/* ============================================================
   萝莉岛 游戏解说平台 - 原创样式表
   配色方案：深蓝(#0a1937) + 金色(#c8aa32) + 青蓝(#00b4d8)
   ============================================================ */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;background:#060e1f;color:#d0d8e8;line-height:1.7}
a{color:#00b4d8;text-decoration:none;transition:color .3s}
a:hover{color:#c8aa32}
img{max-width:100%;height:auto;display:block}
.container{max-width:1280px;margin:0 auto;padding:0 20px}

/* ===== Header ===== */
.site-header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:rgba(10,25,55,.92);backdrop-filter:blur(12px);border-bottom:1px solid rgba(200,170,50,.15);transition:background .3s}
.header-inner{display:flex;align-items:center;justify-content:space-between;max-width:1280px;margin:0 auto;padding:8px 20px}
.site-logo{display:flex;align-items:center;gap:10px;font-size:1.3rem;font-weight:700;color:#fff}
.site-logo img{width:40px;height:40px;border-radius:8px}
.site-logo span{background:linear-gradient(135deg,#c8aa32,#00b4d8);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.main-nav{display:flex;gap:6px;align-items:center}
.main-nav a{padding:8px 14px;border-radius:6px;font-size:.9rem;color:#b0bcd0;transition:all .3s}
.main-nav a:hover,.main-nav a.active{color:#fff;background:rgba(0,180,216,.12)}
.mobile-menu-btn{display:none;background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer}

/* ===== Search Bar ===== */
.search-bar-wrap{background:rgba(10,25,55,.6);padding:10px 0;border-bottom:1px solid rgba(200,170,50,.08)}
.search-bar{display:flex;max-width:600px;margin:0 auto;padding:0 20px}
.search-bar input{flex:1;padding:10px 16px;border:1px solid rgba(0,180,216,.3);border-right:none;border-radius:8px 0 0 8px;background:rgba(6,14,31,.8);color:#fff;font-size:.95rem;outline:none;transition:border-color .3s}
.search-bar input:focus{border-color:#c8aa32}
.search-bar button{padding:10px 24px;border:1px solid rgba(0,180,216,.3);border-left:none;border-radius:0 8px 8px 0;background:linear-gradient(135deg,#c8aa32,#a08820);color:#0a1937;font-weight:700;cursor:pointer;transition:all .3s}
.search-bar button:hover{background:linear-gradient(135deg,#00b4d8,#0090b0)}

/* ===== Hero Banner ===== */
.hero-section{position:relative;min-height:600px;display:flex;align-items:center;justify-content:center;overflow:hidden;margin-top:60px}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:brightness(.45)}
.hero-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,14,31,.3) 0%,rgba(6,14,31,.95) 100%)}
.hero-content{position:relative;z-index:2;text-align:center;padding:60px 20px;max-width:900px}
.hero-content h1{font-size:2.8rem;font-weight:800;margin-bottom:16px;background:linear-gradient(135deg,#fff,#c8aa32);-webkit-background-clip:text;-webkit-text-fill-color:transparent;line-height:1.3}
.hero-content h2{font-size:1.2rem;color:#8aa0c0;margin-bottom:30px;font-weight:400}
.hero-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.btn-primary{display:inline-block;padding:14px 36px;background:linear-gradient(135deg,#c8aa32,#a08820);color:#0a1937;font-weight:700;border-radius:10px;font-size:1rem;transition:all .3s;border:none;cursor:pointer}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(200,170,50,.35);color:#0a1937}
.btn-outline{display:inline-block;padding:14px 36px;border:2px solid #00b4d8;color:#00b4d8;border-radius:10px;font-size:1rem;font-weight:600;transition:all .3s}
.btn-outline:hover{background:#00b4d8;color:#0a1937}

/* ===== Sections ===== */
.section{padding:70px 0}
.section-dark{background:#060e1f}
.section-alt{background:rgba(10,25,55,.5)}
.section-header{text-align:center;margin-bottom:45px}
.section-header h2{font-size:2rem;font-weight:700;margin-bottom:12px;background:linear-gradient(135deg,#fff,#c8aa32);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.section-header p{color:#7a90b0;font-size:1.05rem;max-width:700px;margin:0 auto}

