/* 抖阴植物视频社区 - 全站样式 */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Microsoft YaHei','PingFang SC','Hiragino Sans GB',Arial,sans-serif;color:#333;line-height:1.8;background:#f8faf8}
a{color:#2d8c3c;text-decoration:none;transition:color .3s}
a:hover{color:#1a6b28}
img{max-width:100%;height:auto;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 15px}

/* 头部导航 */
.site-header{background:#1a3a1a;color:#fff;position:sticky;top:0;z-index:1000;box-shadow:0 2px 10px rgba(0,0,0,.3)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:10px 0}
.site-logo{display:flex;align-items:center;gap:10px}
.site-logo img{height:50px;width:auto}
.site-logo h1{font-size:22px;color:#4caf50;margin:0}
.site-logo h1 span{color:#fff}
.main-nav ul{display:flex;list-style:none;gap:5px}
.main-nav ul li a{color:#ddd;padding:8px 14px;border-radius:4px;font-size:14px;transition:all .3s}
.main-nav ul li a:hover,.main-nav ul li a.active{background:#2d8c3c;color:#fff}

/* 搜索框 */
.search-bar{background:#143014;padding:10px 0}
.search-bar .container{display:flex;justify-content:center}
.search-box{display:flex;width:600px;max-width:100%}
.search-box input{flex:1;padding:10px 16px;border:2px solid #4caf50;border-right:none;border-radius:25px 0 0 25px;font-size:14px;outline:none}
.search-box button{padding:10px 25px;background:#4caf50;color:#fff;border:2px solid #4caf50;border-radius:0 25px 25px 0;cursor:pointer;font-size:14px;transition:background .3s}
.search-box button:hover{background:#388e3c}

/* Banner */
.hero-banner{position:relative;height:500px;overflow:hidden;background:#1a3a1a}
.hero-banner img{width:100%;height:100%;object-fit:cover;opacity:.85}
.hero-overlay{position:absolute;top:0;left:0;right:0;bottom:0;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;background:linear-gradient(rgba(0,0,0,.4),rgba(0,0,0,.6));padding:20px}
.hero-overlay h2{font-size:42px;color:#fff;margin-bottom:15px;text-shadow:2px 2px 4px rgba(0,0,0,.5)}
.hero-overlay h3{font-size:18px;color:#a5d6a7;margin-bottom:10px}
.hero-overlay p{font-size:18px;color:#e0e0e0;max-width:700px;line-height:1.8}
.hero-overlay .btn-primary{display:inline-block;margin-top:20px;padding:12px 35px;background:#4caf50;color:#fff;border-radius:30px;font-size:16px;transition:transform .3s,background .3s}
.hero-overlay .btn-primary:hover{background:#388e3c;transform:scale(1.05)}

/* 通用模块 */
.section{padding:60px 0}
.section-alt{background:#fff}
.section-title{text-align:center;margin-bottom:40px}
.section-title h2{font-size:32px;color:#1a3a1a;margin-bottom:10px}
.section-title h3{font-size:20px;color:#666;font-weight:normal}
.section-title p{color:#666;font-size:16px;margin-top:8px}

/* 今日更新模块 */
.today-update{background:linear-gradient(135deg,#e8f5e9,#c8e6c9)}
.today-tags{display:flex;flex-wrap:wrap;justify-content:center;gap:15px;margin-bottom:30px}
.today-tag{background:#4caf50;color:#fff;padding:8px 20px;border-radius:20px;font-size:14px;font-weight:bold}

/* 视频卡片 */
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:25px}
.video-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 15px rgba(0,0,0,.1);transition:transform .3s,box-shadow .3s}
.video-card:hover{transform:translateY(-5px);box-shadow:0 8px 25px rgba(0,0,0,.15)}
.video-thumb{position:relative;padding-top:56.25%;overflow:hidden}
.video-thumb img,.video-thumb video{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;transition:transform .3s}
.video-card:hover .video-thumb img,.video-card:hover .video-thumb video{transform:scale(1.05)}
.play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:60px;height:60px;background:rgba(76,175,80,.9);border-radius:50%;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s;z-index:10}
.play-btn::after{content:'';width:0;height:0;border-style:solid;border-width:10px 0 10px 18px;border-color:transparent transparent transparent #fff;margin-left:4px}
.video-card:hover .play-btn{opacity:1}
.video-badge{position:absolute;top:10px;left:10px;background:#ff5722;color:#fff;padding:3px 10px;border-radius:3px;font-size:11px;z-index:5}
.video-info{padding:15px}
.video-info h4{font-size:15px;margin-bottom:8px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-meta{display:flex;gap:12px;font-size:12px;color:#999}
.video-meta span{display:flex;align-items:center;gap:3px}
.video-date{font-size:12px;color:#999;margin-top:5px}
.video-tag{display:inline-block;padding:2px 8px;background:#e8f5e9;color:#2e7d32;border-radius:3px;font-size:11px;margin-top:8px;margin-right:5px}

/* 专家展示 */
.expert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:25px}
.expert-card{background:#fff;border-radius:12px;padding:25px;text-align:center;box-shadow:0 4px 15px rgba(0,0,0,.08);transition:transform .3s}
.expert-card:hover{transform:translateY(-3px)}
.expert-card img{width:120px;height:120px;border-radius:50%;object-fit:cover;margin:0 auto 15px;border:3px solid #4caf50}
.expert-card h4{font-size:18px;color:#1a3a1a;margin-bottom:5px}
.expert-card .role{color:#4caf50;font-size:14px;margin-bottom:10px}
.expert-card p{font-size:13px;color:#666;line-height:1.6}
.expert-card .btn-sm{display:inline-block;margin-top:12px;padding:6px 18px;background:#4caf50;color:#fff;border-radius:20px;font-size:13px}

