/* ============================================
   女神视频 修车改装视频社区 - 原创样式表
   域名: tl839083.cn
   配色: 深灰#1a1a2e + 赛车红#e63946 + 钛金属#c0c0c0
   ============================================ */

/* === 基础重置 === */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Microsoft YaHei','PingFang SC','Helvetica Neue',Arial,sans-serif;color:#e0e0e0;background:#0d0d1a;line-height:1.75;overflow-x:hidden}
a{color:#e63946;text-decoration:none;transition:color .3s}
a:hover{color:#ff6b6b}
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:#fff}

/* === 容器 === */
.container{max-width:1240px;margin:0 auto;padding:0 20px}
.section-padding{padding:60px 0}

/* === 顶部导航 === */
.site-header{position:fixed;top:0;left:0;width:100%;z-index:999;background:rgba(13,13,26,.95);backdrop-filter:blur(12px);border-bottom:1px solid rgba(230,57,70,.3);transition:all .3s}
.site-header.scrolled{background:rgba(13,13,26,.98);box-shadow:0 2px 20px rgba(230,57,70,.15)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo-wrap{display:flex;align-items:center;gap:10px}
.logo-wrap img{height:42px;width:auto}
.logo-text{font-size:22px;font-weight:800;color:#fff;letter-spacing:1px}
.logo-text span{color:#e63946}

/* 导航菜单 */
.main-nav{display:flex;align-items:center;gap:0}
.main-nav a{display:block;padding:10px 16px;font-size:15px;color:#ccc;font-weight:500;position:relative;transition:all .3s}
.main-nav a::after{content:'';position:absolute;bottom:0;left:50%;width:0;height:2px;background:#e63946;transition:all .3s;transform:translateX(-50%)}
.main-nav a:hover,.main-nav a.active{color:#e63946}
.main-nav a:hover::after,.main-nav a.active::after{width:60%}

/* 搜索框 */
.search-box{position:relative;margin-left:16px}
.search-box input{width:180px;height:36px;border:1px solid rgba(230,57,70,.4);border-radius:18px;background:rgba(255,255,255,.06);color:#fff;padding:0 36px 0 14px;font-size:13px;transition:all .3s;outline:none}
.search-box input::placeholder{color:#888}
.search-box input:focus{border-color:#e63946;width:220px;background:rgba(255,255,255,.1)}
.search-box button{position:absolute;right:4px;top:50%;transform:translateY(-50%);width:28px;height:28px;border:none;background:transparent;color:#e63946;cursor:pointer;font-size:15px}

/* 移动端菜单按钮 */
.menu-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
.menu-toggle span{width:24px;height:2px;background:#e63946;transition:all .3s}

/* === Banner区域 === */
.hero-banner{position:relative;min-height:600px;display:flex;align-items:center;justify-content:center;overflow:hidden;margin-top:68px}
.hero-banner .bg-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:brightness(.45)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(13,13,26,.85) 0%,rgba(230,57,70,.15) 100%)}
.hero-content{position:relative;z-index:2;text-align:center;max-width:800px;padding:40px 20px}
.hero-content h1{font-size:48px;margin-bottom:16px;text-shadow:0 2px 20px rgba(0,0,0,.5)}
.hero-content h1 .brand{color:#e63946;font-size:56px}
.hero-content .subtitle{font-size:20px;color:#ccc;margin-bottom:28px;line-height:1.6}
.hero-content .hero-tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:24px}
.hero-content .hero-tags span{background:rgba(230,57,70,.2);border:1px solid rgba(230,57,70,.4);color:#ff6b6b;padding:6px 16px;border-radius:20px;font-size:13px}
.hero-cta{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,#e63946,#c0392b);color:#fff;padding:14px 36px;border-radius:30px;font-size:16px;font-weight:600;transition:all .3s;box-shadow:0 4px 20px rgba(230,57,70,.4)}
.hero-cta:hover{transform:translateY(-2px);box-shadow:0 6px 30px rgba(230,57,70,.6);color:#fff}

