/* ============================================
   高清无码 游戏解说主题 - 原创CSS样式表
   配色：深邃暗蓝 + 赛博蓝光 + 火焰橙
   ============================================ */

/* === 基础重置与全局 === */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Microsoft YaHei','PingFang SC','Helvetica Neue',Arial,sans-serif;background:#0A1628;color:#E8E8E8;line-height:1.7;overflow-x:hidden}
a{color:#00D4FF;text-decoration:none;transition:color .3s}
a:hover{color:#FF6B35}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
.container{max-width:1280px;margin:0 auto;padding:0 20px}

/* === 头部导航 === */
.site-header{background:rgba(10,22,40,0.95);backdrop-filter:blur(12px);position:fixed;top:0;left:0;width:100%;z-index:1000;border-bottom:1px solid rgba(0,212,255,0.15)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px;max-width:1280px;margin:0 auto;padding:0 20px}
.logo-area{display:flex;align-items:center;gap:10px}
.logo-area img{width:42px;height:42px;border-radius:8px}
.logo-area h1{font-size:1.3rem;background:linear-gradient(135deg,#00D4FF,#6C5CE7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:700;white-space:nowrap}
.main-nav{display:flex;gap:6px}
.main-nav a{padding:8px 16px;border-radius:6px;font-size:.9rem;color:#B8C4D0;transition:all .3s;position:relative}
.main-nav a:hover,.main-nav a.active{color:#00D4FF;background:rgba(0,212,255,0.08)}
.main-nav a.active::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:20px;height:2px;background:#00D4FF;border-radius:1px}
.nav-search{position:relative}
.nav-search input{background:rgba(255,255,255,0.06);border:1px solid rgba(0,212,255,0.2);border-radius:20px;padding:7px 36px 7px 14px;color:#E8E8E8;font-size:.85rem;width:180px;transition:all .3s;outline:none}
.nav-search input:focus{border-color:#00D4FF;width:220px;background:rgba(0,212,255,0.05)}
.nav-search input::placeholder{color:#5A6A7E}
.nav-search button{position:absolute;right:4px;top:50%;transform:translateY(-50%);background:none;border:none;color:#00D4FF;cursor:pointer;padding:6px;font-size:1rem}
.mobile-toggle{display:none;background:none;border:none;color:#00D4FF;font-size:1.5rem;cursor:pointer}

/* === 搜索栏（导航下方） === */
.search-bar{background:rgba(17,29,46,0.9);padding:12px 0;border-bottom:1px solid rgba(0,212,255,0.08);margin-top:68px}
.search-bar-inner{max-width:700px;margin:0 auto;display:flex;gap:10px;padding:0 20px}
.search-bar-inner input{flex:1;background:rgba(255,255,255,0.05);border:1px solid rgba(0,212,255,0.2);border-radius:8px;padding:10px 18px;color:#E8E8E8;font-size:.95rem;outline:none;transition:border-color .3s}
.search-bar-inner input:focus{border-color:#00D4FF}
.search-bar-inner button{background:linear-gradient(135deg,#00D4FF,#6C5CE7);border:none;border-radius:8px;padding:10px 24px;color:#fff;font-size:.95rem;cursor:pointer;transition:opacity .3s;white-space:nowrap}
.search-bar-inner button:hover{opacity:.85}

/* === Hero Banner === */
.hero-section{position:relative;min-height:520px;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;background-repeat:no-repeat}
.hero-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(10,22,40,0.92) 0%,rgba(108,92,231,0.3) 50%,rgba(10,22,40,0.85) 100%)}
.hero-content{position:relative;z-index:2;max-width:700px;padding:40px 20px}
.hero-content h2{font-size:2.6rem;font-weight:800;line-height:1.3;margin-bottom:16px;background:linear-gradient(135deg,#fff,#00D4FF);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-content p{font-size:1.1rem;color:#B8C4D0;margin-bottom:28px;line-height:1.8}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px}
.hero-tags span{background:rgba(0,212,255,0.12);border:1px solid rgba(0,212,255,0.25);padding:5px 14px;border-radius:20px;font-size:.82rem;color:#00D4FF}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.btn-primary{background:linear-gradient(135deg,#00D4FF,#6C5CE7);color:#fff;padding:12px 32px;border-radius:8px;font-size:1rem;font-weight:600;transition:all .3s;display:inline-block;border:none;cursor:pointer}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(0,212,255,0.35);color:#fff}
.btn-outline{border:1px solid rgba(0,212,255,0.4);color:#00D4FF;padding:12px 32px;border-radius:8px;font-size:1rem;font-weight:600;transition:all .3s;display:inline-block;background:transparent}
.btn-outline:hover{background:rgba(0,212,255,0.1);border-color:#00D4FF;color:#00D4FF}

