/* ========================================
   涩里番 - 原创样式表
   品牌色系：深紫黑 #1A0A2E | 活力橙 #FF6B35 | 霓虹紫 #7B2FF7
   ======================================== */

/* 基础重置 */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
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:#0D0D1A;color:#E8E6F0;line-height:1.7;overflow-x:hidden}
a{color:#FF6B35;text-decoration:none;transition:color .3s}
a:hover{color:#7B2FF7}
img{max-width:100%;height:auto;display:block}
ul{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* 头部导航 */
.site-header{position:sticky;top:0;z-index:1000;background:rgba(26,10,46,.95);backdrop-filter:blur(10px);border-bottom:1px solid rgba(123,47,247,.2)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:70px}
.logo-link{display:flex;align-items:center}
.logo-img{height:45px;width:auto}
.nav-list{display:flex;gap:8px}
.nav-link{display:block;padding:8px 16px;color:#E8E6F0;font-size:15px;border-radius:6px;transition:all .3s}
.nav-link:hover,.nav-link.active{color:#FF6B35;background:rgba(255,107,53,.1)}
.mobile-menu-btn{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.mobile-menu-btn span{display:block;width:24px;height:2px;background:#E8E6F0;transition:all .3s}

/* 搜索框 */
.search-bar{background:rgba(13,13,26,.8);padding:10px 0;border-bottom:1px solid rgba(123,47,247,.1)}
.search-form{display:flex;max-width:600px;margin:0 auto}
.search-input{flex:1;padding:10px 18px;background:rgba(232,230,240,.08);border:1px solid rgba(123,47,247,.3);border-right:none;border-radius:25px 0 0 25px;color:#E8E6F0;font-size:14px;outline:none;transition:border-color .3s}
.search-input:focus{border-color:#FF6B35}
.search-input::placeholder{color:rgba(232,230,240,.4)}
.search-btn{padding:10px 24px;background:linear-gradient(135deg,#FF6B35,#7B2FF7);color:#fff;border:none;border-radius:0 25px 25px 0;cursor:pointer;font-size:14px;transition:opacity .3s}
.search-btn:hover{opacity:.85}

/* 面包屑 */
.breadcrumb-wrap{padding:12px 0;background:rgba(26,10,46,.5)}
.breadcrumb{display:flex;gap:8px;font-size:13px;color:rgba(232,230,240,.5)}
.breadcrumb li::after{content:" / ";margin-left:8px;color:rgba(232,230,240,.3)}
.breadcrumb li:last-child::after{content:""}
.breadcrumb a{color:rgba(232,230,240,.6)}
.breadcrumb a:hover{color:#FF6B35}

/* Hero Banner */
.hero-section{position:relative;min-height:500px;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;background-repeat:no-repeat}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(26,10,46,.85),rgba(13,13,26,.7))}
.hero-content{position:relative;z-index:2;text-align:center;padding:60px 0}
.hero-title{font-size:42px;font-weight:800;margin-bottom:16px;background:linear-gradient(135deg,#FF6B35,#7B2FF7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-subtitle{font-size:18px;color:rgba(232,230,240,.8);margin-bottom:24px;max-width:700px;margin-left:auto;margin-right:auto}
.hero-tags{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:30px}
.tag{display:inline-block;padding:6px 16px;background:rgba(123,47,247,.15);border:1px solid rgba(123,47,247,.3);border-radius:20px;font-size:13px;color:#E8E6F0}
.hero-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* 按钮 */
.btn{display:inline-block;padding:12px 28px;border-radius:8px;font-size:15px;font-weight:600;transition:all .3s;cursor:pointer;text-align:center}
.btn-primary{background:linear-gradient(135deg,#FF6B35,#7B2FF7);color:#fff;border:none}
.btn-primary:hover{opacity:.9;transform:translateY(-2px);color:#fff}
.btn-outline{background:transparent;color:#FF6B35;border:2px solid #FF6B35}
.btn-outline:hover{background:rgba(255,107,53,.1);color:#FF6B35}
.btn-sm{padding:8px 18px;font-size:13px}

/* 通用段落 */
.section{padding:60px 0}
.section-title{font-size:30px;font-weight:700;text-align:center;margin-bottom:12px;color:#E8E6F0}
.section-desc{text-align:center;color:rgba(232,230,240,.6);font-size:15px;margin-bottom:40px;max-width:700px;margin-left:auto;margin-right:auto}
.section-more{text-align:center;margin-top:36px}

