/* ============================================
   茄子视频官网 - 动物写真与视频社区
   原创样式表 | 157573.cn
   ============================================ */

/* === 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:#2d3436;background:#f8f9fa;line-height:1.7}
a{text-decoration:none;color:inherit;transition:color .3s}
ul,ol{list-style:none}
img{max-width:100%;height:auto;display:block}

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

/* === 颜色变量 === */
:root{
  --primary:#0d7c5f;
  --primary-dark:#095c46;
  --accent:#e8651a;
  --accent-light:#ff8c42;
  --bg-light:#f0f5f3;
  --bg-white:#ffffff;
  --text-dark:#1a1a2e;
  --text-gray:#636e72;
  --text-light:#b2bec3;
  --border:#dfe6e9;
  --shadow:0 4px 20px rgba(0,0,0,.08);
  --shadow-hover:0 8px 30px rgba(0,0,0,.12);
  --radius:12px;
  --radius-sm:8px;
  --max-width:1200px;
}

/* === 通用容器 === */
.dy-container{max-width:var(--max-width);margin:0 auto;padding:0 20px}

/* === 头部导航 === */
.dy-header{background:var(--bg-white);box-shadow:0 2px 12px rgba(0,0,0,.06);position:sticky;top:0;z-index:1000}
.dy-header-inner{display:flex;align-items:center;justify-content:space-between;height:68px;max-width:var(--max-width);margin:0 auto;padding:0 20px}
.dy-logo{display:flex;align-items:center;gap:10px}
.dy-logo img{height:42px;width:auto}
.dy-logo-text{font-size:1.5rem;font-weight:700;color:var(--primary)}
.dy-nav{display:flex;align-items:center;gap:6px}
.dy-nav a{padding:8px 14px;border-radius:var(--radius-sm);font-size:.9rem;color:var(--text-dark);transition:all .3s}
.dy-nav a:hover,.dy-nav a.active{background:var(--primary);color:#fff}
.dy-mobile-toggle{display:none;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-dark)}

/* === 搜索栏 === */
.dy-search-bar{background:var(--bg-light);border-bottom:1px solid var(--border);padding:10px 0}
.dy-search-wrap{max-width:600px;margin:0 auto;display:flex;gap:8px;padding:0 20px}
.dy-search-wrap input{flex:1;padding:10px 16px;border:2px solid var(--border);border-radius:25px;font-size:.9rem;outline:none;transition:border-color .3s}
.dy-search-wrap input:focus{border-color:var(--primary)}
.dy-search-wrap button{padding:10px 24px;background:var(--primary);color:#fff;border:none;border-radius:25px;cursor:pointer;font-size:.9rem;transition:background .3s}
.dy-search-wrap button:hover{background:var(--primary-dark)}

/* === Banner === */
.dy-banner{position:relative;height:520px;overflow:hidden;background:#1a1a2e}
.dy-banner img{width:100%;height:100%;object-fit:cover;opacity:.7}
.dy-banner-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;text-align:center;padding:20px}
.dy-banner-content{max-width:700px;color:#fff}
.dy-banner-content h1{font-size:2.6rem;font-weight:800;margin-bottom:16px;text-shadow:0 2px 8px rgba(0,0,0,.4);line-height:1.3}
.dy-banner-content p{font-size:1.15rem;opacity:.92;margin-bottom:24px;text-shadow:0 1px 4px rgba(0,0,0,.3)}
.dy-banner-btn{display:inline-block;padding:14px 36px;background:var(--accent);color:#fff;border-radius:30px;font-size:1rem;font-weight:600;transition:all .3s;box-shadow:0 4px 15px rgba(232,101,26,.4)}
.dy-banner-btn:hover{background:var(--accent-light);transform:translateY(-2px)}

