/* 玩物社区 影视传媒视频社区 - 全站样式 */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","WenQuanYi Micro Hei",sans-serif;color:#2B2040;background:#FAF7FF;line-height:1.7}
a{color:#FF6B35;text-decoration:none;transition:color .3s}
a:hover{color:#E04E1A}
img{max-width:100%;height:auto;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* 隐藏干扰标签 */
.noise-wrap{position:absolute;left:-9999px;top:-9999px;width:0;height:0;overflow:hidden;opacity:0;pointer-events:none;z-index:-1}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:999;background:linear-gradient(135deg,#2D1B69 0%,#1A0E3E 100%);padding:0;box-shadow:0 4px 20px rgba(45,27,105,.35)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.site-logo{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:700;color:#FF6B35}
.site-logo img{width:40px;height:40px;border-radius:8px}
.main-nav{display:flex;gap:6px}
.main-nav a{color:#E8DFF5;padding:8px 16px;border-radius:8px;font-size:15px;transition:all .3s}
.main-nav a:hover,.main-nav a.active{background:rgba(255,107,53,.2);color:#FF6B35}
.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
.nav-toggle span{width:26px;height:3px;background:#FF6B35;border-radius:2px;transition:.3s}

/* 搜索框 */
.search-bar{background:linear-gradient(90deg,#2D1B69,#3D2580);padding:14px 0}
.search-form{display:flex;max-width:600px;margin:0 auto}
.search-form input{flex:1;padding:10px 18px;border:2px solid #6C4DC4;border-right:none;border-radius:25px 0 0 25px;background:#1A0E3E;color:#E8DFF5;font-size:15px;outline:none}
.search-form input::placeholder{color:#8B7AAD}
.search-form input:focus{border-color:#FF6B35}
.search-form button{padding:10px 28px;background:linear-gradient(135deg,#FF6B35,#E04E1A);color:#fff;border:none;border-radius:0 25px 25px 0;cursor:pointer;font-size:15px;font-weight:600;transition:all .3s}
.search-form button:hover{background:linear-gradient(135deg,#FF8555,#FF6B35)}

/* Hero Banner */
.hero-banner{position:relative;min-height:520px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#1A0E3E}
.hero-banner .bg-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55}
.hero-content{position:relative;z-index:2;text-align:center;padding:60px 20px;max-width:800px}
.hero-content h1{font-size:48px;color:#fff;margin-bottom:16px;text-shadow:0 4px 20px rgba(0,0,0,.6);line-height:1.2}
.hero-content h1 em{font-style:normal;color:#FF6B35}
.hero-content p{font-size:18px;color:#E8DFF5;margin-bottom:28px;text-shadow:0 2px 10px rgba(0,0,0,.5)}
.hero-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.btn-primary{display:inline-block;padding:14px 36px;background:linear-gradient(135deg,#FF6B35,#E04E1A);color:#fff;border-radius:30px;font-weight:600;font-size:16px;transition:all .3s;box-shadow:0 4px 16px rgba(255,107,53,.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(255,107,53,.5);color:#fff}
.btn-outline{display:inline-block;padding:14px 36px;border:2px solid #FF6B35;color:#FF6B35;border-radius:30px;font-weight:600;font-size:16px;transition:all .3s}
.btn-outline:hover{background:#FF6B35;color:#fff}

/* 面包屑 */
.breadcrumb{padding:14px 0;font-size:14px;color:#8B7AAD}
.breadcrumb a{color:#6C4DC4}
.breadcrumb a:hover{color:#FF6B35}

/* 通用区块 */
.section-padding{padding:60px 0}
.section-title{text-align:center;margin-bottom:40px}
.section-title h2{font-size:32px;color:#2D1B69;margin-bottom:12px;position:relative;display:inline-block}
.section-title h2::after{content:'';position:absolute;bottom:-8px;left:50%;transform:translateX(-50%);width:60px;height:4px;background:linear-gradient(90deg,#FF6B35,#6C4DC4);border-radius:2px}
.section-title p{color:#6B5B8A;font-size:16px;margin-top:16px}

/* 视频卡片网格 */
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.video-card{background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 4px 16px rgba(45,27,105,.08);transition:all .3s;cursor:pointer}
.video-card:hover{transform:translateY(-6px);box-shadow:0 12px 32px rgba(45,27,105,.16)}
.video-thumb{position:relative;overflow:hidden;aspect-ratio:16/9;background:#2D1B69}
.video-thumb img{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(255,107,53,.9);border-radius:50%;opacity:0;transition:all .3s;display:flex;align-items:center;justify-content:center}
.play-btn::after{content:'';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-duration{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.75);color:#fff;padding:2px 8px;border-radius:4px;font-size:13px}
.video-date{position:absolute;top:8px;left:8px;background:rgba(255,107,53,.85);color:#fff;padding:2px 10px;border-radius:4px;font-size:12px}
.video-info{padding:16px}
.video-info h3{font-size:16px;color:#2D1B69;margin-bottom:8px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-meta{display:flex;gap:16px;font-size:13px;color:#8B7AAD}

