/*
  玩物社区 - 潮玩好物视频评测与交流平台
  原创样式表 - 暖橘+深海蓝配色
*/
*{margin:0;padding:0;box-sizing:border-box}
:root{--primary:#FF6B35;--primary-dark:#E55A2B;--secondary:#1B2A4A;--accent:#FFB347;--bg-warm:#FFF8F2;--bg-deep:#0F1923;--text:#2D3436;--text-light:#636E72;--gray-bg:#F5F0EB;--radius:10px;--shadow:0 4px 20px rgba(27,42,74,0.08)}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--text);background:var(--bg-warm);line-height:1.7}
a{color:var(--primary);text-decoration:none;transition:color .3s}
a:hover{color:var(--primary-dark)}
img{max-width:100%;height:auto;display:block}
.wrapper{max-width:1200px;margin:0 auto;padding:0 20px}

/* Header */
.site-header{background:var(--secondary);position:sticky;top:0;z-index:1000;box-shadow:0 2px 12px rgba(0,0,0,.15)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 0}
.logo-area{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:1.2rem}
.logo-area img{border-radius:8px}
.brand-name{color:var(--accent)}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:6px}
.nav-toggle span{display:block;width:26px;height:3px;background:#fff;margin:5px 0;border-radius:2px;transition:all .3s}
.main-nav ul{display:flex;list-style:none;gap:4px}
.main-nav a{color:#ddd;padding:8px 14px;border-radius:6px;font-size:.92rem;transition:all .3s}
.main-nav a:hover,.main-nav a.active{color:#fff;background:var(--primary)}

/* Search Bar */
.search-bar{padding:8px 0 12px}
.search-wrap{display:flex;max-width:500px;margin:0 auto}
.search-wrap input{flex:1;padding:10px 16px;border:2px solid rgba(255,255,255,.15);border-right:none;border-radius:var(--radius) 0 0 var(--radius);background:rgba(255,255,255,.08);color:#fff;font-size:.9rem;outline:none;transition:border-color .3s}
.search-wrap input:focus{border-color:var(--primary)}
.search-wrap input::placeholder{color:rgba(255,255,255,.4)}
.search-wrap button{padding:10px 24px;background:var(--primary);color:#fff;border:none;border-radius:0 var(--radius) var(--radius) 0;cursor:pointer;font-size:.9rem;font-weight:600;transition:background .3s}
.search-wrap button:hover{background:var(--primary-dark)}

/* Hero Section */
.hero-section{position:relative;height:520px;overflow:hidden}
.hero-slide{position:absolute;top:0;left:0;width:100%;height:100%;background-size:cover;background-position:center;opacity:0;transition:opacity .8s ease}
.hero-slide.active{opacity:1}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(15,25,35,.75),rgba(255,107,53,.25))}
.hero-content{position:relative;z-index:2;max-width:700px;margin:0 auto;padding:120px 20px 0;text-align:center;color:#fff}
.hero-content h1,.hero-content h2{font-size:2.2rem;margin-bottom:16px;line-height:1.3}
.hero-content h1 span,.hero-content h2 span{color:var(--accent);display:inline}
.hero-content p{font-size:1.05rem;margin-bottom:28px;opacity:.9;line-height:1.8}
.hero-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.hero-dots{position:absolute;bottom:24px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:5}
.dot{width:12px;height:12px;border-radius:50%;background:rgba(255,255,255,.4);cursor:pointer;transition:all .3s}
.dot.active{background:var(--primary);transform:scale(1.2)}

/* Buttons */
.btn-primary{display:inline-block;padding:12px 32px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;border-radius:var(--radius);font-weight:600;font-size:.95rem;transition:all .3s;border:none;cursor:pointer}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(255,107,53,.35);color:#fff}
.btn-outline{display:inline-block;padding:12px 32px;border:2px solid #fff;color:#fff;border-radius:var(--radius);font-weight:600;font-size:.95rem;transition:all .3s}
.btn-outline:hover{background:#fff;color:var(--secondary)}

