/* ============================================
   海角网 - 动物写真视频社区 原创CSS样式表
   域名: 823575.cn
   风格: 暗黑科技风（黑料网风格）
   主色: #0a0a1a 背景 / #00e87b 主色 / #00c9ff 辅色
   ============================================ */

/* === 基础重置 === */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",Arial,sans-serif;background:#0a0a1a;color:#d0d0d0;line-height:1.7;overflow-x:hidden}
a{color:#00e87b;text-decoration:none;transition:color .25s}
a:hover{color:#00c9ff}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
h1,h2,h3,h4,h5,h6{color:#f0f0f0;font-weight:700;line-height:1.3}

/* === 容器 === */
.container{max-width:1280px;margin:0 auto;padding:0 20px}
.section{padding:50px 0}
.section-title{font-size:28px;text-align:center;margin-bottom:35px;position:relative;padding-bottom:15px}
.section-title::after{content:"";position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:80px;height:3px;background:linear-gradient(90deg,#00e87b,#00c9ff);border-radius:2px}

/* === 头部导航 === */
.header{position:fixed;top:0;left:0;width:100%;z-index:9999;background:rgba(10,10,26,.92);backdrop-filter:blur(12px);border-bottom:1px solid rgba(0,232,123,.15);transition:all .3s}
.header .container{display:flex;align-items:center;justify-content:space-between;height:65px}
.header-logo{display:flex;align-items:center;gap:10px}
.header-logo img{height:42px;width:auto}
.header-logo span{font-size:22px;font-weight:800;color:#00e87b;letter-spacing:1px}
.nav-list{display:flex;gap:6px}
.nav-list a{padding:8px 14px;font-size:14px;color:#c0c0c0;border-radius:6px;transition:all .25s}
.nav-list a:hover,.nav-list a.active{color:#00e87b;background:rgba(0,232,123,.1)}
.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2px;background:#00e87b;border-radius:2px;transition:all .3s}

/* === 搜索框 === */
.search-bar{background:rgba(15,15,35,.95);border-bottom:1px solid rgba(0,232,123,.1);padding:12px 0;margin-top:65px}
.search-bar .container{display:flex;justify-content:center}
.search-wrap{position:relative;width:100%;max-width:580px}
.search-wrap input{width:100%;padding:12px 50px 12px 20px;background:rgba(30,30,60,.8);border:1px solid rgba(0,232,123,.25);border-radius:25px;color:#e0e0e0;font-size:15px;outline:none;transition:border-color .3s}
.search-wrap input:focus{border-color:#00e87b;box-shadow:0 0 15px rgba(0,232,123,.15)}
.search-wrap input::placeholder{color:#666}
.search-wrap button{position:absolute;right:5px;top:50%;transform:translateY(-50%);background:#00e87b;border:none;color:#0a0a1a;width:38px;height:38px;border-radius:50%;cursor:pointer;font-size:16px;transition:background .3s}
.search-wrap button:hover{background:#00c9ff}

/* === Banner === */
.banner{position:relative;width:100%;min-height:480px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#0a0a1a}
.banner-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:brightness(.45);z-index:1}
.banner-content{position:relative;z-index:2;text-align:center;padding:40px 20px;max-width:800px}
.banner-content h1{font-size:42px;margin-bottom:15px;text-shadow:0 0 30px rgba(0,232,123,.3)}
.banner-content h1 em{font-style:normal;color:#00e87b}
.banner-content p{font-size:17px;color:#b0b0b0;margin-bottom:25px;line-height:1.8}
.banner-btn{display:inline-block;padding:13px 36px;background:linear-gradient(135deg,#00e87b,#00c9ff);color:#0a0a1a;font-size:16px;font-weight:700;border-radius:30px;transition:all .3s;box-shadow:0 4px 20px rgba(0,232,123,.3)}
.banner-btn:hover{transform:translateY(-2px);box-shadow:0 6px 30px rgba(0,232,123,.45);color:#0a0a1a}

/* === 视频卡片 === */
.video-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.video-card{position:relative;background:#12122a;border-radius:10px;overflow:hidden;border:1px solid rgba(0,232,123,.08);transition:all .35s;cursor:pointer}
.video-card:hover{transform:translateY(-5px);border-color:rgba(0,232,123,.3);box-shadow:0 8px 30px rgba(0,232,123,.12)}
.video-thumb{position:relative;width:100%;padding-top:56.25%;overflow:hidden;background:#0d0d20}
.video-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .4s}
.video-card:hover .video-thumb img{transform:scale(1.06)}
.video-play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:55px;height:55px;background:rgba(0,232,123,.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:"";width:0;height:0;border-left:20px solid #0a0a1a;border-top:12px solid transparent;border-bottom:12px solid transparent;margin-left:4px}
.video-card:hover .video-play-btn{opacity:1}
.video-duration{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.8);color:#fff;padding:2px 8px;border-radius:4px;font-size:12px;z-index:3}
.video-info{padding:14px}
.video-info h3{font-size:14px;color:#e0e0e0;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.5}
.video-meta{display:flex;justify-content:space-between;font-size:12px;color:#777}
.video-meta .views::before{content:"\25B6 ";font-size:10px}
.video-tag{display:inline-block;padding:2px 8px;background:rgba(0,232,123,.1);color:#00e87b;border-radius:3px;font-size:11px;margin-top:6px}

