid rgba(255,45,120,0.15);border-radius:var(--radius-lg);
  padding:50px 40px;
}
.live-features{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:20px;
  margin-top:30px;
}
.live-feature{
  text-align:center;padding:20px;
  border-radius:var(--radius-md);background:rgba(255,255,255,0.04);
  transition:var(--transition);
}
.live-feature:hover{background:rgba(255,45,120,0.1);}
.live-feature-icon{font-size:1.8rem;margin-bottom:10px;}
.live-feature-name{font-size:0.9rem;font-weight:600;margin-bottom:6px;}
.live-feature-desc{font-size:0.8rem;color:var(--text-muted);}

/* ================================================
   页脚
   ================================================ */
.footer{
  background:#080810;border-top:1px solid var(--dark-border);
  padding:60px 0 30px;
}
.footer-grid{
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:50px;
}
.footer-brand .navbar-name{font-size:1.4rem;margin-bottom:14px;display:block;}
.footer-brand p{font-size:0.88rem;color:var(--text-secondary);line-height:1.7;margin-bottom:20px;}
.footer-social{display:flex;gap:10px;}
.footer-social a{
  width:36px;height:36px;border-radius:8px;
  background:var(--dark-card);border:1px solid var(--dark-border);
  display:flex;align-items:center;justify-content:center;
  font-size:0.9rem;color:var(--text-secondary);transition:var(--transition);
}
.footer-social a:hover{background:var(--brand-gradient);border-color:transparent;color:#fff;}
.footer-col h4{font-size:0.95rem;font-weight:700;margin-bottom:18px;color:#fff;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{font-size:0.88rem;color:var(--text-secondary);transition:var(--transition);}
.footer-col ul li a:hover{color:var(--brand-pink);}
.footer-qr{display:flex;gap:20px;margin-top:20px;}
.footer-qr-item{text-align:center;}
.footer-qr-item img{width:90px;height:90px;border-radius:var(--radius-sm);margin-bottom:6px;}
.footer-qr-item span{font-size:0.75rem;color:var(--text-muted);}
.footer-bottom{
  border-top:1px solid var(--dark-border);padding-top:24px;
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;
  font-size:0.82rem;color:var(--text-muted);
}
.footer-bottom a{color:var(--text-muted);transition:var(--transition);}
.footer-bottom a:hover{color:var(--brand-pink);}

/* ================================================
   面包屑
   ================================================ */
.kpyeon1f{
  display:flex;align-items:center;gap:8px;
  font-size:0.85rem;color:var(--text-muted);
  padding:16px 0;
}
.kpyeon1f a{color:var(--text-muted);transition:var(--transition);}
.kpyeon1f a:hover{color:var(--brand-pink);}
.kpyeon1f .daici75{opacity:0.4;}
.kpyeon1f .current{color:var(--text-primary);}

/* ================================================
   内页 Hero
   ================================================ */
.y1p1q{
  background:linear-gradient(135deg,#0D0D1A 0%,#1A0A2E 100%);
  padding:60px 0 40px;border-bottom:1px solid var(--dark-border);
}
.y1p1q h1{font-size:2.2rem;font-weight:800;margin-bottom:10px;}
.y1p1q p{color:var(--text-secondary);font-size:1rem;}

/* ================================================
   视频播放页
   ================================================ */
.video-player-wrap{
  background:#000;border-radius:var(--radius-md);overflow:hidden;
  aspect-ratio:16/9;width:100%;
}
.video-player-wrap video,.video-player-wrap iframe{
  width:100%;height:100%;border:none;
}
.video-detail-grid{
  display:grid;grid-template-columns:1fr 340px;gap:28px;margin-top:28px;
}
.video-detail-info h1{font-size:1.5rem;font-weight:700;margin-bottom:12px;}
.video-detail-meta{
  display:flex;align-items:center;gap:20px;margin-bottom:16px;
  font-size:0.88rem;color:var(--text-muted);flex-wrap:wrap;
}
.video-detail-actions{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:20px;}
.tjghdf65{
  background:var(--dark-card);border-radius:var(--radius-md);padding:18px;
  font-size:0.9rem;color:var(--text-secondary);line-height:1.7;
}
.video-sidebar h3{font-size:1rem;font-weight:700;margin-bottom:16px;}
.sidebar-video{
  display:flex;gap:12px;margin-bottom:14px;cursor:pointer;
  padding:10px;border-radius:var(--radius-sm);transition:var(--transition);
}
.sidebar-video:hover{background:var(--dark-card);}
.sidebar-video img{width:120px;height:68px;object-fit:cover;border-radius:6px;flex-shrink:0;}
.sidebar-video-info{flex:1;}
.sidebar-video-title{font-size:0.85rem;font-weight:500;line-height:1.4;margin-bottom:4px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.sidebar-video-meta{font-size:0.78rem;color:var(--text-muted);}