/* === 面包屑 === */
.breadcrumb{padding:14px 0;font-size:13px;color:#888}
.breadcrumb a{color:#e63946}
.breadcrumb span{margin:0 6px;color:#555}

/* === 视频卡片网格 === */
.video-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.video-card{position:relative;border-radius:10px;overflow:hidden;background:#16162a;border:1px solid rgba(230,57,70,.15);transition:all .35s;cursor:pointer}
.video-card:hover{transform:translateY(-6px);box-shadow:0 12px 40px rgba(230,57,70,.2);border-color:rgba(230,57,70,.4)}
.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 .5s}
.video-card:hover .video-thumb img{transform:scale(1.08)}
.play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(0);width:56px;height:56px;background:rgba(230,57,70,.9);border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .35s;box-shadow:0 4px 20px rgba(0,0,0,.4)}
.play-btn svg{width:22px;height:22px;fill:#fff;margin-left:3px}
.video-card:hover .play-btn{transform:translate(-50%,-50%) scale(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}
.video-info{padding:14px}
.video-info h3{font-size:15px;color:#eee;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:#888}
.video-meta .views::before{content:'';display:inline-block;width:14px;height:14px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23888'%3E%3Cpath d='M12 4.5C7 4.5 2.73 7.61 1 12c1.73 4.39 6 7.5 11 7.5s9.27-3.11 11-7.5c-1.73-4.39-6-7.5-11-7.5zM12 17c-2.76 0-5-2.24-5-5s2.24-5 5-5 5 2.24 5 5-2.24 5-5 5zm0-8c-1.66 0-3 1.34-3 3s1.34 3 3 3 3-1.34 3-3-1.34-3-3-3z'/%3E%3C/svg%3E") center/contain no-repeat;vertical-align:middle;margin-right:3px}
.video-meta .likes::before{content:'';display:inline-block;width:14px;height:14px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23888'%3E%3Cpath d='M1 21h4V9H1v12zm22-11c0-1.1-.9-2-2-2h-6.31l.95-4.57.03-.32c0-.41-.17-.79-.44-1.06L14.17 1 7.59 7.59C7.22 7.95 7 8.45 7 9v10c0 1.1.9 2 2 2h9c.83 0 1.54-.5 1.84-1.22l3.02-7.05c.09-.23.14-.47.14-.73v-2z'/%3E%3C/svg%3E") center/contain no-repeat;vertical-align:middle;margin-right:3px}

/* === 模块标题 === */
.section-title{text-align:center;margin-bottom:40px}
.section-title h2{font-size:32px;margin-bottom:10px;position:relative;display:inline-block}
.section-title h2::after{content:'';display:block;width:60px;height:3px;background:linear-gradient(90deg,#e63946,transparent);margin:10px auto 0}
.section-title p{color:#999;font-size:15px;max-width:600px;margin:0 auto}

/* === 修车传媒模块 === */
.media-section{background:linear-gradient(180deg,#0d0d1a 0%,#141428 100%)}
.media-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.media-card{background:linear-gradient(145deg,#1a1a2e,#16162a);border-radius:12px;padding:28px;border:1px solid rgba(230,57,70,.1);transition:all .35s;text-align:center}
.media-card:hover{border-color:rgba(230,57,70,.4);transform:translateY(-4px);box-shadow:0 8px 30px rgba(230,57,70,.12)}
.media-icon{width:60px;height:60px;margin:0 auto 16px;background:rgba(230,57,70,.12);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:28px}
.media-card h3{font-size:18px;margin-bottom:8px;color:#fff}
.media-card p{font-size:14px;color:#999;line-height:1.6}

