/* ========================================
   海角网影视传媒社区 - 原创样式表
   配色：玫瑰金 + 深紫 主题
   域名：tvsbck.cn
   ======================================== */

/* === 基础重置 === */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:#2d1b33;background:#faf5f7;line-height:1.7}
a{color:#c2185b;text-decoration:none;transition:color .25s}
a:hover{color:#7b1fa2}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.35;color:#1a0a1e}

/* === 容器 === */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}

/* === 干扰标签隐藏 === */
.dbhdij{position:absolute;left:-9999px;top:-9999px;width:0;height:0;overflow:hidden;opacity:0;visibility:hidden;pointer-events:none;font-size:0;line-height:0}

/* === 头部 === */
.site-header{background:linear-gradient(135deg,#1a0a1e 0%,#3a1548 100%);color:#fff;position:sticky;top:0;z-index:1000;box-shadow:0 2px 20px rgba(26,10,30,.3)}
.header-top{display:flex;align-items:center;justify-content:space-between;padding:12px 0;flex-wrap:wrap;gap:10px}
.logo-area{display:flex;align-items:center;gap:10px}
.logo-area img{border-radius:8px}
.brand-name{font-size:1.6rem;font-weight:800;color:#f8bbd0;letter-spacing:1px}
.brand-name:hover{color:#f06292}
.brand-slogan{font-size:.82rem;color:#ce93d8;display:none}
@media(min-width:768px){.brand-slogan{display:inline}}
.main-nav{display:flex;gap:4px;flex-wrap:wrap}
.main-nav a{color:#e1bee7;padding:6px 14px;border-radius:20px;font-size:.9rem;transition:all .25s}
.main-nav a:hover,.main-nav a.active{background:#c2185b;color:#fff}

/* === 搜索栏 === */
.search-bar{padding:8px 0 12px}
#searchForm{display:flex;max-width:520px;margin:0 auto}
#searchInput{flex:1;padding:10px 18px;border:2px solid #ce93d8;border-radius:25px 0 0 25px;font-size:.95rem;outline:none;background:rgba(255,255,255,.12);color:#fff;transition:border-color .3s}
#searchInput::placeholder{color:#ce93d8}
#searchInput:focus{border-color:#f06292;background:rgba(255,255,255,.18)}
#searchBtn{padding:10px 24px;background:linear-gradient(135deg,#c2185b,#7b1fa2);color:#fff;border:none;border-radius:0 25px 25px 0;cursor:pointer;font-size:.95rem;transition:opacity .3s}
#searchBtn:hover{opacity:.85}

/* === Banner === */
.hero-banner{position:relative;background:linear-gradient(135deg,#1a0a1e 0%,#4a1259 50%,#c2185b 100%);padding:60px 0;text-align:center;overflow:hidden}
.hero-banner::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url('/images/banner.jpg') center/cover no-repeat;opacity:.35}
.hero-banner .container{position:relative;z-index:2}
.hero-banner h1{font-size:2.4rem;color:#fff;margin-bottom:12px;text-shadow:0 2px 15px rgba(0,0,0,.5)}
.hero-banner h2{font-size:1.2rem;color:#f8bbd0;font-weight:400;margin-bottom:25px}
.hero-banner .cta-btn{display:inline-block;padding:14px 36px;background:linear-gradient(135deg,#c2185b,#e91e63);color:#fff;border-radius:30px;font-size:1.05rem;font-weight:600;transition:transform .3s,box-shadow .3s}
.hero-banner .cta-btn:hover{transform:translateY(-3px);box-shadow:0 8px 25px rgba(194,24,91,.4);color:#fff}

/* === 面包屑 === */
.breadcrumb{padding:12px 0;font-size:.85rem;color:#6d5a73}
.breadcrumb a{color:#c2185b}
.breadcrumb span{margin:0 6px;color:#9e8da5}