/* === 通用模块标题 === */
.section-title{text-align:center;margin-bottom:40px}
.section-title h2{font-size:2rem;font-weight:700;margin-bottom:10px;position:relative;display:inline-block}
.section-title h2::after{content:'';display:block;width:60px;height:3px;background:linear-gradient(90deg,#00D4FF,#6C5CE7);margin:10px auto 0;border-radius:2px}
.section-title p{color:#7A8B9E;font-size:1rem;margin-top:8px}
section{padding:70px 0}

/* === 视频卡片网格 === */
.video-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.video-card{background:#111D2E;border-radius:12px;overflow:hidden;transition:all .35s;border:1px solid rgba(0,212,255,0.06);position:relative}
.video-card:hover{transform:translateY(-6px);border-color:rgba(0,212,255,0.25);box-shadow:0 12px 35px rgba(0,0,0,0.4)}
.video-thumb{position:relative;padding-top:56.25%;overflow:hidden}
.video-thumb img,.video-thumb video{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;transition:transform .4s}
.video-card:hover .video-thumb img,.video-card:hover .video-thumb video{transform:scale(1.06)}
.play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:52px;height:52px;background:rgba(0,212,255,0.85);border-radius:50%;display:flex;align-items:center;justify-content:center;opacity:0;transition:all .35s;cursor:pointer;z-index:3}
.play-btn::after{content:'';border-style:solid;border-width:9px 0 9px 16px;border-color:transparent transparent transparent #fff;margin-left:3px}
.video-card:hover .play-btn{opacity:1}
.video-duration{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,0.75);padding:2px 8px;border-radius:4px;font-size:.75rem;color:#fff;z-index:3}
.video-info{padding:14px 16px}
.video-info h3{font-size:.95rem;font-weight:600;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.4}
.video-meta{display:flex;align-items:center;gap:12px;font-size:.78rem;color:#5A6A7E}
.video-meta span{display:flex;align-items:center;gap:3px}

/* === 服务卡片 === */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.service-card{background:linear-gradient(145deg,#111D2E,#0D1825);border:1px solid rgba(0,212,255,0.08);border-radius:14px;padding:32px 24px;text-align:center;transition:all .35s}
.service-card:hover{border-color:rgba(0,212,255,0.3);transform:translateY(-4px);box-shadow:0 8px 30px rgba(0,0,0,0.3)}
.service-icon{width:64px;height:64px;margin:0 auto 18px;background:linear-gradient(135deg,rgba(0,212,255,0.15),rgba(108,92,231,0.15));border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:1.8rem}
.service-card h3{font-size:1.1rem;margin-bottom:10px;color:#E8E8E8}
.service-card p{font-size:.88rem;color:#7A8B9E;line-height:1.6}

/* === 娱乐专区 === */
.entertainment-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.ent-card{background:#111D2E;border-radius:12px;overflow:hidden;border:1px solid rgba(0,212,255,0.06);transition:all .35s;position:relative}
.ent-card:hover{border-color:rgba(255,107,53,0.3);transform:translateY(-4px)}
.ent-card img{width:100%;height:180px;object-fit:cover;transition:transform .4s}
.ent-card:hover img{transform:scale(1.05)}
.ent-card-body{padding:16px}
.ent-card-body h3{font-size:1rem;margin-bottom:6px}
.ent-card-body p{font-size:.85rem;color:#7A8B9E;line-height:1.5}
.ent-tag{position:absolute;top:12px;left:12px;background:rgba(255,107,53,0.9);padding:3px 10px;border-radius:4px;font-size:.75rem;color:#fff;font-weight:600}