/* Sections */
.section{padding:70px 0}
.section-alt{background:var(--gray-bg)}
.section-dark{background:var(--bg-deep);color:#fff}
.section-dark .section-header p{color:rgba(255,255,255,.7)}
.section-header{text-align:center;margin-bottom:48px}
.section-header h2{font-size:1.85rem;color:var(--secondary);margin-bottom:14px;position:relative;display:inline-block}
.section-dark .section-header h2{color:#fff}
.section-header h2::after{content:'';position:absolute;bottom:-8px;left:50%;transform:translateX(-50%);width:60px;height:3px;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:2px}
.section-header p{color:var(--text-light);max-width:700px;margin:20px auto 0;font-size:.98rem;line-height:1.8}
.section-more{text-align:center;margin-top:40px}

/* Video Grid */
.video-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.video-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:all .3s}
.video-card:hover{transform:translateY(-6px);box-shadow:0 12px 36px rgba(27,42,74,.15)}
.video-thumb{position:relative;overflow:hidden;cursor:pointer}
.video-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s}
.video-card:hover .video-thumb img{transform:scale(1.05)}
.play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:56px;height:56px;background:rgba(255,107,53,.85);border-radius:50%;opacity:0;transition:all .3s;display:flex;align-items:center;justify-content:center}
.play-btn::after{content:'';border-style:solid;border-width:10px 0 10px 18px;border-color:transparent transparent transparent #fff;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:.78rem}
.video-info{padding:16px}
.video-info h3{font-size:.95rem;margin-bottom:8px;line-height:1.4;color:var(--secondary);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-desc{font-size:.82rem;color:var(--text-light);margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-meta{display:flex;gap:12px;font-size:.78rem;color:var(--text-light);margin-bottom:8px}
.video-tags{display:flex;gap:6px;flex-wrap:wrap}
.video-tags span{background:var(--gray-bg);color:var(--primary);padding:2px 10px;border-radius:12px;font-size:.75rem}

/* Service Grid */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.service-card{background:#fff;padding:36px 28px;border-radius:var(--radius);text-align:center;box-shadow:var(--shadow);transition:all .3s;border-top:3px solid transparent}
.service-card:hover{border-top-color:var(--primary);transform:translateY(-4px)}
.service-icon{font-size:2.8rem;margin-bottom:16px}
.service-card h3{font-size:1.05rem;color:var(--secondary);margin-bottom:12px}
.service-card p{font-size:.88rem;color:var(--text-light);line-height:1.7}

/* Community Grid */
.community-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.community-card{background:#fff;padding:32px 24px;border-radius:var(--radius);text-align:center;box-shadow:var(--shadow);transition:all .3s}
.community-card:hover{transform:translateY(-4px);box-shadow:0 8px 28px rgba(27,42,74,.12)}
.community-card .icon{font-size:2.4rem;margin-bottom:14px}
.community-card h3{font-size:1rem;color:var(--secondary);margin-bottom:10px}
.community-card p{font-size:.86rem;color:var(--text-light);line-height:1.7}

/* AI Grid */
.ai-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.ai-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);overflow:hidden;transition:all .3s}
.ai-card:hover{border-color:var(--primary);transform:translateY(-4px)}
.ai-card-img img{width:100%;height:180px;object-fit:cover}
.ai-card-body{padding:24px}
.ai-card-body h3{color:var(--accent);font-size:1.05rem;margin-bottom:10px}
.ai-card-body p{color:rgba(255,255,255,.7);font-size:.88rem;line-height:1.7}

/* Expert Carousel */
.expert-carousel{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.expert-card{background:#fff;border-radius:var(--radius);padding:32px 24px;text-align:center;box-shadow:var(--shadow);transition:all .3s}
.expert-card:hover{transform:translateY(-6px);box-shadow:0 12px 36px rgba(27,42,74,.15)}
.expert-avatar{width:120px;height:120px;border-radius:50%;object-fit:cover;margin:0 auto 16px;border:3px solid var(--primary)}
.expert-card .title{font-size:1.1rem;color:var(--secondary);margin-bottom:6px}
.expert-card .credential{font-size:.82rem;color:var(--primary);margin-bottom:12px;font-weight:600}
.expert-card p{font-size:.84rem;color:var(--text-light);line-height:1.7;margin-bottom:18px}
.expert-btns{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.expert-btns .btn-primary,.expert-btns .btn-outline{padding:8px 18px;font-size:.82rem}
.expert-btns .btn-outline{border-color:var(--secondary);color:var(--secondary)}
.expert-btns .btn-outline:hover{background:var(--secondary);color:#fff}

