/* ============================================
   糖心vlog 全站样式表 - hnkry.cn
   影视传媒公司 + 视频社区
   ============================================ */

/* CSS Reset & Base */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;color:#333;background:#fafafa;line-height:1.7;overflow-x:hidden}
a{text-decoration:none;color:inherit;transition:color .3s}
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}

/* 品牌色彩系统 */
:root{
  --tx-primary:#FF6B6B;
  --tx-secondary:#FF8E53;
  --tx-accent:#FF4757;
  --tx-dark:#1a1a2e;
  --tx-darker:#16213e;
  --tx-light:#fff5f5;
  --tx-gradient:linear-gradient(135deg,#FF6B6B 0%,#FF8E53 100%);
  --tx-gradient-dark:linear-gradient(135deg,#1a1a2e 0%,#16213e 100%);
  --tx-shadow:0 4px 20px rgba(255,107,107,.15);
  --tx-shadow-lg:0 8px 40px rgba(255,107,107,.2);
  --tx-radius:12px;
  --tx-radius-lg:20px;
  --container-width:1280px;
}

/* Container */
.tx-container{width:100%;max-width:var(--container-width);margin:0 auto;padding:0 20px}

/* ============ Header / Navigation ============ */
.tx-header{background:var(--tx-dark);position:sticky;top:0;z-index:1000;box-shadow:0 2px 20px rgba(0,0,0,.3)}
.tx-header-inner{display:flex;align-items:center;justify-content:space-between;height:70px;max-width:var(--container-width);margin:0 auto;padding:0 20px}
.tx-logo{display:flex;align-items:center;gap:10px}
.tx-logo img{height:45px;width:auto}
.tx-logo-text{font-size:1.4rem;font-weight:800;background:var(--tx-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.tx-nav{display:flex;align-items:center;gap:5px}
.tx-nav a{color:#fff;padding:8px 14px;border-radius:8px;font-size:.9rem;transition:all .3s;white-space:nowrap}
.tx-nav a:hover,.tx-nav a.active{background:var(--tx-gradient);color:#fff}
.tx-mobile-toggle{display:none;background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer}

/* Search Bar */
.tx-search-bar{background:var(--tx-darker);padding:12px 0;border-bottom:1px solid rgba(255,255,255,.05)}
.tx-search-form{display:flex;max-width:600px;margin:0 auto;gap:8px;padding:0 20px}
.tx-search-form input{flex:1;padding:10px 18px;border:2px solid rgba(255,107,107,.3);border-radius:25px;background:rgba(255,255,255,.08);color:#fff;font-size:.95rem;outline:none;transition:border-color .3s}
.tx-search-form input:focus{border-color:var(--tx-primary)}
.tx-search-form input::placeholder{color:rgba(255,255,255,.4)}
.tx-search-form button{padding:10px 24px;background:var(--tx-gradient);color:#fff;border:none;border-radius:25px;cursor:pointer;font-size:.95rem;font-weight:600;transition:transform .3s,box-shadow .3s}
.tx-search-form button:hover{transform:scale(1.05);box-shadow:var(--tx-shadow)}

/* ============ Notice Bar ============ */
.tx-notice-bar{background:var(--tx-darker);padding:8px 0;border-bottom:1px solid rgba(255,107,107,.15);font-size:.85rem;color:rgba(255,255,255,.8)}
.tx-notice-bar .notice-tag{display:inline-block;background:var(--tx-accent);color:#fff;padding:2px 10px;border-radius:10px;font-size:.75rem;font-weight:600;margin-right:10px;vertical-align:middle}
.tx-notice-bar marquee{display:inline;vertical-align:middle}

/* ============ Hero Banner ============ */
.tx-hero{position:relative;height:520px;overflow:hidden;background:var(--tx-dark)}
.tx-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.5}
.tx-hero-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(26,26,46,.6) 0%,rgba(26,26,46,.9) 100%)}
.tx-hero-content{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;text-align:center;padding:0 20px}
.tx-hero h1{font-size:3rem;color:#fff;margin-bottom:16px;text-shadow:0 2px 10px rgba(0,0,0,.5)}
.tx-hero h1 span{background:var(--tx-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.tx-hero p{color:rgba(255,255,255,.8);font-size:1.2rem;max-width:700px;margin-bottom:30px}
.tx-hero-tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.tx-hero-tags span{background:rgba(255,107,107,.2);color:var(--tx-primary);padding:6px 16px;border-radius:20px;font-size:.85rem;border:1px solid rgba(255,107,107,.3)}

