/* =====================================================
   国产主播 - 国产主播视频社区 | damaidi.cn
   原创橙黑赛车主题样式
   ===================================================== */

/* CSS变量 */
:root {
  --primary: #ff6b35;
  --primary-dark: #e85520;
  --primary-light: #ff8c5a;
  --secondary: #1a1a2e;
  --secondary-light: #16213e;
  --accent: #ffd700;
  --bg-dark: #0f0f1a;
  --bg-card: #1e1e30;
  --bg-card2: #252540;
  --text-main: #f0f0f8;
  --text-muted: #9090b0;
  --text-light: #c0c0d8;
  --border: #2a2a45;
  --border-light: #3a3a58;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-card: 0 2px 16px rgba(0,0,0,0.3);
  --transition: 0.3s ease;
  --font-main: 'PingFang SC','Microsoft YaHei','Helvetica Neue',sans-serif;
}

/* 重置 */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-main);background:var(--bg-dark);color:var(--text-main);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,ol{list-style:none}
button{cursor:pointer;border:none;background:none;font-family:inherit}

/* 干扰标签隐藏（不影响布局）*/
.ldkww33{display:none!important;visibility:hidden!important;position:absolute!important;width:0!important;height:0!important;overflow:hidden!important;pointer-events:none!important}

/* 容器 */
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.container-wide{max-width:1400px;margin:0 auto;padding:0 20px}

/* ===== 顶部通知栏 ===== */
.notice-strip{background:linear-gradient(90deg,var(--primary),var(--primary-dark));padding:8px 0;text-align:center;font-size:0.82rem;color:#fff;letter-spacing:0.5px}
.notice-strip a{color:#fff;text-decoration:underline}

/* ===== 站点头部 ===== */
.site-header{background:rgba(15,15,26,0.97);border-bottom:2px solid var(--primary);position:sticky;top:0;z-index:1000;backdrop-filter:blur(12px)}
.header-wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}

/* Logo区域 */
.site-logo{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0}
.site-logo img{width:44px;height:44px;border-radius:8px;object-fit:contain}
.logo-text{display:flex;flex-direction:column;line-height:1.2}
.logo-name{font-size:1.25rem;font-weight:800;color:var(--primary);letter-spacing:1px}
.logo-sub{font-size:0.68rem;color:var(--text-muted);letter-spacing:2px}

/* 主导航 */
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav a{padding:8px 14px;border-radius:8px;font-size:0.9rem;color:var(--text-light);font-weight:500;transition:all var(--transition);white-space:nowrap}
.main-nav a:hover,.main-nav a.active{background:rgba(255,107,53,0.15);color:var(--primary)}

/* 头部右侧 */
.header-right{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-header{padding:8px 18px;background:var(--primary);color:#fff;border-radius:8px;font-size:0.85rem;font-weight:600;transition:all var(--transition)}
.btn-header:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px)}

/* 汉堡菜单 */
.menu-toggle{display:none;flex-direction:column;gap:5px;padding:8px;cursor:pointer}
.menu-toggle span{display:block;width:24px;height:2px;background:var(--text-main);border-radius:2px;transition:all var(--transition)}

/* ===== 搜索栏 ===== */
.search-section{background:var(--secondary-light);border-bottom:1px solid var(--border);padding:12px 0}
.search-wrap{display:flex;align-items:center;gap:12px;max-width:700px;margin:0 auto;padding:0 20px}
.search-box{flex:1;display:flex;align-items:center;background:var(--bg-card);border:1.5px solid var(--border);border-radius:50px;overflow:hidden;transition:border-color var(--transition)}
.search-box:focus-within{border-color:var(--primary)}
.search-box input{flex:1;background:none;border:none;outline:none;padding:10px 18px;color:var(--text-main);font-size:0.92rem}
.search-box input::placeholder{color:var(--text-muted)}
.search-box button{padding:10px 20px;background:var(--primary);color:#fff;font-size:0.88rem;font-weight:600;border-radius:0 50px 50px 0;transition:background var(--transition)}
.search-box button:hover{background:var(--primary-dark)}
.search-hot{display:flex;align-items:center;gap:8px;font-size:0.78rem;color:var(--text-muted);white-space:nowrap}
.search-hot a{color:var(--text-muted);padding:3px 8px;border:1px solid var(--border);border-radius:20px;transition:all var(--transition)}
.search-hot a:hover{border-color:var(--primary);color:var(--primary)}

