/* 探花影视传媒社区 - 原创粉紫校园主题 CSS
   Domain: y86hzk.cn | Brand: 探花
   ================================================ */
:root {
  --primary:       #FF6B9D;
  --primary-dark:  #E0527E;
  --primary-light: #FFB3CC;
  --secondary:     #C44DFF;
  --secondary-dark:#9B27CC;
  --accent:        #FF9F43;
  --bg-dark:       #0F0A1A;
  --bg-card:       #1A1228;
  --bg-section:    #150E22;
  --bg-input:      #221535;
  --text-light:    #F5EEF8;
  --text-muted:    #B8A8CC;
  --text-dim:      #7A6A8A;
  --border:        rgba(196,77,255,0.18);
  --shadow:        0 8px 32px rgba(196,77,255,0.15);
  --radius:        14px;
  --radius-sm:     8px;
  --transition:    0.28s cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Microsoft YaHei','PingFang SC','Hiragino Sans GB',sans-serif;background:var(--bg-dark);color:var(--text-light);line-height:1.7;overflow-x:hidden}
a{color:var(--primary);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--primary-light)}
img{max-width:100%;height:auto;display:block}
ul{list-style:none}

/* ── 滚动条 ── */
::-webkit-scrollbar{width:6px}
::-webkit-scrollbar-track{background:var(--bg-dark)}
::-webkit-scrollbar-thumb{background:var(--primary);border-radius:3px}

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

/* ── 按钮 ── */
.btn{display:inline-flex;align-items:center;gap:6px;padding:11px 26px;border-radius:50px;font-size:0.92rem;font-weight:600;cursor:pointer;border:none;transition:all var(--transition)}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;box-shadow:0 4px 18px rgba(255,107,157,0.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(255,107,157,0.5);color:#fff}
.btn-outline{background:transparent;color:var(--primary);border:2px solid var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff}
.btn-ghost{background:rgba(255,107,157,0.12);color:var(--primary-light);border:1px solid rgba(255,107,157,0.25)}
.btn-ghost:hover{background:rgba(255,107,157,0.22)}
.btn-sm{padding:7px 18px;font-size:0.82rem}

/* ── Header ── */
#site-header{position:sticky;top:0;z-index:999;background:rgba(15,10,26,0.92);backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;gap:20px;height:68px}
.site-logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.site-logo img:first-child{width:36px;height:36px;border-radius:50%;object-fit:cover}
.site-logo img:last-child{height:44px;width:auto}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.main-nav a{padding:7px 14px;border-radius:50px;font-size:0.88rem;color:var(--text-muted);transition:all var(--transition)}
.main-nav a:hover,.main-nav a.active{background:rgba(255,107,157,0.15);color:var(--primary)}
.search-bar{display:flex;align-items:center;background:var(--bg-input);border:1px solid var(--border);border-radius:50px;overflow:hidden;height:38px;width:220px;flex-shrink:0}
.search-bar input{flex:1;background:none;border:none;outline:none;color:var(--text-light);padding:0 14px;font-size:0.85rem}
.search-bar input::placeholder{color:var(--text-dim)}
.search-bar button{background:linear-gradient(135deg,var(--primary),var(--secondary));border:none;color:#fff;padding:0 14px;height:100%;cursor:pointer;transition:opacity var(--transition)}
.search-bar button:hover{opacity:0.85}
#search-tip{text-align:center;font-size:0.8rem;color:var(--primary-light);padding:4px 0;min-height:24px;background:rgba(255,107,157,0.08)}
.menu-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.menu-toggle span{display:block;width:24px;height:2px;background:var(--text-light);border-radius:2px;transition:all var(--transition)}

/* ── 面包屑 ── */
.breadcrumb{display:flex;align-items:center;gap:6px;font-size:0.82rem;color:var(--text-dim);padding:10px 0}
.breadcrumb a{color:var(--text-dim)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:var(--text-dim)}
.breadcrumb .current{color:var(--primary-light)}

/* ── Hero ── */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center top}
.hero-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(15,10,26,0.88) 0%,rgba(15,10,26,0.55) 60%,rgba(196,77,255,0.12) 100%)}
.hero-content{position:relative;z-index:1;max-width:680px}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;background:rgba(255,107,157,0.15);border:1px solid rgba(255,107,157,0.3);border-radius:50px;padding:6px 16px;font-size:0.8rem;color:var(--primary-light);margin-bottom:20px}
.hero h1{font-size:clamp(2.2rem,5vw,3.8rem);font-weight:900;line-height:1.15;margin-bottom:18px}
.hero h1 .brand{background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-sub{font-size:1.05rem;color:var(--text-muted);margin-bottom:28px;max-width:520px;line-height:1.8}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:40px}
.hero-stats{display:flex;gap:32px;flex-wrap:wrap}
.hero-stat .num{font-size:1.6rem;font-weight:800;background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-stat .label{font-size:0.78rem;color:var(--text-dim)}

