/* ============================================
   巨乳 - 动物写真与视频社区 全站样式表
   品牌色: #10B981 (翡翠绿) / #14B8A6 (青绿)
   域名: nogytn.cn
   百度SEO EEAT优化版
   ============================================ */

/* === 基础重置 === */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","WenQuanYi Micro Hei",sans-serif;color:#1a1a2e;background:#f8fffe;line-height:1.7}
a{text-decoration:none;color:inherit;transition:color .3s}
a:hover{color:#10B981}
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}

/* === 干扰标签隐藏 === */
.jrb-wrap{position:absolute;width:0;height:0;overflow:hidden;opacity:0;pointer-events:none;z-index:-9999}

/* === 顶部导航 === */
.site-header{background:#fff;box-shadow:0 2px 12px rgba(16,185,129,.08);position:sticky;top:0;z-index:1000}
.header-inner{max-width:1280px;margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between;height:68px}
.logo-link{display:flex;align-items:center;gap:10px}
.logo-link img{height:42px;width:auto}
.logo-text{font-size:22px;font-weight:800;color:#10B981}
.main-nav{display:flex;gap:6px}
.main-nav a{padding:8px 16px;border-radius:8px;font-size:15px;font-weight:500;color:#333;transition:all .3s}
.main-nav a:hover,.main-nav a.active{background:linear-gradient(135deg,#10B981,#14B8A6);color:#fff}
.mobile-menu-btn{display:none;background:none;border:none;font-size:28px;color:#10B981;cursor:pointer}

/* === 搜索框 === */
.search-bar{background:linear-gradient(135deg,#10B981 0%,#14B8A6 100%);padding:14px 0}
.search-bar-inner{max-width:680px;margin:0 auto;padding:0 20px;display:flex;gap:10px}
.search-bar input{flex:1;padding:10px 18px;border:none;border-radius:25px;font-size:15px;outline:none;background:#fff}
.search-bar button{padding:10px 28px;border:none;border-radius:25px;background:#fff;color:#10B981;font-weight:700;font-size:15px;cursor:pointer;transition:all .3s}
.search-bar button:hover{background:#065f46;color:#fff}

/* === Banner区域 === */
.hero-banner{position:relative;height:520px;overflow:hidden;display:flex;align-items:center;justify-content:center}
.hero-banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(16,185,129,.75),rgba(20,184,166,.6))}
.hero-content{position:relative;z-index:2;text-align:center;color:#fff;padding:0 20px;max-width:800px}
.hero-content h1{font-size:42px;margin-bottom:16px;text-shadow:0 2px 8px rgba(0,0,0,.2)}
.hero-content p{font-size:18px;line-height:1.8;margin-bottom:24px;opacity:.95}
.hero-content .hero-tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.hero-content .hero-tags span{background:rgba(255,255,255,.2);padding:6px 16px;border-radius:20px;font-size:14px;backdrop-filter:blur(4px)}
.hero-btn{display:inline-block;padding:14px 36px;background:#fff;color:#10B981;border-radius:30px;font-weight:700;font-size:16px;margin-top:20px;transition:all .3s;box-shadow:0 4px 15px rgba(0,0,0,.15)}
.hero-btn:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(0,0,0,.2);color:#065f46}

/* === 通用容器 === */
.container{max-width:1280px;margin:0 auto;padding:0 20px}
.section{padding:60px 0}
.section-alt{background:#f0fdf9}
.section-title{text-align:center;margin-bottom:40px}
.section-title h2{font-size:32px;color:#1a1a2e;margin-bottom:10px}
.section-title h2 em{font-style:normal;color:#10B981}
.section-title p{color:#666;font-size:16px;max-width:700px;margin:0 auto}

/* === 面包屑 === */
.breadcrumb{padding:12px 0;font-size:14px;color:#888}
.breadcrumb a{color:#10B981}
.breadcrumb span{margin:0 6px;color:#ccc}

/* === 视频卡片网格 === */
.video-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.video-card{background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,.06);transition:all .3s;cursor:pointer}
.video-card:hover{transform:translateY(-6px);box-shadow:0 12px 35px rgba(16,185,129,.15)}
.video-thumb{position:relative;padding-top:56.25%;overflow:hidden}
.video-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s;z-index:1}
.video-thumb video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.video-card:hover .video-thumb img{transform:scale(1.08)}
.video-play-btn{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s;background:rgba(0,0,0,.3);z-index:2}
.video-card:hover .video-play-btn{opacity:1}
.video-play-btn i{width:56px;height:56px;background:rgba(16,185,129,.9);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:22px}
.video-play-btn i::after{content:"";display:block;width:0;height:0;border-left:18px solid #fff;border-top:11px solid transparent;border-bottom:11px solid transparent;margin-left:4px}
.video-duration{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.75);color:#fff;padding:2px 8px;border-radius:4px;font-size:12px;font-weight:600;z-index:3}
.video-info{padding:16px}
.video-info h3{font-size:16px;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-meta{display:flex;gap:14px;font-size:13px;color:#999}
.video-meta span{display:flex;align-items:center;gap:4px}
.video-tag{display:inline-block;padding:3px 10px;background:#ecfdf5;color:#10B981;border-radius:12px;font-size:12px;margin-top:8px;margin-right:4px}

