/* ============================================
   校花 - 原创CSS样式
   配色方案：樱花粉 #FF6B81 / 暖金 #FFC048 / 薰衣草紫 #A29BFE / 深夜蓝 #2D3436
   ============================================ */

/* === 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','Hiragino Sans GB','Microsoft YaHei','WenQuanYi Micro Hei',sans-serif;color:#2D3436;background:#FFFAF5;line-height:1.7}
a{color:#FF6B81;text-decoration:none;transition:color .3s}
a:hover{color:#FFC048}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}

/* === 顶部导航 === */
.nav-top{background:linear-gradient(135deg,#2D3436 0%,#3D3D3D 100%);position:sticky;top:0;z-index:1000;box-shadow:0 2px 12px rgba(0,0,0,.15)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;max-width:1200px;margin:0 auto;padding:8px 20px}
.nav-logo{display:flex;align-items:center;gap:10px}
.nav-logo img{height:42px;width:auto;border-radius:6px}
.nav-logo span{color:#fff;font-size:1.25rem;font-weight:700;letter-spacing:1px}
.nav-links{display:flex;gap:6px}
.nav-links a{color:#ddd;padding:8px 14px;border-radius:20px;font-size:.9rem;transition:all .3s}
.nav-links a:hover,.nav-links a.active{background:linear-gradient(135deg,#FF6B81,#FFC048);color:#fff}
.mobile-menu-btn{display:none;background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer}

/* === 搜索栏 === */
.search-bar{background:linear-gradient(135deg,#FF6B81 0%,#FFC048 100%);padding:14px 0}
.search-inner{max-width:600px;margin:0 auto;padding:0 20px;display:flex;gap:8px}
.search-inner input{flex:1;padding:10px 18px;border:none;border-radius:25px;font-size:.95rem;outline:none;background:#fff}
.search-inner button{padding:10px 24px;border:none;border-radius:25px;background:#2D3436;color:#fff;cursor:pointer;font-size:.9rem;transition:background .3s}
.search-inner button:hover{background:#A29BFE}

/* === Hero区域 === */
.hero-section{position:relative;height:520px;overflow:hidden;display:flex;align-items:center;justify-content:center}
.hero-section img.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(45,52,54,.3) 0%,rgba(45,52,54,.7) 100%)}
.hero-content{position:relative;z-index:2;text-align:center;color:#fff;padding:0 20px}
.hero-content h1{font-size:2.8rem;margin-bottom:12px;text-shadow:0 2px 8px rgba(0,0,0,.4)}
.hero-content p{font-size:1.15rem;max-width:680px;margin:0 auto 24px;opacity:.92;text-shadow:0 1px 4px rgba(0,0,0,.3)}
.hero-tags{display:flex;flex-wrap:wrap;justify-content:center;gap:10px}
.hero-tags span{background:rgba(255,255,255,.18);backdrop-filter:blur(6px);padding:6px 16px;border-radius:20px;font-size:.85rem;border:1px solid rgba(255,255,255,.25)}

/* === 通用区块标题 === */
.section-title{text-align:center;margin-bottom:36px}
.section-title h2{font-size:1.8rem;color:#2D3436;position:relative;display:inline-block;padding-bottom:10px}
.section-title h2::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:60px;height:3px;background:linear-gradient(90deg,#FF6B81,#FFC048);border-radius:2px}
.section-title p{color:#636e72;margin-top:10px;font-size:.95rem}

/* === 视频卡片网格 === */
.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:48px}
.video-card{background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.06);transition:transform .3s,box-shadow .3s}
.video-card:hover{transform:translateY(-6px);box-shadow:0 12px 32px rgba(255,107,129,.15)}
.video-thumb{position:relative;padding-top:56.25%;overflow:hidden}
.video-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .4s}
.video-card:hover .video-thumb img{transform:scale(1.06)}
.play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:56px;height:56px;background:rgba(255,107,129,.85);border-radius:50%;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s,transform .3s}
.play-btn::after{content:'';border-style:solid;border-width:10px 0 10px 18px;border-color:transparent transparent transparent #fff;margin-left:3px}
.video-card:hover .play-btn{opacity:1;transform:translate(-50%,-50%) scale(1.08)}
.video-info{padding:14px 16px}
.video-info h3{font-size:1rem;color:#2D3436;margin-bottom:6px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-meta{display:flex;gap:12px;color:#b2bec3;font-size:.8rem}
.video-meta span{display:flex;align-items:center;gap:3px}
.video-tag{display:inline-block;background:linear-gradient(135deg,#FF6B81,#FFC048);color:#fff;padding:2px 10px;border-radius:10px;font-size:.72rem;margin-top:6px}

