/* ============================================
   国产主播影视传媒视频社区 - 原创样式表
   品牌：国产主播 | 域名：157389.cn
   配色：深紫#120826 粉金#E8A87C 霓虹紫#B24BF3 青#00D4FF
   ============================================ */

/* === 基础重置 === */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'PingFang SC','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;background:#120826;color:#E8E0F0;line-height:1.7;overflow-x:hidden}
a{color:#E8A87C;text-decoration:none;transition:color .3s}
a:hover{color:#B24BF3}
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:#F5F0FF}

/* === 容器 === */
.tx-container{max-width:1280px;margin:0 auto;padding:0 20px}

/* === 顶部导航 === */
.tx-header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:rgba(18,8,38,.92);backdrop-filter:blur(12px);border-bottom:1px solid rgba(178,75,243,.2);transition:all .3s}
.tx-header-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.tx-logo{display:flex;align-items:center;gap:10px}
.tx-logo img{height:42px;width:auto;border-radius:6px}
.tx-logo-text{font-size:1.3rem;font-weight:700;background:linear-gradient(135deg,#E8A87C,#B24BF3);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.tx-nav{display:flex;align-items:center;gap:6px}
.tx-nav-list{display:flex;gap:4px}
.tx-nav-item{padding:8px 16px;border-radius:8px;font-size:.9rem;color:#C8B8E0;transition:all .3s;white-space:nowrap}
.tx-nav-item:hover,.tx-nav-item.active{color:#E8A87C;background:rgba(232,168,124,.1)}
.tx-mobile-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
.tx-mobile-toggle span{width:24px;height:2px;background:#E8A87C;border-radius:2px;transition:all .3s}

/* === 搜索框 === */
.tx-search-bar{background:linear-gradient(135deg,rgba(178,75,243,.15),rgba(0,212,255,.1));padding:14px 0;border-bottom:1px solid rgba(178,75,243,.12)}
.tx-search-wrap{display:flex;align-items:center;max-width:680px;margin:0 auto;position:relative}
.tx-search-input{flex:1;height:44px;padding:0 50px 0 20px;border:2px solid rgba(178,75,243,.3);border-radius:22px;background:rgba(18,8,38,.7);color:#F5F0FF;font-size:.95rem;outline:none;transition:border-color .3s}
.tx-search-input::placeholder{color:#8B7AA8}
.tx-search-input:focus{border-color:#B24BF3}
.tx-search-btn{position:absolute;right:4px;top:4px;height:36px;width:36px;border:none;border-radius:50%;background:linear-gradient(135deg,#B24BF3,#E8A87C);color:#fff;font-size:1.1rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .2s}
.tx-search-btn:hover{transform:scale(1.08)}

/* === Hero区域 === */
.tx-hero{position:relative;min-height:520px;display:flex;align-items:center;justify-content:center;text-align:center;overflow:hidden;margin-top:68px}
.tx-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:brightness(.45)}
.tx-hero-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,8,38,.3) 0%,rgba(18,8,38,.85) 100%)}
.tx-hero-content{position:relative;z-index:2;padding:60px 20px}
.tx-hero h1{font-size:2.8rem;margin-bottom:16px;text-shadow:0 2px 20px rgba(178,75,243,.5)}
.tx-hero h1 em{font-style:normal;background:linear-gradient(135deg,#E8A87C,#B24BF3,#00D4FF);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.tx-hero-sub{font-size:1.15rem;color:#C8B8E0;margin-bottom:30px;max-width:600px;margin-left:auto;margin-right:auto}
.tx-hero-tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.tx-hero-tag{padding:6px 18px;border-radius:20px;font-size:.85rem;border:1px solid rgba(232,168,124,.4);color:#E8A87C;background:rgba(232,168,124,.08);transition:all .3s}
.tx-hero-tag:hover{background:rgba(232,168,124,.2);transform:translateY(-2px)}