/* === 通用区块 === */
.section{padding:45px 0}
.section-title{font-size:1.65rem;text-align:center;margin-bottom:30px;position:relative;padding-bottom:12px}
.section-title::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:60px;height:3px;background:linear-gradient(90deg,#c2185b,#7b1fa2);border-radius:2px}
.section-subtitle{text-align:center;color:#6d5a73;margin-top:-20px;margin-bottom:30px;font-size:.92rem}

/* === 视频卡片网格 === */
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:22px}
.video-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 3px 15px rgba(26,10,30,.08);transition:transform .3s,box-shadow .3s}
.video-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px rgba(194,24,91,.15)}
.video-thumb{position:relative;padding-top:56.25%;overflow:hidden;background:#2d1b33}
.video-thumb img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;transition:transform .4s}
.video-card:hover .video-thumb img{transform:scale(1.06)}
.duration{position:absolute;bottom:8px;right:8px;background:rgba(26,10,30,.8);color:#fff;padding:2px 8px;border-radius:4px;font-size:.78rem}
.play-overlay{position:absolute;top:0;left:0;right:0;bottom:0;display:flex;align-items:center;justify-content:center;background:rgba(26,10,30,.35);opacity:0;transition:opacity .35s}
.video-card:hover .play-overlay{opacity:1}
.play-btn{width:56px;height:56px;background:rgba(194,24,91,.85);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;padding-left:4px;transition:transform .3s}
.play-btn:hover{transform:scale(1.12)}
.video-info{padding:14px 16px}
.video-title{font-size:.95rem;margin-bottom:6px;line-height:1.4}
.video-title a{color:#2d1b33}
.video-title a:hover{color:#c2185b}
.video-meta{font-size:.8rem;color:#9e8da5;display:flex;gap:12px;flex-wrap:wrap}
.video-meta .category{background:#f3e5f5;color:#7b1fa2;padding:1px 8px;border-radius:10px}

/* === 娱乐专区 === */
.entertainment-section{background:linear-gradient(180deg,#faf5f7,#f3e5f5)}
.ent-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.ent-card{background:#fff;border-radius:12px;padding:24px;text-align:center;border:1px solid #e8d5ec;transition:all .3s}
.ent-card:hover{border-color:#c2185b;box-shadow:0 6px 20px rgba(194,24,91,.12)}
.ent-icon{font-size:2.5rem;margin-bottom:12px}
.ent-card h4{color:#1a0a1e;margin-bottom:8px}
.ent-card p{color:#6d5a73;font-size:.88rem}

/* === AI赋能 === */
.ai-section{background:linear-gradient(135deg,#1a0a1e,#3a1548);color:#fff;padding:50px 0}
.ai-section .section-title{color:#f8bbd0}
.ai-section .section-title::after{background:linear-gradient(90deg,#f06292,#ce93d8)}
.ai-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}
.ai-card{background:rgba(255,255,255,.07);border:1px solid rgba(206,147,216,.2);border-radius:14px;padding:28px;transition:all .3s}
.ai-card:hover{background:rgba(255,255,255,.12);border-color:rgba(240,98,146,.4)}
.ai-card h4{color:#f8bbd0;margin-bottom:10px;font-size:1.1rem}
.ai-card p{color:#ce93d8;font-size:.9rem}