/* 媒体模块卡片 */
.media-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.media-card{background:linear-gradient(135deg,#2D1B69 0%,#3D2580 100%);border-radius:14px;padding:28px;color:#E8DFF5;transition:all .3s}
.media-card:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(45,27,105,.25)}
.media-card h4{color:#FF6B35;font-size:18px;margin-bottom:10px}
.media-card p{font-size:14px;line-height:1.7;color:#C4B8E0}

/* AI赋能区 */
.ai-section{background:linear-gradient(135deg,#1A0E3E 0%,#2D1B69 50%,#3D2580 100%);color:#E8DFF5}
.ai-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}
.ai-card{background:rgba(255,255,255,.06);border:1px solid rgba(108,77,196,.3);border-radius:14px;padding:30px;transition:all .3s}
.ai-card:hover{background:rgba(255,255,255,.1);border-color:#FF6B35}
.ai-card h4{color:#FF6B35;font-size:18px;margin-bottom:12px}
.ai-card p{color:#C4B8E0;font-size:14px}

/* 社区卡片 */
.community-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}
.community-card{background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 4px 14px rgba(45,27,105,.07);transition:all .3s}
.community-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(45,27,105,.14)}
.community-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.community-card .card-body{padding:16px}
.community-card h4{font-size:16px;color:#2D1B69;margin-bottom:8px}
.community-card p{font-size:13px;color:#6B5B8A}

/* 专家卡片 */
.expert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:28px}
.expert-card{background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 6px 20px rgba(45,27,105,.08);transition:all .3s}
.expert-card:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(45,27,105,.15)}
.expert-card img{width:100%;aspect-ratio:4/3;object-fit:cover}
.expert-card .info{padding:20px}
.expert-card h4{font-size:20px;color:#2D1B69;margin-bottom:6px}
.expert-card .role{color:#FF6B35;font-size:14px;font-weight:600;margin-bottom:10px}
.expert-card p{font-size:14px;color:#6B5B8A;margin-bottom:16px}
.expert-card .btns{display:flex;gap:10px}
.expert-card .btns a{padding:8px 20px;font-size:13px;border-radius:20px}

/* HowTo步骤 */
.howto-steps{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:24px}
.howto-step{background:#fff;border-radius:14px;padding:28px;text-align:center;box-shadow:0 4px 14px rgba(45,27,105,.06);transition:all .3s;position:relative}
.howto-step:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(45,27,105,.12)}
.step-num{width:48px;height:48px;background:linear-gradient(135deg,#FF6B35,#E04E1A);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700;margin:0 auto 16px}
.howto-step h4{color:#2D1B69;font-size:17px;margin-bottom:10px}
.howto-step p{font-size:14px;color:#6B5B8A}

/* FAQ */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#fff;border-radius:12px;margin-bottom:12px;box-shadow:0 2px 10px rgba(45,27,105,.05);overflow:hidden}
.faq-item summary{padding:18px 24px;font-size:16px;font-weight:600;color:#2D1B69;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;transition:all .3s}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'+';font-size:22px;color:#FF6B35;font-weight:700;transition:transform .3s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item[open] summary{color:#FF6B35;background:rgba(255,107,53,.04)}
.faq-item p{padding:0 24px 18px;font-size:15px;color:#6B5B8A;line-height:1.8}

/* 评论 */
.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:24px}
.review-card{background:#fff;border-radius:14px;padding:24px;box-shadow:0 4px 14px rgba(45,27,105,.06);transition:all .3s}
.review-card:hover{box-shadow:0 8px 24px rgba(45,27,105,.12)}
.review-stars{color:#FF6B35;font-size:18px;margin-bottom:12px}
.review-card blockquote{font-size:15px;color:#4A3D6A;line-height:1.7;margin-bottom:16px;font-style:italic;border-left:3px solid #FF6B35;padding-left:14px}
.review-author{display:flex;align-items:center;gap:12px}
.review-avatar{width:42px;height:42px;background:linear-gradient(135deg,#FF6B35,#6C4DC4);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:16px}
.review-author .name{font-weight:600;color:#2D1B69;font-size:15px}
.review-author .date{font-size:13px;color:#8B7AAD}

/* 联系我们 */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}
.contact-card{background:#fff;border-radius:14px;padding:24px;box-shadow:0 4px 14px rgba(45,27,105,.06)}
.contact-card h4{color:#2D1B69;font-size:18px;margin-bottom:14px;padding-bottom:10px;border-bottom:2px solid #F0ECF7}
.contact-card p{font-size:14px;color:#6B5B8A;margin-bottom:8px}

/* 合作品牌墙 */
.partner-wall{display:flex;flex-wrap:wrap;justify-content:center;gap:24px;padding:20px 0}
.partner-wall span{background:#fff;padding:14px 28px;border-radius:10px;font-size:15px;color:#2D1B69;font-weight:600;box-shadow:0 2px 10px rgba(45,27,105,.06);transition:all .3s}
.partner-wall span:hover{color:#FF6B35;box-shadow:0 4px 16px rgba(255,107,53,.15)}