/* === AI赋能 === */
.ai-section{background:linear-gradient(180deg,rgba(108,92,231,0.06) 0%,rgba(10,22,40,0) 100%)}
.ai-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ai-card{background:rgba(17,29,46,0.8);border:1px solid rgba(108,92,231,0.15);border-radius:14px;padding:28px;transition:all .35s}
.ai-card:hover{border-color:rgba(108,92,231,0.4);box-shadow:0 0 30px rgba(108,92,231,0.1)}
.ai-card h3{font-size:1.05rem;margin-bottom:10px;color:#B8A9FF}
.ai-card p{font-size:.88rem;color:#7A8B9E;line-height:1.6}
.ai-badge{display:inline-block;background:linear-gradient(135deg,#6C5CE7,#00D4FF);padding:3px 12px;border-radius:12px;font-size:.72rem;color:#fff;margin-bottom:12px}

/* === 社区功能 === */
.community-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.community-card{background:#111D2E;border-radius:12px;padding:24px;border:1px solid rgba(0,212,255,0.06);transition:all .35s;text-align:center}
.community-card:hover{border-color:rgba(0,212,255,0.25);transform:translateY(-3px)}
.community-icon{font-size:2.5rem;margin-bottom:12px}
.community-card h3{font-size:1rem;margin-bottom:8px}
.community-card p{font-size:.85rem;color:#7A8B9E}

/* === 专家展示 === */
.expert-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.expert-card{background:#111D2E;border-radius:12px;padding:24px 16px;text-align:center;border:1px solid rgba(0,212,255,0.06);transition:all .35s}
.expert-card:hover{border-color:rgba(0,212,255,0.25);transform:translateY(-4px)}
.expert-avatar{width:80px;height:80px;border-radius:50%;margin:0 auto 14px;background:linear-gradient(135deg,#00D4FF,#6C5CE7);display:flex;align-items:center;justify-content:center;font-size:2rem;color:#fff;font-weight:700}
.expert-card h3{font-size:.95rem;margin-bottom:4px}
.expert-card .role{font-size:.8rem;color:#00D4FF;margin-bottom:8px}
.expert-card p{font-size:.82rem;color:#7A8B9E;line-height:1.5}
.expert-links{margin-top:12px;display:flex;justify-content:center;gap:8px}
.expert-links a{padding:5px 12px;border:1px solid rgba(0,212,255,0.3);border-radius:6px;font-size:.75rem;color:#00D4FF;transition:all .3s}
.expert-links a:hover{background:rgba(0,212,255,0.1)}

/* === 合作品牌 === */
.partner-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:30px;align-items:center}
.partner-item{background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.06);border-radius:12px;padding:18px 28px;font-size:1rem;color:#5A6A7E;transition:all .3s;font-weight:600}
.partner-item:hover{border-color:rgba(0,212,255,0.2);color:#B8C4D0}

/* === How-To 步骤 === */
.howto-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step}
.howto-step{background:#111D2E;border-radius:12px;padding:28px 20px;text-align:center;border:1px solid rgba(0,212,255,0.06);position:relative;counter-increment:step}
.howto-step::before{content:counter(step);position:absolute;top:-14px;left:50%;transform:translateX(-50%);width:32px;height:32px;background:linear-gradient(135deg,#00D4FF,#6C5CE7);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.9rem;font-weight:700;color:#fff;line-height:32px}
.howto-step h3{font-size:1rem;margin:10px 0 8px}
.howto-step p{font-size:.85rem;color:#7A8B9E}