/* ── Section ── */
section{padding:72px 0}
.section-header{text-align:center;margin-bottom:48px}
.section-title{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;margin-bottom:12px}
.section-title span{background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.section-subtitle{color:var(--text-muted);font-size:0.95rem;max-width:560px;margin:0 auto}

/* ── 视频卡片 ── */
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:22px}
.video-card{background:var(--bg-card);border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);transition:all var(--transition);cursor:pointer}
.video-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(255,107,157,0.4)}
.video-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.video-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 0.5s ease}
.video-card:hover .video-thumb img{transform:scale(1.06)}
.video-play-btn{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,0);transition:background var(--transition);opacity:0}
.video-card:hover .video-play-btn{background:rgba(0,0,0,0.45);opacity:1}
.play-icon{width:52px;height:52px;background:linear-gradient(135deg,var(--primary),var(--secondary));border-radius:50%;display:flex;align-items:center;justify-content:center;transform:scale(0.8);transition:transform var(--transition)}
.video-card:hover .play-icon{transform:scale(1)}
.play-icon svg{width:20px;height:20px;margin-left:3px}
.video-duration{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,0.75);color:#fff;font-size:0.75rem;padding:2px 7px;border-radius:4px}
.video-info{padding:14px}
.video-title{font-size:0.9rem;font-weight:600;color:var(--text-light);line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-meta{display:flex;align-items:center;justify-content:space-between;gap:8px}
.video-author{display:flex;align-items:center;gap:6px;font-size:0.78rem;color:var(--text-muted)}
.author-avatar{width:24px;height:24px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--secondary));display:flex;align-items:center;justify-content:center;font-size:0.65rem;color:#fff;font-weight:700;flex-shrink:0}
.video-stats{display:flex;gap:10px;font-size:0.75rem;color:var(--text-dim)}
.video-date{font-size:0.72rem;color:var(--text-dim);margin-top:6px}

/* ── 功能卡片 ── */
.features-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:22px}
.feature-card{background:var(--bg-card);border-radius:var(--radius);padding:28px 24px;border:1px solid var(--border);transition:all var(--transition)}
.feature-card:hover{transform:translateY(-4px);border-color:rgba(255,107,157,0.4);box-shadow:var(--shadow)}
.feature-icon{font-size:2.4rem;margin-bottom:14px}
.feature-title{font-size:1rem;font-weight:700;color:var(--text-light);margin-bottom:8px}
.feature-desc{font-size:0.85rem;color:var(--text-muted);line-height:1.7}

/* ── 专家卡片 ── */
.expert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:24px}
.expert-card{background:var(--bg-card);border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);transition:all var(--transition)}
.expert-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.expert-avatar{width:100%;aspect-ratio:3/4;object-fit:cover;object-position:top}
.expert-info{padding:18px}
.expert-name{font-size:1.05rem;font-weight:700;color:var(--text-light);margin-bottom:4px}
.expert-role{font-size:0.8rem;color:var(--primary-light);margin-bottom:8px}
.expert-cert{font-size:0.75rem;color:var(--text-dim);margin-bottom:10px;font-style:italic}
.expert-bio{font-size:0.82rem;color:var(--text-muted);line-height:1.65;margin-bottom:12px}
.expert-works{font-size:0.78rem;color:var(--text-dim);margin-bottom:12px}
.expert-works strong{color:var(--primary-light)}
.expert-social{display:flex;gap:8px;margin-bottom:12px}
.expert-social a{font-size:0.75rem;color:var(--text-dim);background:var(--bg-section);padding:3px 8px;border-radius:4px;border:1px solid var(--border)}
.expert-social a:hover{color:var(--primary);border-color:var(--primary)}
.expert-actions{display:flex;gap:8px}

/* ── 标签 ── */
.tag{display:inline-block;background:rgba(255,107,157,0.15);color:var(--primary-light);font-size:0.72rem;padding:3px 10px;border-radius:50px;border:1px solid rgba(255,107,157,0.25)}

