/* ============================================
   麻豆传媒网址 - ygbktue.cn 全站样式表
   品牌色系：森林绿 #2d6a4f / 大地棕 #6b4226 / 阳光金 #d4a843
   ============================================ */

/* === 基础重置 === */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","WenQuanYi Micro Hei",sans-serif;color:#333;background:#f9f9f6;line-height:1.7}
a{color:#2d6a4f;text-decoration:none;transition:color .3s}
a:hover{color:#d4a843}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* === 干扰标签隐藏 === */
.jrb{position:absolute;left:-9999px;top:-9999px;overflow:hidden;width:1px;height:1px;clip:rect(0,0,0,0)}

/* === 顶部导航 === */
.site-nav{background:#1a3c2a;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:0 20px;height:64px}
.nav-logo{display:flex;align-items:center;gap:10px;font-size:1.4rem;font-weight:700;color:#fff}
.nav-logo img{width:40px;height:40px;border-radius:8px}
.nav-links{display:flex;gap:4px;align-items:center}
.nav-links a{color:#cde6d0;padding:8px 14px;border-radius:6px;font-size:.9rem;transition:all .3s}
.nav-links a:hover,.nav-links a.active{background:#2d6a4f;color:#fff}
.nav-toggle{display:none;background:none;border:none;color:#fff;font-size:1.6rem;cursor:pointer}

/* === 搜索框 === */
.search-bar{background:#f0f5f1;padding:16px 0;border-bottom:1px solid #e0e8e2}
.search-inner{max-width:700px;margin:0 auto;display:flex;gap:10px;padding:0 20px}
.search-inner input{flex:1;padding:10px 18px;border:2px solid #2d6a4f;border-radius:25px;font-size:1rem;outline:none;transition:border-color .3s}
.search-inner input:focus{border-color:#d4a843}
.search-inner button{padding:10px 28px;background:#2d6a4f;color:#fff;border:none;border-radius:25px;font-size:1rem;cursor:pointer;transition:background .3s}
.search-inner button:hover{background:#1a3c2a}

/* === Hero Banner === */
.hero-section{position:relative;overflow:hidden;min-height:480px;display:flex;align-items:center;justify-content:center;background-size:cover;background-position:center;background-repeat:no-repeat}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(26,60,42,.85),rgba(45,106,79,.7))}
.hero-content{position:relative;z-index:2;text-align:center;color:#fff;padding:60px 20px;max-width:800px}
.hero-content h1{font-size:2.8rem;margin-bottom:16px;text-shadow:0 2px 8px rgba(0,0,0,.3)}
.hero-content h2{font-size:1.3rem;font-weight:400;opacity:.92;margin-bottom:24px;line-height:1.8}
.hero-content p{font-size:1.05rem;opacity:.85;line-height:1.8}
.hero-btn{display:inline-block;margin-top:24px;padding:14px 40px;background:#d4a843;color:#1a3c2a;font-weight:700;border-radius:30px;font-size:1.1rem;transition:all .3s;box-shadow:0 4px 15px rgba(212,168,67,.4)}
.hero-btn:hover{background:#e8c36a;transform:translateY(-2px);color:#1a3c2a}

/* === 通用区块 === */
.section{padding:60px 0}
.section-alt{background:#fff}
.section-dark{background:#1a3c2a;color:#fff}
.section-title{text-align:center;margin-bottom:40px}
.section-title h2{font-size:2rem;color:#1a3c2a;margin-bottom:8px}
.section-title h3{font-size:1.6rem;color:#1a3c2a;margin-bottom:8px}
.section-dark .section-title h2,.section-dark .section-title h3{color:#fff}
.section-title p{color:#666;font-size:1rem}
.section-dark .section-title p{color:#cde6d0}