/* ================================================
   标签页/Tab
   ================================================ */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--dark-border);margin-bottom:28px;}
.tab-btn{
  padding:10px 20px;font-size:0.9rem;font-weight:500;
  color:var(--text-secondary);border-bottom:2px solid transparent;
  transition:var(--transition);cursor:pointer;
}
.tab-btn:hover{color:#fff;}
.tab-btn.active{color:var(--brand-pink);border-bottom-color:var(--brand-pink);}
.tab-panel{display:none;}
.tab-panel.active{display:block;}

/* ================================================
   分页
   ================================================ */
.pagination{
  display:flex;align-items:center;justify-content:center;gap:8px;
  margin-top:40px;
}
.page-btn{
  width:38px;height:38px;border-radius:8px;
  background:var(--dark-card);border:1px solid var(--dark-border);
  display:flex;align-items:center;justify-content:center;
  font-size:0.9rem;color:var(--text-secondary);transition:var(--transition);cursor:pointer;
}
.page-btn:hover,.page-btn.active{background:var(--brand-gradient);border-color:transparent;color:#fff;}

/* ================================================
   通知/Toast
   ================================================ */
.toast{
  position:fixed;bottom:30px;right:30px;z-index:9999;
  background:var(--dark-card);border:1px solid var(--brand-pink);
  border-radius:var(--radius-md);padding:14px 20px;
  font-size:0.9rem;color:#fff;
  transform:translateY(100px);opacity:0;transition:var(--transition);
  pointer-events:none;
}
.toast.show{transform:translateY(0);opacity:1;}

/* ================================================
   加载动画
   ================================================ */
.loading-spinner{
  width:40px;height:40px;border-radius:50%;
  border:3px solid var(--dark-border);border-top-color:var(--brand-pink);
  animation:spin 0.8s linear infinite;margin:40px auto;
}
@keyframes spin{to{transform:rotate(360deg);}}

/* ================================================
   响应式
   ================================================ */
@media(max-width:1024px){
  .hero-video-float{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .video-detail-grid{grid-template-columns:1fr;}
}
@media(max-width:768px){
  .navbar-nav{display:none;}
  .navbar-search{display:none;}
  .navbar-toggle{display:flex;}
  .hero{min-height:420px;}
  .hero h1{font-size:2rem;}
  .hero-stats{gap:24px;}
  .section{padding:50px 0;}
  .section-title{font-size:1.6rem;}
  .footer-grid{grid-template-columns:1fr;}
  .live-section{padding:30px 20px;}
  .video-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));}
}
@media(max-width:480px){
  .hero h1{font-size:1.7rem;}
  .hero-actions{flex-direction:column;}
  .btn{width:100%;justify-content:center;}
  .video-grid{grid-template-columns:1fr;}
  .expert-grid{grid-template-columns:1fr 1fr;}
  .reviews-grid{grid-template-columns:1fr;}
}

/* ================================================
   懒加载占位
   ================================================ */
img[data-src]{background:var(--dark-card);}
.lazy-placeholder{
  background:linear-gradient(90deg,var(--dark-card) 25%,var(--dark-border) 50%,var(--dark-card) 75%);
  background-size:200% 100%;
  animation:shimmer 1.5s infinite;
}
@keyframes shimmer{0%{background-position:200% 0;}100%{background-position:-200% 0;}}

/* ================================================
   辅助类
   ================================================ */
.text-center{text-align:center;}
.text-muted{color:var(--text-muted);}
.mt-10{margin-top:10px;}.mt-20{margin-top:20px;}.mt-30{margin-top:30px;}.mt-40{margin-top:40px;}
.mb-10{margin-bottom:10px;}.mb-20{margin-bottom:20px;}.mb-30{margin-bottom:30px;}
.flex{display:flex;}.flex-center{display:flex;align-items:center;justify-content:center;}
.gap-10{gap:10px;}.gap-20{gap:20px;}
.hidden{display:none!important;}
.show-mobile{display:none;}
@media(max-width:768px){.hide-mobile{display:none!important;}.show-mobile{display:block;}}

/* ================================================
   视频标签SEO强化
   ================================================ */
.jgl905n{
  display:inline-flex;align-items:center;gap:4px;
  background:rgba(255,45,120,0.12);color:var(--brand-pink);
  font-size:0.78rem;padding:3px 10px;border-radius:50px;
  border:1px solid rgba(255,45,120,0.2);
}
.jgl905n::before{content:'▶';font-size:0.65rem;}