/* ============ Section Common ============ */
.tx-section{padding:60px 0}
.tx-section-alt{background:#fff}
.tx-section-dark{background:var(--tx-dark);color:#fff}
.tx-section-title{text-align:center;margin-bottom:45px}
.tx-section-title h2,.tx-section-title h3{font-size:2rem;margin-bottom:10px;position:relative;display:inline-block}
.tx-section-title h2::after,.tx-section-title h3::after{content:'';display:block;width:60px;height:4px;background:var(--tx-gradient);margin:12px auto 0;border-radius:2px}
.tx-section-title p{color:#888;font-size:1rem;margin-top:8px}
.tx-section-dark .tx-section-title p{color:rgba(255,255,255,.6)}

/* ============ Stats Bar ============ */
.tx-stats-bar{background:var(--tx-gradient);padding:40px 0}
.tx-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center;color:#fff}
.tx-stats-grid .stat-num{font-size:2.5rem;font-weight:800;margin-bottom:4px}
.tx-stats-grid .stat-label{font-size:.9rem;opacity:.85}

/* ============ Video Card Grid ============ */
.tx-video-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.tx-video-card{background:#fff;border-radius:var(--tx-radius);overflow:hidden;box-shadow:0 2px 15px rgba(0,0,0,.08);transition:transform .3s,box-shadow .3s;cursor:pointer;position:relative}
.tx-video-card:hover{transform:translateY(-6px);box-shadow:var(--tx-shadow-lg)}
.tx-video-card .card-thumb{position:relative;padding-top:56.25%;overflow:hidden;background:#000}
.tx-video-card .card-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.tx-video-card:hover .card-thumb img{transform:scale(1.08)}
.tx-video-card .play-icon{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:50px;height:50px;background:rgba(255,107,107,.9);border-radius:50%;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s}
.tx-video-card:hover .play-icon{opacity:1}
.tx-video-card .play-icon::after{content:'';border-style:solid;border-width:8px 0 8px 14px;border-color:transparent transparent transparent #fff;margin-left:3px}
.tx-video-card .card-duration{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.75);color:#fff;padding:2px 8px;border-radius:4px;font-size:.75rem}
.tx-video-card .card-info{padding:14px}
.tx-video-card .card-title{font-size:.95rem;font-weight:600;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.4}
.tx-video-card .card-meta{display:flex;align-items:center;justify-content:space-between;font-size:.8rem;color:#999}
.tx-video-card .card-stats{display:flex;gap:12px}
.tx-video-card .card-stats span{display:flex;align-items:center;gap:3px}
.tx-video-card .card-tag{background:var(--tx-light);color:var(--tx-primary);padding:2px 8px;border-radius:10px;font-size:.72rem}

/* ============ Model Gallery ============ */
.tx-model-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.tx-model-card{border-radius:var(--tx-radius);overflow:hidden;position:relative;aspect-ratio:3/4;cursor:pointer}
.tx-model-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.tx-model-card:hover img{transform:scale(1.1)}
.tx-model-card .model-overlay{position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.7) 0%,transparent 50%);display:flex;align-items:flex-end;padding:20px;opacity:0;transition:opacity .3s}
.tx-model-card:hover .model-overlay{opacity:1}
.tx-model-card .model-name{color:#fff;font-size:1rem;font-weight:600}

/* ============ Service Grid ============ */
.tx-service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}