/* === 通用区块 === */
.tx-section{padding:60px 0}
.tx-section-alt{background:rgba(178,75,243,.04)}
.tx-section-title{text-align:center;margin-bottom:45px}
.tx-section-title h2{font-size:2rem;margin-bottom:10px}
.tx-section-title h2 span{background:linear-gradient(135deg,#E8A87C,#B24BF3);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.tx-section-title p{color:#9B8BB8;font-size:1rem}
.tx-badge{display:inline-block;padding:4px 14px;border-radius:14px;font-size:.78rem;font-weight:600;background:linear-gradient(135deg,#B24BF3,#00D4FF);color:#fff;margin-bottom:12px}

/* === 视频卡片网格 === */
.tx-video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}
.tx-video-card{background:rgba(30,15,55,.8);border-radius:14px;overflow:hidden;border:1px solid rgba(178,75,243,.15);transition:all .4s;cursor:pointer}
.tx-video-card:hover{transform:translateY(-6px);border-color:rgba(232,168,124,.4);box-shadow:0 12px 40px rgba(178,75,243,.2)}
.tx-video-thumb{position:relative;padding-top:56.25%;overflow:hidden;background:#1a0d30}
.tx-video-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.tx-video-card:hover .tx-video-thumb img{transform:scale(1.08)}
.tx-video-play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s;background:rgba(18,8,38,.4)}
.tx-video-card:hover .tx-video-play{opacity:1}
.tx-play-btn{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,#B24BF3,#E8A87C);display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(178,75,243,.5);transition:transform .3s}
.tx-play-btn:hover{transform:scale(1.12)}
.tx-play-icon{width:0;height:0;border-style:solid;border-width:10px 0 10px 18px;border-color:transparent transparent transparent #fff;margin-left:3px}
.tx-video-duration{position:absolute;bottom:8px;right:8px;padding:2px 8px;border-radius:4px;background:rgba(0,0,0,.75);color:#fff;font-size:.75rem}
.tx-video-info{padding:16px}
.tx-video-info h3{font-size:1rem;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tx-video-meta{display:flex;gap:14px;color:#8B7AA8;font-size:.82rem}
.tx-video-meta span{display:flex;align-items:center;gap:4px}

/* === 分类标签 === */
.tx-category-tabs{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:35px}
.tx-tab{padding:8px 22px;border-radius:20px;font-size:.88rem;border:1px solid rgba(178,75,243,.25);color:#C8B8E0;background:transparent;cursor:pointer;transition:all .3s}
.tx-tab:hover,.tx-tab.active{background:linear-gradient(135deg,#B24BF3,#E8A87C);color:#fff;border-color:transparent}

/* === 影视传媒模块 === */
.tx-media-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tx-media-card{background:rgba(30,15,55,.6);border-radius:12px;padding:28px 22px;text-align:center;border:1px solid rgba(178,75,243,.12);transition:all .4s}
.tx-media-card:hover{border-color:#E8A87C;transform:translateY(-4px);box-shadow:0 8px 30px rgba(178,75,243,.15)}
.tx-media-icon{width:60px;height:60px;margin:0 auto 16px;border-radius:50%;background:linear-gradient(135deg,rgba(178,75,243,.2),rgba(0,212,255,.2));display:flex;align-items:center;justify-content:center;font-size:1.6rem}
.tx-media-card h4{font-size:1.05rem;margin-bottom:8px;color:#F5F0FF}
.tx-media-card p{font-size:.88rem;color:#9B8BB8;line-height:1.6}

/* === AI赋能模块 === */
.tx-ai-section{background:linear-gradient(135deg,rgba(178,75,243,.08),rgba(0,212,255,.05))}
.tx-ai-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:30px;align-items:center}
.tx-ai-img{border-radius:14px;overflow:hidden;box-shadow:0 8px 30px rgba(0,0,0,.3)}
.tx-ai-img img{width:100%;transition:transform .5s}
.tx-ai-img:hover img{transform:scale(1.03)}
.tx-ai-features{display:flex;flex-direction:column;gap:20px}
.tx-ai-feat{display:flex;gap:16px;align-items:flex-start;padding:18px;border-radius:12px;background:rgba(18,8,38,.5);border:1px solid rgba(178,75,243,.1);transition:all .3s}
.tx-ai-feat:hover{border-color:#00D4FF;background:rgba(0,212,255,.05)}
.tx-ai-dot{width:10px;height:10px;border-radius:50%;background:#00D4FF;margin-top:6px;flex-shrink:0}
.tx-ai-feat h4{font-size:1rem;margin-bottom:4px;color:#F5F0FF}
.tx-ai-feat p{font-size:.88rem;color:#9B8BB8}