/* === 专家卡片 === */
.expert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.expert-card{background:#fff;border-radius:16px;padding:30px 20px;text-align:center;box-shadow:0 4px 20px rgba(0,0,0,.06);transition:all .3s}
.expert-card:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(16,185,129,.12)}
.expert-card img{width:100px;height:100px;border-radius:50%;object-fit:cover;margin:0 auto 16px;border:3px solid #10B981}
.expert-card h4{font-size:18px;margin-bottom:4px}
.expert-card .expert-role{color:#10B981;font-size:14px;margin-bottom:10px}
.expert-card p{font-size:13px;color:#666;line-height:1.6;margin-bottom:14px}
.expert-card .expert-btns{display:flex;gap:8px;justify-content:center}
.expert-card .expert-btns a{padding:6px 16px;border-radius:20px;font-size:13px;border:1px solid #10B981;color:#10B981;transition:all .3s}
.expert-card .expert-btns a:hover{background:#10B981;color:#fff}

/* === FAQ === */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#fff;border-radius:12px;margin-bottom:12px;box-shadow:0 2px 10px rgba(0,0,0,.04);overflow:hidden}
.faq-question{padding:18px 24px;font-weight:600;font-size:16px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:background .3s}
.faq-question:hover{background:#f0fdf9}
.faq-question::after{content:"+";font-size:22px;color:#10B981;transition:transform .3s}
.faq-item.active .faq-question::after{transform:rotate(45deg)}
.faq-answer{padding:0 24px;max-height:0;overflow:hidden;transition:all .4s ease;color:#555;font-size:15px;line-height:1.8}
.faq-item.active .faq-answer{padding:0 24px 18px;max-height:500px}

/* === 用户评论 === */
.review-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.review-card{background:#fff;border-radius:16px;padding:24px;box-shadow:0 4px 20px rgba(0,0,0,.06)}
.review-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.review-avatar{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,#10B981,#14B8A6);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:18px;flex-shrink:0}
.review-name{font-weight:600;font-size:15px}
.review-date{font-size:12px;color:#999}
.review-stars{color:#f59e0b;font-size:14px;margin-bottom:8px}
.review-text{color:#555;font-size:14px;line-height:1.7}

/* === 社区模块 === */
.community-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.community-card{background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,.06);transition:all .3s}
.community-card:hover{transform:translateY(-4px)}
.community-card img{width:100%;height:200px;object-fit:cover}
.community-card .card-body{padding:20px}
.community-card h3{font-size:18px;margin-bottom:8px}
.community-card p{font-size:14px;color:#666;line-height:1.6}
.community-card .card-stats{display:flex;gap:16px;margin-top:12px;font-size:13px;color:#999}

/* === AI赋能模块 === */
.ai-features{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ai-feature-card{background:linear-gradient(135deg,#f0fdf9,#ecfdf5);border-radius:16px;padding:30px;text-align:center;border:1px solid #d1fae5;transition:all .3s}
.ai-feature-card:hover{border-color:#10B981;box-shadow:0 8px 30px rgba(16,185,129,.12)}
.ai-feature-card .ai-icon{width:64px;height:64px;margin:0 auto 16px;background:linear-gradient(135deg,#10B981,#14B8A6);border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:28px;color:#fff}
.ai-feature-card h3{font-size:18px;margin-bottom:8px}
.ai-feature-card p{font-size:14px;color:#666;line-height:1.6}

/* === 联系我们 === */
.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:40px;align-items:start}
.contact-info{background:#fff;border-radius:16px;padding:30px;box-shadow:0 4px 20px rgba(0,0,0,.06)}
.contact-info h3{font-size:20px;margin-bottom:16px;color:#10B981}
.contact-info .info-item{display:flex;gap:12px;margin-bottom:14px;font-size:15px;color:#555}
.contact-info .info-item strong{color:#1a1a2e;min-width:80px}
.contact-qrcodes{display:flex;gap:24px;margin-top:20px}
.contact-qrcodes .qr-item{text-align:center}
.contact-qrcodes .qr-item img{width:140px;height:140px;border-radius:8px;margin-bottom:8px}
.contact-qrcodes .qr-item p{font-size:13px;color:#666}

/* === 社交分享 === */
.share-bar{display:flex;gap:12px;justify-content:center;padding:20px 0}
.share-btn{padding:8px 20px;border-radius:20px;font-size:14px;color:#fff;transition:all .3s;cursor:pointer;border:none}
.share-btn:hover{transform:translateY(-2px)}
.share-wechat{background:#07c160}
.share-weibo{background:#e6162d}
.share-douyin{background:#161823}
.share-bilibili{background:#00a1d6}

