/* 网红主播社区 - 全站样式 iiiqhf.cn */
*{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;background:#f8faf8;line-height:1.8}
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 20px}
/* 头部导航 */
.site-header{background:#1a3c1a;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 20px;max-width:1200px;margin:0 auto}
.logo-area{display:flex;align-items:center;gap:10px}
.logo-area img{width:50px;height:50px;border-radius:8px}
.logo-area h1{font-size:1.4rem;color:#7cfc00;letter-spacing:2px}
.logo-area h1 span{color:#fff;font-size:.8rem;display:block;letter-spacing:0}
.main-nav{display:flex;gap:0}
.main-nav a{color:#ddd;padding:12px 16px;font-size:.95rem;transition:all .3s;border-bottom:3px solid transparent}
.main-nav a:hover,.main-nav a.active{color:#7cfc00;border-bottom-color:#7cfc00;background:rgba(255,255,255,.05)}
/* 搜索框 */
.search-bar{background:#143014;padding:10px 0;border-bottom:1px solid #2d5c2d}
.search-bar .container{display:flex;justify-content:center}
.search-box{display:flex;max-width:600px;width:100%}
.search-box input{flex:1;padding:10px 18px;border:2px solid #3a7a3a;border-right:none;border-radius:25px 0 0 25px;background:#0d1f0d;color:#ccc;font-size:.95rem;outline:none}
.search-box input:focus{border-color:#7cfc00}
.search-box button{padding:10px 25px;background:#2d8c3c;color:#fff;border:none;border-radius:0 25px 25px 0;cursor:pointer;font-size:.95rem;transition:background .3s}
.search-box button:hover{background:#3aad4a}
/* Banner */
.hero-banner{position:relative;height:500px;background-size:cover;background-position:center;background-repeat:no-repeat;display:flex;align-items:center;justify-content:center;overflow:hidden}
.hero-banner::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(10,30,10,.85),rgba(20,60,20,.6))}
.hero-content{position:relative;z-index:2;text-align:center;color:#fff;padding:40px;max-width:800px}
.hero-content h1{font-size:2.8rem;margin-bottom:15px;text-shadow:0 3px 10px rgba(0,0,0,.5)}
.hero-content h2{font-size:1.5rem;color:#7cfc00;margin-bottom:20px;font-weight:400}
.hero-content p{font-size:1.1rem;line-height:1.9;color:#ddd;margin-bottom:25px}
.hero-btn{display:inline-block;padding:14px 40px;background:linear-gradient(135deg,#2d8c3c,#1a6b28);color:#fff;border-radius:30px;font-size:1.1rem;transition:transform .3s,box-shadow .3s;box-shadow:0 4px 15px rgba(45,140,60,.4)}
.hero-btn:hover{transform:translateY(-3px);box-shadow:0 8px 25px rgba(45,140,60,.6);color:#fff}
/* 通用区块 */
.section{padding:60px 0}
.section-alt{background:#eef5ee}
.section-dark{background:#1a3c1a;color:#fff}
.section-title{text-align:center;margin-bottom:40px}
.section-title h2{font-size:2rem;color:#1a3c1a;margin-bottom:10px;position:relative;display:inline-block}
.section-title h2::after{content:'';display:block;width:60px;height:3px;background:#2d8c3c;margin:10px auto 0}
.section-dark .section-title h2{color:#7cfc00}
.section-dark .section-title h2::after{background:#7cfc00}
.section-title p{color:#666;font-size:1.05rem}
.section-dark .section-title p{color:#aaa}
/* 视频卡片网格 */
.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,.08);transition:transform .3s,box-shadow .3s}
.video-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px rgba(0,0,0,.15)}
.video-thumb{position:relative;padding-top:133%;overflow:hidden;cursor:pointer}
.video-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.video-thumb video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.video-thumb .video-poster{z-index:2}
.video-card:hover .video-thumb img{transform:scale(1.05)}