/* === 栏目模块 === */
.section-block{padding:56px 0}
.section-block:nth-child(even){background:#FFF5F7}
.section-block:nth-child(odd){background:#FFFAF5}

/* === 模块卡片（影视/娱乐/AI/社区） === */
.module-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.module-card{background:#fff;border-radius:14px;padding:28px;box-shadow:0 4px 16px rgba(0,0,0,.05);transition:transform .3s}
.module-card:hover{transform:translateY(-4px)}
.module-card h3{font-size:1.2rem;color:#FF6B81;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.module-card h3::before{content:'';width:4px;height:20px;background:linear-gradient(180deg,#FF6B81,#FFC048);border-radius:2px}
.module-card p{color:#636e72;font-size:.92rem;line-height:1.7}
.module-card ul{margin-top:10px}
.module-card ul li{padding:4px 0;color:#636e72;font-size:.9rem;padding-left:16px;position:relative}
.module-card ul li::before{content:'\2022';color:#FF6B81;position:absolute;left:0}

/* === 新闻/资讯模块 === */
.news-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-item{background:#fff;border-radius:12px;padding:20px;box-shadow:0 2px 10px rgba(0,0,0,.04);border-left:3px solid #FF6B81;transition:transform .3s}
.news-item:hover{transform:translateX(4px)}
.news-item h4{font-size:1rem;color:#2D3436;margin-bottom:6px}
.news-item p{color:#636e72;font-size:.85rem;line-height:1.6}
.news-date{color:#b2bec3;font-size:.78rem;margin-top:8px}

/* === 专家团队 === */
.expert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.expert-card{background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.06);text-align:center;transition:transform .3s}
.expert-card:hover{transform:translateY(-4px)}
.expert-card img{width:100%;height:200px;object-fit:cover}
.expert-card .expert-info{padding:16px}
.expert-card h4{font-size:1rem;color:#2D3436;margin-bottom:4px}
.expert-card .role{color:#FF6B81;font-size:.82rem;margin-bottom:8px}
.expert-card p{color:#636e72;font-size:.82rem;line-height:1.5}
.expert-card .expert-btns{display:flex;gap:8px;justify-content:center;margin-top:12px}
.expert-card .expert-btns a{padding:6px 14px;border-radius:18px;font-size:.78rem;border:1px solid #FF6B81;color:#FF6B81;transition:all .3s}
.expert-card .expert-btns a:hover{background:#FF6B81;color:#fff}

/* === FAQ === */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#fff;border-radius:12px;margin-bottom:12px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,.04)}
.faq-question{padding:16px 20px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-weight:600;color:#2D3436;transition:background .3s}
.faq-question:hover{background:#FFF5F7}
.faq-question::after{content:'+';font-size:1.3rem;color:#FF6B81;transition:transform .3s}
.faq-item.active .faq-question::after{transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .4s ease;padding:0 20px}
.faq-item.active .faq-answer{max-height:300px;padding:0 20px 16px}
.faq-answer p{color:#636e72;font-size:.9rem;line-height:1.7}

/* === 用户评价 === */
.review-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.review-card{background:#fff;border-radius:14px;padding:24px;box-shadow:0 4px 16px rgba(0,0,0,.05)}
.review-card .stars{color:#FFC048;font-size:1.1rem;margin-bottom:8px}
.review-card blockquote{color:#636e72;font-size:.9rem;line-height:1.7;font-style:italic;margin-bottom:10px}
.review-card .reviewer{display:flex;align-items:center;gap:10px}
.review-card .reviewer strong{color:#2D3436;font-size:.9rem}
.review-card .reviewer span{color:#b2bec3;font-size:.8rem}

/* === 合作品牌 === */
.brand-wall{display:flex;flex-wrap:wrap;justify-content:center;gap:24px;padding:20px 0}
.brand-wall span{background:#fff;padding:12px 28px;border-radius:10px;box-shadow:0 2px 8px rgba(0,0,0,.05);font-size:.9rem;color:#636e72;font-weight:500}

/* === How-To指南 === */
.howto-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:24px}
.howto-step{text-align:center;padding:24px 16px;background:#fff;border-radius:14px;box-shadow:0 2px 10px rgba(0,0,0,.04)}
.howto-step .step-num{width:40px;height:40px;background:linear-gradient(135deg,#FF6B81,#FFC048);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 12px;font-weight:700;font-size:1.1rem}
.howto-step h4{color:#2D3436;margin-bottom:6px;font-size:.95rem}
.howto-step p{color:#636e72;font-size:.82rem}

