/* ========================================
   蜜芽 - 甜蜜视频分享社区 全站样式
   amihbbm.cn
   ======================================== */

/* === 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","Helvetica Neue",Arial,sans-serif;color:#333;background:#f8faf8;line-height:1.7}
a{color:#1a8a5c;text-decoration:none;transition:color .3s}
a:hover{color:#0d6b45}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
.abz32fx7{position:absolute;width:0;height:0;overflow:hidden;opacity:0;pointer-events:none;z-index:-9999}

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

/* === Header & Nav === */
.site-header{background:#0a2e1a;position:sticky;top:0;z-index:1000;box-shadow:0 2px 12px rgba(0,0,0,.3)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:10px 20px;max-width:1200px;margin:0 auto}
.logo-area{display:flex;align-items:center;gap:10px}
.logo-area img{height:42px;width:auto}
.logo-area h1{font-size:1.3rem;color:#4ade80;font-weight:700;white-space:nowrap}
.logo-area h1 span{color:#86efac;font-size:.75rem;display:block;font-weight:400}

.main-nav{display:flex;align-items:center;gap:0}
.main-nav a{color:#d1fae5;padding:10px 14px;font-size:.9rem;transition:all .3s;border-bottom:2px solid transparent}
.main-nav a:hover,.main-nav a.active{color:#4ade80;border-bottom-color:#4ade80;background:rgba(74,222,128,.08)}

.nav-toggle{display:none;background:none;border:none;color:#4ade80;font-size:1.5rem;cursor:pointer}

/* === Search Bar === */
.search-bar{background:#0d3b22;padding:12px 0}
.search-bar .container{display:flex;justify-content:center}
.search-box{display:flex;max-width:600px;width:100%}
.search-box input{flex:1;padding:10px 18px;border:2px solid #1a8a5c;border-right:none;border-radius:25px 0 0 25px;font-size:.95rem;outline:none;background:#f0fdf4}
.search-box input:focus{border-color:#4ade80}
.search-box button{padding:10px 24px;background:#1a8a5c;color:#fff;border:2px solid #1a8a5c;border-radius:0 25px 25px 0;cursor:pointer;font-size:.95rem;transition:background .3s}
.search-box button:hover{background:#0d6b45}

/* === Hero Banner === */
.hero-banner{position:relative;height:520px;overflow:hidden;background:#0a2e1a}
.hero-banner img{width:100%;height:100%;object-fit:cover;opacity:.7}
.hero-overlay{position:absolute;top:0;left:0;right:0;bottom:0;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:20px;background:linear-gradient(to bottom,rgba(10,46,26,.4),rgba(10,46,26,.8))}
.hero-overlay h2{font-size:2.6rem;color:#fff;margin-bottom:12px;text-shadow:0 2px 8px rgba(0,0,0,.5)}
.hero-overlay h2 em{color:#4ade80;font-style:normal}
.hero-overlay p{font-size:1.15rem;color:#d1fae5;max-width:700px;line-height:1.8;margin-bottom:20px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap;justify-content:center}
.hero-btns a{padding:12px 32px;border-radius:30px;font-size:1rem;font-weight:600;transition:all .3s}
.btn-primary{background:#1a8a5c;color:#fff}
.btn-primary:hover{background:#0d6b45;color:#fff;transform:translateY(-2px)}
.btn-outline{border:2px solid #4ade80;color:#4ade80}
.btn-outline:hover{background:#4ade80;color:#0a2e1a}

/* === Section Common === */
.section{padding:60px 0}
.section-dark{background:#0a2e1a;color:#d1fae5}
.section-alt{background:#f0fdf4}
.section-title{text-align:center;margin-bottom:40px}
.section-title h2{font-size:2rem;color:#0a2e1a;margin-bottom:8px}
.section-dark .section-title h2{color:#4ade80}
.section-title h3{font-size:1.1rem;color:#666;font-weight:400}
.section-dark .section-title h3{color:#86efac}

/* === Video Card Grid === */
.video-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.video-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.08);transition:all .3s;cursor:pointer}
.video-card:hover{transform:translateY(-6px);box-shadow:0 8px 30px rgba(26,138,92,.2)}
.video-thumb{position:relative;padding-top:56.25%;overflow:hidden;background:#1a1a2e}
.video-thumb img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.video-card:hover .video-thumb img{transform:scale(1.08)}
.play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:56px;height:56px;background:rgba(26,138,92,.85);border-radius:50%;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s}
.play-btn::after{content:"";border-left:20px solid #fff;border-top:12px solid transparent;border-bottom:12px solid transparent;margin-left:4px}
.video-card:hover .play-btn{opacity:1}
.video-duration{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.75);color:#fff;padding:2px 8px;border-radius:4px;font-size:.8rem}
.video-info{padding:14px}
.video-info h4{font-size:.95rem;color:#1a1a2e;margin-bottom:6px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-meta{display:flex;justify-content:space-between;font-size:.8rem;color:#999}