/* === 合作品牌 === */
.partner-logos{display:flex;flex-wrap:wrap;gap:24px;justify-content:center;align-items:center}
.partner-logos .partner-item{width:140px;height:80px;background:#fff;border-radius:12px;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 10px rgba(0,0,0,.04);padding:12px;transition:all .3s}
.partner-logos .partner-item:hover{box-shadow:0 4px 20px rgba(16,185,129,.12)}

/* === How-To指南 === */
.howto-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step}
.howto-step{background:#fff;border-radius:16px;padding:30px 20px;text-align:center;box-shadow:0 4px 20px rgba(0,0,0,.06);position:relative}
.howto-step::before{counter-increment:step;content:counter(step);position:absolute;top:-14px;left:50%;transform:translateX(-50%);width:32px;height:32px;background:linear-gradient(135deg,#10B981,#14B8A6);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
.howto-step h4{margin:10px 0 8px;font-size:16px}
.howto-step p{font-size:14px;color:#666}

/* === 页脚 === */
.site-footer{background:#1a1a2e;color:#ccc;padding:50px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;max-width:1280px;margin:0 auto;padding:0 20px}
.footer-brand .footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .footer-logo img{height:36px}
.footer-brand .footer-logo span{font-size:20px;font-weight:700;color:#10B981}
.footer-brand p{font-size:14px;line-height:1.7;color:#999}
.footer-col h4{font-size:16px;color:#fff;margin-bottom:16px;position:relative;padding-bottom:10px}
.footer-col h4::after{content:"";position:absolute;bottom:0;left:0;width:30px;height:2px;background:#10B981}
.footer-col a{display:block;padding:4px 0;font-size:14px;color:#999;transition:color .3s}
.footer-col a:hover{color:#10B981}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:40px;padding:20px;text-align:center;font-size:13px;color:#666}
.footer-bottom a{color:#10B981}

/* === MCP服务前端代码块 === */
.mcp-widget{background:#0d1117;border-radius:12px;padding:20px;margin:20px 0;font-family:"Fira Code",monospace;font-size:13px;color:#c9d1d9;overflow-x:auto}
.mcp-widget .mcp-header{color:#10B981;margin-bottom:10px;font-weight:700}

/* === 媒体报道 === */
.media-mentions{max-width:800px;margin:0 auto}
.media-mentions p{line-height:1.8}
.media-mentions strong{color:#10B981}

/* === 响应式 === */
@media(max-width:1024px){
  .video-grid{grid-template-columns:repeat(3,1fr)}
  .expert-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .howto-steps{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .header-inner{height:56px}
  .main-nav{display:none;position:absolute;top:56px;left:0;right:0;background:#fff;flex-direction:column;padding:16px;box-shadow:0 8px 20px rgba(0,0,0,.1);z-index:999}
  .main-nav.active{display:flex}
  .mobile-menu-btn{display:block}
  .hero-banner{height:380px}
  .hero-content h1{font-size:28px}
  .hero-content p{font-size:15px}
  .video-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .expert-grid{grid-template-columns:1fr}
  .community-grid{grid-template-columns:1fr}
  .ai-features{grid-template-columns:1fr}
  .review-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .howto-steps{grid-template-columns:1fr}
  .section{padding:40px 0}
  .section-title h2{font-size:24px}
  .partner-logos{gap:12px}
  .partner-logos .partner-item{width:120px;height:65px}
}
@media(max-width:480px){
  .video-grid{grid-template-columns:1fr}
  .hero-banner{height:300px}
  .hero-content h1{font-size:22px}
  .hero-content .hero-tags span{font-size:12px;padding:4px 10px}
}

/* === 懒加载占位 === */
img[data-src]{background:#f0fdf9;min-height:100px}

/* === 动画 === */
@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
.animate-in{animation:fadeInUp .6s ease forwards}

/* === 内页样式 === */
.page-hero{background:linear-gradient(135deg,#10B981,#14B8A6);padding:60px 0;text-align:center;color:#fff}
.page-hero h1{font-size:36px;margin-bottom:12px}
.page-hero p{font-size:16px;opacity:.9;max-width:700px;margin:0 auto}
.page-content{padding:40px 0}
.page-content article{max-width:900px;margin:0 auto}
.page-content article h2{font-size:24px;color:#1a1a2e;margin:30px 0 16px;padding-left:14px;border-left:4px solid #10B981}
.page-content article h3{font-size:20px;color:#333;margin:24px 0 12px}
.page-content article p{font-size:15px;color:#555;line-height:1.8;margin-bottom:16px}
.page-content article ul{padding-left:20px;margin-bottom:16px}
.page-content article ul li{font-size:15px;color:#555;line-height:1.8;margin-bottom:6px;position:relative;padding-left:16px}
.page-content article ul li::before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;background:#10B981;border-radius:50%}

/* === 标签云 === */
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}
.tag-cloud a{padding:5px 14px;background:#ecfdf5;color:#10B981;border-radius:16px;font-size:13px;transition:all .3s}
.tag-cloud a:hover{background:#10B981;color:#fff}