/* ============ Expert Section ============ */
.tx-expert-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:30px}
.tx-expert-card{display:flex;gap:24px;background:#fff;border-radius:var(--tx-radius-lg);padding:24px;box-shadow:0 2px 15px rgba(0,0,0,.06);transition:box-shadow .3s}
.tx-expert-card:hover{box-shadow:var(--tx-shadow)}
.tx-expert-card img{width:180px;height:180px;object-fit:cover;border-radius:var(--tx-radius);flex-shrink:0}
.tx-expert-info h4{font-size:1.15rem;margin-bottom:4px}
.tx-expert-info .expert-title{color:var(--tx-primary);font-size:.85rem;margin-bottom:4px}
.expert-cert{font-size:.78rem;color:#999;margin-bottom:8px;padding:4px 0;border-bottom:1px dashed #eee}
.tx-expert-info p{font-size:.88rem;color:#666;margin-bottom:12px;line-height:1.6}
.tx-expert-info .expert-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}
.tx-expert-info .expert-tags span{background:var(--tx-light);color:var(--tx-primary);padding:3px 10px;border-radius:12px;font-size:.75rem}
.tx-expert-btns{display:flex;gap:10px}
.tx-expert-btns a{padding:7px 16px;border-radius:20px;font-size:.82rem;font-weight:600;transition:all .3s}
.tx-expert-btns .btn-primary{background:var(--tx-gradient);color:#fff}
.tx-expert-btns .btn-outline{border:1.5px solid var(--tx-primary);color:var(--tx-primary)}
.tx-expert-btns .btn-outline:hover{background:var(--tx-primary);color:#fff}

/* ============ Award Section ============ */
.tx-award-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.tx-award-card{background:#fff;border-radius:var(--tx-radius);padding:30px;text-align:center;box-shadow:0 2px 12px rgba(0,0,0,.06);transition:all .3s;border:1px solid transparent}
.tx-award-card:hover{border-color:var(--tx-primary);box-shadow:var(--tx-shadow)}
.tx-award-card .award-icon{font-size:2.5rem;margin-bottom:14px}
.tx-award-card h4{font-size:1rem;margin-bottom:8px;color:var(--tx-dark)}
.tx-award-card p{font-size:.85rem;color:#666;line-height:1.6}

/* ============ FAQ Section ============ */
.tx-faq-list{max-width:800px;margin:0 auto}
.tx-faq-item{background:#fff;border-radius:var(--tx-radius);margin-bottom:12px;box-shadow:0 1px 8px rgba(0,0,0,.04);overflow:hidden}
.tx-faq-item .faq-q{padding:18px 24px;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:background .3s}
.tx-faq-item .faq-q:hover{background:var(--tx-light)}
.tx-faq-item .faq-q::after{content:'+';font-size:1.3rem;color:var(--tx-primary);transition:transform .3s}
.tx-faq-item.active .faq-q::after{transform:rotate(45deg)}
.tx-faq-item .faq-a{padding:0 24px;max-height:0;overflow:hidden;transition:max-height .4s ease,padding .4s;color:#666;font-size:.92rem;line-height:1.8}
.tx-faq-item.active .faq-a{padding:0 24px 18px;max-height:500px}

/* ============ Reviews ============ */
.tx-review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.tx-review-card{background:#fff;border-radius:var(--tx-radius);padding:24px;box-shadow:0 2px 12px rgba(0,0,0,.06)}
.tx-review-header{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.tx-review-avatar{width:48px;height:48px;border-radius:50%;background:var(--tx-gradient);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:1.1rem;flex-shrink:0}
.tx-review-name{font-weight:600;font-size:.95rem}
.tx-review-date{font-size:.78rem;color:#999}
.tx-review-stars{color:#FFD700;font-size:.9rem;margin-bottom:10px;letter-spacing:2px}
.tx-review-text{font-size:.9rem;color:#555;line-height:1.7}

/* ============ How-To Guide ============ */
.tx-howto-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;max-width:1000px;margin:0 auto}
.tx-howto-step{text-align:center;padding:30px 20px;background:#fff;border-radius:var(--tx-radius);box-shadow:0 2px 12px rgba(0,0,0,.06)}
.tx-howto-step .step-num{width:50px;height:50px;background:var(--tx-gradient);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.3rem;font-weight:800;margin:0 auto 14px}
.tx-howto-step h4{font-size:1rem;margin-bottom:8px}
.tx-howto-step p{font-size:.85rem;color:#666}

/* ============ Partner Logos ============ */
.tx-partner-wall{display:flex;flex-wrap:wrap;justify-content:center;gap:30px;align-items:center;padding:20px 0}
.tx-partner-wall .partner-item{width:140px;height:60px;background:#f5f5f5;border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:700;color:#999;font-size:.85rem;transition:all .3s}
.tx-partner-wall .partner-item:hover{box-shadow:var(--tx-shadow);color:var(--tx-primary)}

