/* ============================================
   搜同网 原创样式表
   配色：玫瑰红 #E8375A + 暖橙 #FF6B35
   深色主题：#0D0F1A 背景
   ============================================ */

/* === 基础重置 === */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:#0D0F1A;color:#E8E8F0;line-height:1.7;overflow-x:hidden}
a{color:#FF6B35;text-decoration:none;transition:color .25s}
a:hover{color:#E8375A}
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:#F5F5FA}

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

/* === 头部导航 === */
.th-header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:rgba(13,15,26,.92);backdrop-filter:blur(12px);border-bottom:1px solid rgba(232,55,90,.15);transition:all .3s}
.th-header.scrolled{background:rgba(13,15,26,.98);box-shadow:0 2px 20px rgba(0,0,0,.4)}
.th-nav-wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.th-logo img{height:42px;width:auto}
.th-nav-list{display:flex;gap:6px}
.th-nav-list li a{display:block;padding:8px 16px;border-radius:8px;font-size:15px;color:#C8C8D8;font-weight:500;transition:all .25s}
.th-nav-list li a:hover,.th-nav-list li a.th-nav-active{color:#fff;background:linear-gradient(135deg,#E8375A,#FF6B35);box-shadow:0 2px 12px rgba(232,55,90,.3)}

/* === 搜索框 === */
.th-search-box{display:flex;align-items:center;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:24px;padding:4px 4px 4px 16px;transition:border-color .25s}
.th-search-box:focus-within{border-color:#E8375A}
.th-search-box input{background:transparent;border:none;outline:none;color:#E8E8F0;font-size:14px;width:180px;padding:6px 0}
.th-search-box input::placeholder{color:#6B6B80}
.th-search-box button{background:linear-gradient(135deg,#E8375A,#FF6B35);border:none;border-radius:50%;width:34px;height:34px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:#fff;transition:transform .2s}
.th-search-box button:hover{transform:scale(1.1)}

/* === 移动端菜单按钮 === */
.th-mobile-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.th-mobile-toggle span{display:block;width:24px;height:2px;background:#E8E8F0;border-radius:2px;transition:all .3s}
.th-mobile-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.th-mobile-toggle.active span:nth-child(2){opacity:0}
.th-mobile-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* === Banner === */
.th-banner{position:relative;min-height:600px;display:flex;align-items:center;margin-top:68px;overflow:hidden}
.th-banner-bg{position:absolute;inset:0;z-index:0}
.th-banner-bg img{width:100%;height:100%;object-fit:cover;filter:brightness(.45)}
.th-banner-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,15,26,.3) 0%,rgba(13,15,26,.85) 100%)}
.th-banner-content{position:relative;z-index:2;padding:80px 0 60px;text-align:center;width:100%}
.th-banner-title{font-size:42px;font-weight:800;margin-bottom:16px;background:linear-gradient(135deg,#fff,#FFD1DC);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.th-banner-desc{font-size:17px;color:#C8C8D8;max-width:700px;margin:0 auto 32px;line-height:1.8}
.th-banner-actions{display:flex;gap:16px;justify-content:center;margin-bottom:40px;flex-wrap:wrap}
.th-banner-stats{display:flex;gap:48px;justify-content:center;flex-wrap:wrap}
.th-stat-item{text-align:center}
.th-stat-item strong{display:block;font-size:28px;background:linear-gradient(135deg,#E8375A,#FF6B35);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.th-stat-item span{font-size:13px;color:#9A9BB4}