/* ===== 英雄区 ===== */
.hero-section{position:relative;min-height:560px;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-image:url('../images/hero-banner.jpg');background-size:cover;background-position:center;filter:brightness(0.45)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(15,15,26,0.85) 0%,rgba(255,107,53,0.12) 100%)}
.hero-content{position:relative;z-index:2;max-width:680px}
.hero-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(255,107,53,0.2);border:1px solid rgba(255,107,53,0.5);border-radius:50px;padding:5px 14px;font-size:0.78rem;color:var(--primary);margin-bottom:20px}
.hero-badge::before{content:'';width:6px;height:6px;background:var(--primary);border-radius:50%;animation:pulse 1.5s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.3}}
.hero-title{font-size:clamp(2rem,5vw,3.2rem);font-weight:900;line-height:1.2;margin-bottom:16px;color:#fff}
.hero-title span{color:var(--primary)}
.hero-desc{font-size:1.05rem;color:var(--text-light);margin-bottom:28px;line-height:1.8}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.btn-primary{padding:13px 30px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;border-radius:50px;font-size:0.95rem;font-weight:700;transition:all var(--transition);box-shadow:0 4px 20px rgba(255,107,53,0.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(255,107,53,0.5);color:#fff}
.btn-outline{padding:13px 30px;border:2px solid var(--primary);color:var(--primary);border-radius:50px;font-size:0.95rem;font-weight:700;transition:all var(--transition)}
.btn-outline:hover{background:var(--primary);color:#fff;transform:translateY(-2px)}
.hero-stats{display:flex;gap:32px;margin-top:36px}
.stat-item{text-align:center}
.stat-num{font-size:1.8rem;font-weight:900;color:var(--primary);line-height:1}
.stat-label{font-size:0.75rem;color:var(--text-muted);margin-top:4px}

/* ===== 通用区块 ===== */
.section{padding:72px 0}
.section-alt{background:var(--secondary-light)}
.section-header{text-align:center;margin-bottom:48px}
.section-tag{display:inline-block;background:rgba(255,107,53,0.15);color:var(--primary);border:1px solid rgba(255,107,53,0.3);border-radius:50px;padding:4px 14px;font-size:0.75rem;font-weight:600;letter-spacing:1px;margin-bottom:12px}
.section-title{font-size:clamp(1.6rem,3.5vw,2.2rem);font-weight:800;color:#fff;margin-bottom:12px}
.section-title span{color:var(--primary)}
.section-desc{font-size:0.95rem;color:var(--text-muted);max-width:560px;margin:0 auto}

/* ===== 视频卡片 ===== */
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.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(-4px);border-color:var(--primary);box-shadow:0 8px 32px rgba(255,107,53,0.2)}
.video-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#111}
.video-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 0.4s 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)}
.video-card:hover .video-play-btn,.video-card.touch-active .video-play-btn{background:rgba(0,0,0,0.45)}
.play-circle{width:52px;height:52px;background:rgba(255,107,53,0.9);border-radius:50%;display:flex;align-items:center;justify-content:center;opacity:0;transform:scale(0.7);transition:all var(--transition)}
.video-card:hover .play-circle,.video-card.touch-active .play-circle{opacity:1;transform:scale(1)}
.play-circle svg{width:20px;height:20px;fill:#fff;margin-left:3px}
.video-duration{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,0.75);color:#fff;font-size:0.72rem;padding:2px 7px;border-radius:4px}
.video-tag{position:absolute;top:8px;left:8px;background:var(--primary);color:#fff;font-size:0.68rem;padding:2px 8px;border-radius:4px;font-weight:600}
.video-info{padding:14px}
.video-title{font-size:0.9rem;font-weight:600;color:var(--text-main);margin-bottom:8px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-meta{display:flex;align-items:center;justify-content:space-between;font-size:0.75rem;color:var(--text-muted)}
.video-views{display:flex;align-items:center;gap:4px}

/* ===== 功能卡片 ===== */
.feature-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:20px}
.feature-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:28px 22px;transition:all var(--transition);text-align:center}
.feature-card:hover{border-color:var(--primary);transform:translateY(-3px);box-shadow:var(--shadow-card)}
.feature-icon{width:56px;height:56px;background:linear-gradient(135deg,rgba(255,107,53,0.2),rgba(255,107,53,0.05));border-radius:14px;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:1.6rem;border:1px solid rgba(255,107,53,0.2)}
.feature-title{font-size:1rem;font-weight:700;color:#fff;margin-bottom:8px}
.feature-desc{font-size:0.83rem;color:var(--text-muted);line-height:1.6}