/* Partner Wall */
.partner-wall{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.partner-item{background:#fff;padding:28px 20px;border-radius:var(--radius);text-align:center;box-shadow:var(--shadow);transition:all .3s}
.partner-item:hover{transform:scale(1.05);border:1px solid var(--primary)}
.partner-item span{font-size:1.05rem;font-weight:700;color:var(--secondary)}

/* HowTo Steps */
.howto-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.howto-step{background:#fff;padding:36px 24px;border-radius:var(--radius);text-align:center;box-shadow:var(--shadow);position:relative;transition:all .3s}
.howto-step:hover{transform:translateY(-4px)}
.step-num{font-size:2.4rem;font-weight:800;color:var(--primary);opacity:.3;margin-bottom:12px}
.howto-step h3{font-size:1rem;color:var(--secondary);margin-bottom:10px}
.howto-step p{font-size:.86rem;color:var(--text-light);line-height:1.7}

/* News Grid */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.news-card{background:#fff;padding:28px;border-radius:var(--radius);box-shadow:var(--shadow);transition:all .3s}
.news-card:hover{transform:translateY(-4px)}
.news-card .date{font-size:.8rem;color:var(--primary);font-weight:600}
.news-card h3{font-size:1.05rem;color:var(--secondary);margin:8px 0 12px;line-height:1.4}
.news-card p{font-size:.88rem;color:var(--text-light);line-height:1.7;margin-bottom:12px}
.article-meta{display:flex;gap:12px;font-size:.78rem;color:var(--text-light)}
.article-meta span{background:var(--gray-bg);padding:3px 10px;border-radius:12px}

/* FAQ */
.faq-grid{max-width:800px;margin:0 auto}
.faq-item{background:#fff;border-radius:var(--radius);margin-bottom:12px;box-shadow:var(--shadow);overflow:hidden}
.faq-question{display:flex;justify-content:space-between;align-items:center;padding:18px 24px;cursor:pointer;transition:background .3s}
.faq-question:hover{background:var(--gray-bg)}
.faq-question h3{font-size:.98rem;color:var(--secondary);font-weight:600}
.faq-question .arrow{font-size:.7rem;color:var(--text-light);transition:transform .3s}
.faq-item.open .faq-question .arrow{transform:rotate(180deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-item.open .faq-answer{max-height:300px}
.faq-answer p{padding:0 24px 20px;font-size:.9rem;color:var(--text-light);line-height:1.8}

/* Reviews */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.review-card{background:#fff;padding:28px;border-radius:var(--radius);box-shadow:var(--shadow);transition:all .3s}
.review-card:hover{transform:translateY(-4px)}
.review-header{display:flex;align-items:center;gap:14px;margin-bottom:14px}
.review-avatar{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;font-size:1.4rem;color:#fff;flex-shrink:0}
.review-name{font-weight:700;color:var(--secondary);font-size:.95rem}
.review-stars{color:var(--accent);font-size:.9rem;letter-spacing:2px}
.review-text{font-size:.88rem;color:var(--text-light);line-height:1.8}

/* Contact Grid */
.contact-grid{display:grid;grid-template-columns:2fr 1fr;gap:40px;align-items:center}
.contact-item{display:flex;align-items:center;gap:16px;padding:16px 0;border-bottom:1px solid var(--gray-bg)}
.contact-item .icon{font-size:1.6rem}
.contact-item .text{font-size:.92rem}
.contact-item .text strong{display:block;color:var(--secondary);font-size:.85rem;margin-bottom:2px}

/* QR Code */
.qrcode-area{display:flex;gap:16px;margin-top:16px}
.qrcode-item{text-align:center}
.qrcode-item img{border-radius:8px;border:1px solid var(--gray-bg)}
.qrcode-item span{display:block;font-size:.78rem;color:var(--text-light);margin-top:6px}