/* === 用户评价 === */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review-card{background:#111D2E;border-radius:12px;padding:24px;border:1px solid rgba(0,212,255,0.06)}
.review-stars{color:#FF6B35;font-size:1rem;margin-bottom:10px;letter-spacing:2px}
.review-card p{font-size:.9rem;color:#B8C4D0;line-height:1.7;margin-bottom:14px;font-style:italic}
.review-author{display:flex;align-items:center;gap:10px}
.review-avatar{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,#FF6B35,#6C5CE7);display:flex;align-items:center;justify-content:center;font-size:.85rem;color:#fff;font-weight:600}
.review-author-info{font-size:.82rem;color:#7A8B9E}
.review-author-info strong{display:block;color:#E8E8E8;font-size:.88rem}

/* === FAQ === */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#111D2E;border:1px solid rgba(0,212,255,0.06);border-radius:10px;margin-bottom:12px;overflow:hidden}
.faq-question{padding:18px 22px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:.95rem;font-weight:600;transition:background .3s}
.faq-question:hover{background:rgba(0,212,255,0.04)}
.faq-question .arrow{transition:transform .3s;color:#00D4FF;font-size:1.2rem}
.faq-item.open .faq-question .arrow{transform:rotate(180deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .4s ease;padding:0 22px}
.faq-item.open .faq-answer{max-height:300px;padding:0 22px 18px}
.faq-answer p{font-size:.9rem;color:#7A8B9E;line-height:1.7}

/* === 联系我们 === */
.contact-section{background:linear-gradient(180deg,rgba(0,212,255,0.04) 0%,rgba(10,22,40,0) 100%)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.contact-info h3{font-size:1.2rem;margin-bottom:16px;color:#00D4FF}
.contact-info-item{display:flex;align-items:flex-start;gap:12px;margin-bottom:16px;font-size:.9rem;color:#B8C4D0}
.contact-info-item strong{color:#E8E8E8;min-width:70px}
.contact-qrcodes{display:flex;gap:24px}
.qrcode-box{text-align:center}
.qrcode-box img{width:140px;height:140px;border-radius:8px;border:1px solid rgba(0,212,255,0.15)}
.qrcode-box p{font-size:.82rem;color:#7A8B9E;margin-top:8px}

/* === 分享按钮 === */
.share-bar{display:flex;justify-content:center;gap:14px;padding:20px 0}
.share-btn{width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.85rem;color:#fff;cursor:pointer;transition:all .3s;border:none}
.share-btn:hover{transform:translateY(-3px)}
.share-btn.wechat{background:#07C160}
.share-btn.weibo{background:#E6162D}
.share-btn.douyin{background:#161823}
.share-btn.bilibili{background:#00A1D6}

/* === 页脚 === */
.site-footer{background:#070E1A;border-top:1px solid rgba(0,212,255,0.08);padding:50px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px;margin-bottom:40px}
.footer-brand h2{font-size:1.3rem;margin-bottom:12px;background:linear-gradient(135deg,#00D4FF,#6C5CE7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.footer-brand p{font-size:.85rem;color:#5A6A7E;line-height:1.7}
.footer-col h3{font-size:.95rem;margin-bottom:14px;color:#E8E8E8}
.footer-col a{display:block;font-size:.85rem;color:#5A6A7E;margin-bottom:8px;transition:color .3s}
.footer-col a:hover{color:#00D4FF}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.04);padding:20px 0;text-align:center;font-size:.82rem;color:#3A4A5E}

/* === 面包屑 === */
.breadcrumb{padding:14px 0;font-size:.85rem;color:#5A6A7E}
.breadcrumb a{color:#00D4FF}
.breadcrumb span{margin:0 6px;color:#3A4A5E}

/* === 视频模态框 === */
.video-modal{display:none;position:fixed;inset:0;z-index:9999;background:rgba(0,0,0,0.85);align-items:center;justify-content:center}
.video-modal.active{display:flex}
.video-modal-content{background:#111D2E;border-radius:14px;padding:20px;max-width:800px;width:90%;position:relative}
.video-modal-close{position:absolute;top:-12px;right:-12px;width:36px;height:36px;background:#FF6B35;border-radius:50%;border:none;color:#fff;font-size:1.2rem;cursor:pointer;display:flex;align-items:center;justify-content:center}
.modal-video-area{background:#000;border-radius:8px;padding-top:56.25%;position:relative}
.modal-video-area .placeholder{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#5A6A7E;font-size:1rem}