/* === 娱乐专区 === */
.entertainment-section{background:#0f0f22;position:relative;overflow:hidden}
.entertainment-section::before{content:'';position:absolute;top:-50%;right:-20%;width:600px;height:600px;background:radial-gradient(circle,rgba(230,57,70,.06) 0%,transparent 70%);border-radius:50%}
.ent-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.ent-card{display:flex;gap:20px;background:rgba(26,26,46,.8);border-radius:12px;padding:24px;border:1px solid rgba(255,255,255,.05);transition:all .3s}
.ent-card:hover{border-color:rgba(230,57,70,.3);background:rgba(26,26,46,.95)}
.ent-card .ent-img{width:140px;min-height:100px;border-radius:8px;overflow:hidden;flex-shrink:0}
.ent-card .ent-img img{width:100%;height:100%;object-fit:cover}
.ent-card .ent-text h3{font-size:17px;margin-bottom:6px;color:#fff}
.ent-card .ent-text p{font-size:13px;color:#999;line-height:1.6}
.ent-card .ent-tag{display:inline-block;margin-top:8px;padding:3px 10px;background:rgba(230,57,70,.15);color:#e63946;border-radius:12px;font-size:12px}

/* === AI赋能模块 === */
.ai-section{background:linear-gradient(135deg,#0d0d1a 0%,#1a0a1a 50%,#0d0d1a 100%)}
.ai-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ai-card{background:linear-gradient(145deg,rgba(230,57,70,.05),rgba(26,26,46,.9));border:1px solid rgba(230,57,70,.15);border-radius:12px;padding:30px;text-align:center;transition:all .4s;position:relative;overflow:hidden}
.ai-card::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:conic-gradient(from 0deg,transparent,rgba(230,57,70,.1),transparent 30%);animation:aiRotate 8s linear infinite;opacity:0;transition:opacity .3s}
.ai-card:hover::before{opacity:1}
@keyframes aiRotate{to{transform:rotate(360deg)}}
.ai-card h3{font-size:18px;margin-bottom:10px;color:#fff;position:relative}
.ai-card p{font-size:14px;color:#999;line-height:1.6;position:relative}
.ai-number{font-size:36px;font-weight:800;color:#e63946;margin-bottom:8px;position:relative}

/* === 社区模块 === */
.community-section{background:#0d0d1a}
.community-tabs{display:flex;gap:8px;justify-content:center;margin-bottom:30px;flex-wrap:wrap}
.community-tabs .tab{padding:8px 20px;border:1px solid rgba(230,57,70,.3);border-radius:20px;color:#ccc;font-size:14px;cursor:pointer;transition:all .3s;background:transparent}
.community-tabs .tab.active,.community-tabs .tab:hover{background:rgba(230,57,70,.15);border-color:#e63946;color:#e63946}

/* === 专家展示 === */
.expert-section{background:linear-gradient(180deg,#141428,#0d0d1a)}
.expert-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.expert-card{background:#16162a;border-radius:12px;overflow:hidden;border:1px solid rgba(255,255,255,.06);transition:all .35s}
.expert-card:hover{border-color:rgba(230,57,70,.3);transform:translateY(-4px)}
.expert-card .expert-photo{height:260px;overflow:hidden}
.expert-card .expert-photo img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.expert-card:hover .expert-photo img{transform:scale(1.05)}
.expert-card .expert-info{padding:20px}
.expert-card .expert-info h3{font-size:18px;margin-bottom:4px}
.expert-card .expert-info .role{color:#e63946;font-size:13px;margin-bottom:8px}
.expert-card .expert-info p{font-size:13px;color:#999;line-height:1.6;margin-bottom:12px}
.expert-card .expert-links{display:flex;gap:8px}
.expert-card .expert-links a{padding:6px 14px;border:1px solid rgba(230,57,70,.4);border-radius:6px;font-size:12px;color:#e63946;transition:all .3s}
.expert-card .expert-links a:hover{background:#e63946;color:#fff}