/* ===== 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:1px solid var(--border);border-radius:var(--radius-lg);padding:28px 22px;text-align:center;transition:all var(--transition)}
.expert-card:hover{border-color:var(--primary);transform:translateY(-4px);box-shadow:0 12px 40px rgba(255,107,53,0.15)}
.expert-avatar{width:80px;height:80px;border-radius:50%;margin:0 auto 14px;border:3px solid var(--primary);display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:900;color:#fff;background:linear-gradient(135deg,var(--primary),var(--primary-dark))}
.expert-name{font-size:1.05rem;font-weight:700;color:#fff;margin-bottom:4px}
.expert-title{font-size:0.8rem;color:var(--primary);margin-bottom:10px;font-weight:600}
.expert-desc{font-size:0.82rem;color:var(--text-muted);line-height:1.6;margin-bottom:14px}
.expert-tags{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin-bottom:16px}
.expert-tag{background:rgba(255,107,53,0.12);color:var(--primary-light);border:1px solid rgba(255,107,53,0.2);border-radius:50px;padding:2px 10px;font-size:0.72rem}
.expert-actions{display:flex;gap:8px;justify-content:center}
.btn-sm{padding:7px 16px;border-radius:50px;font-size:0.78rem;font-weight:600;transition:all var(--transition)}
.btn-sm-primary{background:var(--primary);color:#fff}
.btn-sm-primary:hover{background:var(--primary-dark);color:#fff}
.btn-sm-outline{border:1px solid var(--border-light);color:var(--text-light)}
.btn-sm-outline:hover{border-color:var(--primary);color:var(--primary)}

/* ===== 合作品牌 ===== */
.partners-grid{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;align-items:center}
.partner-item{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px 28px;color:var(--text-muted);font-size:0.88rem;font-weight:600;transition:all var(--transition);text-align:center}
.partner-item:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px)}

/* ===== 评价 ===== */
.reviews-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.review-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:22px;transition:all var(--transition)}
.review-card:hover{border-color:rgba(255,107,53,0.3);box-shadow:var(--shadow-card)}
.review-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.review-avatar{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:1rem;font-weight:700;color:#fff;flex-shrink:0}
.review-user{flex:1}
.review-name{font-size:0.9rem;font-weight:600;color:#fff}
.review-stars{color:var(--accent);font-size:0.8rem;margin-top:2px}
.review-text{font-size:0.85rem;color:var(--text-light);line-height:1.7}
.review-date{font-size:0.72rem;color:var(--text-muted);margin-top:10px}

/* ===== FAQ ===== */
.faq-list{max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;padding:18px 22px;font-size:0.95rem;font-weight:600;color:var(--text-main);text-align:left;cursor:pointer;transition:color var(--transition)}
.faq-question:hover{color:var(--primary)}
.faq-question[aria-expanded="true"]{color:var(--primary)}
.faq-icon{font-size:1.2rem;color:var(--primary);transition:transform var(--transition);flex-shrink:0}
.faq-question[aria-expanded="true"] .faq-icon{transform:rotate(45deg)}
.faq-answer{padding:0 22px;max-height:0;overflow:hidden;transition:max-height 0.35s ease,padding 0.35s ease}
.faq-answer.open{max-height:400px;padding:0 22px 18px}
.faq-answer p{font-size:0.88rem;color:var(--text-muted);line-height:1.8}
/* 无JS降级：始终显示FAQ内容 */
noscript .faq-answer{max-height:none!important;padding:0 22px 18px!important}

/* ===== 联系区 ===== */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:20px}
.contact-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;text-align:center;transition:all var(--transition)}
.contact-card:hover{border-color:var(--primary);transform:translateY(-2px)}
.contact-icon{font-size:2rem;margin-bottom:12px}
.contact-title{font-size:0.95rem;font-weight:700;color:#fff;margin-bottom:6px}
.contact-val{font-size:0.83rem;color:var(--text-muted)}