/* === 联系我们 === */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.contact-info{background:#fff;border-radius:14px;padding:28px;box-shadow:0 4px 16px rgba(0,0,0,.05)}
.contact-info h3{color:#FF6B81;margin-bottom:16px;font-size:1.15rem}
.contact-info p{color:#636e72;font-size:.9rem;margin-bottom:8px;line-height:1.6}
.contact-qr{display:flex;gap:24px;justify-content:center;align-items:flex-start}
.contact-qr .qr-item{text-align:center}
.contact-qr .qr-item img{width:140px;height:140px;border-radius:10px;margin-bottom:8px}
.contact-qr .qr-item span{font-size:.82rem;color:#636e72}

/* === 社交分享 === */
.share-bar{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;padding:20px 0}
.share-bar a{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;border-radius:20px;font-size:.85rem;color:#fff;transition:transform .3s}
.share-bar a:hover{transform:scale(1.05);color:#fff}
.share-wechat{background:#07C160}
.share-weibo{background:#E6162D}
.share-douyin{background:#161823}
.share-bilibili{background:#00A1D6}

/* === 面包屑 === */
.breadcrumb{padding:12px 0;font-size:.85rem;color:#b2bec3}
.breadcrumb a{color:#FF6B81}
.breadcrumb span{margin:0 6px;color:#ddd}

/* === 页脚 === */
.site-footer{background:#2D3436;color:#aaa;padding:40px 0 20px}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 20px}
.footer-top{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-bottom:28px}
.footer-col h4{color:#fff;margin-bottom:14px;font-size:1rem}
.footer-col p,.footer-col a{color:#aaa;font-size:.85rem;line-height:1.8}
.footer-col a:hover{color:#FF6B81}
.footer-col ul li{margin-bottom:4px}
.footer-col ul li a{color:#aaa;font-size:.85rem}
.footer-bottom{border-top:1px solid #444;padding-top:16px;text-align:center;font-size:.82rem;color:#888}
.footer-logo{display:flex;align-items:center;gap:8px;margin-bottom:12px}
.footer-logo img{height:36px;border-radius:6px}
.footer-logo span{color:#fff;font-weight:700;font-size:1.1rem}

/* === 内页Banner === */
.page-banner{height:280px;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden}
.page-banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.page-banner .overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(45,52,54,.4),rgba(45,52,54,.75))}
.page-banner .banner-text{position:relative;z-index:2;text-align:center;color:#fff}
.page-banner h1{font-size:2.2rem;margin-bottom:8px}
.page-banner p{font-size:1rem;opacity:.9}

/* === 内页内容 === */
.page-content{padding:48px 0}
.page-content h2{font-size:1.5rem;color:#2D3436;margin-bottom:16px;padding-left:12px;border-left:4px solid #FF6B81}
.page-content h3{font-size:1.2rem;color:#FF6B81;margin:20px 0 10px}
.page-content p{color:#636e72;margin-bottom:14px;font-size:.95rem;line-height:1.8}
.page-content .author-box{background:#FFF5F7;border-radius:12px;padding:20px;display:flex;gap:16px;align-items:center;margin:24px 0}
.page-content .author-box img{width:64px;height:64px;border-radius:50%;object-fit:cover}
.page-content .author-box .author-info h4{color:#2D3436;font-size:1rem}
.page-content .author-box .author-info p{color:#636e72;font-size:.82rem;margin:0}

/* === 响应式 === */
@media(max-width:992px){
  .video-grid{grid-template-columns:repeat(2,1fr)}
  .expert-grid{grid-template-columns:repeat(2,1fr)}
  .module-grid{grid-template-columns:1fr}
  .news-list{grid-template-columns:1fr}
  .howto-steps{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
  .review-grid{grid-template-columns:1fr}
}
@media(max-width:768px){
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:#2D3436;flex-direction:column;padding:16px;gap:4px}
  .nav-links.show{display:flex}
  .mobile-menu-btn{display:block}
  .hero-section{height:380px}
  .hero-content h1{font-size:1.8rem}
  .video-grid{grid-template-columns:1fr}
  .expert-grid{grid-template-columns:1fr}
  .howto-steps{grid-template-columns:1fr}
  .section-title h2{font-size:1.4rem}
  .contact-qr{flex-direction:column;align-items:center}
}