/* 91 植物视频社区 - 全站样式表 */
/* Reset & Base */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:#333;line-height:1.8;background:#f8f9fa}
a{color:#2d7d46;text-decoration:none;transition:color .3s}
a:hover{color:#1a5c30}
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;color:#1a1a1a}
h1{font-size:2.4rem}
h2{font-size:2rem}
h3{font-size:1.6rem}
h4{font-size:1.3rem}
h5{font-size:1.1rem}
h6{font-size:1rem}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

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

/* Header */
.site-header{background:#fff;box-shadow:0 2px 12px rgba(0,0,0,.08);position:sticky;top:0;z-index:1000;transition:box-shadow .3s}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;max-width:1200px;margin:0 auto}
.site-logo{display:flex;align-items:center;gap:10px}
.site-logo img{height:48px;width:auto}
.site-logo span{font-size:1.5rem;font-weight:800;color:#2d7d46}
.main-nav{display:flex;align-items:center;gap:0}
.main-nav a{padding:10px 16px;font-size:.95rem;color:#333;font-weight:500;position:relative;transition:all .3s}
.main-nav a:hover,.main-nav a.active{color:#2d7d46}
.main-nav a::after{content:'';position:absolute;bottom:0;left:50%;width:0;height:2px;background:#2d7d46;transition:all .3s;transform:translateX(-50%)}
.main-nav a:hover::after,.main-nav a.active::after{width:60%}
.mobile-menu-btn{display:none;background:none;border:none;font-size:1.5rem;cursor:pointer;color:#333}

/* Search Bar */
.search-bar{background:#f0f7f2;padding:12px 0;border-bottom:1px solid #e0e8e2}
.search-bar .container{display:flex;align-items:center;justify-content:center;gap:10px}
.search-bar input{width:100%;max-width:560px;padding:10px 20px;border:2px solid #2d7d46;border-radius:25px;font-size:.95rem;outline:none;transition:border-color .3s}
.search-bar input:focus{border-color:#1a5c30;box-shadow:0 0 8px rgba(45,125,70,.2)}
.search-bar button{padding:10px 28px;background:#2d7d46;color:#fff;border:none;border-radius:25px;font-size:.95rem;cursor:pointer;transition:background .3s}
.search-bar button:hover{background:#1a5c30}

/* Banner */
.hero-banner{position:relative;height:520px;overflow:hidden;display:flex;align-items:center;justify-content:center}
.hero-banner img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover}
.hero-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(135deg,rgba(0,0,0,.55) 0%,rgba(45,125,70,.35) 100%)}
.hero-content{position:relative;z-index:2;text-align:center;color:#fff;max-width:800px;padding:0 20px}
.hero-content h1{font-size:2.8rem;margin-bottom:16px;text-shadow:2px 2px 8px rgba(0,0,0,.4)}
.hero-content p{font-size:1.15rem;margin-bottom:24px;text-shadow:1px 1px 4px rgba(0,0,0,.3)}
.hero-content .btn-group{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* Buttons */
.btn{display:inline-block;padding:12px 32px;border-radius:30px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s;border:none;text-align:center}
.btn-primary{background:#2d7d46;color:#fff}
.btn-primary:hover{background:#1a5c30;transform:translateY(-2px);box-shadow:0 4px 16px rgba(45,125,70,.3);color:#fff}
.btn-outline{background:transparent;color:#fff;border:2px solid #fff}
.btn-outline:hover{background:#fff;color:#2d7d46}
.btn-gold{background:linear-gradient(135deg,#c9a84c,#e8c95a);color:#1a1a1a}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 4px 16px rgba(201,168,76,.4)}

/* Breadcrumb */
.breadcrumb{padding:12px 0;font-size:.85rem;color:#888}
.breadcrumb a{color:#2d7d46}
.breadcrumb span{margin:0 6px;color:#ccc}

/* Section */
.section{padding:60px 0}
.section-alt{background:#fff}
.section-dark{background:#1a2e1f;color:#fff}
.section-header{text-align:center;margin-bottom:40px}
.section-header h2{margin-bottom:12px;position:relative;display:inline-block}
.section-header h2::after{content:'';display:block;width:60px;height:3px;background:#2d7d46;margin:12px auto 0}
.section-header p{color:#666;font-size:1.05rem;max-width:700px;margin:0 auto}
.section-dark .section-header p{color:#aaa}