/* === FAQ模块 === */
.faq-section{background:#0f0f22}
.faq-list{max-width:800px;margin:0 auto}
.faq-item{border:1px solid rgba(255,255,255,.06);border-radius:10px;margin-bottom:12px;overflow:hidden;background:#16162a}
.faq-item .faq-q{display:flex;justify-content:space-between;align-items:center;padding:18px 22px;cursor:pointer;font-size:16px;font-weight:600;color:#eee;transition:all .3s}
.faq-item .faq-q:hover{color:#e63946}
.faq-item .faq-q .arrow{font-size:20px;color:#e63946;transition:transform .3s}
.faq-item.open .faq-q .arrow{transform:rotate(180deg)}
.faq-item .faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease;padding:0 22px}
.faq-item.open .faq-a{max-height:300px;padding:0 22px 18px}
.faq-item .faq-a p{font-size:14px;color:#999;line-height:1.8}

/* === 用户评论 === */
.review-section{background:#0d0d1a}
.review-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.review-card{background:#16162a;border-radius:12px;padding:24px;border:1px solid rgba(255,255,255,.05);transition:all .3s}
.review-card:hover{border-color:rgba(230,57,70,.2)}
.review-card .stars{color:#e63946;font-size:16px;margin-bottom:10px;letter-spacing:2px}
.review-card .review-text{font-size:14px;color:#ccc;line-height:1.7;margin-bottom:12px;font-style:italic}
.review-card .reviewer{display:flex;align-items:center;gap:10px}
.review-card .reviewer .avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,#e63946,#c0392b);display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;font-weight:700}
.review-card .reviewer .name{font-size:13px;color:#eee}
.review-card .reviewer .date{font-size:12px;color:#666}

/* === 合作品牌 === */
.partner-section{background:#141428}
.partner-wall{display:flex;flex-wrap:wrap;gap:20px;justify-content:center;align-items:center}
.partner-wall .partner-item{width:140px;height:70px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:14px;color:#888;font-weight:600;transition:all .3s}
.partner-wall .partner-item:hover{border-color:rgba(230,57,70,.3);color:#e63946}

/* === 底部 === */
.site-footer{background:#08081a;border-top:1px solid rgba(230,57,70,.15);padding:50px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px;margin-bottom:40px}
.footer-col h4{font-size:16px;color:#fff;margin-bottom:16px;position:relative;padding-bottom:10px}
.footer-col h4::after{content:'';position:absolute;bottom:0;left:0;width:30px;height:2px;background:#e63946}
.footer-col p{font-size:13px;color:#888;line-height:1.7;margin-bottom:8px}
.footer-col a{display:block;font-size:13px;color:#888;padding:4px 0;transition:color .3s}
.footer-col a:hover{color:#e63946;padding-left:4px}
.footer-col .logo-footer{display:flex;align-items:center;gap:8px;margin-bottom:14px}
.footer-col .logo-footer img{height:36px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.05);padding:18px 0;text-align:center}
.footer-bottom p{font-size:12px;color:#666}
.footer-bottom .update-time{color:#e63946;font-weight:500}

/* === 社交分享 === */
.share-bar{display:flex;gap:10px;justify-content:center;margin:20px 0}
.share-bar a{width:40px;height:40px;border-radius:50%;background:rgba(230,57,70,.1);border:1px solid rgba(230,57,70,.3);display:flex;align-items:center;justify-content:center;color:#e63946;font-size:16px;transition:all .3s}
.share-bar a:hover{background:#e63946;color:#fff}

/* === 内页通用 === */
.page-hero{position:relative;min-height:300px;display:flex;align-items:center;margin-top:68px;overflow:hidden}
.page-hero .bg-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:brightness(.35)}
.page-hero .overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(13,13,26,.9),rgba(230,57,70,.1))}
.page-hero .hero-text{position:relative;z-index:2;padding:40px 0}
.page-hero .hero-text h1{font-size:36px;margin-bottom:10px}
.page-hero .hero-text p{font-size:16px;color:#ccc}

/* 内页内容区 */
.page-content{padding:50px 0;min-height:60vh}
.content-block{margin-bottom:40px}
.content-block h2{font-size:24px;margin-bottom:16px;color:#fff;border-left:4px solid #e63946;padding-left:14px}
.content-block h3{font-size:18px;margin-bottom:10px;color:#eee}
.content-block p{font-size:15px;color:#bbb;line-height:1.8;margin-bottom:12px}