/* ── 评价 ── */
.reviews-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.review-card{background:var(--bg-card);border-radius:var(--radius);padding:22px;border:1px solid var(--border);transition:all var(--transition)}
.review-card:hover{border-color:rgba(255,107,157,0.35)}
.review-stars{color:#FFB800;font-size:0.9rem;margin-bottom:10px}
.review-text{font-size:0.88rem;color:var(--text-muted);line-height:1.75;margin-bottom:14px;font-style:italic}
.review-author{display:flex;align-items:center;gap:10px}
.review-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--secondary));display:flex;align-items:center;justify-content:center;font-size:0.85rem;color:#fff;font-weight:700;flex-shrink:0}
.review-name{font-size:0.85rem;font-weight:600;color:var(--text-light)}
.review-date{font-size:0.72rem;color:var(--text-dim)}

/* ── FAQ ── */
.faq-list{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--bg-card);border-radius:var(--radius-sm);border:1px solid var(--border);overflow:hidden}
.faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;padding:16px 20px;background:none;border:none;color:var(--text-light);font-size:0.92rem;font-weight:600;cursor:pointer;text-align:left;gap:12px;transition:color var(--transition)}
.faq-question:hover{color:var(--primary)}
.faq-icon{font-size:1.2rem;color:var(--primary);flex-shrink:0;transition:transform var(--transition)}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height 0.35s ease}
.faq-item.open .faq-answer{max-height:300px}
.faq-answer p{padding:0 20px 16px;font-size:0.86rem;color:var(--text-muted);line-height:1.8}

/* ── 合作品牌 ── */
.partners-row{display:flex;flex-wrap:wrap;gap:16px;justify-content:center}
.partner-item{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px 24px;font-size:0.85rem;color:var(--text-muted);transition:all var(--transition)}
.partner-item:hover{border-color:var(--primary);color:var(--primary)}

/* ── 加入指南 ── */
.join-steps{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:20px}
.join-step{text-align:center;padding:24px 16px}
.step-num{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--secondary));display:flex;align-items:center;justify-content:center;font-size:1.1rem;font-weight:800;color:#fff;margin:0 auto 14px}
.step-title{font-size:0.92rem;font-weight:700;color:var(--text-light);margin-bottom:8px}
.step-desc{font-size:0.82rem;color:var(--text-muted);line-height:1.65}

/* ── 联系 ── */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.contact-info h2{font-size:1.5rem;font-weight:800;margin-bottom:6px}
.contact-items{display:flex;flex-direction:column;gap:16px;margin-top:20px}
.contact-item{display:flex;align-items:flex-start;gap:14px}
.contact-item .icon{width:40px;height:40px;border-radius:50%;background:rgba(255,107,157,0.12);border:1px solid rgba(255,107,157,0.25);display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex-shrink:0}
.contact-item strong{font-size:0.88rem;color:var(--text-light);display:block;margin-bottom:2px}
.contact-item p{font-size:0.83rem;color:var(--text-muted)}
.qr-group{display:flex;gap:20px;flex-wrap:wrap}
.qr-item{text-align:center}
.qr-item img{width:110px;height:110px;border-radius:var(--radius-sm);border:2px solid var(--border)}
.qr-item p{font-size:0.75rem;color:var(--text-dim);margin-top:6px;line-height:1.4}

/* ── 高亮框 ── */
.highlight-box{background:rgba(255,107,157,0.06);border:1px solid rgba(255,107,157,0.18);border-radius:var(--radius);padding:20px 24px}

/* ── 通知栏 ── */
.notice-bar{background:linear-gradient(90deg,rgba(255,107,157,0.12),rgba(196,77,255,0.12));border-bottom:1px solid var(--border);padding:8px 0;font-size:0.8rem;color:var(--text-muted);text-align:center}

/* ── 分享栏 ── */
.share-bar{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.share-btn{display:inline-flex;align-items:center;gap:6px;padding:7px 16px;border-radius:50px;font-size:0.8rem;border:1px solid var(--border);color:var(--text-muted);background:var(--bg-card);cursor:pointer;transition:all var(--transition)}
.share-btn:hover{border-color:var(--primary);color:var(--primary)}

/* ── 统计栏 ── */
.stats-bar{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:24px;text-align:center;padding:40px 0}
.stat-item .stat-num{font-size:1.8rem;font-weight:800;background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.stat-item .stat-label{font-size:0.78rem;color:var(--text-dim);margin-top:4px}

/* ── 分类标签 ── */
.cat-tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:28px}
.cat-tab{padding:7px 18px;border-radius:50px;font-size:0.82rem;background:var(--bg-card);border:1px solid var(--border);color:var(--text-muted);cursor:pointer;transition:all var(--transition)}
.cat-tab.active,.cat-tab:hover{background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;border-color:transparent}