/* === 社区模块 === */
.tx-community-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.tx-comm-card{background:rgba(30,15,55,.7);border-radius:12px;padding:24px 18px;text-align:center;border:1px solid rgba(178,75,243,.1);transition:all .4s;position:relative;overflow:hidden}
.tx-comm-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#B24BF3,#E8A87C,#00D4FF);opacity:0;transition:opacity .3s}
.tx-comm-card:hover::before{opacity:1}
.tx-comm-card:hover{transform:translateY(-4px);border-color:rgba(178,75,243,.3)}
.tx-comm-icon{font-size:2rem;margin-bottom:12px}
.tx-comm-card h4{font-size:.98rem;margin-bottom:6px}
.tx-comm-card p{font-size:.82rem;color:#9B8BB8}
.tx-comm-count{margin-top:10px;font-size:.78rem;color:#00D4FF}

/* === 专家展示 === */
.tx-expert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.tx-expert-card{background:rgba(30,15,55,.7);border-radius:14px;overflow:hidden;border:1px solid rgba(178,75,243,.12);transition:all .4s;text-align:center}
.tx-expert-card:hover{transform:translateY(-5px);box-shadow:0 10px 35px rgba(178,75,243,.2)}
.tx-expert-avatar{width:100px;height:100px;border-radius:50%;margin:24px auto 14px;overflow:hidden;border:3px solid rgba(232,168,124,.4)}
.tx-expert-avatar img{width:100%;height:100%;object-fit:cover}
.tx-expert-card h4{font-size:1rem;margin-bottom:4px}
.tx-expert-role{font-size:.82rem;color:#E8A87C;margin-bottom:10px}
.tx-expert-desc{font-size:.82rem;color:#9B8BB8;padding:0 16px;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.tx-expert-actions{display:flex;gap:8px;justify-content:center;padding:0 16px 20px}
.tx-btn-sm{padding:6px 16px;border-radius:18px;font-size:.8rem;border:1px solid rgba(178,75,243,.3);color:#C8B8E0;background:transparent;cursor:pointer;transition:all .3s}
.tx-btn-sm:hover{background:#B24BF3;color:#fff;border-color:#B24BF3}
.tx-btn-primary{background:linear-gradient(135deg,#B24BF3,#E8A87C);color:#fff;border:none}

/* === 用户评价 === */
.tx-review-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.tx-review-card{background:rgba(30,15,55,.6);border-radius:12px;padding:24px;border:1px solid rgba(178,75,243,.1);transition:all .3s}
.tx-review-card:hover{border-color:rgba(232,168,124,.3)}
.tx-review-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.tx-review-avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,#B24BF3,#E8A87C);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:1.1rem}
.tx-review-name{font-weight:600;font-size:.95rem}
.tx-review-date{font-size:.78rem;color:#8B7AA8}
.tx-review-stars{color:#E8A87C;font-size:.9rem;margin-bottom:8px}
.tx-review-text{font-size:.9rem;color:#C8B8E0;line-height:1.7}

/* === FAQ === */
.tx-faq-list{max-width:800px;margin:0 auto}
.tx-faq-item{background:rgba(30,15,55,.6);border-radius:12px;margin-bottom:12px;border:1px solid rgba(178,75,243,.1);overflow:hidden}
.tx-faq-q{padding:18px 24px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-weight:600;font-size:.95rem;transition:background .3s}
.tx-faq-q:hover{background:rgba(178,75,243,.08)}
.tx-faq-arrow{transition:transform .3s;color:#E8A87C;font-size:1.2rem}
.tx-faq-a{padding:0 24px;max-height:0;overflow:hidden;transition:all .4s;font-size:.9rem;color:#9B8BB8;line-height:1.8}
.tx-faq-item.open .tx-faq-a{max-height:300px;padding:0 24px 18px}
.tx-faq-item.open .tx-faq-arrow{transform:rotate(180deg)}