/* === 板块标题 === */
.dy-section{padding:60px 0}
.dy-section-alt{background:var(--bg-light)}
.dy-section-title{text-align:center;margin-bottom:40px}
.dy-section-title h2{font-size:1.9rem;font-weight:700;color:var(--text-dark);margin-bottom:8px}
.dy-section-title p{color:var(--text-gray);font-size:1rem}
.dy-section-title h2 span{color:var(--accent)}

/* === 视频卡片网格 === */
.dy-video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.dy-video-card{background:var(--bg-white);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:all .3s;cursor:pointer}
.dy-video-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.dy-video-thumb{position:relative;padding-top:56.25%;overflow:hidden;background:#1a1a2e}
.dy-video-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .4s}
.dy-video-card:hover .dy-video-thumb img{transform:scale(1.05)}
.dy-video-play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s;background:rgba(0,0,0,.3)}
.dy-video-card:hover .dy-video-play{opacity:1}
.dy-video-play-icon{width:56px;height:56px;background:var(--accent);border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 15px rgba(232,101,26,.5)}
.dy-video-play-icon::after{content:"";display:block;width:0;height:0;border-style:solid;border-width:10px 0 10px 18px;border-color:transparent transparent transparent #fff;margin-left:4px}
.dy-video-info{padding:16px}
.dy-video-info h3{font-size:1rem;font-weight:600;margin-bottom:6px;color:var(--text-dark);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.dy-video-meta{display:flex;gap:12px;font-size:.8rem;color:var(--text-gray)}
.dy-video-meta span{display:flex;align-items:center;gap:4px}
.dy-video-duration{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.75);color:#fff;padding:2px 8px;border-radius:4px;font-size:.75rem}

/* === 分类标签 === */
.dy-tags{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:30px}
.dy-tag{padding:6px 18px;border:1px solid var(--border);border-radius:20px;font-size:.85rem;color:var(--text-gray);cursor:pointer;transition:all .3s}
.dy-tag:hover,.dy-tag.active{background:var(--primary);color:#fff;border-color:var(--primary)}

/* === 专家卡片 === */
.dy-expert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}
.dy-expert-card{background:var(--bg-white);border-radius:var(--radius);padding:28px 20px;text-align:center;box-shadow:var(--shadow);transition:all .3s}
.dy-expert-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.dy-expert-avatar{width:100px;height:100px;border-radius:50%;margin:0 auto 16px;overflow:hidden;border:3px solid var(--primary)}
.dy-expert-avatar img{width:100%;height:100%;object-fit:cover}
.dy-expert-card h3{font-size:1.1rem;font-weight:600;color:var(--text-dark);margin-bottom:4px}
.dy-expert-card .dy-expert-role{color:var(--accent);font-size:.85rem;margin-bottom:10px}
.dy-expert-card p{font-size:.85rem;color:var(--text-gray);margin-bottom:14px}
.dy-expert-btns{display:flex;gap:8px;justify-content:center}
.dy-expert-btns a{padding:6px 16px;border-radius:20px;font-size:.8rem;transition:all .3s}
.dy-expert-btns .btn-primary{background:var(--primary);color:#fff}
.dy-expert-btns .btn-primary:hover{background:var(--primary-dark)}
.dy-expert-btns .btn-outline{border:1px solid var(--primary);color:var(--primary)}
.dy-expert-btns .btn-outline:hover{background:var(--primary);color:#fff}

/* === FAQ === */
.dy-faq-list{max-width:800px;margin:0 auto}
.dy-faq-item{background:var(--bg-white);border-radius:var(--radius-sm);margin-bottom:12px;box-shadow:0 2px 8px rgba(0,0,0,.04);overflow:hidden}
.dy-faq-q{padding:18px 24px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-weight:600;color:var(--text-dark);transition:background .3s}
.dy-faq-q:hover{background:var(--bg-light)}
.dy-faq-q::after{content:"+";font-size:1.4rem;color:var(--accent);transition:transform .3s}
.dy-faq-item.open .dy-faq-q::after{transform:rotate(45deg)}
.dy-faq-a{padding:0 24px;max-height:0;overflow:hidden;transition:all .3s ease;color:var(--text-gray);font-size:.9rem;line-height:1.8}
.dy-faq-item.open .dy-faq-a{padding:0 24px 18px;max-height:500px}