/* ===== Category Tabs ===== */
.cat-tabs{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-bottom:30px}
.cat-tab{padding:8px 22px;border-radius:20px;border:1px solid rgba(0,180,216,.25);color:#8aa0c0;cursor:pointer;transition:all .3s;font-size:.9rem}
.cat-tab:hover,.cat-tab.active{background:linear-gradient(135deg,#c8aa32,#a08820);color:#0a1937;border-color:#c8aa32}

/* ===== Video Grid ===== */
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}
.video-card{background:rgba(10,25,55,.7);border-radius:14px;overflow:hidden;border:1px solid rgba(200,170,50,.08);transition:all .3s}
.video-card:hover{transform:translateY(-5px);border-color:rgba(200,170,50,.3);box-shadow:0 12px 35px rgba(0,0,0,.4)}
.video-thumb{position:relative;overflow:hidden;aspect-ratio:16/9}
.video-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.video-card:hover .video-thumb img{transform:scale(1.06)}
.play-btn{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.35);opacity:0;transition:opacity .3s}
.video-card:hover .play-btn{opacity:1}
.play-btn::after{content:'▶';font-size:2.5rem;color:#c8aa32;background:rgba(10,25,55,.7);width:64px;height:64px;border-radius:50%;display:flex;align-items:center;justify-content:center;border:3px solid #c8aa32;transition:transform .3s}
.video-card:hover .play-btn::after{transform:scale(1.1)}
.video-duration{position:absolute;bottom:8px;right:8px;background:rgba(6,14,31,.85);color:#c8aa32;padding:3px 10px;border-radius:4px;font-size:.8rem;font-weight:600}
.video-info{padding:16px}
.video-info h3{font-size:1.05rem;color:#e0e8
f5;margin-bottom:8px;line-height:1.4}
.video-info p{font-size:.88rem;color:#7a90b0;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-meta{display:flex;gap:14px;font-size:.8rem;color:#5a7090}
.video-tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}
.video-tags span{padding:3px 10px;background:rgba(0,180,216,.1);color:#00b4d8;border-radius:12px;font-size:.75rem}

/* ===== Features Grid ===== */
.features-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.feature-card{background:rgba(10,25,55,.6);border:1px solid rgba(200,170,50,.08);border-radius:14px;padding:32px 24px;text-align:center;transition:all .3s}
.feature-card:hover{border-color:rgba(200,170,50,.25);transform:translateY(-4px)}
.feature-icon{font-size:2.8rem;margin-bottom:16px}
.feature-card h3{font-size:1.15rem;color:#e0e8f5;margin-bottom:10px}
.feature-card p{font-size:.9rem;color:#7a90b0}

/* ===== AI Showcase ===== */
.ai-showcase{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.ai-img{border-radius:14px;overflow:hidden;border:1px solid rgba(200,170,50,.15)}
.ai-img img{width:100%;height:auto}
.ai-text h3{font-size:1.5rem;color:#e0e8f5;margin-bottom:16px}
.ai-text p{color:#7a90b0;margin-bottom:16px;line-height:1.8}
.ai-list{list-style:none;padding:0}
.ai-list li{padding:8px 0;padding-left:24px;position:relative;color:#b0bcd0;font-size:.95rem}
.ai-list li::before{content:'⚡';position:absolute;left:0}

/* ===== Stats Bar ===== */
.stats-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stat-item{padding:30px 16px;background:rgba(10,25,55,.5);border-radius:14px;border:1px solid rgba(200,170,50,.1)}
.stat-num{font-size:2rem;font-weight:800;background:linear-gradient(135deg,#c8aa32,#00b4d8);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.stat-label{color:#7a90b0;font-size:.9rem;margin-top:6px}

/* ===== Community Cards ===== */
.community-features{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:22px}
.comm-card{background:rgba(10,25,55,.6);border:1px solid rgba(0,180,216,.1);border-radius:14px;padding:28px 22px;text-align:center;transition:all .3s}
.comm-card:hover{border-color:#c8aa32;transform:translateY(-4px)}
.comm-icon{font-size:2.5rem;margin-bottom:12px}
.comm-card h3{font-size:1.1rem;color:#e0e8f5;margin-bottom:8px}
.comm-card p{font-size:.88rem;color:#7a90b0}