/* === 专家展示 === */
.expert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:22px}
.expert-card{background:#fff;border-radius:14px;padding:28px;text-align:center;border:1px solid #e8d5ec;transition:all .3s}
.expert-card:hover{box-shadow:0 8px 25px rgba(194,24,91,.12);border-color:#f06292}
.expert-avatar{margin-bottom:14px}
.avatar-placeholder{width:72px;height:72px;background:linear-gradient(135deg,#c2185b,#7b1fa2);color:#fff;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:1.6rem;font-weight:700}
.expert-card h4{font-size:1.1rem;color:#1a0a1e;margin-bottom:4px}
.expert-role{color:#c2185b;font-size:.88rem;margin-bottom:10px}
.expert-desc{color:#6d5a73;font-size:.85rem;margin-bottom:8px}
.expert-works,.expert-awards{font-size:.82rem;color:#9e8da5;margin-bottom:4px}
.expert-actions{margin-top:14px;display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.btn-primary{display:inline-block;padding:8px 18px;background:linear-gradient(135deg,#c2185b,#e91e63);color:#fff;border-radius:20px;font-size:.85rem;transition:opacity .3s}
.btn-primary:hover{opacity:.85;color:#fff}
.btn-outline{display:inline-block;padding:8px 18px;border:1px solid #c2185b;color:#c2185b;border-radius:20px;font-size:.85rem;transition:all .3s}
.btn-outline:hover{background:#c2185b;color:#fff}

/* === 合作品牌墙 === */
.brand-wall{display:flex;flex-wrap:wrap;justify-content:center;gap:20px;padding:10px 0}
.brand-item{background:#fff;border:1px solid #e8d5ec;border-radius:10px;padding:16px 28px;font-weight:600;color:#6d5a73;transition:all .3s;font-size:.92rem}
.brand-item:hover{border-color:#c2185b;color:#c2185b;box-shadow:0 4px 12px rgba(194,24,91,.1)}

/* === 联系我们 === */
.contact-section{background:#f5eaf0}
.contact-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:22px}
.contact-card{background:#fff;border-radius:12px;padding:24px;border:1px solid #e8d5ec}
.contact-card h4{color:#1a0a1e;margin-bottom:10px;font-size:1.05rem}
.contact-card p{color:#6d5a73;font-size:.88rem;margin-bottom:6px}

/* === 用户评论 === */
.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.review-card{background:#fff;border-radius:12px;padding:22px;border-left:4px solid #c2185b;box-shadow:0 2px 10px rgba(26,10,30,.06)}
.review-card .stars{color:#f06292;margin-bottom:8px;font-size:1.1rem}
.review-card .review-text{color:#2d1b33;font-size:.92rem;margin-bottom:10px;font-style:italic}
.review-card .reviewer{color:#9e8da5;font-size:.82rem}

/* === FAQ === */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#fff;border-radius:10px;margin-bottom:12px;border:1px solid #e8d5ec;overflow:hidden}
.faq-question{padding:16px 20px;cursor:pointer;font-weight:600;color:#1a0a1e;display:flex;justify-content:space-between;align-items:center;transition:background .3s}
.faq-question:hover{background:#faf0f5}
.faq-question .arrow{transition:transform .3s;color:#c2185b;font-size:1.2rem}
.faq-item.active .faq-question .arrow{transform:rotate(180deg)}
.faq-answer{padding:0 20px;max-height:0;overflow:hidden;transition:max-height .4s ease,padding .4s ease;color:#6d5a73;font-size:.9rem}
.faq-item.active .faq-answer{max-height:300px;padding:0 20px 16px}

/* === 社交分享 === */
.share-links{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:12px}
.share-btn{padding:8px 20px;border-radius:20px;font-size:.88rem;transition:all .3s}
.wechat-share{background:#07c160;color:#fff}
.weibo-share{background:#e6162d;color:#fff}
.douyin-share{background:#161823;color:#fff}
.bilibili-share{background:#00a1d6;color:#fff}
.share-btn:hover{opacity:.85;color:#fff;transform:translateY(-2px)}

/* === 友情链接 === */
.links-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.links-row a{color:#9e8da5;font-size:.82rem;padding:3px 10px;background:#fff;border-radius:4px;border:1px solid #e8d5ec;transition:all .25s}
.links-row a:hover{color:#c2185b;border-color:#c2185b}

