/* 海角社区 - 游戏解说与视频社区 原创样式 */
/* 配色：深空紫#0d0b1a 电光蓝#00d4ff 品红#ff2d78 金色#ffd700 */
:root{--bg-dark:#0d0b1a;--bg-card:#151230;--bg-card2:#1a1545;--primary:#00d4ff;--accent:#ff2d78;--gold:#ffd700;--text:#e8e6f0;--text-muted:#9b97b0;--border:#2a2555;--gradient:linear-gradient(135deg,#00d4ff,#7b2ff7,#ff2d78)}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'PingFang SC','Microsoft YaHei','Helvetica Neue',sans-serif;background:var(--bg-dark);color:var(--text);line-height:1.7;overflow-x:hidden}
a{color:var(--primary);text-decoration:none;transition:color .3s}
a:hover{color:var(--accent)}
img{max-width:100%;height:auto}
.container{max-width:1280px;margin:0 auto;padding:0 20px}
/* 导航 */
.nav-wrap{position:fixed;top:0;left:0;width:100%;z-index:999;background:rgba(13,11,26,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);transition:all .3s}
.nav-inner{display:flex;align-items:center;justify-content:space-between;max-width:1280px;margin:0 auto;padding:8px 20px}
.nav-logo{display:flex;align-items:center;gap:10px}
.nav-logo img{height:42px;width:auto}
.nav-logo span{font-size:20px;font-weight:700;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.nav-links{display:flex;gap:24px;list-style:none}
.nav-links a{color:var(--text);font-size:15px;font-weight:500;padding:6px 0;position:relative}
.nav-links a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--primary);transition:width .3s}
.nav-links a:hover::after{width:100%}
.nav-links a:hover{color:var(--primary)}
/* 搜索框 */
.search-bar{display:flex;align-items:center;background:rgba(255,255,255,.06);border:1px solid var(--border);border-radius:24px;padding:4px 4px 4px 16px;max-width:600px;margin:16px auto;transition:border-color .3s}
.search-bar:focus-within{border-color:var(--primary)}
.search-bar input{flex:1;background:none;border:none;color:var(--text);font-size:14px;outline:none;padding:6px 0}
.search-bar input::placeholder{color:var(--text-muted)}
.search-bar button{background:var(--gradient);border:none;color:#fff;padding:8px 20px;border-radius:20px;cursor:pointer;font-size:14px;font-weight:600;transition:opacity .3s}
.search-bar button:hover{opacity:.85}
/* Banner */
.banner{position:relative;width:100%;min-height:520px;display:flex;align-items:center;justify-content:center;overflow:hidden;margin-top:60px}
.banner-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:brightness(.55)}
.banner-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,11,26,.3) 0%,rgba(13,11,26,.85) 100%)}
.banner-content{position:relative;z-index:2;text-align:center;padding:60px 20px}
.banner-content h1{font-size:48px;font-weight:800;margin-bottom:16px;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;text-shadow:0 0 40px rgba(0,212,255,.3)}
.banner-content p{font-size:18px;color:var(--text-muted);max-width:700px;margin:0 auto 24px}
.banner-content .tag-row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.banner-content .tag{background:rgba(0,212,255,.12);border:1px solid rgba(0,212,255,.3);color:var(--primary);padding:6px 18px;border-radius:20px;font-size:13px}
/* 区块通用 */
.section{padding:60px 0}
.section-title{text-align:center;margin-bottom:40px}
.section-title h2{font-size:32px;font-weight:700;margin-bottom:8px}
.section-title h2 .hl{color:var(--primary)}
.section-title p{color:var(--text-muted);font-size:15px}
.section-alt{background:var(--bg-card)}
/* 视频卡片 */
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.video-card{background:var(--bg-card2);border-radius:12px;overflow:hidden;transition:transform .3s,box-shadow .3s;cursor:pointer;border:1px solid var(--border)}
.video-card:hover{transform:translateY(-6px);box-shadow:0 12px 40px rgba(0,212,255,.15)}
.video-thumb{position:relative;padding-top:56.25%;overflow:hidden}
.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(1.08)}