/* ============ Share Buttons ============ */
.tx-share-bar{display:flex;justify-content:center;gap:14px;padding:20px 0}
.tx-share-btn{width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.1rem;transition:transform .3s;cursor:pointer}
.tx-share-btn:hover{transform:scale(1.15)}
.tx-share-btn.wechat{background:#07C160}
.tx-share-btn.weibo{background:#E6162D}
.tx-share-btn.douyin{background:#000}
.tx-share-btn.bilibili{background:#00A1D6}

/* ============ Contact Section ============ */
.tx-contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.tx-contact-card{background:#fff;border-radius:var(--tx-radius);padding:30px;text-align:center;box-shadow:0 2px 12px rgba(0,0,0,.06)}
.tx-contact-card .contact-icon{width:60px;height:60px;background:var(--tx-gradient);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:1.5rem;color:#fff}
.tx-contact-card h4{font-size:1.05rem;margin-bottom:8px}
.tx-contact-card p{font-size:.88rem;color:#666;line-height:1.6}

/* ============ Community Features ============ */
.tx-community-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.tx-community-card{background:linear-gradient(135deg,rgba(255,107,107,.05),rgba(255,142,83,.05));border:1px solid rgba(255,107,107,.1);border-radius:var(--tx-radius);padding:30px;text-align:center;transition:all .3s}
.tx-community-card:hover{border-color:var(--tx-primary);box-shadow:var(--tx-shadow)}
.tx-community-card .comm-icon{font-size:2.5rem;margin-bottom:14px}
.tx-community-card h4{font-size:1.05rem;margin-bottom:8px}
.tx-community-card p{font-size:.85rem;color:#666;line-height:1.6}

/* ============ AI Features ============ */
.tx-ai-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.tx-ai-card{background:var(--tx-darker);border-radius:var(--tx-radius);padding:30px;text-align:center;border:1px solid rgba(255,107,107,.15);transition:all .3s}
.tx-ai-card:hover{border-color:var(--tx-primary);transform:translateY(-4px)}
.tx-ai-card .ai-icon{font-size:2.5rem;margin-bottom:14px}
.tx-ai-card h4{color:#fff;font-size:1.05rem;margin-bottom:8px}
.tx-ai-card p{color:rgba(255,255,255,.6);font-size:.85rem;line-height:1.6}

/* ============ Footer ============ */
.tx-footer{background:var(--tx-dark);color:rgba(255,255,255,.7);padding:50px 0 0}
.tx-footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.tx-footer-brand{display:flex;flex-direction:column;gap:14px}
.tx-footer-brand img{height:40px;width:auto}
.tx-footer-brand p{font-size:.88rem;line-height:1.7}
.tx-footer h5{color:#fff;font-size:1rem;margin-bottom:16px;position:relative;padding-bottom:10px}
.tx-footer h5::after{content:'';position:absolute;bottom:0;left:0;width:30px;height:3px;background:var(--tx-gradient);border-radius:2px}
.tx-footer ul li{margin-bottom:10px}
.tx-footer ul li a{font-size:.88rem;transition:color .3s}
.tx-footer ul li a:hover{color:var(--tx-primary)}
.tx-footer-qr{display:flex;gap:20px}
.tx-footer-qr .qr-item{text-align:center}
.tx-footer-qr .qr-item img{width:110px;height:110px;border-radius:8px;margin-bottom:6px}
.tx-footer-qr .qr-item span{font-size:.78rem;color:rgba(255,255,255,.5)}
.tx-footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;text-align:center;font-size:.82rem}

/* ============ Breadcrumb ============ */
.tx-breadcrumb{padding:14px 0;font-size:.85rem;color:#999}
.tx-breadcrumb a{color:var(--tx-primary)}
.tx-breadcrumb span{margin:0 6px;color:#ccc}

/* ============ Video Player Page ============ */
.tx-player-wrap{background:#000;padding:20px 0}
.tx-player-wrap video{width:100%;max-height:70vh;display:block;margin:0 auto}
.tx-video-detail{padding:30px 0}
.tx-video-detail h1{font-size:1.6rem;margin-bottom:12px}
.tx-video-detail .detail-meta{display:flex;gap:20px;color:#999;font-size:.88rem;margin-bottom:20px;flex-wrap:wrap}
.tx-video-detail .detail-desc{font-size:.95rem;color:#555;line-height:1.8;margin-bottom:30px}
.tx-related-videos h3{font-size:1.2rem;margin-bottom:20px}