/* === 视频卡片网格 === */
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.video-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.08);transition:all .3s}
.video-card:hover{transform:translateY(-4px);box-shadow:0 8px 25px rgba(0,0,0,.15)}
.video-thumb{position:relative;padding-top:56.25%;overflow:hidden;background:#e8e8e8}
.video-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.video-card:hover .video-thumb img{transform:scale(1.05)}
.play-btn{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s;background:rgba(0,0,0,.35)}
.video-card:hover .play-btn{opacity:1}
.play-btn span{width:60px;height:60px;background:rgba(212,168,67,.9);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:0}
.play-btn span::after{content:"";display:block;width:0;height:0;border-style:solid;border-width:12px 0 12px 22px;border-color:transparent transparent transparent #fff;margin-left:4px}
.video-info{padding:16px}
.video-info h4{font-size:1rem;margin-bottom:6px;color:#1a3c2a;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-meta{display:flex;gap:12px;font-size:.82rem;color:#888}
.video-meta span{display:flex;align-items:center;gap:3px}
.video-tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}
.video-tags span{background:#e8f5e9;color:#2d6a4f;padding:2px 10px;border-radius:12px;font-size:.75rem}

/* === 服务/模块网格 === */
.service-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}
.service-card{background:#fff;padding:30px 24px;border-radius:12px;text-align:center;box-shadow:0 2px 12px rgba(0,0,0,.06);transition:all .3s;border:1px solid #e8f0ea}
.service-card:hover{transform:translateY(-3px);box-shadow:0 6px 20px rgba(0,0,0,.1);border-color:#2d6a4f}
.service-icon{font-size:2.5rem;margin-bottom:16px}
.service-card h4{font-size:1.1rem;color:#1a3c2a;margin-bottom:10px}
.service-card p{font-size:.9rem;color:#666;line-height:1.6}

/* === 专家展示 === */
.expert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}
.expert-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.08);text-align:center;transition:all .3s}
.expert-card:hover{transform:translateY(-3px);box-shadow:0 8px 20px rgba(0,0,0,.12)}
.expert-card img{width:100%;height:260px;object-fit:cover}
.expert-info{padding:20px}
.expert-info h4{font-size:1.1rem;color:#1a3c2a;margin-bottom:4px}
.expert-info .role{color:#d4a843;font-size:.85rem;margin-bottom:8px}
.expert-info p{font-size:.88rem;color:#666;line-height:1.6}
.expert-links{display:flex;gap:10px;justify-content:center;margin-top:12px}
.expert-links a{padding:6px 16px;border:1px solid #2d6a4f;color:#2d6a4f;border-radius:20px;font-size:.8rem;transition:all .3s}
.expert-links a:hover{background:#2d6a4f;color:#fff}

/* === 合作品牌 === */
.brand-wall{display:flex;flex-wrap:wrap;gap:20px;justify-content:center;align-items:center}
.brand-wall .brand-item{background:#fff;padding:20px 30px;border-radius:10px;box-shadow:0 2px 8px rgba(0,0,0,.06);font-size:1rem;color:#555;font-weight:600;transition:all .3s;border:1px solid #eee}
.brand-wall .brand-item:hover{border-color:#2d6a4f;color:#2d6a4f}

/* === FAQ === */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#fff;margin-bottom:12px;border-radius:10px;overflow:hidden;box-shadow:0 1px 6px rgba(0,0,0,.06)}
.faq-q{padding:18px 24px;cursor:pointer;font-weight:600;color:#1a3c2a;display:flex;justify-content:space-between;align-items:center;transition:background .3s}
.faq-q:hover{background:#f0f5f1}
.faq-q::after{content:"+";font-size:1.4rem;color:#d4a843;transition:transform .3s}
.faq-item.active .faq-q::after{transform:rotate(45deg)}
.faq-a{padding:0 24px;max-height:0;overflow:hidden;transition:all .4s ease;color:#555;line-height:1.8}
.faq-item.active .faq-a{padding:0 24px 18px;max-height:500px}