/* === TikTok Style Short Videos === */
.short-video-row{display:flex;gap:16px;overflow-x:auto;padding-bottom:10px;scroll-snap-type:x mandatory}
.short-video-item{flex:0 0 200px;scroll-snap-align:start;border-radius:12px;overflow:hidden;position:relative;height:340px;background:#1a1a2e;cursor:pointer}
.short-video-item img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.short-video-item:hover img{transform:scale(1.05)}
.short-video-item .play-btn{width:48px;height:48px}
.short-video-item:hover .play-btn{opacity:1}
.short-video-label{position:absolute;bottom:0;left:0;right:0;padding:12px;background:linear-gradient(transparent,rgba(0,0,0,.8));color:#fff;font-size:.85rem}

/* === AI Section === */
.ai-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ai-card{background:rgba(255,255,255,.05);border:1px solid rgba(74,222,128,.2);border-radius:16px;padding:30px;text-align:center;transition:all .3s}
.ai-card:hover{border-color:#4ade80;background:rgba(74,222,128,.08);transform:translateY(-4px)}
.ai-card .icon{font-size:2.5rem;margin-bottom:16px}
.ai-card h4{color:#4ade80;font-size:1.15rem;margin-bottom:10px}
.ai-card p{color:#86efac;font-size:.9rem;line-height:1.7}

/* === Community Cards === */
.community-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.community-card{border-radius:16px;overflow:hidden;position:relative;height:280px;cursor:pointer}
.community-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.community-card:hover img{transform:scale(1.08)}
.community-card .overlay{position:absolute;bottom:0;left:0;right:0;padding:20px;background:linear-gradient(transparent,rgba(10,46,26,.9))}
.community-card h4{color:#fff;font-size:1.1rem;margin-bottom:4px}
.community-card p{color:#86efac;font-size:.85rem}

/* === Expert Section === */
.expert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.expert-card{background:#fff;border-radius:16px;padding:28px;text-align:center;box-shadow:0 4px 16px rgba(0,0,0,.06);transition:all .3s}
.expert-card:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(26,138,92,.15)}
.expert-avatar{width:80px;height:80px;border-radius:50%;background:#d1fae5;margin:0 auto 14px;display:flex;align-items:center;justify-content:center;font-size:2rem}
.expert-card h4{color:#0a2e1a;font-size:1.05rem;margin-bottom:4px}
.expert-card .role{color:#1a8a5c;font-size:.85rem;margin-bottom:10px}
.expert-card p{font-size:.85rem;color:#666;line-height:1.6;margin-bottom:14px}
.expert-btns{display:flex;gap:8px;justify-content:center}
.expert-btns a{padding:6px 16px;border-radius:20px;font-size:.8rem;border:1px solid #1a8a5c;color:#1a8a5c;transition:all .3s}
.expert-btns a:hover{background:#1a8a5c;color:#fff}

/* === Brand Wall === */
.brand-wall{display:flex;flex-wrap:wrap;justify-content:center;gap:20px}
.brand-wall .brand-item{background:#fff;padding:16px 28px;border-radius:10px;font-size:.95rem;color:#555;box-shadow:0 2px 8px rgba(0,0,0,.06);transition:all .3s}
.brand-wall .brand-item:hover{box-shadow:0 4px 16px rgba(26,138,92,.15);color:#1a8a5c}

/* === How-To Steps === */
.howto-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:30px}
.step-item{text-align:center;padding:24px}
.step-num{width:48px;height:48px;border-radius:50%;background:#1a8a5c;color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.3rem;font-weight:700;margin:0 auto 14px}
.step-item h4{color:#0a2e1a;margin-bottom:8px;font-size:1rem}
.step-item p{color:#666;font-size:.85rem}