.play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:60px;height:60px;background:rgba(45,140,60,.85);border-radius:50%;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s;pointer-events:none;z-index:5}
.play-btn::after{content:'';border-left:20px solid #fff;border-top:12px solid transparent;border-bottom:12px solid transparent;margin-left:4px}
.video-card:hover .play-btn{opacity:1}
.video-info{padding:15px}
.video-info h3{font-size:1.05rem;color:#1a3c1a;margin-bottom:8px;line-height:1.4}
.video-info p{font-size:.85rem;color:#888;line-height:1.5}
.video-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px;font-size:.8rem;color:#999}
.video-meta span{display:flex;align-items:center;gap:4px}
.video-meta .video-date{color:#2d8c3c}
.video-meta .video-author{color:#666}
/* 标签 */
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.tag{display:inline-block;padding:4px 12px;background:#e8f5e9;color:#2d8c3c;border-radius:15px;font-size:.8rem;transition:background .3s}
.tag:hover{background:#c8e6c9}
/* 专家卡片 */
.expert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:25px}
.expert-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 15px rgba(0,0,0,.08);text-align:center;padding:30px 20px;transition:transform .3s}
.expert-card:hover{transform:translateY(-5px)}
.expert-card img{width:120px;height:120px;border-radius:50%;margin:0 auto 15px;object-fit:cover;border:4px solid #e8f5e9}
.expert-card h3{font-size:1.1rem;color:#1a3c1a;margin-bottom:5px}
.expert-card .role{color:#2d8c3c;font-size:.9rem;margin-bottom:10px}
.expert-card p{font-size:.85rem;color:#666;line-height:1.6}
.expert-card .btn-sm{display:inline-block;margin-top:12px;padding:8px 20px;background:#2d8c3c;color:#fff;border-radius:20px;font-size:.85rem;transition:background .3s}
.expert-card .btn-sm:hover{background:#1a6b28;color:#fff}
.expert-links{margin-top:10px;display:flex;justify-content:center;gap:12px}
.expert-links a{display:inline-block;padding:4px 12px;background:#e8f5e9;color:#2d8c3c;border-radius:15px;font-size:.8rem;transition:all .3s}
.expert-links a:hover{background:#2d8c3c;color:#fff}
/* FAQ */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{border:1px solid #e0e0e0;border-radius:8px;margin-bottom:12px;overflow:hidden}
.faq-q{padding:18px 20px;background:#fff;cursor:pointer;font-weight:700;color:#1a3c1a;display:flex;justify-content:space-between;align-items:center;transition:background .3s}
.faq-q:hover{background:#f0f8f0}
.faq-q::after{content:'+';font-size:1.4rem;color:#2d8c3c;transition:transform .3s}
.faq-item.active .faq-q::after{transform:rotate(45deg)}
.faq-a{padding:0 20px;max-height:0;overflow:hidden;transition:max-height .4s ease,padding .4s ease;color:#555;line-height:1.8}
.faq-item.active .faq-a{max-height:300px;padding:15px 20px}
/* 评论 */
.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:25px}
.review-card{background:#fff;border-radius:12px;padding:25px;box-shadow:0 4px 15px rgba(0,0,0,.08);position:relative}
.review-card::before{content:'\201C';font-size:4rem;color:#e8f5e9;position:absolute;top:10px;left:15px;line-height:1}
.review-card .stars{color:#f5a623;margin-bottom:10px;font-size:1.1rem}
.review-card p{font-size:.95rem;color:#555;line-height:1.7;position:relative;z-index:1}
.review-card .reviewer{margin-top:15px;font-weight:700;color:#1a3c1a;font-size:.9rem}
/* 合作品牌墙 */
.brand-wall{display:flex;flex-wrap:wrap;justify-content:center;gap:30px;align-items:center}
.brand-wall .brand-item{padding:15px 25px;background:#fff;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,.06);font-size:1.1rem;color:#1a3c1a;font-weight:700;transition:transform .3s}