/* === 用户评论 === */
.dy-review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.dy-review-card{background:var(--bg-white);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.dy-review-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.dy-review-avatar{width:44px;height:44px;border-radius:50%;background:var(--primary);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:1.1rem}
.dy-review-name{font-weight:600;color:var(--text-dark);font-size:.95rem}
.dy-review-date{font-size:.75rem;color:var(--text-light)}
.dy-review-stars{color:#f1c40f;margin-bottom:8px;font-size:.9rem}
.dy-review-text{color:var(--text-gray);font-size:.9rem;line-height:1.7}

/* === AI赋能板块 === */
.dy-ai-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}
.dy-ai-card{background:linear-gradient(135deg,var(--primary),var(--primary-dark));border-radius:var(--radius);padding:28px;color:#fff;transition:all .3s}
.dy-ai-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.dy-ai-icon{font-size:2.2rem;margin-bottom:14px}
.dy-ai-card h3{font-size:1.1rem;font-weight:600;margin-bottom:8px}
.dy-ai-card p{font-size:.85rem;opacity:.9;line-height:1.7}

/* === 社区板块 === */
.dy-community-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:16px}
.dy-community-item{background:var(--bg-white);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:all .3s;text-align:center}
.dy-community-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.dy-community-item img{width:100%;height:140px;object-fit:cover}
.dy-community-item h4{padding:12px 10px;font-size:.9rem;color:var(--text-dark)}

/* === 合作品牌 === */
.dy-partner-wall{display:flex;flex-wrap:wrap;gap:20px;justify-content:center;align-items:center}
.dy-partner-wall img{height:50px;opacity:.6;transition:opacity .3s;filter:grayscale(100%)}
.dy-partner-wall img:hover{opacity:1;filter:grayscale(0)}

/* === How-To指南 === */
.dy-howto-steps{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:24px;counter-reset:step}
.dy-howto-step{background:var(--bg-white);border-radius:var(--radius);padding:28px 20px;text-align:center;box-shadow:var(--shadow);position:relative;counter-increment:step}
.dy-howto-step::before{content:counter(step);position:absolute;top:-14px;left:50%;transform:translateX(-50%);width:32px;height:32px;background:var(--accent);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem}
.dy-howto-step h4{margin-top:10px;margin-bottom:8px;font-size:1rem;color:var(--text-dark)}
.dy-howto-step p{font-size:.85rem;color:var(--text-gray)}

/* === 联系我们 === */
.dy-contact-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.dy-contact-card{background:var(--bg-white);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.dy-contact-card h3{font-size:1.1rem;font-weight:600;color:var(--text-dark);margin-bottom:14px;padding-bottom:10px;border-bottom:2px solid var(--primary)}
.dy-contact-item{display:flex;align-items:flex-start;gap:10px;margin-bottom:10px;font-size:.9rem;color:var(--text-gray)}
.dy-contact-item strong{color:var(--text-dark);min-width:60px}

/* === 社交分享 === */
.dy-share-bar{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.dy-share-btn{display:inline-flex;align-items:center;gap:6px;padding:10px 20px;border-radius:25px;font-size:.85rem;color:#fff;transition:all .3s;cursor:pointer}
.dy-share-btn:hover{transform:translateY(-2px);opacity:.9}
.dy-share-wechat{background:#07c160}
.dy-share-weibo{background:#e6162d}
.dy-share-douyin{background:#1a1a2e}
.dy-share-bilibili{background:#00a1d6}