/* === 按钮 === */
.th-btn{display:inline-block;padding:12px 28px;border-radius:10px;font-size:15px;font-weight:600;transition:all .3s;cursor:pointer;border:none;text-align:center}
.th-btn-primary{background:linear-gradient(135deg,#E8375A,#FF6B35);color:#fff;box-shadow:0 4px 16px rgba(232,55,90,.35)}
.th-btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 24px rgba(232,55,90,.5);color:#fff}
.th-btn-outline{border:2px solid rgba(255,255,255,.3);color:#fff;background:transparent}
.th-btn-outline:hover{border-color:#E8375A;color:#E8375A}
.th-btn-secondary{background:rgba(232,55,90,.12);color:#E8375A;border:1px solid rgba(232,55,90,.3)}
.th-btn-secondary:hover{background:rgba(232,55,90,.2)}
.th-btn-sm{padding:8px 18px;font-size:13px;border-radius:8px;background:linear-gradient(135deg,#E8375A,#FF6B35);color:#fff}
.th-btn-sm:hover{color:#fff;transform:translateY(-1px)}
.th-btn-outline-sm{background:transparent;border:1px solid rgba(232,55,90,.4);color:#E8375A}
.th-btn-outline-sm:hover{background:rgba(232,55,90,.1);color:#E8375A}

/* === 面包屑 === */
.th-breadcrumb{padding:14px 0;background:rgba(22,24,41,.6);border-bottom:1px solid rgba(255,255,255,.04)}
.th-breadcrumb ol{display:flex;gap:8px;font-size:13px;color:#9A9BB4}
.th-breadcrumb a{color:#9A9BB4}
.th-breadcrumb a:hover{color:#E8375A}

/* === 通用区块 === */
.th-section{padding:72px 0}
.th-section-header{text-align:center;margin-bottom:48px}
.th-section-title{font-size:30px;margin-bottom:12px;position:relative;display:inline-block}
.th-section-title::after{content:'';display:block;width:60px;height:3px;background:linear-gradient(90deg,#E8375A,#FF6B35);margin:12px auto 0;border-radius:2px}
.th-section-subtitle{font-size:15px;color:#9A9BB4;max-width:650px;margin:0 auto}
.th-section-more{text-align:center;margin-top:36px}

/* === 视频卡片网格 === */
.th-video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.th-video-card{background:#161829;border-radius:14px;overflow:hidden;transition:transform .3s,box-shadow .3s;cursor:pointer;border:1px solid rgba(255,255,255,.04)}
.th-video-card:hover{transform:translateY(-6px);box-shadow:0 12px 36px rgba(232,55,90,.15);border-color:rgba(232,55,90,.2)}
.th-video-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#0D0F1A}
.th-video-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.th-video-card:hover .th-video-thumb img{transform:scale(1.06)}
.th-play-icon{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:56px;height:56px;background:rgba(232,55,90,.85);border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .3s}
.th-play-icon::after{content:'';border-style:solid;border-width:10px 0 10px 18px;border-color:transparent transparent transparent #fff;margin-left:3px}
.th-video-card:hover .th-play-icon{background:#E8375A;transform:translate(-50%,-50%) scale(1.1)}
.th-video-duration{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.75);color:#fff;padding:2px 8px;border-radius:4px;font-size:12px;font-weight:600}
.th-video-info{padding:16px 18px 20px}
.th-video-info h3{font-size:15px;font-weight:600;margin-bottom:8px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.th-video-info h3 a{color:#E8E8F0}
.th-video-info h3 a:hover{color:#E8375A}
.th-video-meta{display:flex;gap:12px;font-size:12px;color:#9A9BB4;margin-bottom:10px;flex-wrap:wrap}
.th-video-tags{display:flex;gap:6px;flex-wrap:wrap}
.th-video-tags span{display:inline-block;padding:3px 10px;background:rgba(232,55,90,.1);color:#E8375A;border-radius:12px;font-size:11px}

/* === 影视传媒模块 === */
.th-media-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.th-media-card{background:#161829;border-radius:14px;padding:32px 24px;text-align:center;border:1px solid rgba(255,255,255,.04);transition:all .3s}
.th-media-card:hover{border-color:rgba(232,55,90,.25);transform:translateY(-4px);box-shadow:0 8px 28px rgba(232,55,90,.1)}
.th-media-icon{width:72px;height:72px;margin:0 auto 20px;background:linear-gradient(135deg,rgba(232,55,90,.15),rgba(255,107,53,.15));border-radius:18px;display:flex;align-items:center;justify-content:center;color:#E8375A}
.th-media-card h3{font-size:17px;margin-bottom:10px;color:#F5F5FA}
.th-media-card p{font-size:13px;color:#9A9BB4;line-height:1.8}