/* === 页脚 === */
.site-footer{background:linear-gradient(135deg,#1a0a1e 0%,#2d1040 100%);color:#ce93d8;padding:45px 0 0}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:28px;padding-bottom:30px}
.footer-col h4{color:#f8bbd0;margin-bottom:12px;font-size:1rem}
.footer-col a{display:block;color:#ce93d8;font-size:.88rem;margin-bottom:6px;transition:color .25s}
.footer-col a:hover{color:#f06292}
.footer-col p{font-size:.85rem;margin-bottom:4px}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.footer-logo span{font-size:1.2rem;font-weight:700;color:#f8bbd0}
.footer-qr{display:flex;gap:30px;justify-content:center;padding:20px 0;border-top:1px solid rgba(206,147,216,.15)}
.qr-item{text-align:center}
.qr-item img{border-radius:8px;margin-bottom:6px}
.qr-item p{font-size:.82rem;color:#ce93d8}
.footer-bottom{text-align:center;padding:18px 0;border-top:1px solid rgba(206,147,216,.15);font-size:.82rem;color:#9e8da5}
.footer-bottom a{color:#ce93d8}

/* === 回到顶部 === */
.back-to-top{position:fixed;bottom:30px;right:30px;width:44px;height:44px;background:linear-gradient(135deg,#c2185b,#7b1fa2);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:1.2rem;box-shadow:0 4px 15px rgba(194,24,91,.3);transition:all .3s;z-index:999}
.back-to-top:hover{transform:translateY(-3px);box-shadow:0 6px 20px rgba(194,24,91,.4)}

/* === EEAT作者 === */
.eeat-author{border-bottom:1px solid #e8d5ec}
.author-card{background:#fff;border-radius:12px;padding:22px;border:1px solid #e8d5ec}
.author-info h3{color:#1a0a1e;margin-bottom:8px}
.author-info p{color:#6d5a73;font-size:.88rem;margin-bottom:4px}

/* === 内页通用 === */
.page-hero{background:linear-gradient(135deg,#1a0a1e,#4a1259);padding:40px 0;text-align:center;color:#fff}
.page-hero h1{font-size:2rem;margin-bottom:8px}
.page-hero p{color:#ce93d8;font-size:1rem}
.page-content{padding:40px 0}
.content-block{background:#fff;border-radius:12px;padding:30px;margin-bottom:25px;border:1px solid #e8d5ec}
.content-block h2{color:#1a0a1e;margin-bottom:14px;font-size:1.35rem}
.content-block h3{color:#7b1fa2;margin-bottom:10px;font-size:1.1rem}
.content-block p{color:#2d1b33;margin-bottom:12px;font-size:.92rem}

/* === How-To指南 === */
.howto-steps{counter-reset:step}
.howto-step{position:relative;padding:20px 20px 20px 65px;background:#fff;border-radius:10px;margin-bottom:14px;border:1px solid #e8d5ec}
.howto-step::before{counter-increment:step;content:counter(step);position:absolute;left:16px;top:18px;width:36px;height:36px;background:linear-gradient(135deg,#c2185b,#7b1fa2);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1rem}
.howto-step h4{color:#1a0a1e;margin-bottom:6px}
.howto-step p{color:#6d5a73;font-size:.88rem}

/* === 响应式 === */
@media(max-width:768px){
  .header-top{flex-direction:column;align-items:flex-start}
  .main-nav{width:100%;justify-content:flex-start;overflow-x:auto;-webkit-overflow-scrolling:touch}
  .main-nav a{white-space:nowrap;font-size:.82rem;padding:5px 10px}
  .hero-banner h1{font-size:1.6rem}
  .hero-banner h2{font-size:1rem}
  .section-title{font-size:1.3rem}
  .video-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .expert-grid{grid-template-columns:1fr}
  .ai-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .review-grid{grid-template-columns:1fr}
}
@media(max-width:480px){
  .video-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .ent-grid{grid-template-columns:1fr}
  .brand-wall{flex-direction:column;align-items:center}
}