/* 抖荫短视频植物视频社区 - 全站样式 */
*{margin:0;padding:0;box-sizing:border-box}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:#333;line-height:1.8;background:#f8faf5}
a{color:#2e8b57;text-decoration:none;transition:color .3s}
a:hover{color:#1a6b3a}
img{max-width:100%;height:auto;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* 头部导航 */
.site-header{background:#fff;box-shadow:0 2px 12px rgba(0,0,0,.08);position:sticky;top:0;z-index:1000}
.header-inner{display:flex;align-items:center;justify-content:space-between;max-width:1200px;margin:0 auto;padding:0 20px;height:70px}
.logo-area a{display:flex;align-items:center;gap:10px;font-size:0}
.logo-area img{width:50px;height:50px;border-radius:8px}
.brand-name{font-size:22px;font-weight:700;color:#2e8b57}
.main-nav ul{display:flex;list-style:none;gap:8px}
.main-nav a{display:block;padding:8px 16px;border-radius:6px;font-size:15px;color:#555;font-weight:500;transition:all .3s}
.main-nav a:hover,.main-nav a.active{background:#e8f5e9;color:#2e8b57}
.mobile-menu-btn{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
.mobile-menu-btn span{display:block;width:24px;height:2px;background:#333;transition:all .3s}

/* 搜索框 */
.search-bar{background:#f1f8e9;border-top:1px solid #e0e0e0}
.search-inner{max-width:700px;margin:0 auto;padding:10px 20px;display:flex;gap:10px}
.search-inner input{flex:1;padding:10px 16px;border:2px solid #c8e6c9;border-radius:25px;font-size:14px;outline:none;transition:border-color .3s}
.search-inner input:focus{border-color:#2e8b57}
.search-inner button{padding:10px 24px;background:#2e8b57;color:#fff;border:none;border-radius:25px;cursor:pointer;font-size:14px;font-weight:600;transition:background .3s}
.search-inner button:hover{background:#1a6b3a}

/* Banner */
.hero-banner{position:relative;min-height:600px;background-size:cover;background-position:center;background-attachment:fixed}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(0,60,20,.85),rgba(0,80,40,.7));display:flex;align-items:center;justify-content:center}
.hero-content{max-width:900px;margin:0 auto;padding:60px 20px;text-align:center;color:#fff}
.hero-content h1{font-size:42px;font-weight:800;margin-bottom:16px;text-shadow:0 2px 8px rgba(0,0,0,.3);line-height:1.3}
.hero-content h2{font-size:20px;font-weight:400;margin-bottom:20px;opacity:.95;line-height:1.6}
.hero-desc{font-size:16px;line-height:1.9;margin-bottom:30px;opacity:.9;text-align:left}
.hero-btns{display:flex;gap:16px;justify-content:center;margin-bottom:40px;flex-wrap:wrap}
.btn-primary{display:inline-block;padding:14px 36px;background:#4caf50;color:#fff;border-radius:30px;font-size:16px;font-weight:600;transition:all .3s;box-shadow:0 4px 15px rgba(76,175,80,.4)}
.btn-primary:hover{background:#388e3c;transform:translateY(-2px);color:#fff}
.btn-secondary{display:inline-block;padding:14px 36px;border:2px solid #fff;color:#fff;border-radius:30px;font-size:16px;font-weight:600;transition:all .3s}
.btn-secondary:hover{background:#fff;color:#2e8b57}
.hero-stats{display:flex;gap:30px;justify-content:center;flex-wrap:wrap}
.stat-item{text-align:center}
.stat-num{display:block;font-size:28px;font-weight:800}
.stat-label{font-size:13px;opacity:.8}

/* 通用Section样式 */
section{padding:70px 0}
section:nth-child(even){background:#fff}
.section-title{text-align:center;font-size:32px;font-weight:800;color:#1b5e20;margin-bottom:12px}
.section-subtitle{text-align:center;font-size:16px;color:#666;margin-bottom:40px;font-weight:400}
.section-more{text-align:center;margin-top:30px}
.section-more a{display:inline-block;padding:12px 30px;border:2px solid #2e8b57;color:#2e8b57;border-radius:25px;font-weight:600;transition:all .3s}
.section-more a:hover{background:#2e8b57;color:#fff}