/* === 合作品牌 === */
.tx-partner-wall{display:flex;flex-wrap:wrap;gap:20px;justify-content:center;align-items:center}
.tx-partner-item{padding:16px 30px;background:rgba(30,15,55,.5);border-radius:10px;border:1px solid rgba(178,75,243,.1);font-size:.95rem;color:#9B8BB8;transition:all .3s}
.tx-partner-item:hover{border-color:#E8A87C;color:#E8A87C}

/* === How-To指南 === */
.tx-howto-steps{display:flex;gap:20px;justify-content:center;flex-wrap:wrap}
.tx-step{flex:1;min-width:200px;max-width:260px;text-align:center;padding:28px 18px;background:rgba(30,15,55,.6);border-radius:12px;border:1px solid rgba(178,75,243,.1);position:relative}
.tx-step-num{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#B24BF3,#E8A87C);color:#fff;font-weight:700;font-size:1.1rem;display:flex;align-items:center;justify-content:center;margin:0 auto 14px}
.tx-step h4{font-size:.95rem;margin-bottom:8px}
.tx-step p{font-size:.82rem;color:#9B8BB8}

/* === 联系我们 === */
.tx-contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.tx-contact-card{background:rgba(30,15,55,.7);border-radius:12px;padding:28px;text-align:center;border:1px solid rgba(178,75,243,.1)}
.tx-contact-card h4{font-size:1rem;margin-bottom:14px;color:#E8A87C}
.tx-contact-card p{font-size:.88rem;color:#C8B8E0;margin-bottom:6px}
.tx-contact-qr{width:140px;height:140px;margin:12px auto;border-radius:10px;overflow:hidden;border:2px solid rgba(232,168,124,.3)}
.tx-contact-qr img{width:100%;height:100%;object-fit:cover}

/* === 社交分享 === */
.tx-share-bar{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;padding:20px 0}
.tx-share-btn{padding:10px 22px;border-radius:22px;font-size:.88rem;border:1px solid rgba(178,75,243,.2);color:#C8B8E0;background:rgba(30,15,55,.5);cursor:pointer;transition:all .3s;display:flex;align-items:center;gap:6px}
.tx-share-btn:hover{background:#B24BF3;color:#fff;border-color:#B24BF3}

/* === 页脚 === */
.tx-footer{background:rgba(8,3,18,.95);border-top:1px solid rgba(178,75,243,.15);padding:50px 0 20px}
.tx-footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px;margin-bottom:30px}
.tx-footer-brand{display:flex;flex-direction:column;gap:12px}
.tx-footer-brand img{height:38px;width:auto}
.tx-footer-brand p{font-size:.88rem;color:#8B7AA8;line-height:1.7}
.tx-footer-col h5{font-size:.95rem;margin-bottom:14px;color:#E8A87C}
.tx-footer-col a{display:block;font-size:.85rem;color:#8B7AA8;padding:4px 0;transition:color .3s}
.tx-footer-col a:hover{color:#E8A87C}
.tx-footer-bottom{text-align:center;padding-top:20px;border-top:1px solid rgba(178,75,243,.1);font-size:.82rem;color:#6B5A88}
.tx-footer-bottom a{color:#8B7AA8}

/* === 面包屑 === */
.tx-breadcrumb{padding:14px 0;font-size:.85rem;color:#8B7AA8}
.tx-breadcrumb a{color:#9B8BB8}
.tx-breadcrumb a:hover{color:#E8A87C}
.tx-breadcrumb span{margin:0 8px;color:#6B5A88}