/* ============ Category Page ============ */
.tx-category-hero{background:var(--tx-dark);padding:50px 0;text-align:center;color:#fff}
.tx-category-hero h1{font-size:2.2rem;margin-bottom:10px}
.tx-category-hero p{color:rgba(255,255,255,.6)}

/* ============ Inner Page Hero ============ */
.tx-inner-hero{background:var(--tx-dark);padding:40px 0;text-align:center;color:#fff}
.tx-inner-hero h1{font-size:2rem;margin-bottom:10px}
.tx-inner-hero p{color:rgba(255,255,255,.6);max-width:700px;margin:0 auto}

/* ============ Article Content ============ */
.tx-article{max-width:900px;margin:0 auto;padding:40px 20px}
.tx-article h2{font-size:1.5rem;margin:30px 0 15px;color:var(--tx-dark)}
.tx-article h3{font-size:1.2rem;margin:20px 0 10px;color:var(--tx-dark)}
.tx-article p{font-size:.95rem;color:#555;line-height:1.8;margin-bottom:15px}
.tx-article ul,.tx-article ol{margin:10px 0 15px 20px;color:#555;font-size:.95rem;line-height:1.8}
.tx-article ul li{list-style:disc}
.tx-article ol li{list-style:decimal}

/* ============ Buttons ============ */
.tx-btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:25px;font-weight:600;font-size:.95rem;transition:all .3s;cursor:pointer;border:none}
.tx-btn-primary{background:var(--tx-gradient);color:#fff;box-shadow:var(--tx-shadow)}
.tx-btn-primary:hover{transform:translateY(-2px);box-shadow:var(--tx-shadow-lg)}
.tx-btn-outline{border:2px solid var(--tx-primary);color:var(--tx-primary);background:transparent}
.tx-btn-outline:hover{background:var(--tx-primary);color:#fff}

/* ============ Animations ============ */
@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
.fade-in-up{animation:fadeInUp .6s ease forwards}

/* ============ Responsive ============ */
@media(max-width:1024px){
  .tx-video-grid{grid-template-columns:repeat(3,1fr)}
  .tx-model-grid{grid-template-columns:repeat(3,1fr)}
  .tx-expert-grid{grid-template-columns:1fr}
  .tx-footer-grid{grid-template-columns:1fr 1fr}
  .tx-howto-steps{grid-template-columns:repeat(2,1fr)}
  .tx-award-grid{grid-template-columns:repeat(2,1fr)}
  .tx-service-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .tx-header-inner{height:60px}
  .tx-nav{display:none;position:absolute;top:60px;left:0;right:0;background:var(--tx-dark);flex-direction:column;padding:20px;gap:5px;border-top:1px solid rgba(255,255,255,.1)}
  .tx-nav.open{display:flex}
  .tx-mobile-toggle{display:block}
  .tx-hero{height:400px}
  .tx-hero h1{font-size:2rem}
  .tx-hero p{font-size:1rem}
  .tx-video-grid{grid-template-columns:repeat(2,1fr);gap:14px}
  .tx-model-grid{grid-template-columns:repeat(2,1fr)}
  .tx-review-grid{grid-template-columns:1fr}
  .tx-contact-grid{grid-template-columns:1fr}
  .tx-community-grid{grid-template-columns:1fr}
  .tx-ai-grid{grid-template-columns:1fr}
  .tx-stats-grid{grid-template-columns:repeat(2,1fr)}
  .tx-footer-grid{grid-template-columns:1fr}
  .tx-section{padding:40px 0}
  .tx-section-title h2{font-size:1.5rem}
  .tx-expert-card{flex-direction:column;align-items:center;text-align:center}
  .tx-expert-card img{width:120px;height:120px}
  .tx-howto-steps{grid-template-columns:1fr}
  .tx-award-grid{grid-template-columns:1fr}
  .tx-service-grid{grid-template-columns:1fr}
}
@media(max-width:480px){
  .tx-video-grid{grid-template-columns:1fr}
  .tx-model-grid{grid-template-columns:1fr}
  .tx-hero{height:320px}
  .tx-hero h1{font-size:1.6rem}
}

/* Lazy Load */
img[loading="lazy"]{opacity:0;transition:opacity .5s}
img.loaded,img[loading="lazy"]{opacity:1}