/* 视频卡片网格 */
.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.video-card{background:rgba(26,10,46,.6);border-radius:12px;overflow:hidden;border:1px solid rgba(123,47,247,.15);transition:all .3s}
.video-card:hover{transform:translateY(-4px);border-color:rgba(255,107,53,.4);box-shadow:0 8px 30px rgba(123,47,247,.15)}
.video-thumb{position:relative;overflow:hidden;aspect-ratio:16/9}
.video-thumb img,.video-thumb video{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.video-card:hover .video-thumb img,.video-card:hover .video-thumb video{transform:scale(1.05)}
.video-player{display:block;width:100%;height:100%;object-fit:cover;pointer-events:none}
.play-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.3);opacity:0;transition:opacity .3s}
.video-card:hover .play-overlay{opacity:1}
.play-btn{width:60px;height:60px;background:rgba(255,107,53,.9);border-radius:50%;position:relative}
.play-btn::after{content:"";position:absolute;top:50%;left:55%;transform:translate(-50%,-50%);border-style:solid;border-width:12px 0 12px 20px;border-color:transparent transparent transparent #fff}
.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}
.video-badge{position:absolute;top:8px;left:8px;background:linear-gradient(135deg,#FF6B35,#7B2FF7);color:#fff;padding:3px 10px;border-radius:4px;font-size:11px;font-weight:600}
.live-badge{background:linear-gradient(135deg,#ff3b3b,#FF6B35);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.7}}
.video-info{padding:16px}
.video-title{font-size:15px;font-weight:600;color:#E8E6F0;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-meta{display:flex;gap:12px;font-size:12px;color:rgba(232,230,240,.5);margin-bottom:8px;flex-wrap:wrap}
.video-desc{font-size:13px;color:rgba(232,230,240,.4);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* 服务卡片 */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.service-card{background:rgba(26,10,46,.5);border:1px solid rgba(123,47,247,.15);border-radius:12px;padding:30px;text-align:center;transition:all .3s}
.service-card:hover{border-color:rgba(255,107,53,.4);transform:translateY(-3px)}
.service-icon{font-size:40px;margin-bottom:16px}
.service-title{font-size:18px;font-weight:600;margin-bottom:10px;color:#FF6B35}
.service-card p{font-size:14px;color:rgba(232,230,240,.6);line-height:1.7}

/* AI模块 */
.ai-content{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.ai-features{margin-top:20px}
.ai-features li{margin-bottom:20px;padding-left:20px;border-left:3px solid #FF6B35}
.ai-features h4{font-size:16px;color:#FF6B35;margin-bottom:4px}
.ai-features p{font-size:14px;color:rgba(232,230,240,.6)}
.ai-image{border-radius:12px;overflow:hidden;border:1px solid rgba(123,47,247,.2)}
.ai-image img{width:100%;height:auto}

/* 社区模块 */
.community-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-bottom:30px}
.community-card{background:rgba(26,10,46,.5);border:1px solid rgba(123,47,247,.15);border-radius:12px;padding:28px;transition:all .3s}
.community-card:hover{border-color:rgba(255,107,53,.4)}
.community-card h3{font-size:18px;color:#FF6B35;margin-bottom:10px}
.community-card p{font-size:14px;color:rgba(232,230,240,.6);margin-bottom:12px}
.community-tag{display:inline-block;padding:4px 12px;background:rgba(123,47,247,.15);border-radius:15px;font-size:12px;color:#7B2FF7}
.community-banner{border-radius:12px;overflow:hidden;border:1px solid rgba(123,47,247,.15)}
.community-banner img{width:100%;height:auto}

/* 专家展示 */
.experts-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.expert-card{background:rgba(26,10,46,.5);border:1px solid rgba(123,47,247,.15);border-radius:12px;padding:24px;text-align:center;transition:all .3s}
.expert-card:hover{border-color:rgba(255,107,53,.4)}
.expert-avatar{font-size:48px;margin-bottom:12px}
.expert-name{font-size:18px;font-weight:600;color:#E8E6F0;margin-bottom:4px}
.expert-role{font-size:13px;color:#FF6B35;margin-bottom:10px}
.expert-bio{font-size:13px;color:rgba(232,230,240,.5);margin-bottom:12px;line-height:1.6}
.expert-tags{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin-bottom:14px}
.expert-tags span{padding:3px 10px;background:rgba(123,47,247,.1);border-radius:12px;font-size:11px;color:rgba(232,230,240,.6)}
.expert-actions{display:flex;gap:8px;justify-content:center}