/* 视频卡片网格 */
.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.video-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,.08);transition:all .3s}
.video-card:hover{transform:translateY(-5px);box-shadow:0 8px 30px rgba(0,0,0,.15)}
.video-thumb{position:relative;overflow:hidden;cursor:pointer;aspect-ratio:4/3}
.video-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.video-card:hover .video-thumb img{transform:scale(1.05)}
.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)}
.video-card:hover .play-btn{opacity:1}
.play-btn span{width:60px;height:60px;background:rgba(76,175,80,.9);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px;color:#fff;box-shadow:0 4px 15px rgba(0,0,0,.3)}
.video-duration{position:absolute;bottom:10px;right:10px;background:rgba(0,0,0,.7);color:#fff;padding:3px 8px;border-radius:4px;font-size:12px}
.video-tag{position:absolute;top:10px;left:10px;background:#4caf50;color:#fff;padding:3px 10px;border-radius:4px;font-size:12px;font-weight:600}
.video-info{padding:16px}
.video-info h4{font-size:16px;margin-bottom:8px;line-height:1.4}
.video-info h4 a{color:#333}
.video-info h4 a:hover{color:#2e8b57}
.video-info p{font-size:13px;color:#666;line-height:1.6;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-meta{display:flex;gap:12px;font-size:12px;color:#999}

/* 传媒模块 */
.media-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.media-card{background:#fff;border-radius:12px;padding:30px 20px;text-align:center;box-shadow:0 4px 15px rgba(0,0,0,.06);transition:all .3s;border:1px solid #e8f5e9}
.media-card:hover{transform:translateY(-3px);box-shadow:0 8px 25px rgba(0,0,0,.12);border-color:#4caf50}
.media-icon{font-size:40px;margin-bottom:16px}
.media-card h4{font-size:17px;color:#1b5e20;margin-bottom:12px}
.media-card p{font-size:14px;color:#555;line-height:1.8}

/* 娱乐专区 */
.ent-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.ent-card{display:flex;gap:20px;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 15px rgba(0,0,0,.06);transition:all .3s}
.ent-card:hover{transform:translateY(-3px);box-shadow:0 8px 25px rgba(0,0,0,.12)}
.ent-card img{width:200px;height:160px;object-fit:cover;flex-shrink:0}
.ent-content{padding:20px 20px 20px 0;display:flex;flex-direction:column;justify-content:center}
.ent-content h4{font-size:17px;color:#1b5e20;margin-bottom:8px}
.ent-content p{font-size:14px;color:#555;line-height:1.7;margin-bottom:10px}
.ent-tag{display:inline-block;padding:3px 12px;background:#e8f5e9;color:#2e8b57;border-radius:15px;font-size:12px;font-weight:600}

/* AI赋能 */
.ai-content{display:flex;gap:40px;align-items:flex-start}
.ai-image{flex:0 0 45%;border-radius:12px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,.1)}
.ai-features{flex:1}
.ai-feature{padding:20px;margin-bottom:16px;background:#fff;border-radius:10px;border-left:4px solid #4caf50;box-shadow:0 2px 10px rgba(0,0,0,.05)}
.ai-feature h4{font-size:16px;color:#1b5e20;margin-bottom:8px}
.ai-feature p{font-size:14px;color:#555;line-height:1.7}

/* 社区模块 */
.community-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:30px}
.community-card{background:#fff;border-radius:12px;padding:24px;box-shadow:0 4px 15px rgba(0,0,0,.06);border:1px solid #e8f5e9;transition:all .3s}
.community-card:hover{border-color:#4caf50;box-shadow:0 8px 25px rgba(0,0,0,.12)}
.community-card h4{font-size:17px;color:#1b5e20;margin-bottom:10px}
.community-card p{font-size:14px;color:#555;line-height:1.7;margin-bottom:12px}
.community-count{font-size:13px;color:#4caf50;font-weight:600}
.community-image{text-align:center;border-radius:12px;overflow:hidden}
.community-image img{border-radius:12px;box-shadow:0 4px 20px rgba(0,0,0,.1)}
.img-caption{margin-top:12px;font-size:14px;color:#666;font-style:italic}