/* ── Footer ── */
#site-footer{background:var(--bg-section);border-top:1px solid var(--border);padding:56px 0 24px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-brand .logo-wrap{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .logo-wrap img:first-child{width:32px;height:32px;border-radius:50%}
.footer-brand .logo-wrap img:last-child{height:36px;width:auto}
.footer-desc{font-size:0.83rem;color:var(--text-dim);line-height:1.8;margin-bottom:16px}
.footer-social{display:flex;gap:10px}
.social-icon{width:34px;height:34px;border-radius:50%;background:var(--bg-card);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:0.85rem;color:var(--text-dim);transition:all var(--transition)}
.social-icon:hover{background:var(--primary);border-color:var(--primary);color:#fff}
.footer-col h5{font-size:0.88rem;font-weight:700;color:var(--text-light);margin-bottom:14px}
.footer-col ul{display:flex;flex-direction:column;gap:8px}
.footer-col ul li a{font-size:0.82rem;color:var(--text-dim);transition:color var(--transition)}
.footer-col ul li a:hover{color:var(--primary)}
.footer-bottom{border-top:1px solid var(--border);padding-top:20px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}
.footer-bottom p{font-size:0.8rem;color:var(--text-dim)}
.footer-links{display:flex;gap:16px}
.footer-links a{font-size:0.78rem;color:var(--text-dim)}
.footer-links a:hover{color:var(--primary)}
.footer-logo-bottom{display:flex;align-items:center;gap:8px}
.footer-logo-bottom img:first-child{width:24px;height:24px;border-radius:50%}
.footer-logo-bottom img:last-child{height:28px;width:auto}

/* ── 页面Banner ── */
.page-banner{background:linear-gradient(135deg,rgba(255,107,157,0.1),rgba(196,77,255,0.1));border-bottom:1px solid var(--border);padding:48px 0 36px;text-align:center}
.page-banner h1{font-size:clamp(1.8rem,4vw,2.8rem);font-weight:900;margin-bottom:10px}
.page-banner p{color:var(--text-muted);font-size:0.95rem}

/* ── 模态框 ── */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.82);z-index:9999;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity var(--transition)}
.modal-overlay.show{opacity:1;pointer-events:all}
.modal-box{background:var(--bg-card);border-radius:var(--radius);padding:28px;max-width:640px;width:90%;border:1px solid var(--border);position:relative}
.modal-close{position:absolute;top:12px;right:14px;background:none;border:none;color:var(--text-muted);font-size:1.3rem;cursor:pointer;transition:color var(--transition)}
.modal-close:hover{color:var(--primary)}
.modal-title{font-size:1rem;font-weight:700;color:var(--text-light);margin-bottom:16px;padding-right:24px}
.modal-video{aspect-ratio:16/9;background:linear-gradient(135deg,rgba(255,107,157,0.08),rgba(196,77,255,0.08));border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:0.9rem;color:var(--text-muted);border:1px solid var(--border)}

/* ── 回顶按钮 ── */
#scroll-top{position:fixed;bottom:28px;right:28px;width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--secondary));border:none;color:#fff;font-size:1.1rem;cursor:pointer;box-shadow:0 4px 16px rgba(255,107,157,0.4);opacity:0;transform:translateY(10px);transition:all var(--transition);z-index:888}
#scroll-top.show{opacity:1;transform:translateY(0)}
#scroll-top:hover{transform:translateY(-3px)}

/* ── 动画 ── */
[data-animate]{opacity:0;transform:translateY(24px);transition:opacity 0.6s ease,transform 0.6s ease}
[data-animate].visible{opacity:1;transform:translateY(0)}

/* ── 响应式 ── */
@media(max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
}
@media(max-width:768px){
  .main-nav{display:none;position:absolute;top:68px;left:0;right:0;background:var(--bg-dark);border-bottom:1px solid var(--border);flex-direction:column;padding:12px 20px;gap:4px}
  .main-nav.open{display:flex}
  .menu-toggle{display:flex}
  .search-bar{width:160px}
  .hero{min-height:70vh}
  .hero-stats{gap:20px}
  .footer-grid{grid-template-columns:1fr}
  .video-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}
  section{padding:48px 0}
}
@media(max-width:480px){
  .hero h1{font-size:1.8rem}
  .hero-actions{flex-direction:column}
  .hero-actions .btn{width:100%;justify-content:center}
  .video-grid{grid-template-columns:1fr}
  .features-grid{grid-template-columns:1fr}
  .expert-grid{grid-template-columns:1fr}
  .reviews-grid{grid-template-columns:1fr}
}