/* ===== Expert Grid ===== */
.expert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.expert-card{background:rgba(10,25,55,.6);border:1px solid rgba(200,170,50,.1);border-radius:14px;overflow:hidden;transition:all .3s}
.expert-card:hover{border-color:#c8aa32;transform:translateY(-4px)}
.expert-avatar{overflow:hidden;aspect-ratio:1;max-height:280px}
.expert-avatar img{width:100%;height:100%;object-fit:cover}
.expert-info{padding:20px}
.expert-info h3{font-size:1.15rem;color:#e0e8f5;margin-bottom:4px}
.expert-info .role{color:#c8aa32;font-size:.88rem;margin-bottom:10px}
.expert-info p{font-size:.88rem;color:#7a90b0;margin-bottom:14px}
.expert-btns{display:flex;gap:10px}
.btn-sm-primary{padding:7px 18px;background:linear-gradient(135deg,#c8aa32,#a08820);color:#0a1937;border-radius:6px;font-size:.82rem;font-weight:600;transition:all .3s}
.btn-sm-primary:hover{color:#0a1937;box-shadow:0 4px 15px rgba(200,170,50,.3)}
.btn-sm-outline{padding:7px 18px;border:1px solid #00b4d8;color:#00b4d8;border-radius:6px;font-size:.82rem;transition:all .3s}
.btn-sm-outline:hover{background:#00b4d8;color:#0a1937}

/* ===== Partners ===== */
.partner-logos{display:flex;flex-wrap:wrap;gap:16px;justify-content:center}
.partner-item{padding:16px 28px;background:rgba(10,25,55,.5);border:1px solid rgba(200,170,50,.1);border-radius:10px;color:#8aa0c0;font-weight:600;font-size:.95rem;transition:all .3s}
.partner-item:hover{border-color:#c8aa32;color:#c8aa32}

/* ===== How-To Steps ===== */
.howto-steps{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px;counter-reset:step}
.howto-step{background:rgba(10,25,55,.6);border:1px solid rgba(0,180,216,.1);border-radius:14px;padding:30px 24px;position:relative;counter-increment:step;transition:all .3s}
.howto-step:hover{border-color:#c8aa32}
.howto-step::before{content:counter(step);position:absolute;top:-14px;left:24px;width:32px;height:32px;background:linear-gradient(135deg,#c8aa32,#a08820);color:#0a1937;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.9rem}
.howto-step h3{font-size:1.1rem;color:#e0e8f5;margin-bottom:10px;margin-top:6px}
.howto-step p{font-size:.9rem;color:#7a90b0}

/* ===== FAQ ===== */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{border:1px solid rgba(200,170,50,.1);border-radius:10px;margin-bottom:12px;overflow:hidden;transition:border-color .3s}
.faq-item:hover{border-color:rgba(200,170,50,.25)}
.faq-question{display:flex;justify-content:space-between;align-items:center;padding:18px 22px;cursor:pointer;background:rgba(10,25,55,.5);transition:background .3s}
.faq-question span:first-child{font-weight:600;color:#e0e8f5;font-size:.98rem}
.faq-question .arrow{color:#c8aa32;font-size:.8rem;transition:transform .3s}
.faq-item.open .arrow{transform:rotate(180deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-item.open .faq-answer{max-height:500px}
.faq-answer p{padding:16px 22px;color:#7a90b0;font-size:.92rem;line-height:1.8}

/* ===== Reviews ===== */
.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:22px}
.review-card{background:rgba(10,25,55,.6);border:1px solid rgba(200,170,50,.08);border-radius:14px;padding:24px;transition:all .3s}
.review-card:hover{border-color:rgba(200,170,50,.2)}
.review-stars{color:#c8aa32;font-size:1.1rem;margin-bottom:12px;letter-spacing:2px}
.review-text{color:#b0bcd0;font-size:.92rem;line-height:1.7;margin-bottom:16px}
.review-author{display:flex;align-items:center;gap:12px}
.review-author .avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,#c8aa32,#00b4d8);display:flex;align-items:center;justify-content:center;color:#0a1937;font-weight:700;font-size:1rem}
.review-author .name{color:#e0e8f5;font-weight:600;font-size:.9rem}
.review-author .date{color:#5a7090;font-size:.8rem}

/* ===== Contact ===== */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}
.contact-card{background:rgba(10,25,55,.6);border:1px solid rgba(200,170,50,.1);border-radius:14px;padding:28px}
.contact-card h3{font-size:1.15rem;color:#c8aa32;margin-bottom:14px}
.contact-card p{color:#7a90b0;font-size:.9rem;line-height:1.8}
.contact-card img{margin-top:14px;border-radius:8px;max-width:160px}