/* 专家团队 */
.expert-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.expert-card{background:#fff;border-radius:12px;padding:30px;text-align:center;box-shadow:0 4px 20px rgba(0,0,0,.08);transition:all .3s}
.expert-card:hover{transform:translateY(-5px);box-shadow:0 8px 30px rgba(0,0,0,.15)}
.expert-card img{width:120px;height:120px;border-radius:50%;object-fit:cover;margin:0 auto 16px;border:4px solid #e8f5e9}
.expert-card h4{font-size:20px;color:#1b5e20;margin-bottom:6px}
.expert-title{font-size:14px;color:#4caf50;font-weight:600;margin-bottom:12px}
.expert-desc{font-size:14px;color:#555;line-height:1.7;margin-bottom:16px;text-align:left}
.expert-tags{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-bottom:16px}
.expert-tags span{padding:4px 12px;background:#e8f5e9;color:#2e8b57;border-radius:15px;font-size:12px}
.expert-actions{display:flex;gap:10px;justify-content:center}
.btn-sm{padding:8px 20px;background:#2e8b57;color:#fff;border-radius:20px;font-size:13px;font-weight:600;transition:all .3s}
.btn-sm:hover{background:#1a6b3a;color:#fff}
.btn-sm-outline{padding:8px 20px;border:1px solid #2e8b57;color:#2e8b57;border-radius:20px;font-size:13px;font-weight:600;transition:all .3s}
.btn-sm-outline:hover{background:#2e8b57;color:#fff}

/* 合作品牌 */
.partner-logos{display:flex;gap:20px;justify-content:center;flex-wrap:wrap;margin-bottom:40px}
.partner-item{padding:20px 40px;background:#fff;border-radius:10px;box-shadow:0 2px 10px rgba(0,0,0,.06);border:1px solid #e8f5e9;transition:all .3s}
.partner-item:hover{border-color:#4caf50;box-shadow:0 4px 15px rgba(0,0,0,.1)}
.partner-item span{font-size:18px;font-weight:700;color:#2e8b57}
.join-guide{background:#fff;border-radius:12px;padding:40px;box-shadow:0 4px 20px rgba(0,0,0,.08)}
.join-guide h3{text-align:center;font-size:24px;color:#1b5e20;margin-bottom:30px}
.guide-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.guide-step{text-align:center;padding:20px}
.step-num{width:50px;height:50px;background:#4caf50;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:800;margin:0 auto 16px}
.guide-step h5{font-size:16px;color:#1b5e20;margin-bottom:8px}
.guide-step p{font-size:13px;color:#666;line-height:1.6}

/* 用户评价 */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review-card{background:#fff;border-radius:12px;padding:24px;box-shadow:0 4px 15px rgba(0,0,0,.06);border:1px solid #e8f5e9;transition:all .3s}
.review-card:hover{border-color:#4caf50}
.review-stars{color:#ffc107;font-size:18px;margin-bottom:12px}
.review-text{font-size:14px;color:#555;line-height:1.8;margin-bottom:16px;font-style:italic}
.review-author{display:flex;justify-content:space-between;font-size:13px;color:#999}

/* FAQ */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#fff;border-radius:10px;margin-bottom:12px;box-shadow:0 2px 10px rgba(0,0,0,.05);overflow:hidden;border:1px solid #e8f5e9}
.faq-question{padding:18px 24px;font-size:16px;color:#1b5e20;cursor:pointer;position:relative;padding-right:50px;transition:background .3s}
.faq-question:hover{background:#f1f8e9}
.faq-question::after{content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);font-size:22px;color:#4caf50;font-weight:700;transition:transform .3s}
.faq-item.active .faq-question::after{transform:translateY(-50%) rotate(45deg)}
.faq-answer{padding:0 24px;max-height:0;overflow:hidden;transition:all .4s ease}
.faq-item.active .faq-answer{padding:0 24px 18px;max-height:500px}
.faq-answer p{font-size:14px;color:#555;line-height:1.8}

/* 联系我们 */
.contact-grid{display:flex;gap:40px;align-items:flex-start}
.contact-info{flex:1}
.contact-info h4{font-size:22px;color:#1b5e20;margin-bottom:20px}
.contact-details{margin-bottom:24px}
.contact-details>div{display:flex;gap:12px;padding:10px 0;border-bottom:1px solid #f0f0f0}
.c-label{font-weight:600;color:#333;min-width:80px}
.c-value{color:#555}
.contact-community{background:#f1f8e9;padding:20px;border-radius:10px}
.contact-community h5{font-size:16px;color:#1b5e20;margin-bottom:10px}
.contact-community p{font-size:14px;color:#555;margin-bottom:6px}
.contact-qrcodes{display:flex;gap:24px;flex-shrink:0}
.qrcode-item{text-align:center}
.qrcode-item img{width:180px;height:180px;border-radius:10px;box-shadow:0 4px 15px rgba(0,0,0,.1)}
.qrcode-item p{margin-top:10px;font-size:13px;color:#666}