/* Video Card */
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,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;position:relative}
.video-card:hover{transform:translateY(-6px);box-shadow:0 8px 32px rgba(0,0,0,.15)}
.video-thumb{position:relative;padding-top:56.25%;overflow:hidden;cursor:pointer}
.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(1.05)}
.video-play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:64px;height:64px;background:rgba(45,125,70,.85);border-radius:50%;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s;z-index:3}
.video-play-btn::after{content:'';display:block;width:0;height:0;border-style:solid;border-width:12px 0 12px 22px;border-color:transparent transparent transparent #fff;margin-left:4px}
.video-card:hover .video-play-btn{opacity:1}
.video-duration{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.75);color:#fff;padding:2px 8px;border-radius:4px;font-size:.8rem;z-index:3}
.video-info{padding:16px}
.video-info h3{font-size:1.05rem;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-info h4{font-size:.95rem;margin-bottom:6px}
.video-meta{display:flex;align-items:center;gap:16px;font-size:.85rem;color:#888;flex-wrap:wrap}
.video-meta span{display:flex;align-items:center;gap:4px}
.video-tag{display:inline-block;padding:2px 10px;background:#e8f5e9;color:#2d7d46;border-radius:12px;font-size:.78rem;margin-right:6px;margin-top:6px}

/* Expert Card */
.expert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.expert-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,.08);text-align:center;padding:30px 20px;transition:all .3s}
.expert-card:hover{transform:translateY(-4px);box-shadow:0 8px 28px rgba(0,0,0,.12)}
.expert-avatar{width:100px;height:100px;border-radius:50%;margin:0 auto 16px;background:#e8f5e9;display:flex;align-items:center;justify-content:center;font-size:2.5rem;color:#2d7d46;overflow:hidden}
.expert-card h4{margin-bottom:4px}
.expert-role{color:#2d7d46;font-size:.9rem;margin-bottom:8px}
.expert-desc{font-size:.88rem;color:#666;margin-bottom:12px}
.expert-social{display:flex;justify-content:center;gap:12px}
.expert-social a{width:36px;height:36px;border-radius:50%;background:#e8f5e9;display:flex;align-items:center;justify-content:center;color:#2d7d46;transition:all .3s;font-size:.85rem}
.expert-social a:hover{background:#2d7d46;color:#fff}

/* 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}
.faq-question{padding:18px 24px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-weight:600;font-size:1rem;transition:background .3s}
.faq-question:hover{background:#f0f7f2}
.faq-question::after{content:'+';font-size:1.4rem;color:#2d7d46;transition:transform .3s}
.faq-item.active .faq-question::after{content:'-';transform:rotate(180deg)}
.faq-answer{padding:0 24px;max-height:0;overflow:hidden;transition:all .4s ease;font-size:.95rem;color:#555}
.faq-item.active .faq-answer{padding:0 24px 18px;max-height:500px}

/* Reviews */
.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}
.review-card{background:#fff;border-radius:12px;padding:24px;box-shadow:0 4px 16px rgba(0,0,0,.06);position:relative}
.review-card::before{content:'\201C';position:absolute;top:10px;left:16px;font-size:3rem;color:#e8f5e9;font-family:Georgia,serif;line-height:1}
.review-stars{color:#f5a623;margin-bottom:8px;font-size:1.1rem}
.review-text{font-size:.95rem;color:#555;margin-bottom:12px;font-style:italic}
.review-author{display:flex;align-items:center;gap:10px}
.review-author-avatar{width:40px;height:40px;border-radius:50%;background:#e8f5e9;display:flex;align-items:center;justify-content:center;color:#2d7d46;font-weight:700;font-size:.9rem}
.review-author-info{font-size:.85rem}
.review-author-info strong{display:block;color:#333}
.review-author-info span{color:#888}

/* Community */
.community-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.community-card{background:#fff;border-radius:12px;padding:24px;text-align:center;box-shadow:0 4px 16px rgba(0,0,0,.06);transition:all .3s}
.community-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(0,0,0,.1)}
.community-icon{font-size:2.5rem;margin-bottom:12px}
.community-card h4{margin-bottom:8px}
.community-card p{font-size:.9rem;color:#666}

/* AI Section */
.ai-features{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}
.ai-card{background:linear-gradient(135deg,#f0f7f2,#e8f5e9);border-radius:12px;padding:30px;transition:all .3s;border:1px solid #d4e8d8}
.ai-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(45,125,70,.12)}
.ai-card h4{color:#2d7d46;margin-bottom:10px}
.ai-card p{font-size:.92rem;color:#555}

/* Partner Logos */
.partner-wall{display:flex;flex-wrap:wrap;justify-content:center;gap:30px;align-items:center}
.partner-logo{width:140px;height:70px;background:#fff;border-radius:8px;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px rgba(0,0,0,.06);padding:10px;transition:all .3s}
.partner-logo:hover{box-shadow:0 4px 16px rgba(0,0,0,.1);transform:scale(1.05)}

