/* 爱情岛 - 植物视频社区 全站样式 v2.0 百度SEO EEAT优化版 */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:"Microsoft YaHei","PingFang SC","Helvetica Neue",Arial,sans-serif;color:#333;line-height:1.8;background:#f8f9fa}
a{color:#1a8c5e;text-decoration:none;transition:color .3s}
a:hover{color:#0d6b48}
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:#fff;box-shadow:0 2px 12px rgba(0,0,0,.08);position:sticky;top:0;z-index:999}
.header-top{display:flex;align-items:center;justify-content:space-between;padding:10px 0}
.logo-wrap{display:flex;align-items:center;gap:10px}
.logo-wrap img{width:48px;height:48px;border-radius:8px}
.logo-wrap h1{font-size:22px;color:#1a8c5e;font-weight:700}
.logo-wrap h1 span{color:#333}
.main-nav{display:flex;gap:0;flex-wrap:wrap}
.main-nav a{padding:12px 14px;font-size:14px;color:#333;font-weight:500;transition:all .3s;border-bottom:3px solid transparent}
.main-nav a:hover,.main-nav a.active{color:#1a8c5e;border-bottom-color:#1a8c5e;background:rgba(26,140,94,.05)}
/* 移动端菜单按钮 */
.mobile-menu-btn{display:none;background:none;border:2px solid #1a8c5e;color:#1a8c5e;font-size:24px;padding:4px 10px;border-radius:6px;cursor:pointer}
/* 搜索框 */
.search-bar{background:#f0f7f4;padding:12px 0;border-bottom:1px solid #e0e0e0}
.search-wrap{display:flex;max-width:600px;margin:0 auto}
.search-wrap input{flex:1;padding:10px 16px;border:2px solid #1a8c5e;border-right:none;border-radius:25px 0 0 25px;font-size:14px;outline:none}
.search-wrap button{padding:10px 24px;background:#1a8c5e;color:#fff;border:2px solid #1a8c5e;border-radius:0 25px 25px 0;cursor:pointer;font-size:14px;transition:background .3s}
.search-wrap button:hover{background:#0d6b48}
/* Banner */
.banner{position:relative;height:520px;overflow:hidden;background:#1a3a2a}
.banner img{width:100%;height:100%;object-fit:cover;opacity:.7}
.banner-content{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;color:#fff;width:90%;max-width:800px}
.banner-content h2{font-size:42px;font-weight:700;text-shadow:2px 2px 8px rgba(0,0,0,.5);margin-bottom:16px}
.banner-content p{font-size:18px;text-shadow:1px 1px 4px rgba(0,0,0,.5);margin-bottom:24px;line-height:1.6}
.banner-content .btn-group{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.btn-primary{display:inline-block;padding:12px 32px;background:#1a8c5e;color:#fff;border-radius:30px;font-size:16px;font-weight:600;transition:all .3s;border:2px solid #1a8c5e}
.btn-primary:hover{background:#0d6b48;color:#fff;transform:translateY(-2px);box-shadow:0 4px 15px rgba(26,140,94,.4)}
.btn-outline{display:inline-block;padding:12px 32px;background:transparent;color:#fff;border:2px solid #fff;border-radius:30px;font-size:16px;font-weight:600;transition:all .3s}
.btn-outline:hover{background:#fff;color:#1a8c5e;transform:translateY(-2px)}
/* 面包屑 */
.breadcrumb{padding:12px 0;font-size:13px;color:#888}
.breadcrumb a{color:#1a8c5e}
.breadcrumb span{margin:0 6px;color:#ccc}
/* 区块标题 */
.section{padding:60px 0}
.section-alt{background:#fff}
.section-title{text-align:center;margin-bottom:40px}
.section-title h2{font-size:32px;color:#1a3a2a;font-weight:700;margin-bottom:8px}
.section-title h3{font-size:24px;color:#1a3a2a;font-weight:600;margin-bottom:8px}
.section-title p{font-size:16px;color:#666;max-width:700px;margin:0 auto}
.section-title .tag{display:inline-block;background:#e8f5e9;color:#1a8c5e;padding:4px 16px;border-radius:20px;font-size:13px;margin-bottom:12px}
/* H5视频展示区 */
.h5-video-showcase{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.h5-video-item{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.08);padding:0}
.h5-video-item video{width:100%;display:block;border-radius:12px 12px 0 0;background:#1a3a2a}