/* 合作品牌 */
.partners-wall{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.partner-logo{background:rgba(26,10,46,.5);border:1px solid rgba(123,47,247,.15);border-radius:10px;padding:24px;display:flex;align-items:center;justify-content:center;transition:all .3s}
.partner-logo:hover{border-color:rgba(255,107,53,.3)}
.partner-logo span{font-size:16px;font-weight:600;color:rgba(232,230,240,.5)}

/* How-To步骤 */
.howto-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.howto-step{background:rgba(26,10,46,.5);border:1px solid rgba(123,47,247,.15);border-radius:12px;padding:28px;text-align:center;transition:all .3s}
.howto-step:hover{border-color:rgba(255,107,53,.4)}
.step-num{font-size:36px;font-weight:800;background:linear-gradient(135deg,#FF6B35,#7B2FF7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:12px}
.howto-step h3{font-size:16px;color:#E8E6F0;margin-bottom:8px}
.howto-step p{font-size:13px;color:rgba(232,230,240,.5)}

/* FAQ */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{border:1px solid rgba(123,47,247,.15);border-radius:10px;margin-bottom:12px;overflow:hidden;transition:border-color .3s}
.faq-item:hover{border-color:rgba(255,107,53,.3)}
.faq-question{display:flex;justify-content:space-between;align-items:center;padding:18px 24px;cursor:pointer;background:rgba(26,10,46,.5)}
.faq-question h3{font-size:15px;font-weight:600;color:#E8E6F0}
.faq-toggle{font-size:24px;color:#FF6B35;transition:transform .3s;font-weight:300}
.faq-item.active .faq-toggle{transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-item.active .faq-answer{max-height:300px}
.faq-answer p{padding:0 24px 18px;font-size:14px;color:rgba(232,230,240,.6);line-height:1.8}

/* 用户评论 */
.reviews-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review-card{background:rgba(26,10,46,.5);border:1px solid rgba(123,47,247,.15);border-radius:12px;padding:24px;transition:all .3s}
.review-card:hover{border-color:rgba(255,107,53,.3)}
.review-header{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.review-avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,#FF6B35,#7B2FF7);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;color:#fff;flex-shrink:0}
.review-name{font-size:14px;font-weight:600;color:#E8E6F0}
.review-stars{color:#FF6B35;font-size:14px;letter-spacing:2px}
.review-text{font-size:13px;color:rgba(232,230,240,.6);line-height:1.7;margin-bottom:10px}
.review-date{font-size:12px;color:rgba(232,230,240,.3)}

/* 联系我们 */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.contact-info h3{font-size:20px;color:#FF6B35;margin-bottom:16px}
.contact-item{padding:10px 0;border-bottom:1px solid rgba(123,47,247,.1);font-size:14px;color:rgba(232,230,240,.7)}
.contact-item strong{color:#E8E6F0}
.contact-qrcodes{display:flex;gap:24px;justify-content:center}
.qrcode-item{text-align:center}
.qrcode-item img{border-radius:10px;border:2px solid rgba(123,47,247,.2);margin-bottom:8px}
.qrcode-item p{font-size:13px;color:rgba(232,230,240,.5)}

/* 分享按钮 */
.share-buttons{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.share-btn{display:inline-block;padding:10px 24px;border-radius:25px;font-size:14px;font-weight:600;color:#fff;transition:all .3s}
.share-btn:hover{transform:translateY(-2px);color:#fff}
.share-wechat{background:#07C160}
.share-weibo{background:#E6162D}
.share-douyin{background:#161823}
.share-bilibili{background:#00A1D6}
.share-qq{background:#12B7F5}