/* === 内页通用 === */
.tx-page-hero{padding:100px 0 40px;text-align:center;background:linear-gradient(180deg,rgba(178,75,243,.1),transparent)}
.tx-page-hero h1{font-size:2.2rem;margin-bottom:10px}
.tx-page-hero p{color:#9B8BB8;font-size:1rem}

/* === 加载更多 === */
.tx-load-more{text-align:center;padding:30px 0}
.tx-btn-load{padding:12px 40px;border-radius:25px;border:2px solid rgba(178,75,243,.3);background:transparent;color:#C8B8E0;font-size:.95rem;cursor:pointer;transition:all .3s}
.tx-btn-load:hover{background:linear-gradient(135deg,#B24BF3,#E8A87C);color:#fff;border-color:transparent}

/* === 视频播放弹窗 === */
.tx-modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.85);z-index:9999;display:none;align-items:center;justify-content:center}
.tx-modal-overlay.active{display:flex}
.tx-modal-content{width:90%;max-width:900px;background:#1a0d30;border-radius:14px;overflow:hidden;position:relative}
.tx-modal-close{position:absolute;top:12px;right:16px;width:36px;height:36px;border-radius:50%;background:rgba(0,0,0,.6);color:#fff;border:none;font-size:1.3rem;cursor:pointer;z-index:2;display:flex;align-items:center;justify-content:center}
.tx-modal-video{width:100%;aspect-ratio:16/9;background:#000}
.tx-modal-info{padding:16px 20px}
.tx-modal-info h3{font-size:1.1rem;margin-bottom:6px}
.tx-modal-info p{font-size:.85rem;color:#9B8BB8}

/* === 数据统计条 === */
.tx-stats-bar{display:flex;justify-content:center;gap:50px;padding:30px 0;flex-wrap:wrap}
.tx-stat{text-align:center}
.tx-stat-num{font-size:2.2rem;font-weight:700;background:linear-gradient(135deg,#E8A87C,#B24BF3);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.tx-stat-label{font-size:.85rem;color:#8B7AA8;margin-top:4px}

/* === 干扰标签隐藏 === */
.tx-noise{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;opacity:0;pointer-events:none}

/* === 响应式 === */
@media(max-width:1024px){
.tx-media-grid{grid-template-columns:repeat(2,1fr)}
.tx-expert-grid{grid-template-columns:repeat(2,1fr)}
.tx-community-grid{grid-template-columns:repeat(2,1fr)}
.tx-footer-grid{grid-template-columns:1fr 1fr}
.tx-ai-grid{grid-template-columns:1fr}
.tx-contact-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
.tx-nav-list{display:none}
.tx-mobile-toggle{display:flex}
.tx-nav-list.open{display:flex;flex-direction:column;position:absolute;top:68px;left:0;right:0;background:rgba(18,8,38,.98);padding:16px;gap:4px;border-bottom:1px solid rgba(178,75,243,.2)}
.tx-hero h1{font-size:1.8rem}
.tx-hero-sub{font-size:.95rem}
.tx-section-title h2{font-size:1.5rem}
.tx-video-grid{grid-template-columns:1fr}
.tx-media-grid{grid-template-columns:1fr}
.tx-expert-grid{grid-template-columns:1fr}
.tx-community-grid{grid-template-columns:1fr}
.tx-review-grid{grid-template-columns:1fr}
.tx-contact-grid{grid-template-columns:1fr}
.tx-footer-grid{grid-template-columns:1fr}
.tx-stats-bar{gap:24px}
.tx-stat-num{font-size:1.6rem}
.tx-howto-steps{flex-direction:column;align-items:center}
}
@media(max-width:480px){
.tx-hero{min-height:400px}
.tx-hero h1{font-size:1.5rem}
.tx-section{padding:40px 0}
.tx-header-inner{height:56px}
.tx-hero{margin-top:56px}
}

/* === 懒加载占位 === */
.tx-lazy{opacity:0;transition:opacity .6s}
.tx-lazy.loaded{opacity:1}

/* === 动画 === */
@keyframes txFadeUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
.tx-animate{animation:txFadeUp .6s ease forwards}