/* ===== 分享按钮 ===== */
.share-row{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:20px}
.share-btn{display:flex;align-items:center;gap:6px;padding:8px 18px;border-radius:50px;font-size:0.82rem;font-weight:600;border:1px solid var(--border);color:var(--text-light);transition:all var(--transition)}
.share-btn:hover{transform:translateY(-2px);color:#fff}
.share-wechat:hover{background:#07c160;border-color:#07c160}
.share-weibo:hover{background:#e6162d;border-color:#e6162d}
.share-douyin:hover{background:#010101;border-color:#555}
.share-bili:hover{background:#00a1d6;border-color:#00a1d6}

/* ===== 二维码 ===== */
.qr-pair{display:flex;gap:32px;justify-content:center;flex-wrap:wrap;margin-top:24px}
.qr-item{text-align:center}
.qr-item img{width:120px;height:120px;border-radius:8px;border:2px solid var(--border);margin:0 auto 8px}
.qr-item p{font-size:0.78rem;color:var(--text-muted)}

/* ===== 页脚 ===== */
.site-footer{background:var(--secondary);border-top:2px solid var(--border);padding:56px 0 0}
.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{width:40px;height:40px;border-radius:8px}
.footer-brand .logo-wrap span{font-size:1.2rem;font-weight:800;color:var(--primary)}
.footer-brand p{font-size:0.83rem;color:var(--text-muted);line-height:1.8;margin-bottom:16px}
.footer-col h4{font-size:0.9rem;font-weight:700;color:#fff;margin-bottom:14px;padding-bottom:8px;border-bottom:1px solid var(--border)}
.footer-col ul li{margin-bottom:8px}
.footer-col ul li a{font-size:0.82rem;color:var(--text-muted);transition:color var(--transition)}
.footer-col ul li a:hover{color:var(--primary)}
.footer-bottom{border-top:1px solid var(--border);padding:20px 0;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px}
.footer-copy{font-size:0.78rem;color:var(--text-muted)}
.footer-links{display:flex;gap:16px}
.footer-links a{font-size:0.78rem;color:var(--text-muted);transition:color var(--transition)}
.footer-links a:hover{color:var(--primary)}

/* ===== 弹幕效果 ===== */
.danmaku-wrap{position:relative;overflow:hidden;height:36px;background:rgba(255,107,53,0.05);border-radius:50px;margin:16px 0}
.danmaku-inner{display:flex;gap:32px;animation:danmaku-scroll 30s linear infinite;white-space:nowrap;padding:8px 0}
.danmaku-inner:hover{animation-play-state:paused}
@keyframes danmaku-scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.danmaku-item{font-size:0.78rem;color:var(--text-muted);flex-shrink:0}
.danmaku-item span{color:var(--primary);margin-right:4px}

/* ===== 数字统计 ===== */
.stats-band{background:linear-gradient(135deg,var(--primary),var(--primary-dark));padding:48px 0}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat-box .num{font-size:2.4rem;font-weight:900;color:#fff;line-height:1}
.stat-box .label{font-size:0.82rem;color:rgba(255,255,255,0.8);margin-top:6px}

/* ===== 面包屑 ===== */
.breadcrumb{padding:14px 0;font-size:0.82rem;color:var(--text-muted)}
.breadcrumb a{color:var(--text-muted);transition:color var(--transition)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb span{margin:0 6px;color:var(--border-light)}

/* ===== 内页英雄 ===== */
.inner-hero{background:linear-gradient(135deg,var(--secondary) 0%,var(--bg-dark) 100%);padding:48px 0;border-bottom:1px solid var(--border)}
.inner-hero h1{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;color:#fff;margin-bottom:8px}
.inner-hero h1 span{color:var(--primary)}
.inner-hero p{font-size:0.92rem;color:var(--text-muted)}

/* ===== 响应式 ===== */
@media(max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr}
  .stats-row{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .main-nav{display:none;position:absolute;top:68px;left:0;right:0;background:var(--secondary);flex-direction:column;padding:16px;gap:4px;border-bottom:1px solid var(--border);z-index:999}
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 16px;border-radius:8px}
  .menu-toggle{display:flex}
  .header-right .btn-header{display:none}
  .hero-stats{gap:20px}
  .stat-num{font-size:1.4rem}
  .footer-grid{grid-template-columns:1fr}
  .search-hot{display:none}
  .hero-section{min-height:420px}
  .section{padding:48px 0}
}
@media(max-width:480px){
  .hero-actions{flex-direction:column}
  .btn-primary,.btn-outline{text-align:center}
  .stats-row{grid-template-columns:repeat(2,1fr)}
  .video-grid{grid-template-columns:1fr}
}