/* === 娱乐专区 === */
.th-entertain-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.th-entertain-card{position:relative;border-radius:14px;overflow:hidden;aspect-ratio:16/9}
.th-entertain-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.th-entertain-card:hover img{transform:scale(1.08)}
.th-entertain-overlay{position:absolute;inset:0;background:linear-gradient(0deg,rgba(13,15,26,.9) 0%,rgba(13,15,26,.2) 50%,transparent 100%);display:flex;flex-direction:column;justify-content:flex-end;padding:24px;transition:background .3s}
.th-entertain-card:hover .th-entertain-overlay{background:linear-gradient(0deg,rgba(232,55,90,.6) 0%,rgba(13,15,26,.3) 50%,transparent 100%)}
.th-entertain-overlay h4{font-size:18px;margin-bottom:6px;color:#fff}
.th-entertain-overlay p{font-size:13px;color:#C8C8D8;margin-bottom:12px}

/* === AI赋能 === */
.th-ai-showcase{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}
.th-ai-image{border-radius:14px;overflow:hidden}
.th-ai-image img{width:100%;border-radius:14px}
.th-ai-features{display:flex;flex-direction:column;gap:24px}
.th-ai-feature{background:#161829;border-radius:12px;padding:24px;border-left:3px solid #E8375A;transition:all .3s}
.th-ai-feature:hover{border-left-color:#FF6B35;transform:translateX(4px)}
.th-ai-feature h4{font-size:16px;margin-bottom:8px;color:#F5F5FA}
.th-ai-feature p{font-size:13px;color:#9A9BB4;line-height:1.8}

/* === 社区模块 === */
.th-community-grid{display:grid;grid-template-columns:2fr 1fr;gap:28px}
.th-community-main{background:#161829;border-radius:14px;overflow:hidden}
.th-community-main img{width:100%;aspect-ratio:16/9;object-fit:cover}
.th-community-info{padding:24px}
.th-community-info h3{font-size:20px;margin-bottom:12px}
.th-community-info p{font-size:14px;color:#9A9BB4;line-height:1.8;margin-bottom:16px}
.th-community-features{display:flex;flex-direction:column;gap:12px}
.th-comm-feat{background:#161829;border-radius:12px;padding:18px 20px;border:1px solid rgba(255,255,255,.04);transition:all .3s}
.th-comm-feat:hover{border-color:rgba(232,55,90,.25)}
.th-comm-feat strong{display:block;font-size:15px;color:#E8375A;margin-bottom:4px}
.th-comm-feat span{font-size:12px;color:#9A9BB4}

/* === 专家团队 === */
.th-expert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.th-expert-card{background:#161829;border-radius:14px;padding:28px 20px;text-align:center;border:1px solid rgba(255,255,255,.04);transition:all .3s}
.th-expert-card:hover{border-color:rgba(232,55,90,.25);transform:translateY(-4px);box-shadow:0 8px 28px rgba(232,55,90,.1)}
.th-expert-avatar{width:100px;height:100px;border-radius:50%;overflow:hidden;margin:0 auto 16px;border:3px solid rgba(232,55,90,.3)}
.th-expert-avatar img{width:100%;height:100%;object-fit:cover}
.th-expert-card h3{font-size:18px;margin-bottom:4px}
.th-expert-title{display:block;font-size:13px;color:#E8375A;margin-bottom:12px}
.th-expert-card p{font-size:13px;color:#9A9BB4;line-height:1.7;margin-bottom:14px}
.th-expert-tags{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;margin-bottom:16px}
.th-expert-tags span{padding:3px 10px;background:rgba(124,92,252,.1);color:#7C5CFC;border-radius:12px;font-size:11px}
.th-expert-actions{display:flex;gap:8px;justify-content:center}

/* === 合作品牌 === */
.th-partner-logos{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.th-partner-item{background:#161829;border-radius:12px;padding:24px;text-align:center;border:1px solid rgba(255,255,255,.04);transition:all .3s}
.th-partner-item:hover{border-color:rgba(232,55,90,.2);background:#1A1D32}
.th-partner-item span{font-size:16px;font-weight:600;color:#9A9BB4}