/* How-To Guide */
.howto-steps{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:24px;counter-reset:step}
.howto-step{background:#fff;border-radius:12px;padding:30px 20px;text-align:center;box-shadow:0 4px 16px rgba(0,0,0,.06);position:relative;counter-increment:step}
.howto-step::before{content:counter(step);display:flex;align-items:center;justify-content:center;width:48px;height:48px;background:#2d7d46;color:#fff;border-radius:50%;font-size:1.3rem;font-weight:700;margin:0 auto 16px}
.howto-step h4{margin-bottom:8px}
.howto-step p{font-size:.9rem;color:#666}

/* Contact */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.contact-card{background:#fff;border-radius:12px;padding:24px;text-align:center;box-shadow:0 4px 16px rgba(0,0,0,.06)}
.contact-card h4{margin-bottom:12px;color:#2d7d46}
.contact-card p{font-size:.9rem;color:#555;margin-bottom:6px}

/* Share Buttons */
.share-bar{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;padding:20px 0}
.share-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 20px;border-radius:20px;font-size:.88rem;color:#fff;transition:all .3s;cursor:pointer}
.share-btn:hover{transform:translateY(-2px);color:#fff}
.share-wechat{background:#07c160}
.share-weibo{background:#e6162d}
.share-douyin{background:#161823}
.share-bilibili{background:#00a1d6}

/* Footer */
.site-footer{background:#1a2e1f;color:#ccc;padding:50px 0 0}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:30px;margin-bottom:40px}
.footer-col h4{color:#fff;margin-bottom:16px;font-size:1.05rem}
.footer-col p,.footer-col a{font-size:.9rem;color:#aaa;display:block;margin-bottom:8px;transition:color .3s}
.footer-col a:hover{color:#4caf50}
.footer-qr{display:flex;gap:20px;justify-content:center}
.footer-qr-item{text-align:center}
.footer-qr-item img{width:120px;height:120px;border-radius:8px;margin-bottom:8px}
.footer-qr-item p{font-size:.82rem;color:#aaa}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;text-align:center;font-size:.85rem;color:#888}
.footer-bottom a{color:#4caf50}

/* MCP Frontend */
.mcp-widget{background:#0d1f14;border-radius:12px;padding:24px;margin-top:20px;border:1px solid #2d7d46}
.mcp-widget h5{color:#4caf50;margin-bottom:10px}
.mcp-widget .mcp-status{display:flex;align-items:center;gap:8px;font-size:.85rem;color:#aaa}
.mcp-widget .mcp-dot{width:8px;height:8px;border-radius:50%;background:#4caf50;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}

/* Page Banner */
.page-banner{position:relative;height:320px;overflow:hidden;display:flex;align-items:center;justify-content:center}
.page-banner img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover}
.page-banner .hero-overlay{background:linear-gradient(135deg,rgba(0,0,0,.6) 0%,rgba(45,125,70,.4) 100%)}
.page-banner-content{position:relative;z-index:2;text-align:center;color:#fff}
.page-banner-content h1{font-size:2.2rem;text-shadow:2px 2px 8px rgba(0,0,0,.4)}
.page-banner-content p{font-size:1.05rem;margin-top:8px;text-shadow:1px 1px 4px rgba(0,0,0,.3)}

/* Responsive */
@media(max-width:768px){
  .header-inner{flex-wrap:wrap}
  .main-nav{display:none;width:100%;flex-direction:column;padding:10px 0}
  .main-nav.active{display:flex}
  .mobile-menu-btn{display:block}
  .hero-banner{height:380px}
  .hero-content h1{font-size:1.8rem}
  .hero-content p{font-size:.95rem}
  .section{padding:40px 0}
  .video-grid{grid-template-columns:1fr}
  .expert-grid{grid-template-columns:1fr}
  .review-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  h1{font-size:1.8rem}
  h2{font-size:1.5rem}
  .page-banner{height:240px}
  .page-banner-content h1{font-size:1.6rem}
}
@media(max-width:480px){
  .hero-banner{height:300px}
  .hero-content h1{font-size:1.5rem}
  .btn{padding:10px 24px;font-size:.9rem}
  .search-bar input{padding:8px 16px}
  .search-bar button{padding:8px 20px}
}

/* Lazy Load */
img[data-src]{opacity:0;transition:opacity .5s}
img.loaded{opacity:1}

/* Video Overlay */
.video-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(to bottom,transparent 60%,rgba(0,0,0,.6) 100%);z-index:2}

/* Tags */
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;padding:20px 0}
.tag-cloud a{padding:6px 16px;background:#e8f5e9;color:#2d7d46;border-radius:20px;font-size:.85rem;transition:all .3s}
.tag-cloud a:hover{background:#2d7d46;color:#fff}

/* Stats */
.stats-bar{display:flex;justify-content:center;gap:40px;flex-wrap:wrap;padding:30px 0}
.stat-item{text-align:center}
.stat-num{font-size:2.2rem;font-weight:800;color:#2d7d46}
.stat-label{font-size:.9rem;color:#666}