/* FAQ */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#fff;border-radius:8px;margin-bottom:12px;box-shadow:0 2px 8px rgba(0,0,0,.05);overflow:hidden}
.faq-item h4{padding:18px 20px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:15px;color:#1a3a1a;transition:background .3s}
.faq-item h4:hover{background:#f0f7f0}
.faq-item h4::after{content:'+';font-size:20px;color:#4caf50;transition:transform .3s}
.faq-item.active h4::after{transform:rotate(45deg)}
.faq-item .faq-answer{padding:0 20px;max-height:0;overflow:hidden;transition:max-height .3s,padding .3s}
.faq-item.active .faq-answer{padding:0 20px 18px;max-height:500px}

/* 用户评论 */
.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.review-card{background:#fff;border-radius:10px;padding:20px;box-shadow:0 3px 12px rgba(0,0,0,.06)}
.review-card .stars{color:#ff9800;margin-bottom:8px;font-size:16px}
.review-card p{font-size:14px;color:#555;line-height:1.7;margin-bottom:10px}
.review-card .reviewer{font-size:13px;color:#999}

/* 社区模块 */
.community-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:20px}
.community-card{background:linear-gradient(135deg,#e8f5e9,#c8e6c9);border-radius:12px;padding:25px;text-align:center;transition:transform .3s}
.community-card:hover{transform:scale(1.03)}
.community-card h4{color:#1b5e20;margin-bottom:8px;font-size:16px}
.community-card p{font-size:13px;color:#555}

/* AI赋能 */
.ai-features{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:25px}
.ai-card{background:#fff;border-radius:12px;padding:30px;box-shadow:0 4px 15px rgba(0,0,0,.08);border-left:4px solid #4caf50}
.ai-card h4{font-size:17px;color:#1a3a1a;margin-bottom:10px}
.ai-card p{font-size:14px;color:#666}

/* 联系我们 */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:25px}
.contact-card{background:#fff;border-radius:12px;padding:25px;box-shadow:0 3px 12px rgba(0,0,0,.06)}
.contact-card h4{color:#1a3a1a;margin-bottom:12px;font-size:16px;border-bottom:2px solid #4caf50;padding-bottom:8px}
.contact-card p{font-size:14px;color:#555;margin-bottom:6px}

/* 分享按钮 */
.share-btns{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:20px}
.share-btns a{display:inline-flex;align-items:center;gap:5px;padding:8px 16px;border-radius:20px;color:#fff;font-size:13px;transition:opacity .3s}
.share-btns a:hover{opacity:.85;color:#fff}
.share-wechat{background:#07c160}
.share-weibo{background:#e6162d}
.share-douyin{background:#161823}
.share-bilibili{background:#00a1d6}

/* 文章列表 */
.article-list{display:flex;flex-direction:column;gap:25px}
.article-card{display:flex;gap:20px;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 3px 12px rgba(0,0,0,.06);transition:transform .3s}
.article-card:hover{transform:translateY(-3px)}
.article-card img{width:250px;height:180px;object-fit:cover;flex-shrink:0}
.article-content{padding:20px;display:flex;flex-direction:column;justify-content:center}
.article-content h3{font-size:18px;margin-bottom:8px;color:#1a3a1a}
.article-content h3 a{color:#1a3a1a}
.article-content h3 a:hover{color:#4caf50}
.article-meta{font-size:12px;color:#999;margin-bottom:10px}
.article-content p{font-size:14px;color:#666;line-height:1.7;margin-bottom:10px}
.article-content .btn-sm{display:inline-block;padding:5px 15px;background:#4caf50;color:#fff;border-radius:15px;font-size:12px;align-self:flex-start}

/* 页脚 */
.site-footer{background:#1a3a1a;color:#ccc;padding:40px 0 20px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:30px;margin-bottom:30px}
.footer-col h4{color:#4caf50;margin-bottom:15px;font-size:16px}
.footer-col p,.footer-col a{font-size:13px;color:#aaa;display:block;margin-bottom:6px}
.footer-col a:hover{color:#4caf50}
.footer-col img{width:120px;margin-top:10px;border-radius:5px}
.footer-bottom{border-top:1px solid #2d5a2d;padding-top:20px;text-align:center;font-size:13px;color:#888}
.footer-bottom p{margin-bottom:5px}

/* 面包屑 */
.breadcrumb{padding:12px 0;font-size:13px;color:#999}
.breadcrumb a{color:#4caf50}
.breadcrumb span{margin:0 5px}

/* 内页 */
.page-content{padding:40px 0}
.page-content h2{font-size:28px;color:#1a3a1a;margin-bottom:20px}
.page-content h3{font-size:22px;color:#2d8c3c;margin:25px 0 12px}
.page-content p{margin-bottom:15px;font-size:15px;line-height:1.8}

/* 响应式 */
@media(max-width:768px){
.header-inner{flex-direction:column;gap:10px}
.main-nav ul{flex-wrap:wrap;justify-content:center}
.hero-banner{height:350px}
.hero-overlay h2{font-size:26px}
.hero-overlay p{font-size:14px}
.video-grid{grid-template-columns:1fr 1fr}
.search-box{width:100%}
.section{padding:40px 0}
.footer-grid{grid-template-columns:1fr 1fr}
.article-card{flex-direction:column}
.article-card img{width:100%;height:200px}
.today-tags{gap:8px}
.today-tag{font-size:12px;padding:6px 12px}
}
@media(max-width:480px){
.hero-banner{height:280px}
.hero-overlay h2{font-size:22px}
.main-nav ul li a{padding:6px 10px;font-size:12px}
.video-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr}
}

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