/* === How-To步骤 === */
.th-howto-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.th-howto-step{background:#161829;border-radius:14px;padding:36px 28px;text-align:center;border:1px solid rgba(255,255,255,.04);transition:all .3s}
.th-howto-step:hover{border-color:rgba(232,55,90,.25);transform:translateY(-4px)}
.th-step-num{font-size:42px;font-weight:800;background:linear-gradient(135deg,#E8375A,#FF6B35);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:16px}
.th-howto-step h4{font-size:18px;margin-bottom:10px}
.th-howto-step p{font-size:13px;color:#9A9BB4;line-height:1.8}

/* === 用户评价 === */
.th-review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.th-review-card{background:#161829;border-radius:14px;padding:28px 24px;border:1px solid rgba(255,255,255,.04);transition:all .3s}
.th-review-card:hover{border-color:rgba(232,55,90,.2);transform:translateY(-3px)}
.th-review-stars{color:#FFB300;font-size:18px;margin-bottom:12px;letter-spacing:2px}
.th-review-card p{font-size:14px;color:#C8C8D8;line-height:1.8;margin-bottom:16px;font-style:italic}
.th-review-author strong{display:block;font-size:14px;color:#F5F5FA;font-style:normal}
.th-review-author span{font-size:12px;color:#9A9BB4}

/* === FAQ === */
.th-faq-list{max-width:820px;margin:0 auto}
.th-faq-item{background:#161829;border-radius:12px;margin-bottom:12px;border:1px solid rgba(255,255,255,.04);overflow:hidden;transition:border-color .3s}
.th-faq-item:hover{border-color:rgba(232,55,90,.2)}
.th-faq-question{display:flex;align-items:center;justify-content:space-between;width:100%;padding:20px 24px;background:none;border:none;color:#E8E8F0;font-size:15px;font-weight:600;cursor:pointer;text-align:left;transition:color .25s}
.th-faq-question:hover{color:#E8375A}
.th-faq-question::after{content:'+';font-size:22px;color:#E8375A;transition:transform .3s;flex-shrink:0;margin-left:16px}
.th-faq-item.active .th-faq-question::after{transform:rotate(45deg)}
.th-faq-answer{max-height:0;overflow:hidden;transition:max-height .4s ease}
.th-faq-item.active .th-faq-answer{max-height:400px}
.th-faq-answer p{padding:0 24px 20px;font-size:14px;color:#9A9BB4;line-height:1.8}

/* === 联系我们 === */
.th-contact-wrap{display:grid;grid-template-columns:2fr 1fr;gap:36px;align-items:start}
.th-contact-info{background:#161829;border-radius:14px;padding:32px;border:1px solid rgba(255,255,255,.04)}
.th-contact-info h3{font-size:22px;color:#E8375A;margin-bottom:20px}
.th-contact-photo{border-radius:12px;overflow:hidden;margin-bottom:20px}
.th-contact-photo img{width:100%;border-radius:12px}
.th-contact-list li{padding:10px 0;border-bottom:1px solid rgba(255,255,255,.04);font-size:14px;color:#C8C8D8}
.th-contact-list li strong{color:#F5F5FA;min-width:90px;display:inline-block}
.th-contact-qrcodes{display:flex;flex-direction:column;gap:20px}
.th-qrcode-item{background:#161829;border-radius:14px;padding:24px;text-align:center;border:1px solid rgba(255,255,255,.04)}
.th-qrcode-item img{width:180px;height:180px;margin:0 auto 12px;border-radius:8px}
.th-qrcode-item span{font-size:14px;color:#9A9BB4}

/* === 社交分享 === */
.th-share-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.th-share-btn{display:flex;align-items:center;gap:8px;padding:12px 24px;border-radius:10px;font-size:14px;font-weight:500;transition:all .3s;color:#fff}
.th-share-wechat{background:#07C160}
.th-share-weibo{background:#E6162D}
.th-share-douyin{background:#161823}
.th-share-bilibili{background:#00A1D6}
.th-share-btn:hover{transform:translateY(-2px);box-shadow:0 4px 16px rgba(0,0,0,.3);color:#fff}