.play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:56px;height:56px;background:rgba(0,212,255,.85);border-radius:50%;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s;pointer-events:none}
.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:3px}
.video-card:hover .play-btn{opacity:1}
.video-info{padding:14px 16px}
.video-info h3{font-size:15px;font-weight:600;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-meta{display:flex;gap:12px;color:var(--text-muted);font-size:12px}
.video-meta span{display:flex;align-items:center;gap:4px}
.duration-badge{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.75);color:#fff;padding:2px 8px;border-radius:4px;font-size:12px}
/* 模块卡片 */
.module-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}
.module-card{background:var(--bg-card2);border:1px solid var(--border);border-radius:12px;padding:28px 22px;text-align:center;transition:all .3s}
.module-card:hover{border-color:var(--primary);box-shadow:0 0 20px rgba(0,212,255,.1)}
.module-card .icon{font-size:36px;margin-bottom:14px}
.module-card h3{font-size:17px;font-weight:600;margin-bottom:8px}
.module-card p{color:var(--text-muted);font-size:13px;line-height:1.6}
/* 专家卡片 */
.expert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}
.expert-card{background:var(--bg-card2);border:1px solid var(--border);border-radius:12px;padding:24px;text-align:center;transition:all .3s}
.expert-card:hover{border-color:var(--gold);box-shadow:0 0 24px rgba(255,215,0,.1)}
.expert-card .avatar{width:80px;height:80px;border-radius:50%;background:var(--gradient);margin:0 auto 14px;display:flex;align-items:center;justify-content:center;font-size:32px;color:#fff}
.expert-card h3{font-size:17px;font-weight:600;margin-bottom:4px}
.expert-card .role{color:var(--primary);font-size:13px;margin-bottom:10px}
.expert-card .cert{display:inline-block;background:rgba(255,215,0,.12);color:var(--gold);padding:3px 10px;border-radius:12px;font-size:11px;margin-bottom:10px}
.expert-card p{color:var(--text-muted);font-size:13px;line-height:1.6}
.expert-card .actions{display:flex;gap:10px;justify-content:center;margin-top:14px}
.btn-sm{padding:6px 16px;border-radius:20px;font-size:12px;font-weight:600;border:none;cursor:pointer;transition:all .3s}
.btn-primary{background:var(--primary);color:var(--bg-dark)}
.btn-outline{background:transparent;border:1px solid var(--primary);color:var(--primary)}
.btn-outline:hover{background:var(--primary);color:var(--bg-dark)}
/* FAQ */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:var(--bg-card2);border:1px solid var(--border);border-radius:10px;margin-bottom:12px;overflow:hidden}
.faq-q{padding:16px 20px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-weight:600;font-size:15px;transition:background .3s}
.faq-q:hover{background:rgba(0,212,255,.05)}
.faq-q::after{content:'+';font-size:20px;color:var(--primary);transition:transform .3s}
.faq-item.active .faq-q::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease;padding:0 20px}
.faq-item.active .faq-a{max-height:300px;padding:0 20px 16px}
.faq-a p{color:var(--text-muted);font-size:14px;line-height:1.7}
/* 评论 */
.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.review-card{background:var(--bg-card2);border:1px solid var(--border);border-radius:12px;padding:22px}
.review-card .stars{color:var(--gold);font-size:16px;margin-bottom:8px}
.review-card blockquote{color:var(--text);font-size:14px;line-height:1.7;margin-bottom:12px;font-style:italic}
.review-card .reviewer{display:flex;align-items:center;gap:10px}
.review-card .reviewer .av{width:36px;height:36px;border-radius:50%;background:var(--gradient);display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;font-weight:700}
.review-card .reviewer .name{font-size:13px;font-weight:600}
.review-card .reviewer .date{font-size:11px;color:var(--text-muted)}
/* 联系 */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.contact-card{background:var(--bg-card2);border:1px solid var(--border);border-radius:12px;padding:24px;text-align:center}