/* === 分享提示 === */
.share-toast{position:fixed;bottom:30px;left:50%;transform:translateX(-50%) translateY(100px);background:linear-gradient(135deg,#00D4FF,#6C5CE7);color:#fff;padding:12px 28px;border-radius:8px;font-size:.9rem;z-index:9999;opacity:0;transition:all .4s}
.share-toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* === 滚动动画 === */
.fade-in{opacity:0;transform:translateY(30px);transition:all .6s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}

/* === 筛选标签 === */
.filter-tags{display:flex;justify-content:center;gap:10px;margin-bottom:30px;flex-wrap:wrap}
.filter-tag{padding:7px 18px;border:1px solid rgba(0,212,255,0.2);border-radius:20px;font-size:.85rem;color:#7A8B9E;cursor:pointer;transition:all .3s;background:transparent}
.filter-tag:hover,.filter-tag.active{background:rgba(0,212,255,0.12);border-color:#00D4FF;color:#00D4FF}

/* === 内页通用 === */
.page-hero{padding:100px 0 40px;background:linear-gradient(135deg,rgba(10,22,40,0.95),rgba(108,92,231,0.15));text-align:center}
.page-hero h1{font-size:2.2rem;font-weight:700;margin-bottom:10px}
.page-hero p{color:#7A8B9E;font-size:1rem}
.page-content{padding:50px 0}

/* === 响应式 === */
@media(max-width:1024px){
.video-grid{grid-template-columns:repeat(3,1fr)}
.expert-grid{grid-template-columns:repeat(3,1fr)}
.footer-grid{grid-template-columns:1fr 1fr}
.entertainment-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
.header-inner{flex-wrap:wrap;height:auto;padding:10px 20px}
.main-nav{display:none;width:100%;flex-direction:column;gap:2px;padding:10px 0}
.main-nav.open{display:flex}
.mobile-toggle{display:block}
.nav-search{display:none}
.hero-content h2{font-size:1.8rem}
.hero-section{min-height:400px}
.video-grid{grid-template-columns:repeat(2,1fr);gap:14px}
.service-grid{grid-template-columns:1fr}
.ai-grid{grid-template-columns:1fr}
.community-grid{grid-template-columns:repeat(2,1fr)}
.expert-grid{grid-template-columns:repeat(2,1fr)}
.review-grid{grid-template-columns:1fr}
.howto-steps{grid-template-columns:repeat(2,1fr)}
.contact-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr}
.search-bar-inner{flex-direction:column}
section{padding:45px 0}
.section-title h2{font-size:1.5rem}
}
@media(max-width:480px){
.video-grid{grid-template-columns:1fr}
.entertainment-grid{grid-template-columns:1fr}
.community-grid{grid-template-columns:1fr}
.expert-grid{grid-template-columns:1fr}
.howto-steps{grid-template-columns:1fr}
.hero-content h2{font-size:1.5rem}
}

/* === section-title h3 === */
.section-title h3{font-size:1.5rem;font-weight:700;margin-bottom:10px;position:relative;display:inline-block}
.section-title h3::after{content:'';display:block;width:40px;height:3px;background:linear-gradient(90deg,#FF6B35,#6C5CE7);margin:10px auto 0;border-radius:2px}

/* === 搜索表单通用 === */
.search-form{display:flex;gap:10px;width:100%}
.search-form input{flex:1;background:rgba(255,255,255,0.05);border:1px solid rgba(0,212,255,0.2);border-radius:8px;padding:10px 18px;color:#E8E8E8;font-size:.95rem;outline:none;transition:border-color .3s}
.search-form input:focus{border-color:#00D4FF}
.search-form button{background:linear-gradient(135deg,#00D4FF,#6C5CE7);border:none;border-radius:8px;padding:10px 20px;color:#fff;font-size:.95rem;cursor:pointer;transition:opacity .3s;white-space:nowrap}
.search-form button:hover{opacity:.85}