.h5-video-item h4{padding:14px 16px 4px;font-size:15px;color:#1a3a2a;font-weight:600}
.h5-video-item .video-desc{padding:0 16px 16px;font-size:13px;color:#888;line-height:1.6}
/* 视频卡片网格 */
.video-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.video-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.08);transition:all .3s;cursor:pointer}
.video-card:hover{transform:translateY(-6px);box-shadow:0 8px 30px rgba(0,0,0,.15)}
.video-thumb{position:relative;padding-top:56.25%;background:#1a3a2a;overflow:hidden}
.video-thumb img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.video-card:hover .video-thumb img{transform:scale(1.08)}
.play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:56px;height:56px;background:rgba(26,140,94,.85);border-radius:50%;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s}
.video-card:hover .play-btn{opacity:1}
.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-duration{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.75);color:#fff;padding:2px 8px;border-radius:4px;font-size:12px}
.video-info{padding:14px}
.video-info h4{font-size:15px;font-weight:600;color:#1a3a2a;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-meta{display:flex;align-items:center;gap:12px;font-size:12px;color:#999}
.video-meta span{display:flex;align-items:center;gap:3px}
.video-tags{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}
.video-tags span{background:#e8f5e9;color:#1a8c5e;padding:2px 10px;border-radius:12px;font-size:11px}
/* 分类模块 */
.category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.category-card{background:#fff;border-radius:12px;padding:30px 20px;text-align:center;box-shadow:0 2px 12px rgba(0,0,0,.06);transition:all .3s;border:1px solid #eee}
.category-card:hover{transform:translateY(-4px);box-shadow:0 8px 25px rgba(0,0,0,.12);border-color:#1a8c5e}
.category-card .icon{font-size:42px;margin-bottom:12px}
.category-card h4{font-size:17px;color:#1a3a2a;font-weight:600;margin-bottom:8px}
.category-card p{font-size:13px;color:#888;line-height:1.6}
/* 专家团队 */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.team-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.08);transition:all .3s;text-align:center}
.team-card:hover{transform:translateY(-4px);box-shadow:0 8px 25px rgba(0,0,0,.12)}
.team-card .avatar{width:100%;height:200px;object-fit:cover}
.team-card .info{padding:20px}
.team-card h4{font-size:17px;color:#1a3a2a;font-weight:600;margin-bottom:4px}
.team-card .role{color:#1a8c5e;font-size:13px;margin-bottom:8px}
.team-card p{font-size:13px;color:#888;line-height:1.6}
.team-card .expert-credentials{font-size:11px;color:#999;background:#f8f9fa;padding:8px 10px;border-radius:6px;margin-top:8px;line-height:1.5;text-align:left}
.team-card .btn-sm{display:inline-block;margin-top:12px;padding:6px 20px;background:#1a8c5e;color:#fff;border-radius:20px;font-size:13px;transition:background .3s}
.team-card .btn-sm:hover{background:#0d6b48;color:#fff}
/* FAQ */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#fff;border-radius:10px;margin-bottom:12px;box-shadow:0 1px 6px rgba(0,0,0,.06);overflow:hidden}
.faq-q{padding:18px 24px;font-size:16px;font-weight:600;color:#1a3a2a;cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:background .3s}
.faq-q:hover{background:#f0f7f4}
.faq-q::after{content:"+";font-size:22px;color:#1a8c5e;transition:transform .3s}
.faq-item.active .faq-q::after{transform:rotate(45deg)}
.faq-a{padding:0 24px;max-height:0;overflow:hidden;transition:all .4s ease;color:#666;font-size:14px;line-height:1.8}
.faq-item.active .faq-a{padding:0 24px 18px;max-height:500px}
/* 用户评论 */