/* === 页脚 === */
.th-footer{background:#0A0C16;padding:48px 0 0;border-top:1px solid rgba(255,255,255,.04)}
.th-footer-top{display:grid;grid-template-columns:1fr 2fr;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.04)}
.th-footer-brand{max-width:300px}
.th-footer-brand img{margin-bottom:14px}
.th-footer-brand p{font-size:13px;color:#9A9BB4;line-height:1.7}
.th-footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.th-footer-col h5{font-size:15px;color:#F5F5FA;margin-bottom:14px}
.th-footer-col ul li{margin-bottom:8px}
.th-footer-col ul li a{font-size:13px;color:#9A9BB4}
.th-footer-col ul li a:hover{color:#E8375A}
.th-footer-col ul li{font-size:13px;color:#9A9BB4}
.th-footer-bottom{padding:20px 0;text-align:center}
.th-footer-bottom p{font-size:13px;color:#6B6B80}
.th-footer-bottom a{color:#9A9BB4}

/* === 视频播放弹窗 === */
.th-video-modal{display:none;position:fixed;inset:0;z-index:9999;background:rgba(0,0,0,.9);align-items:center;justify-content:center}
.th-video-modal.active{display:flex}
.th-video-modal-content{width:90%;max-width:960px;position:relative}
.th-video-modal-close{position:absolute;top:-40px;right:0;background:none;border:none;color:#fff;font-size:32px;cursor:pointer}
.th-video-modal video{width:100%;border-radius:12px;background:#000}

/* === 懒加载占位 === */
.th-lazy{opacity:0;transition:opacity .5s}
.th-lazy.loaded{opacity:1}

/* === 内页通用 === */
.th-page-banner{position:relative;height:320px;margin-top:68px;overflow:hidden;display:flex;align-items:center}
.th-page-banner-bg{position:absolute;inset:0}
.th-page-banner-bg img{width:100%;height:100%;object-fit:cover;filter:brightness(.35)}
.th-page-banner-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,15,26,.2),rgba(13,15,26,.85))}
.th-page-banner-content{position:relative;z-index:2;text-align:center;width:100%}
.th-page-banner-content h1{font-size:34px;margin-bottom:10px}
.th-page-banner-content p{font-size:15px;color:#C8C8D8}

/* === 响应式 === */
@media(max-width:1024px){
  .th-video-grid,.th-review-grid{grid-template-columns:repeat(2,1fr)}
  .th-media-grid,.th-expert-grid,.th-partner-logos{grid-template-columns:repeat(2,1fr)}
  .th-ai-showcase,.th-community-grid,.th-contact-wrap,.th-footer-top{grid-template-columns:1fr}
  .th-entertain-grid{grid-template-columns:repeat(2,1fr)}
  .th-howto-steps{grid-template-columns:1fr}
}
@media(max-width:768px){
  .th-nav{display:none}
  .th-nav.mobile-open{display:block;position:absolute;top:68px;left:0;width:100%;background:#0D0F1A;border-bottom:1px solid rgba(232,55,90,.15);padding:16px 0}
  .th-nav.mobile-open .th-nav-list{flex-direction:column;padding:0 20px}
  .th-nav.mobile-open .th-nav-list li a{padding:12px 16px}
  .th-mobile-toggle{display:flex}
  .th-search-box{display:none}
  .th-banner{min-height:480px}
  .th-banner-title{font-size:28px}
  .th-banner-desc{font-size:15px}
  .th-banner-stats{gap:24px}
  .th-stat-item strong{font-size:22px}
  .th-video-grid,.th-review-grid,.th-entertain-grid{grid-template-columns:1fr}
  .th-media-grid,.th-expert-grid,.th-partner-logos{grid-template-columns:1fr}
  .th-section{padding:48px 0}
  .th-section-title{font-size:24px}
  .th-footer-links{grid-template-columns:1fr}
  .th-share-buttons{flex-direction:column;align-items:center}
  .th-contact-qrcodes{flex-direction:row}
}