.contact-card h3{font-size:16px;font-weight:600;margin-bottom:12px;color:var(--primary)}
.contact-card p{color:var(--text-muted);font-size:13px;line-height:1.8}
.contact-card img{max-width:160px;border-radius:8px;margin-top:10px}
/* 合作Logo墙 */
.partner-wall{display:flex;flex-wrap:wrap;gap:20px;justify-content:center;align-items:center}
.partner-wall .partner{background:var(--bg-card2);border:1px solid var(--border);border-radius:10px;padding:16px 28px;font-size:15px;font-weight:600;color:var(--text-muted);transition:all .3s}
.partner-wall .partner:hover{border-color:var(--primary);color:var(--primary)}
/* 社交分享 */
.share-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:20px}
.share-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 20px;border-radius:24px;font-size:13px;font-weight:600;border:1px solid var(--border);color:var(--text);transition:all .3s;cursor:pointer;background:var(--bg-card2)}
.share-btn:hover{border-color:var(--primary);color:var(--primary)}
/* 页脚 */
.footer{background:var(--bg-card);border-top:1px solid var(--border);padding:40px 0 20px}
.footer-inner{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:30px;max-width:1280px;margin:0 auto;padding:0 20px}
.footer-col h4{font-size:15px;font-weight:600;margin-bottom:14px;color:var(--primary)}
.footer-col p,.footer-col a{color:var(--text-muted);font-size:13px;line-height:2}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{text-align:center;padding:20px;color:var(--text-muted);font-size:12px;border-top:1px solid var(--border);margin-top:30px}
.footer-logo{display:flex;align-items:center;gap:8px;margin-bottom:12px}
.footer-logo img{height:36px}
.footer-logo span{font-size:18px;font-weight:700;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
/* How-To指南 */
.howto-steps{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:20px;counter-reset:step}
.howto-step{background:var(--bg-card2);border:1px solid var(--border);border-radius:12px;padding:24px;text-align:center;counter-increment:step;position:relative}
.howto-step::before{content:counter(step);position:absolute;top:-14px;left:50%;transform:translateX(-50%);width:28px;height:28px;background:var(--gradient);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;font-weight:700;line-height:28px}
.howto-step h3{font-size:15px;font-weight:600;margin:10px 0 8px}
.howto-step p{color:var(--text-muted);font-size:13px}
/* 面包屑 */
.breadcrumb{padding:12px 0;font-size:13px;color:var(--text-muted)}
.breadcrumb a{color:var(--primary)}
/* 标签 */
.tag-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.tag-item{background:rgba(0,212,255,.08);border:1px solid rgba(0,212,255,.2);color:var(--primary);padding:4px 14px;border-radius:16px;font-size:12px}
/* 时效标签 */
.time-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(255,45,120,.1);border:1px solid rgba(255,45,120,.3);color:var(--accent);padding:4px 14px;border-radius:16px;font-size:12px;margin-bottom:20px}
/* 干扰标签隐藏 */
.nf{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
/* 移动端适配 */
.mobile-menu-btn{display:none;background:none;border:none;color:var(--text);font-size:24px;cursor:pointer}
@media(max-width:768px){
.nav-links{display:none;position:absolute;top:100%;left:0;width:100%;background:rgba(13,11,26,.98);flex-direction:column;padding:20px;gap:16px}
.nav-links.active{display:flex}
.mobile-menu-btn{display:block}
.banner-content h1{font-size:28px}
.banner-content p{font-size:15px}
.banner{min-height:400px}
.section-title h2{font-size:24px}
.video-grid{grid-template-columns:1fr}
.module-grid{grid-template-columns:1fr 1fr}
.expert-grid{grid-template-columns:1fr}
.review-grid{grid-template-columns:1fr}
.footer-inner{grid-template-columns:1fr}
}
@media(max-width:480px){
.module-grid{grid-template-columns:1fr}
.banner-content h1{font-size:24px}
}