.review-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.review-card{background:#fff;border-radius:12px;padding:24px;box-shadow:0 2px 12px rgba(0,0,0,.06);border-left:4px solid #1a8c5e}
.review-card .stars{color:#f5a623;font-size:16px;margin-bottom:8px}
.review-card .content{font-size:14px;color:#555;line-height:1.8;margin-bottom:12px;font-style:italic}
.review-card .author{display:flex;align-items:center;gap:10px}
.review-card .author-avatar{width:40px;height:40px;border-radius:50%;background:#e8f5e9;display:flex;align-items:center;justify-content:center;color:#1a8c5e;font-weight:700;font-size:16px}
.review-card .author-info{font-size:13px}
.review-card .author-info strong{color:#1a3a2a}
.review-card .author-info span{color:#999;display:block;font-size:12px}
/* 合作品牌 */
.partner-wall{display:flex;flex-wrap:wrap;justify-content:center;gap:30px;align-items:center}
.partner-wall .partner-item{background:#fff;padding:20px 30px;border-radius:10px;box-shadow:0 1px 6px rgba(0,0,0,.06);font-size:16px;font-weight:600;color:#555;transition:all .3s}
.partner-wall .partner-item:hover{box-shadow:0 4px 15px rgba(0,0,0,.12);transform:translateY(-2px)}
/* 联系我们 */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.contact-card{background:#fff;border-radius:12px;padding:30px;text-align:center;box-shadow:0 2px 12px rgba(0,0,0,.06)}
.contact-card .icon{font-size:36px;margin-bottom:12px}
.contact-card h4{font-size:17px;color:#1a3a2a;margin-bottom:8px}
.contact-card p{font-size:14px;color:#666;line-height:1.6}
/* 社交分享 */
.share-bar{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:20px;align-items:center}
.share-bar span{color:#aaa;font-size:13px}
.share-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 20px;border-radius:25px;font-size:13px;font-weight:500;color:#fff;transition:all .3s}
.share-btn:hover{transform:translateY(-2px);color:#fff;opacity:.9}
.share-wechat{background:#07c160}
.share-weibo{background:#e6162d}
.share-douyin{background:#161823}
.share-bilibili{background:#00a1d6}
/* 二维码区 */
.qrcode-grid{display:flex;gap:40px;justify-content:center;flex-wrap:wrap}
.qrcode-item{text-align:center}
.qrcode-item img{width:160px;height:160px;border-radius:10px;margin-bottom:8px;border:2px solid #e0e0e0}
.qrcode-item p{font-size:13px;color:#666}
/* 页脚 */
.site-footer{background:#1a3a2a;color:#ccc;padding:40px 0 20px}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;margin-bottom:30px}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:16px;font-weight:600}
.footer-col h5{color:#fff;font-size:15px;margin-bottom:12px;font-weight:600}
.footer-col p,.footer-col a{font-size:13px;color:#aaa;line-height:2}
.footer-col a:hover{color:#1a8c5e}
.footer-col .footer-logo{width:40px;margin-bottom:10px;border-radius:6px}
.footer-col .footer-trust{font-size:11px;color:#888;margin-top:8px;border-top:1px solid rgba(255,255,255,.1);padding-top:8px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;text-align:center;font-size:13px;color:#888}
.footer-bottom a{color:#1a8c5e;margin:0 4px}
.footer-bottom .footer-seo{font-size:12px;color:#666;margin-top:10px;line-height:1.8}
/* How-To 指南 */
.howto-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.howto-step{background:#fff;border-radius:12px;padding:30px 20px;text-align:center;box-shadow:0 2px 12px rgba(0,0,0,.06);position:relative;counter-increment:step}
.howto-step::before{content:counter(step);position:absolute;top:-15px;left:50%;transform:translateX(-50%);width:36px;height:36px;background:#1a8c5e;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px}
.howto-step h4{margin-top:10px;font-size:16px;color:#1a3a2a;margin-bottom:8px}