/* === 页脚 === */
.dy-footer{background:#1a1a2e;color:#dfe6e9;padding:50px 0 0}
.dy-footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:30px;margin-bottom:30px}
.dy-footer-col h4{font-size:1rem;font-weight:600;color:#fff;margin-bottom:14px;position:relative;padding-bottom:8px}
.dy-footer-col h4::after{content:"";position:absolute;bottom:0;left:0;width:30px;height:2px;background:var(--accent)}
.dy-footer-col a{display:block;padding:4px 0;font-size:.85rem;color:#b2bec3;transition:color .3s}
.dy-footer-col a:hover{color:var(--accent)}
.dy-footer-col p{font-size:.85rem;color:#b2bec3;line-height:1.7}
.dy-footer-qr{display:flex;gap:20px;margin-top:12px}
.dy-footer-qr img{width:100px;height:100px;border-radius:8px}
.dy-footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;text-align:center;font-size:.8rem;color:#636e72}
.dy-footer-logo{display:flex;align-items:center;gap:8px;margin-bottom:12px}
.dy-footer-logo img{height:36px}
.dy-footer-logo span{font-size:1.2rem;font-weight:700;color:#fff}

/* === 面包屑 === */
.dy-breadcrumb{padding:14px 0;font-size:.85rem;color:var(--text-gray)}
.dy-breadcrumb a{color:var(--primary)}
.dy-breadcrumb a:hover{text-decoration:underline}
.dy-breadcrumb span{margin:0 6px;color:var(--text-light)}

/* === 内页通用 === */
.dy-page-header{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;padding:50px 0;text-align:center}
.dy-page-header h1{font-size:2rem;font-weight:700;margin-bottom:8px}
.dy-page-header p{opacity:.85;font-size:1rem}
.dy-content-section{padding:40px 0}
.dy-content-section p{margin-bottom:16px;line-height:1.8;color:var(--text-gray)}
.dy-content-section h2{font-size:1.5rem;font-weight:700;color:var(--text-dark);margin-bottom:16px}
.dy-content-section h3{font-size:1.2rem;font-weight:600;color:var(--text-dark);margin-bottom:12px}

/* === 数据统计条 === */
.dy-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:30px 0}
.dy-stat-item{text-align:center}
.dy-stat-num{font-size:2rem;font-weight:800;color:var(--primary)}
.dy-stat-label{font-size:.85rem;color:var(--text-gray);margin-top:4px}

/* === MCP前端代码区 === */
.dy-mcp-section{background:var(--bg-light);border-radius:var(--radius);padding:24px;margin:20px 0}
.dy-mcp-section pre{background:#1a1a2e;color:#dfe6e9;padding:16px;border-radius:var(--radius-sm);overflow-x:auto;font-size:.8rem;line-height:1.6}

/* === 响应式 === */
@media(max-width:768px){
  .dy-header-inner{height:56px}
  .dy-logo img{height:32px}
  .dy-logo-text{font-size:1.2rem}
  .dy-nav{display:none;position:absolute;top:56px;left:0;right:0;background:var(--bg-white);flex-direction:column;padding:16px;box-shadow:var(--shadow);gap:4px}
  .dy-nav.open{display:flex}
  .dy-mobile-toggle{display:block}
  .dy-banner{height:360px}
  .dy-banner-content h1{font-size:1.6rem}
  .dy-banner-content p{font-size:.95rem}
  .dy-section{padding:40px 0}
  .dy-section-title h2{font-size:1.5rem}
  .dy-video-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
  .dy-expert-grid{grid-template-columns:1fr}
  .dy-stats{grid-template-columns:repeat(2,1fr)}
  .dy-footer-grid{grid-template-columns:1fr}
  .dy-contact-grid{grid-template-columns:1fr}
}
@media(max-width:480px){
  .dy-banner{height:280px}
  .dy-banner-content h1{font-size:1.3rem}
  .dy-video-grid{grid-template-columns:1fr}
  .dy-community-grid{grid-template-columns:repeat(2,1fr)}
  .dy-stats{grid-template-columns:repeat(2,1fr)}
  .dy-stat-num{font-size:1.5rem}
}