/* === 栏目模块 === */
.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}
.category-card{position:relative;border-radius:12px;overflow:hidden;min-height:220px;display:flex;align-items:flex-end;transition:all .35s}
.category-card:hover{transform:translateY(-4px);box-shadow:0 10px 35px rgba(0,0,0,.5)}
.category-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.category-card:hover img{transform:scale(1.08)}
.category-card .overlay{position:relative;z-index:2;width:100%;padding:25px 20px;background:linear-gradient(transparent,rgba(0,0,0,.85))}
.category-card h3{font-size:20px;color:#fff;margin-bottom:5px}
.category-card p{font-size:13px;color:#aaa}

/* === 专家展示 === */
.expert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.expert-card{background:#12122a;border-radius:10px;padding:25px 20px;text-align:center;border:1px solid rgba(0,232,123,.08);transition:all .3s}
.expert-card:hover{border-color:rgba(0,232,123,.3);box-shadow:0 5px 25px rgba(0,232,123,.1)}
.expert-avatar{width:80px;height:80px;border-radius:50%;margin:0 auto 15px;border:2px solid #00e87b;overflow:hidden;background:#1a1a3a}
.expert-avatar img{width:100%;height:100%;object-fit:cover}
.expert-card h4{font-size:16px;color:#f0f0f0;margin-bottom:4px}
.expert-card .role{font-size:13px;color:#00e87b;margin-bottom:10px}
.expert-card .desc{font-size:12px;color:#888;line-height:1.6;margin-bottom:12px}
.expert-card .badges{display:flex;gap:5px;justify-content:center;flex-wrap:wrap;margin-bottom:12px}
.expert-card .badge{padding:2px 8px;background:rgba(0,201,255,.1);color:#00c9ff;border-radius:3px;font-size:11px}
.expert-btn{display:inline-block;padding:7px 18px;border:1px solid #00e87b;color:#00e87b;border-radius:20px;font-size:13px;transition:all .25s}
.expert-btn:hover{background:#00e87b;color:#0a0a1a}

/* === FAQ === */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#12122a;border:1px solid rgba(0,232,123,.08);border-radius:8px;margin-bottom:12px;overflow:hidden}
.faq-q{padding:16px 20px;font-size:15px;color:#e0e0e0;cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:background .3s}
.faq-q:hover{background:rgba(0,232,123,.05)}
.faq-q::after{content:"+";font-size:20px;color:#00e87b;transition:transform .3s}
.faq-item.active .faq-q::after{transform:rotate(45deg)}
.faq-a{padding:0 20px;max-height:0;overflow:hidden;transition:all .4s;color:#999;font-size:14px;line-height:1.8}
.faq-item.active .faq-a{padding:0 20px 16px;max-height:500px}

/* === 用户评论 === */
.review-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.review-card{background:#12122a;border-radius:10px;padding:22px;border:1px solid rgba(0,232,123,.08)}
.review-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.review-avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,#00e87b,#00c9ff);display:flex;align-items:center;justify-content:center;color:#0a0a1a;font-weight:700;font-size:18px}
.review-name{font-size:14px;color:#e0e0e0}
.review-date{font-size:12px;color:#666}
.review-stars{color:#ffc107;font-size:14px;margin-bottom:8px;letter-spacing:2px}
.review-text{font-size:13px;color:#999;line-height:1.7}

/* === 合作品牌 === */
.brand-wall{display:flex;flex-wrap:wrap;gap:20px;justify-content:center}
.brand-item{width:140px;height:70px;background:#12122a;border-radius:8px;display:flex;align-items:center;justify-content:center;border:1px solid rgba(0,232,123,.08);transition:all .3s;font-size:14px;color:#888;font-weight:600}
.brand-item:hover{border-color:#00e87b;color:#00e87b}

/* === How-To指南 === */
.howto-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:30px}
.howto-step{text-align:center;padding:25px 15px;background:#12122a;border-radius:10px;border:1px solid rgba(0,232,123,.08)}
.howto-num{width:45px;height:45px;border-radius:50%;background:linear-gradient(135deg,#00e87b,#00c9ff);color:#0a0a1a;font-size:20px;font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 15px}
.howto-step h4{font-size:15px;color:#e0e0e0;margin-bottom:8px}
.howto-step p{font-size:13px;color:#888;line-height:1.6}