/* 专家署名 */
.expert-review-badge{display:flex;align-items:center;gap:12px;background:rgba(230,57,70,.08);border:1px solid rgba(230,57,70,.2);border-radius:10px;padding:16px;margin:20px 0}
.expert-review-badge img{width:48px;height:48px;border-radius:50%;object-fit:cover}
.expert-review-badge .badge-text .name{font-size:14px;color:#fff;font-weight:600}
.expert-review-badge .badge-text .title{font-size:12px;color:#e63946}
.expert-review-badge .badge-text .date{font-size:11px;color:#888}

/* === 联系页面 === */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px}
.contact-info-card{background:#16162a;border-radius:12px;padding:30px;border:1px solid rgba(255,255,255,.06)}
.contact-info-card h3{font-size:20px;margin-bottom:16px;color:#fff}
.contact-info-card .info-item{display:flex;align-items:flex-start;gap:12px;margin-bottom:14px}
.contact-info-card .info-item .icon{width:36px;height:36px;background:rgba(230,57,70,.12);border-radius:8px;display:flex;align-items:center;justify-content:center;color:#e63946;font-size:16px;flex-shrink:0}
.contact-info-card .info-item .text{font-size:14px;color:#ccc}
.contact-info-card .info-item .text strong{color:#fff;display:block;margin-bottom:2px}

/* === 视频模态框 === */
.video-modal{display:none;position:fixed;inset:0;z-index:9999;background:rgba(0,0,0,.9);align-items:center;justify-content:center}
.video-modal.active{display:flex}
.video-modal .modal-inner{width:90%;max-width:800px;background:#16162a;border-radius:12px;overflow:hidden;position:relative}
.video-modal .modal-close{position:absolute;top:12px;right:12px;width:36px;height:36px;border-radius:50%;background:rgba(230,57,70,.8);color:#fff;border:none;font-size:20px;cursor:pointer;z-index:10;display:flex;align-items:center;justify-content:center}
.video-modal .modal-video{width:100%;aspect-ratio:16/9;background:#000;display:flex;align-items:center;justify-content:center;color:#888;font-size:16px}

/* === 响应式 === */
@media(max-width:1024px){
    .video-grid{grid-template-columns:repeat(3,1fr)}
    .expert-grid{grid-template-columns:repeat(2,1fr)}
    .footer-grid{grid-template-columns:repeat(2,1fr)}
    .media-grid{grid-template-columns:repeat(2,1fr)}
    .ai-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
    .menu-toggle{display:flex}
    .main-nav{position:fixed;top:68px;left:0;width:100%;background:rgba(13,13,26,.98);flex-direction:column;padding:10px 0;transform:translateY(-120%);transition:transform .3s;border-bottom:1px solid rgba(230,57,70,.2)}
    .main-nav.open{transform:translateY(0)}
    .main-nav a{padding:12px 24px;border-bottom:1px solid rgba(255,255,255,.03)}
    .search-box{display:none}
    .hero-content h1{font-size:30px}
    .hero-content h1 .brand{font-size:36px}
    .video-grid{grid-template-columns:repeat(2,1fr)}
    .ent-grid{grid-template-columns:1fr}
    .review-grid{grid-template-columns:1fr}
    .contact-grid{grid-template-columns:1fr}
    .media-grid{grid-template-columns:1fr}
    .ai-grid{grid-template-columns:1fr}
    .expert-grid{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr}
    .hero-banner{min-height:450px}
    .section-title h2{font-size:24px}
}
@media(max-width:480px){
    .video-grid{grid-template-columns:1fr}
    .hero-content h1{font-size:24px}
    .hero-content h1 .brand{font-size:30px}
    .hero-banner{min-height:380px}
    .container{padding:0 14px}
    .section-padding{padding:40px 0}
}