/* 分享按钮 */
.share-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.share-btn{display:inline-block;padding:12px 28px;border-radius:25px;color:#fff;font-size:14px;font-weight:600;transition:all .3s}
.share-btn:hover{transform:translateY(-2px);color:#fff}
.share-wechat{background:#07c160}
.share-weibo{background:#e6162d}
.share-douyin{background:#161823}
.share-bilibili{background:#00a1d6}

/* 页脚 */
.site-footer{background:#1b3a1b;color:#ccc;padding:50px 0 0}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 20px}
.footer-top{display:flex;gap:40px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand{flex:1}
.footer-brand img{display:inline-block;vertical-align:middle;margin-right:10px;border-radius:6px}
.footer-brand span{font-size:20px;font-weight:700;color:#4caf50;vertical-align:middle}
.footer-brand p{margin-top:12px;font-size:13px;line-height:1.8;color:#999}
.footer-links{flex:0 0 200px}
.footer-links h5,.footer-contact h5{font-size:16px;color:#4caf50;margin-bottom:16px}
.footer-links ul{list-style:none}
.footer-links li{margin-bottom:8px}
.footer-links a{color:#999;font-size:14px;transition:color .3s}
.footer-links a:hover{color:#4caf50}
.footer-contact{flex:0 0 250px}
.footer-contact p{font-size:13px;color:#999;margin-bottom:6px}
.footer-bottom{padding:20px 0;text-align:center;font-size:13px;color:#777}

/* 内页通用 */
.page-banner{background:linear-gradient(135deg,#1b5e20,#2e8b57);padding:80px 20px 60px;text-align:center;color:#fff}
.page-banner h1{font-size:36px;font-weight:800;margin-bottom:12px}
.page-banner p{font-size:16px;opacity:.9}
.breadcrumb{padding:12px 0;font-size:13px;color:#999;max-width:1200px;margin:0 auto;padding-left:20px}
.breadcrumb a{color:#2e8b57}
.page-content{max-width:1200px;margin:0 auto;padding:40px 20px}
.page-content h2{font-size:26px;color:#1b5e20;margin:30px 0 16px}
.page-content h3{font-size:20px;color:#2e8b57;margin:24px 0 12px}
.page-content p{font-size:15px;color:#555;line-height:1.9;margin-bottom:16px}

/* 响应式 */
@media(max-width:1024px){
.video-grid,.community-grid,.expert-grid,.review-grid{grid-template-columns:repeat(2,1fr)}
.media-grid{grid-template-columns:repeat(2,1fr)}
.guide-steps{grid-template-columns:repeat(2,1fr)}
.ai-content{flex-direction:column}
.ai-image{flex:none;width:100%}
}
@media(max-width:768px){
.header-inner{height:60px}
.main-nav{display:none;position:absolute;top:60px;left:0;right:0;background:#fff;box-shadow:0 4px 20px rgba(0,0,0,.1);padding:20px}
.main-nav.active{display:block}
.main-nav ul{flex-direction:column;gap:4px}
.mobile-menu-btn{display:flex}
.hero-content h1{font-size:28px}
.hero-content h2{font-size:16px}
.hero-stats{gap:15px}
.stat-num{font-size:20px}
.video-grid,.community-grid,.expert-grid,.review-grid,.media-grid{grid-template-columns:1fr}
.ent-grid{grid-template-columns:1fr}
.ent-card{flex-direction:column}
.ent-card img{width:100%;height:200px}
.ent-content{padding:20px}
.contact-grid{flex-direction:column}
.contact-qrcodes{justify-content:center}
.footer-top{flex-direction:column;gap:24px}
.guide-steps{grid-template-columns:1fr}
.partner-logos{flex-direction:column;align-items:center}
.section-title{font-size:24px}
.share-buttons{flex-direction:column;align-items:center}
}