.brand-wall .brand-item:hover{transform:scale(1.05)}
/* 联系我们 */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:30px}
.contact-card{background:#fff;border-radius:12px;padding:30px;box-shadow:0 4px 15px rgba(0,0,0,.08)}
.contact-card h3{color:#1a3c1a;margin-bottom:15px;font-size:1.2rem}
.contact-card p{color:#555;margin-bottom:8px;font-size:.95rem}
.contact-card .qr-img{width:150px;margin:15px auto 0;border-radius:8px}
/* 社交分享 */
.share-bar{display:flex;justify-content:center;gap:15px;padding:20px 0}
.share-btn{display:inline-flex;align-items:center;gap:6px;padding:10px 20px;border-radius:25px;color:#fff;font-size:.9rem;transition:transform .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:#0d1f0d;color:#aaa;padding:40px 0 20px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:30px;margin-bottom:30px}
.footer-col h4{color:#7cfc00;margin-bottom:15px;font-size:1.05rem}
.footer-col p,.footer-col a{color:#888;font-size:.9rem;line-height:2}
.footer-col a:hover{color:#7cfc00}
.footer-col ul{list-style:none}
.footer-col ul li a{display:block}
.footer-bottom{text-align:center;padding-top:20px;border-top:1px solid #1a3c1a;font-size:.85rem;color:#666}
.footer-bottom .update-time{margin-top:8px;color:#555}
/* 面包屑 */
.breadcrumb{padding:12px 0;font-size:.9rem;color:#888}
.breadcrumb a{color:#2d8c3c}
.breadcrumb span{margin:0 8px;color:#ccc}
/* 内页banner */
.page-banner{position:relative;height:300px;background-size:cover;background-position:center;display:flex;align-items:center;justify-content:center}
.page-banner::before{content:'';position:absolute;inset:0;background:rgba(10,30,10,.7)}
.page-banner h1{position:relative;z-index:2;color:#fff;font-size:2.2rem;text-shadow:0 3px 10px rgba(0,0,0,.5)}
/* AI赋能模块 */
.ai-features{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:25px}
.ai-card{background:linear-gradient(135deg,#1a3c1a,#2d5c2d);border-radius:12px;padding:30px;color:#fff;transition:transform .3s}
.ai-card:hover{transform:translateY(-5px)}
.ai-card h3{color:#7cfc00;margin-bottom:12px;font-size:1.15rem}
.ai-card p{color:#ccc;font-size:.95rem;line-height:1.7}
/* How-To指南 */
.howto-steps{max-width:800px;margin:0 auto}
.howto-step{display:flex;gap:20px;margin-bottom:30px;align-items:flex-start}
.step-num{width:50px;height:50px;background:#2d8c3c;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.3rem;font-weight:700;flex-shrink:0}
.step-content h3{color:#1a3c1a;margin-bottom:8px}
.step-content p{color:#555;font-size:.95rem}
/* 响应式 */
@media(max-width:768px){
.header-inner{flex-direction:column;gap:10px}
.main-nav{flex-wrap:wrap;justify-content:center}
.main-nav a{padding:8px 12px;font-size:.85rem}
.hero-banner{height:400px}
.hero-content h1{font-size:1.8rem}
.hero-content h2{font-size:1.2rem}
.video-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
.section{padding:40px 0}
.footer-grid{grid-template-columns:1fr}
.ai-features{grid-template-columns:1fr}
.contact-grid{grid-template-columns:1fr}
.video-thumb video{width:100%;height:100%}
.expert-grid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
}
@media(max-width:480px){
.hero-banner{height:300px}
.hero-content h1{font-size:1.5rem}
.video-grid{grid-template-columns:1fr 1fr;gap:12px}
.main-nav a{padding:6px 8px;font-size:.8rem}
.expert-grid{grid-template-columns:1fr}
}
/* 懒加载 */
img[loading="lazy"]{opacity:0;transition:opacity .5s}
img[loading="lazy"].loaded,img[loading="lazy"][src]{opacity:1}
/* MCP前端占位 */
.mcp-widget{background:#f0f8f0;border:2px dashed #2d8c3c;border-radius:12px;padding:30px;text-align:center;color:#2d8c3c;margin:20px 0}