.howto-step p{font-size:13px;color:#888}
/* AI赋能区 */
.ai-features{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ai-card{background:linear-gradient(135deg,#1a3a2a,#1a8c5e);border-radius:12px;padding:30px;color:#fff;transition:all .3s}
.ai-card:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(26,140,94,.3)}
.ai-card .icon{font-size:36px;margin-bottom:12px}
.ai-card h4{font-size:18px;margin-bottom:8px}
.ai-card p{font-size:13px;opacity:.85;line-height:1.6}
/* 内页通用 */
.page-hero{background:linear-gradient(135deg,#1a3a2a,#1a8c5e);padding:60px 0;text-align:center;color:#fff}
.page-hero h2{font-size:36px;font-weight:700;margin-bottom:12px}
.page-hero p{font-size:16px;opacity:.85;max-width:700px;margin:0 auto}
.content-section{padding:40px 0}
.content-section h3{font-size:24px;color:#1a3a2a;margin-bottom:16px;margin-top:30px}
.content-section h3:first-child{margin-top:0}
.content-section p{font-size:15px;color:#555;line-height:1.8;margin-bottom:16px}
.content-section img{border-radius:12px;margin:20px 0;box-shadow:0 4px 15px rgba(0,0,0,.1)}
/* 数据统计 */
.stats-bar{background:linear-gradient(135deg,#1a8c5e,#0d6b48);padding:40px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center;color:#fff}
.stat-item .num{font-size:36px;font-weight:700}
.stat-item .label{font-size:14px;opacity:.8;margin-top:4px}
/* EEAT 日期信息 */
.date-info{padding:12px 0;font-size:13px;color:#888;display:flex;gap:20px;flex-wrap:wrap;border-bottom:1px solid #eee;margin-bottom:10px}
.date-info span{display:flex;align-items:center;gap:4px}
/* EEAT 作者信息框 */
.author-box{background:#f0f7f4;border:1px solid #d4edda;border-radius:10px;padding:20px;margin:30px 0}
.author-box-inner{font-size:14px;color:#555}
.author-box-inner strong{color:#1a3a2a;margin-right:8px}
.author-box .author-title{color:#1a8c5e;font-size:13px;margin-left:8px}
.author-box .author-desc{margin-top:8px;font-size:13px;color:#888;line-height:1.6}
/* 响应式 */
@media(max-width:992px){
.video-grid,.category-grid,.team-grid{grid-template-columns:repeat(2,1fr)}
.footer-grid{grid-template-columns:repeat(2,1fr)}
.ai-features{grid-template-columns:1fr}
.howto-steps{grid-template-columns:repeat(2,1fr)}
.contact-grid{grid-template-columns:1fr}
.stats-grid{grid-template-columns:repeat(2,1fr)}
.banner-content h2{font-size:28px}
.h5-video-showcase{grid-template-columns:1fr 1fr}
.main-nav{display:none}
.mobile-menu-btn{display:block}
.main-nav.active{display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:#fff;box-shadow:0 8px 20px rgba(0,0,0,.1);z-index:998}
.main-nav.active a{padding:12px 20px;border-bottom:1px solid #f0f0f0}
}
@media(max-width:768px){
.header-top{flex-direction:column;gap:10px}
.video-grid{grid-template-columns:1fr 1fr}
.category-grid{grid-template-columns:1fr 1fr}
.team-grid{grid-template-columns:1fr 1fr}
.review-grid{grid-template-columns:1fr}
.banner{height:360px}
.banner-content h2{font-size:24px}
.banner-content p{font-size:14px}
.section{padding:40px 0}
.section-title h2{font-size:24px}
.footer-grid{grid-template-columns:1fr}
.h5-video-showcase{grid-template-columns:1fr}
.date-info{flex-direction:column;gap:6px}
.stats-grid{grid-template-columns:1fr 1fr}
.stat-item .num{font-size:28px}
}
@media(max-width:480px){
.video-grid{grid-template-columns:1fr}
.category-grid{grid-template-columns:1fr}
.team-grid{grid-template-columns:1fr}
.howto-steps{grid-template-columns:1fr}
.banner{height:280px}
.banner-content h2{font-size:20px}
.banner-content .btn-group{flex-direction:column;gap:10px}
.btn-primary,.btn-outline{padding:10px 24px;font-size:14px}
}
/* 隐藏干扰标签 */
.drgn{position:absolute;width:0;height:0;overflow:hidden;opacity:0;pointer-events:none;z-index:-9999}