/* === FAQ === */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#fff;border-radius:12px;margin-bottom:12px;box-shadow:0 2px 8px rgba(0,0,0,.05);overflow:hidden}
.faq-q{padding:18px 24px;font-weight:600;color:#0a2e1a;cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:background .3s}
.faq-q:hover{background:#f0fdf4}
.faq-q::after{content:"+";font-size:1.3rem;color:#1a8a5c;transition:transform .3s}
.faq-item.active .faq-q::after{transform:rotate(45deg)}
.faq-a{padding:0 24px;max-height:0;overflow:hidden;transition:all .3s;color:#555;line-height:1.8}
.faq-item.active .faq-a{padding:0 24px 18px;max-height:500px}

/* === Reviews === */
.review-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.review-card{background:#fff;border-radius:16px;padding:28px;box-shadow:0 4px 16px rgba(0,0,0,.06)}
.review-header{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.review-avatar{width:48px;height:48px;border-radius:50%;background:#d1fae5;display:flex;align-items:center;justify-content:center;font-size:1.2rem;color:#1a8a5c;font-weight:700}
.review-name{font-weight:600;color:#0a2e1a;font-size:.95rem}
.review-date{font-size:.8rem;color:#999}
.review-stars{color:#f59e0b;margin-bottom:10px;font-size:1rem}
.review-card p{color:#555;font-size:.9rem;line-height:1.7}

/* === Contact Info === */
.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:30px}
.contact-box{background:rgba(255,255,255,.05);border:1px solid rgba(74,222,128,.2);border-radius:16px;padding:30px}
.contact-box h4{color:#4ade80;font-size:1.1rem;margin-bottom:16px}
.contact-box p{color:#d1fae5;font-size:.9rem;margin-bottom:8px;line-height:1.7}

/* === Footer === */
.site-footer{background:#061f12;color:#86efac;padding:50px 0 0}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;margin-bottom:40px}
.footer-col h4{color:#4ade80;font-size:1rem;margin-bottom:16px;padding-bottom:8px;border-bottom:1px solid rgba(74,222,128,.2)}
.footer-col a{display:block;color:#86efac;font-size:.9rem;padding:4px 0;transition:color .3s}
.footer-col a:hover{color:#4ade80}
.footer-col p{font-size:.85rem;color:#6b9e85;line-height:1.7}
.footer-qr{text-align:center}
.footer-qr img{width:120px;margin:0 auto 8px;border-radius:8px}
.footer-qr span{font-size:.8rem;color:#6b9e85}
.footer-bottom{border-top:1px solid rgba(74,222,128,.15);padding:20px 0;text-align:center}
.footer-bottom p{font-size:.85rem;color:#6b9e85}
.footer-bottom .update-time{color:#4ade80;margin-top:4px}

/* === Social Share === */
.share-bar{display:flex;gap:12px;justify-content:center;margin:20px 0}
.share-bar a{padding:8px 18px;border-radius:20px;font-size:.85rem;color:#fff;transition:all .3s}
.share-bar a:hover{transform:translateY(-2px);color:#fff}
.share-wechat{background:#07c160}
.share-weibo{background:#e6162d}
.share-douyin{background:#1a1a2e}
.share-bilibili{background:#00a1d6}

/* === Breadcrumb === */
.breadcrumb{padding:14px 0;font-size:.85rem;color:#999}
.breadcrumb a{color:#1a8a5c}
.breadcrumb span{margin:0 6px;color:#ccc}

/* === Inner Page === */
.page-hero{background:#0a2e1a;padding:60px 0;text-align:center}
.page-hero h2{color:#4ade80;font-size:2rem;margin-bottom:8px}
.page-hero p{color:#86efac;font-size:1rem}

/* === Responsive === */
@media(max-width:1024px){
  .video-grid{grid-template-columns:repeat(3,1fr)}
  .expert-grid{grid-template-columns:repeat(2,1fr)}
  .ai-grid{grid-template-columns:repeat(2,1fr)}
  .howto-steps{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .header-inner{flex-wrap:wrap}
  .main-nav{display:none;flex-direction:column;width:100%;padding:10px 0}
  .main-nav.active{display:flex}
  .nav-toggle{display:block}
  .video-grid{grid-template-columns:repeat(2,1fr)}
  .community-grid{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .review-grid{grid-template-columns:1fr}
  .hero-banner{height:380px}
  .hero-overlay h2{font-size:1.8rem}
  .hero-overlay p{font-size:.95rem}
}
@media(max-width:480px){
  .video-grid{grid-template-columns:1fr}
  .ai-grid{grid-template-columns:1fr}
  .expert-grid{grid-template-columns:1fr}
  .howto-steps{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-banner{height:300px}
  .hero-overlay h2{font-size:1.4rem}
}