/* === 用户评论 === */
.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.review-card{background:#fff;padding:24px;border-radius:12px;box-shadow:0 2px 10px rgba(0,0,0,.06)}
.review-stars{color:#d4a843;font-size:1.1rem;margin-bottom:10px}
.review-card p{font-size:.92rem;color:#555;line-height:1.7;margin-bottom:12px;font-style:italic}
.review-author{font-weight:600;color:#1a3c2a;font-size:.88rem}

/* === 社交分享 === */
.share-bar{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:20px}
.share-bar a{display:inline-flex;align-items:center;gap:6px;padding:8px 20px;border-radius:25px;color:#fff;font-size:.88rem;transition:all .3s}
.share-bar a:hover{transform:translateY(-2px);color:#fff}
.share-wechat{background:#07c160}
.share-weibo{background:#e6162d}
.share-douyin{background:#161823}
.share-bilibili{background:#fb7299}

/* === How-To指南 === */
.howto-steps{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:24px;margin-top:30px}
.howto-step{text-align:center;padding:24px;background:#fff;border-radius:12px;box-shadow:0 2px 8px rgba(0,0,0,.06)}
.howto-step .step-num{width:48px;height:48px;background:#2d6a4f;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.3rem;font-weight:700;margin:0 auto 16px}
.howto-step h5{color:#1a3c2a;margin-bottom:8px;font-size:1rem}
.howto-step p{font-size:.88rem;color:#666}

/* === 页脚 === */
.site-footer{background:#0f2618;color:#cde6d0;padding:50px 0 0}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 20px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:30px;margin-bottom:40px}
.footer-col h4{color:#fff;font-size:1.1rem;margin-bottom:16px;padding-bottom:8px;border-bottom:2px solid #2d6a4f}
.footer-col p,.footer-col a{color:#9abfa3;font-size:.9rem;line-height:2}
.footer-col a:hover{color:#d4a843}
.footer-col img{border-radius:8px;margin-top:8px}
.footer-bottom{border-top:1px solid #1a3c2a;padding:20px;text-align:center;font-size:.85rem;color:#6a9a7a}
.footer-bottom a{color:#d4a843}

/* === 面包屑 === */
.breadcrumb{padding:12px 0;font-size:.88rem;color:#888}
.breadcrumb a{color:#2d6a4f}
.breadcrumb span{margin:0 6px;color:#ccc}

/* === 内页通用 === */
.page-header{background:linear-gradient(135deg,#1a3c2a,#2d6a4f);color:#fff;padding:50px 0;text-align:center}
.page-header h1{font-size:2.2rem;margin-bottom:8px}
.page-header p{opacity:.85;font-size:1rem}
.page-content{padding:40px 0}
.page-content h2{color:#1a3c2a;font-size:1.6rem;margin:30px 0 16px}
.page-content h3{color:#2d6a4f;font-size:1.3rem;margin:24px 0 12px}
.page-content p{margin-bottom:16px;line-height:1.8;color:#444}
.contact-info{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.contact-card{background:#fff;padding:24px;border-radius:12px;box-shadow:0 2px 10px rgba(0,0,0,.06)}
.contact-card h4{color:#1a3c2a;margin-bottom:12px;font-size:1.1rem}
.contact-card p{font-size:.92rem;color:#555;line-height:1.8}

/* === 响应式 === */
@media(max-width:768px){
    .nav-links{display:none;position:absolute;top:64px;left:0;right:0;background:#1a3c2a;flex-direction:column;padding:16px;gap:4px;box-shadow:0 4px 12px rgba(0,0,0,.2)}
    .nav-links.active{display:flex}
    .nav-toggle{display:block}
    .hero-content h1{font-size:1.8rem}
    .hero-content h2{font-size:1rem}
    .hero-section{min-height:360px}
    .section{padding:40px 0}
    .section-title h2{font-size:1.5rem}
    .video-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
    .footer-grid{grid-template-columns:1fr}
}
@media(max-width:480px){
    .hero-content h1{font-size:1.5rem}
    .video-grid{grid-template-columns:1fr}
    .search-inner{flex-direction:column}
    .search-inner button{width:100%}
}