/* Footer */
.site-footer{background:var(--bg-deep);color:rgba(255,255,255,.7);padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand .logo-area{margin-bottom:14px}
.footer-brand .logo-area span{color:var(--accent)}
.footer-brand p{font-size:.85rem;line-height:1.7;margin-bottom:16px}
.footer-col h4{color:#fff;font-size:.95rem;margin-bottom:16px;position:relative;padding-bottom:10px}
.footer-col h4::after{content:'';position:absolute;bottom:0;left:0;width:30px;height:2px;background:var(--primary)}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:8px;font-size:.85rem}
.footer-col a{color:rgba(255,255,255,.6);transition:color .3s}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{text-align:center;padding:20px 0;font-size:.82rem;color:rgba(255,255,255,.4)}
.share-bar{display:flex;gap:10px;flex-wrap:wrap}
.share-btn{display:inline-block;padding:6px 14px;border-radius:20px;font-size:.78rem;color:#fff;transition:all .3s}
.share-wechat{background:#07C160}
.share-weibo{background:#E6162D}
.share-douyin{background:#161823}
.share-bilibili{background:#00A1D6}
.share-btn:hover{opacity:.85;color:#fff;transform:translateY(-2px)}

/* Breadcrumb */
.breadcrumb{padding:14px 0;font-size:.85rem;color:var(--text-light)}
.breadcrumb a{color:var(--primary)}
.breadcrumb span{margin:0 6px;color:#ccc}

/* Page Hero */
.page-hero{background:var(--secondary);padding:60px 0 40px;text-align:center;color:#fff}
.page-hero h1{font-size:2rem;margin-bottom:12px}
.page-hero h1 span{color:var(--accent)}
.page-hero p{font-size:1rem;opacity:.8;max-width:600px;margin:0 auto}

/* Page Content */
.page-content{padding:50px 0}
.page-content h2{font-size:1.5rem;color:var(--secondary);margin:32px 0 16px;padding-bottom:10px;border-bottom:2px solid var(--primary)}
.page-content h3{font-size:1.15rem;color:var(--secondary);margin:24px 0 12px}
.page-content p{margin-bottom:16px;line-height:1.8;color:var(--text-light)}

/* Timeline */
.timeline{position:relative;padding-left:30px}
.timeline::before{content:'';position:absolute;left:8px;top:0;bottom:0;width:2px;background:var(--primary)}
.timeline-item{position:relative;margin-bottom:28px;padding-left:20px}
.timeline-item::before{content:'';position:absolute;left:-26px;top:6px;width:14px;height:14px;border-radius:50%;background:var(--primary);border:3px solid var(--bg-warm)}

/* Responsive */
@media(max-width:1024px){
  .video-grid{grid-template-columns:repeat(3,1fr)}
  .expert-carousel{grid-template-columns:repeat(2,1fr)}
  .ai-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .nav-toggle{display:block}
  .main-nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--secondary);padding:16px;box-shadow:0 8px 24px rgba(0,0,0,.2)}
  .main-nav.open{display:block}
  .main-nav ul{flex-direction:column;gap:4px}
  .main-nav a{display:block;padding:12px 16px}
  .hero-section{height:420px}
  .hero-content{padding-top:80px}
  .hero-content h1,.hero-content h2{font-size:1.6rem}
  .video-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .community-grid{grid-template-columns:repeat(2,1fr)}
  .howto-steps{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:1fr}
  .review-grid{grid-template-columns:1fr}
  .partner-wall{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr}
  .section{padding:50px 0}
}
@media(max-width:480px){
  .video-grid{grid-template-columns:1fr}
  .service-grid{grid-template-columns:1fr}
  .community-grid{grid-template-columns:1fr}
  .expert-carousel{grid-template-columns:1fr}
  .howto-steps{grid-template-columns:1fr}
  .partner-wall{grid-template-columns:1fr}
  .hero-section{height:360px}
  .hero-content h1,.hero-content h2{font-size:1.3rem}
  .section-header h2{font-size:1.4rem}
}