/* === 联系我们 === */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}
.contact-card{background:#12122a;border-radius:10px;padding:25px;text-align:center;border:1px solid rgba(0,232,123,.08)}
.contact-card h4{font-size:16px;color:#00e87b;margin-bottom:12px}
.contact-card p{font-size:13px;color:#999;line-height:1.8}
.contact-card .highlight{color:#00e87b;font-weight:600}

/* === 社交分享 === */
.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:10px 20px;border-radius:25px;font-size:13px;font-weight:600;transition:all .3s;border:1px solid rgba(255,255,255,.1);color:#d0d0d0}
.share-btn:hover{transform:translateY(-2px);color:#fff}
.share-btn.wechat{border-color:rgba(7,193,96,.4);color:#07c160}
.share-btn.wechat:hover{background:rgba(7,193,96,.15)}
.share-btn.weibo{border-color:rgba(230,73,45,.4);color:#e6492d}
.share-btn.weibo:hover{background:rgba(230,73,45,.15)}
.share-btn.douyin{border-color:rgba(0,232,123,.4);color:#00e87b}
.share-btn.douyin:hover{background:rgba(0,232,123,.15)}
.share-btn.bilibili{border-color:rgba(0,174,236,.4);color:#00aeec}
.share-btn.bilibili:hover{background:rgba(0,174,236,.15)}

/* === 页脚 === */
.footer{background:#08081a;border-top:1px solid rgba(0,232,123,.1);padding:45px 0 20px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px;margin-bottom:30px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:15px}
.footer-brand img{height:36px}
.footer-brand span{font-size:20px;font-weight:800;color:#00e87b}
.footer-desc{font-size:13px;color:#777;line-height:1.7;margin-bottom:15px}
.footer h5{font-size:15px;color:#e0e0e0;margin-bottom:15px;padding-bottom:8px;border-bottom:1px solid rgba(0,232,123,.1)}
.footer-links a{display:block;font-size:13px;color:#888;padding:4px 0;transition:color .25s}
.footer-links a:hover{color:#00e87b}
.footer-qr{display:flex;gap:15px;margin-top:10px}
.footer-qr img{width:90px;height:90px;border-radius:6px;border:1px solid rgba(0,232,123,.15)}
.footer-bottom{text-align:center;padding-top:20px;border-top:1px solid rgba(255,255,255,.05);font-size:12px;color:#555}
.footer-bottom a{color:#00e87b}

/* === 面包屑 === */
.breadcrumb{padding:12px 0;font-size:13px;color:#666}
.breadcrumb a{color:#00e87b}
.breadcrumb span{margin:0 6px;color:#444}

/* === 标签云 === */
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;margin-top:15px}
.tag-cloud a{padding:5px 14px;background:rgba(0,232,123,.08);color:#00e87b;border-radius:15px;font-size:12px;transition:all .25s;border:1px solid rgba(0,232,123,.1)}
.tag-cloud a:hover{background:rgba(0,232,123,.2);border-color:#00e87b}

/* === 干扰标签隐藏 === */
.dx-noise{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;opacity:0;pointer-events:none}

/* === 响应式 === */
@media(max-width:1024px){
    .video-grid{grid-template-columns:repeat(3,1fr)}
    .expert-grid{grid-template-columns:repeat(2,1fr)}
    .category-grid{grid-template-columns:repeat(2,1fr)}
    .footer-grid{grid-template-columns:1fr 1fr}
    .howto-steps{grid-template-columns:repeat(2,1fr)}
    .contact-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
    .video-grid{grid-template-columns:repeat(2,1fr)}
    .category-grid{grid-template-columns:1fr}
    .expert-grid{grid-template-columns:1fr}
    .review-grid{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr}
    .howto-steps{grid-template-columns:1fr}
    .contact-grid{grid-template-columns:1fr}
    .nav-list{display:none;position:absolute;top:65px;left:0;width:100%;background:rgba(10,10,26,.98);flex-direction:column;padding:15px;border-bottom:1px solid rgba(0,232,123,.15)}
    .nav-list.show{display:flex}
    .nav-toggle{display:flex}
    .banner-content h1{font-size:28px}
    .section-title{font-size:22px}
    .banner{min-height:360px}
    .header .container{padding:0 15px}
}
@media(max-width:480px){
    .video-grid{grid-template-columns:1fr}
    .share-bar{flex-direction:column;align-items:center}
    .banner-content h1{font-size:22px}
    .banner-content p{font-size:14px}
}