/* 分享按钮 */
.share-bar{display:flex;flex-wrap:wrap;justify-content:center;gap:14px}
.share-btn{padding:10px 24px;border-radius:25px;font-size:14px;font-weight:600;color:#fff;transition:all .3s}
.share-wechat{background:#07C160}
.share-weibo{background:#E6162D}
.share-douyin{background:#161823}
.share-bilibili{background:#00A1D6}
.share-btn:hover{transform:translateY(-2px);opacity:.9;color:#fff}

/* 标签云 */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;padding:20px 0}
.tag-cloud a{background:#F0ECF7;color:#6C4DC4;padding:6px 16px;border-radius:20px;font-size:13px;transition:all .3s}
.tag-cloud a:hover{background:#FF6B35;color:#fff}

/* 资质展示 */
.trust-box{text-align:center;margin-top:36px;padding:24px;background:#fff;border-radius:12px;box-shadow:0 4px 16px rgba(45,27,105,.05)}
.trust-box h4{color:#2D1B69;margin-bottom:14px}
.trust-box p{font-size:14px;color:#6B5B8A;line-height:1.8}

/* 最新动态 */
.news-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.news-card{background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 4px 14px rgba(45,27,105,.06);transition:all .3s}
.news-card:hover{transform:translateY(-3px);box-shadow:0 8px 20px rgba(45,27,105,.12)}
.news-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.news-card .card-body{padding:16px}
.news-card h4{font-size:16px;color:#2D1B69;margin-bottom:6px}
.news-card p{font-size:13px;color:#8B7AAD}

/* HTML5 Video */
.featured-video{max-width:800px;margin:0 auto;border-radius:14px;overflow:hidden;box-shadow:0 8px 32px rgba(45,27,105,.15)}
.featured-video video{width:100%;display:block;background:#1A0E3E}

/* 视频播放内页 */
.video-player-wrap{max-width:900px;margin:30px auto;background:#1A0E3E;border-radius:14px;overflow:hidden;box-shadow:0 8px 32px rgba(45,27,105,.2)}
.video-player-wrap video{width:100%;display:block}
.video-detail{max-width:900px;margin:20px auto;padding:24px;background:#fff;border-radius:14px;box-shadow:0 4px 14px rgba(45,27,105,.06)}
.video-detail h2{color:#2D1B69;font-size:24px;margin-bottom:12px}
.video-detail .meta{color:#8B7AAD;font-size:14px;margin-bottom:16px;display:flex;gap:20px}
.video-detail .desc{color:#6B5B8A;font-size:15px;line-height:1.8}

/* 页脚 */
.site-footer{background:linear-gradient(135deg,#1A0E3E 0%,#2D1B69 100%);color:#C4B8E0;padding:50px 0 0}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:30px;padding-bottom:30px}
.footer-col h5{color:#FF6B35;font-size:16px;margin-bottom:14px}
.footer-col a{display:block;color:#C4B8E0;font-size:14px;margin-bottom:8px;transition:color .3s}
.footer-col a:hover{color:#FF6B35}
.footer-col p{font-size:14px;margin-bottom:6px}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-logo img{width:36px;height:36px;border-radius:8px}
.footer-logo span{font-size:20px;font-weight:700;color:#FF6B35}
.footer-bottom{border-top:1px solid rgba(108,77,196,.2);padding:20px 0;text-align:center;font-size:13px;color:#8B7AAD}
.footer-bottom a{color:#C4B8E0}
.footer-bottom a:hover{color:#FF6B35}

/* 回到顶部 */
.back-to-top{position:fixed;bottom:30px;right:30px;width:46px;height:46px;background:linear-gradient(135deg,#FF6B35,#E04E1A);color:#fff;border:none;border-radius:50%;font-size:20px;cursor:pointer;opacity:0;transition:all .3s;z-index:900;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(255,107,53,.35)}
.back-to-top.show{opacity:1}
.back-to-top:hover{transform:translateY(-3px)}

/* 内页通用 */
.inner-hero{background:linear-gradient(135deg,#2D1B69 0%,#1A0E3E 100%);padding:50px 0;text-align:center}
.inner-hero h1{color:#fff;font-size:36px;margin-bottom:10px}
.inner-hero p{color:#C4B8E0;font-size:16px}
.inner-content{padding:40px 0}

/* 响应式 */
@media(max-width:768px){
  .main-nav{display:none;position:absolute;top:68px;left:0;right:0;background:#1A0E3E;flex-direction:column;padding:16px;gap:4px;box-shadow:0 8px 20px rgba(0,0,0,.3)}
  .main-nav.active{display:flex}
  .nav-toggle{display:flex}
  .hero-content h1{font-size:30px}
  .hero-content p{font-size:15px}
  .hero-banner{min-height:380px}
  .section-title h2{font-size:24px}
  .video-grid,.media-grid,.ai-grid,.community-grid,.expert-grid,.howto-steps,.review-grid,.contact-grid,.news-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .header-inner{padding:0 16px}
  .search-form{margin:0 16px}
}
@media(max-width:480px){
  .footer-grid{grid-template-columns:1fr}
  .hero-content h1{font-size:24px}
  .btn-primary,.btn-outline{padding:12px 24px;font-size:14px}
}