/* 页脚 */
.site-footer{background:rgba(10,5,20,.9);border-top:1px solid rgba(123,47,247,.15);padding:50px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px;padding-bottom:30px}
.footer-brand p{font-size:13px;color:rgba(232,230,240,.5);margin-top:12px;line-height:1.7}
.footer-logo{height:40px;width:auto;margin-bottom:8px}
.footer-links h4,.footer-contact h4{font-size:15px;color:#FF6B35;margin-bottom:14px}
.footer-links ul li{margin-bottom:8px}
.footer-links a{font-size:13px;color:rgba(232,230,240,.5)}
.footer-links a:hover{color:#FF6B35}
.footer-contact p{font-size:13px;color:rgba(232,230,240,.5);margin-bottom:6px}
.footer-qrcodes{display:flex;flex-direction:column;gap:12px}
.qrcode-small{text-align:center}
.qrcode-small img{border-radius:6px;margin-bottom:4px}
.qrcode-small span{font-size:11px;color:rgba(232,230,240,.4)}
.footer-bottom{border-top:1px solid rgba(123,47,247,.1);padding:18px 0;text-align:center}
.footer-bottom p{font-size:12px;color:rgba(232,230,240,.35)}

/* 内页Hero */
.page-hero{background:linear-gradient(135deg,rgba(26,10,46,.9),rgba(123,47,247,.15));padding:50px 0;text-align:center;border-bottom:1px solid rgba(123,47,247,.15)}
.page-hero h1{font-size:34px;font-weight:700;margin-bottom:12px;background:linear-gradient(135deg,#FF6B35,#7B2FF7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.page-hero p{font-size:15px;color:rgba(232,230,240,.6);max-width:700px;margin:0 auto}

/* 标签云 */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.tag-link{display:inline-block;padding:8px 18px;background:rgba(26,10,46,.5);border:1px solid rgba(123,47,247,.2);border-radius:20px;font-size:13px;color:rgba(232,230,240,.6);transition:all .3s}
.tag-link:hover{border-color:#FF6B35;color:#FF6B35;background:rgba(255,107,53,.05)}

/* 关于页面 */
.about-content{max-width:800px;margin:0 auto}
.about-content p{font-size:15px;color:rgba(232,230,240,.7);margin-bottom:18px;line-height:1.9;text-indent:2em}

/* 时间线 */
.timeline{max-width:700px;margin:0 auto;position:relative;padding-left:40px}
.timeline::before{content:"";position:absolute;left:15px;top:0;bottom:0;width:2px;background:linear-gradient(180deg,#FF6B35,#7B2FF7)}
.timeline-item{position:relative;margin-bottom:30px;padding-left:30px}
.timeline-item::before{content:"";position:absolute;left:-32px;top:6px;width:14px;height:14px;border-radius:50%;background:#FF6B35;border:3px solid #0D0D1A}
.timeline-year{font-size:20px;font-weight:700;color:#FF6B35;margin-bottom:6px}
.timeline-content h3{font-size:16px;color:#E8E6F0;margin-bottom:4px}
.timeline-content p{font-size:13px;color:rgba(232,230,240,.5)}

/* 数据统计 */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-card{background:rgba(26,10,46,.5);border:1px solid rgba(123,47,247,.15);border-radius:12px;padding:30px;text-align:center;transition:all .3s}
.stat-card:hover{border-color:rgba(255,107,53,.4)}
.stat-num{font-size:36px;font-weight:800;background:linear-gradient(135deg,#FF6B35,#7B2FF7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:8px}
.stat-label{font-size:14px;color:rgba(232,230,240,.5)}

/* 娱乐专区 */
.entertainment-section{background:rgba(26,10,46,.3)}

/* 响应式 */
@media(max-width:1024px){
  .video-grid{grid-template-columns:repeat(2,1fr)}
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .experts-grid{grid-template-columns:repeat(2,1fr)}
  .partners-wall{grid-template-columns:repeat(3,1fr)}
  .howto-steps{grid-template-columns:repeat(2,1fr)}
  .reviews-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .main-nav{display:none;position:absolute;top:70px;left:0;right:0;background:rgba(26,10,46,.98);padding:20px;border-bottom:1px solid rgba(123,47,247,.2)}
  .main-nav.active{display:block}
  .nav-list{flex-direction:column;gap:4px}
  .mobile-menu-btn{display:flex}
  .hero-title{font-size:28px}
  .hero-subtitle{font-size:15px}
  .hero-section{min-height:400px}
  .section-title{font-size:24px}
  .video-grid{grid-template-columns:1fr}
  .services-grid{grid-template-columns:1fr}
  .ai-content{grid-template-columns:1fr}
  .community-grid{grid-template-columns:1fr}
  .experts-grid{grid-template-columns:1fr}
  .partners-wall{grid-template-columns:repeat(2,1fr)}
  .howto-steps{grid-template-columns:1fr}
  .reviews-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr}
  .page-hero h1{font-size:26px}
  .section{padding:40px 0}
}