/* ===== Share Bar ===== */
.share-bar{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.share-btn{padding:10px 24px;border:none;border-radius:8px;font-size:.9rem;font-weight:600;cursor:pointer;transition:all .3s}
.share-wechat{background:#07c160;color:#fff}
.share-weibo{background:#e6162d;color:#fff}
.share-douyin{background:#161823;color:#fff;border:1px solid #333}
.share-bilibili{background:#00a1d6;color:#fff}
.share-btn:hover{transform:translateY(-2px);opacity:.9}

/* ===== Footer ===== */
.site-footer{background:#050c1a;border-top:1px solid rgba(200,170,50,.1);padding:50px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px;max-width:1280px;margin:0 auto;padding:0 20px 40px}
.footer-brand p{color:#5a7090;font-size:.88rem;margin-top:12px;line-height:1.7}
.footer-logo{display:flex;align-items:center;gap:10px;font-size:1.2rem;font-weight:700;color:#fff;margin-bottom:8px}
.footer-logo img{width:36px;height:36px;border-radius:8px}
.footer-qrcodes{display:flex;gap:16px;margin-top:16px}
.qr-item{text-align:center}
.qr-item img{width:100px;height:100px;border-radius:6px}
.qr-item span{display:block;font-size:.78rem;color:#5a7090;margin-top:4px}
.footer-col h4{color:#c8aa32;font-size:1rem;margin-bottom:14px}
.footer-col a{display:block;color:#5a7090;font-size:.88rem;padding:4px 0;transition:color .3s}
.footer-col a:hover{color:#00b4d8}
.footer-bottom{text-align:center;padding:20px;border-top:1px solid rgba(200,170,50,.06);color:#3a5070;font-size:.82rem}
.footer-bottom a{color:#5a7090}

/* ===== Breadcrumb ===== */
.breadcrumb{padding:14px 0;font-size:.85rem;color:#5a7090}
.breadcrumb a{color:#00b4d8}
.breadcrumb span{margin:0 8px;color:#3a5070}

/* ===== Inner Banner ===== */
.inner-banner{background:linear-gradient(135deg,#0a1937,#0d2240);padding:80px 0 40px;text-align:center;margin-top:60px;border-bottom:1px solid rgba(200,170,50,.1)}
.inner-banner h1{font-size:2.2rem;font-weight:700;background:linear-gradient(135deg,#fff,#c8aa32);-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:10px}
.inner-banner p{color:#7a90b0;font-size:1rem}

/* ===== Content Grid (Inner pages) ===== */
.content-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}
.content-card{background:rgba(10,25,55,.6);border:1px solid rgba(200,170,50,.08);border-radius:14px;overflow:hidden;transition:all .3s}
.content-card:hover{border-color:rgba(200,170,50,.25);transform:translateY(-4px)}
.card-img{position:relative;overflow:hidden;aspect-ratio:16/9}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.content-card:hover .card-img img{transform:scale(1.05)}
.card-body{padding:18px}
.card-body h3{font-size:1.05rem;color:#e0e8f5;margin-bottom:8px}
.card-body p{font-size:.88rem;color:#7a90b0;margin-bottom:10px}

/* ===== Animations ===== */
.fade-in{opacity:0;transform:translateY(25px);transition:opacity .6s ease,transform .6s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}

/* ===== Responsive ===== */
@media(max-width:1024px){
    .ai-showcase{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr 1fr}
    .stats-bar{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
    .main-nav{display:none;position:absolute;top:100%;left:0;width:100%;background:rgba(10,25,55,.98);flex-direction:column;padding:16px;gap:4px;border-top:1px solid rgba(200,170,50,.1)}
    .main-nav.open{display:flex}
    .mobile-menu-btn{display:block}
    .hero-content h1{font-size:1.8rem}
    .hero-section{min-height:450px}
    .section{padding:45px 0}
    .section-header h2{font-size:1.5rem}
    .footer-grid{grid-template-columns:1fr}
    .stats-bar{grid-template-columns:1fr 1fr}
    .video-grid{grid-template-columns:1fr}
    .expert-grid{grid-template-columns:1fr}
    .review-grid{grid-template-columns:1fr}
}