/* Inner page content */
.page-content{padding:40px 0}
.page-content p{margin-bottom:16px;line-height:1.9}
.page-content h2{margin:30px 0 16px}
.page-content h3{margin:24px 0 12px}

/* Table */
.data-table{width:100%;border-collapse:collapse;margin:20px 0}
.data-table th,.data-table td{padding:12px 16px;border:1px solid #e0e0e0;text-align:left;font-size:.92rem}
.data-table th{background:#2d7d46;color:#fff}
.data-table tr:nth-child(even){background:#f8f9fa}

/* EEAT Bar */
.eeat-bar{background:#f0f7f2;border-bottom:1px solid #d4e8d8;padding:10px 0;font-size:.82rem;color:#555}
.eeat-inner{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:center}
.eeat-item{display:flex;align-items:center;gap:4px}
.eeat-item a{color:#2d7d46;font-weight:600}

/* Editorial Notice */
.editorial-notice{background:#fff;border:1px solid #d4e8d8;border-radius:10px;padding:20px 24px;max-width:800px;margin:0 auto;text-align:center}
.editorial-notice h5{color:#2d7d46;margin-bottom:8px}
.editorial-notice p{font-size:.88rem;color:#666;line-height:1.7}

/* Video Badge */
.video-badge{position:absolute;top:8px;left:8px;background:linear-gradient(135deg,#c9a84c,#e8c95a);color:#1a1a1a;padding:3px 12px;border-radius:12px;font-size:.75rem;font-weight:700;z-index:3}

/* Video Author */
.video-author{font-size:.82rem;color:#888;margin:4px 0}
.video-author a{color:#2d7d46;font-weight:600}

/* H5 Video Element */
.video-h5{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;z-index:1;display:none}
.video-poster{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;z-index:2;transition:transform .5s}
.video-card:hover .video-poster{transform:scale(1.05)}

/* TikTok Style Short Video */
.tiktok-section{padding:60px 0;background:#000}
.tiktok-header{text-align:center;margin-bottom:30px}
.tiktok-header h2{color:#fff}
.tiktok-header p{color:#aaa;font-size:1rem}
.tiktok-scroll{display:flex;gap:16px;overflow-x:auto;padding:0 20px 20px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.tiktok-scroll::-webkit-scrollbar{display:none}
.tiktok-card{flex:0 0 220px;scroll-snap-align:start;position:relative;border-radius:16px;overflow:hidden;height:390px;background:#111;cursor:pointer;transition:transform .3s}
.tiktok-card:hover{transform:scale(1.03)}
.tiktok-card img{width:100%;height:100%;object-fit:cover}
.tiktok-card video{width:100%;height:100%;object-fit:cover;display:none}
.tiktok-info{position:absolute;bottom:0;left:0;right:0;padding:16px;background:linear-gradient(to top,rgba(0,0,0,.8) 0%,transparent 100%);color:#fff;z-index:2}
.tiktok-info h5{font-size:.88rem;margin-bottom:4px;color:#fff}
.tiktok-info p{font-size:.75rem;color:#ccc}
.tiktok-play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:48px;height:48px;background:rgba(255,255,255,.3);border-radius:50%;display:flex;align-items:center;justify-content:center;z-index:3;opacity:0;transition:opacity .3s}
.tiktok-play::after{content:'';width:0;height:0;border-style:solid;border-width:10px 0 10px 18px;border-color:transparent transparent transparent #fff;margin-left:3px}
.tiktok-card:hover .tiktok-play{opacity:1}

/* Card Stats */
.card-stats{font-size:.78rem;color:#2d7d46;margin-top:8px;font-weight:600}

/* Plant Review Section */
.review-section{padding:60px 0;background:#f8f9fa}
.review-table{width:100%;border-collapse:collapse;margin:20px 0;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.06)}
.review-table th,.review-table td{padding:14px 16px;text-align:left;font-size:.9rem;border-bottom:1px solid #f0f0f0}
.review-table th{background:#2d7d46;color:#fff;font-weight:600}
.review-table tr:hover{background:#f0f7f2}
.review-score{display:inline-flex;align-items:center;gap:4px;font-weight:700;color:#2d7d46}

/* Responsive additions */
@media(max-width:768px){
  .eeat-inner{flex-direction:column;gap:6px}
  .tiktok-card{flex:0 0 180px;height:320px}
  .community-grid{grid-template-columns:1fr 1fr}
  .ai-features{grid-template-columns:1fr}
  .howto-steps{grid-template-columns:1fr 1fr}
  .stats-bar{gap:20px}
  .stat-num{font-size:1.6rem}
}
@media(max-width:480px){
  .community-grid{grid-template-columns:1fr}
  .howto-steps{grid-template-columns:1fr}
  .tiktok-card{flex:0 0 160px;height:280px}
}