/* roulang page: index */
:root {
            --primary: #FF6B35;
            --primary-hover: #ff8555;
            --secondary: #1A1A2E;
            --accent: #E94560;
            --bg: #F5F5F5;
            --card-bg: #FFFFFF;
            --text: #222222;
            --text-light: #666666;
            --text-lighter: #999999;
            --border: #e8e8e8;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
            --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
            --shadow-hover: 0 12px 36px rgba(0,0,0,0.18);
            --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
            --font-family: 'PingFang SC','Microsoft YaHei','Helvetica Neue',sans-serif;
            --max-width: 1200px;
            --nav-height: 64px;
        }
        *,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth;font-size:16px}
        body{font-family:var(--font-family);background:var(--bg);color:var(--text);line-height:1.8;-webkit-font-smoothing:antialiased}
        a{color:var(--primary);text-decoration:none;transition:var(--transition)}
        a:hover{color:var(--primary-hover)}
        img{max-width:100%;height:auto;display:block}
        button,input,textarea{font-family:inherit;font-size:inherit}
        .container{max-width:var(--max-width);margin:0 auto;padding:0 1.5rem}
        .section{padding:4rem 0}
        .section-title{font-size:2.2rem;font-weight:700;text-align:center;margin-bottom:0.8em;color:var(--text)}
        .section-subtitle{text-align:center;font-size:1.05rem;color:var(--text-light);max-width:700px;margin:0 auto 3rem auto;line-height:1.7}
        .grid-x{display:flex;flex-wrap:wrap;margin:0 -0.75rem}
        .cell{padding:0 0.75rem;flex:1 1 auto}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:0.5rem;padding:0.75rem 2rem;border-radius:var(--radius-sm);font-weight:600;font-size:1rem;border:none;cursor:pointer;transition:var(--transition);text-decoration:none;white-space:nowrap}
        .btn-primary{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff}
        .btn-primary:hover{transform:translateY(-2px) scale(1.02);box-shadow:0 8px 24px rgba(255,107,53,0.35);color:#fff}
        .btn-secondary{background:rgba(255,255,255,0.15);color:#fff;border:2px solid rgba(255,255,255,0.3)}
        .btn-secondary:hover{background:rgba(255,255,255,0.25);border-color:rgba(255,255,255,0.6);color:#fff}
        .btn-large{padding:1rem 3rem;font-size:1.15rem;border-radius:var(--radius-md)}
        .card{background:var(--card-bg);border-radius:var(--radius-md);box-shadow:var(--shadow-md);overflow:hidden;transition:var(--transition)}
        .card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}
        .badge{display:inline-block;padding:0.2rem 0.8rem;border-radius:20px;font-size:0.8rem;font-weight:500;background:var(--accent);color:#fff}
        .badge-outline{background:transparent;border:1px solid var(--primary);color:var(--primary)}
        .tag{display:inline-block;padding:0.15rem 0.6rem;border-radius:4px;font-size:0.75rem;background:var(--bg);color:var(--text-light);margin-right:0.3rem}
        .text-center{text-align:center}
        .text-muted{color:var(--text-light)}
        .mt-1{margin-top:0.5rem}
        .mt-2{margin-top:1rem}
        .mt-3{margin-top:1.5rem}
        .mb-2{margin-bottom:1rem}
        .mb-3{margin-bottom:1.5rem}
        .mb-4{margin-bottom:2rem}
        /* ===== Header / Nav ===== */
        .site-header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:rgba(255,255,255,0.95);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(0,0,0,0.06);transition:var(--transition)}
        .site-header .header-inner{display:flex;align-items:center;justify-content:space-between;height:var(--nav-height);max-width:var(--max-width);margin:0 auto;padding:0 1.5rem}
        .site-logo{display:flex;align-items:center;gap:0.5rem;font-size:1.35rem;font-weight:700;color:var(--text);text-decoration:none}
        .site-logo i{color:var(--primary);font-size:1.6rem}
        .site-logo span{background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
        .site-logo:hover{color:var(--text)}
        .nav-primary{display:flex;align-items:center;gap:0.25rem}
        .nav-primary a{display:block;padding:0.4rem 1rem;border-radius:var(--radius-sm);font-size:0.95rem;font-weight:500;color:var(--text);transition:var(--transition);position:relative}
        .nav-primary a:hover{background:rgba(255,107,53,0.08);color:var(--primary)}
        .nav-primary a.active{color:var(--primary);background:rgba(255,107,53,0.1)}
        .nav-primary a.active::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:60%;height:3px;background:var(--primary);border-radius:3px}
        .nav-right{display:flex;align-items:center;gap:0.75rem}
        .search-box{display:flex;align-items:center;background:var(--bg);border-radius:20px;padding:0 0.8rem;border:1px solid var(--border);transition:var(--transition)}
        .search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(255,107,53,0.15)}
        .search-box input{border:none;background:transparent;padding:0.4rem 0.6rem;font-size:0.85rem;outline:none;width:120px;color:var(--text)}
        .search-box i{color:var(--text-lighter);font-size:0.85rem}
        .hot-tags{display:flex;align-items:center;gap:0.3rem;font-size:0.75rem;color:var(--text-lighter)}
        .hot-tags strong{color:var(--text-light);font-weight:500}
        .hot-tags a{color:var(--accent);font-size:0.75rem;padding:0.1rem 0.4rem;border-radius:4px;background:rgba(233,69,96,0.08)}
        .hot-tags a:hover{background:rgba(233,69,96,0.18)}
        .hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px;background:none;border:none}
        .hamburger span{display:block;width:24px;height:2.5px;background:var(--text);border-radius:3px;transition:var(--transition)}
        .mobile-menu{display:none;position:fixed;top:var(--nav-height);left:0;width:100%;background:rgba(255,255,255,0.98);backdrop-filter:blur(12px);padding:1rem 1.5rem 1.5rem;box-shadow:0 8px 30px rgba(0,0,0,0.1);z-index:999;max-height:calc(100vh - var(--nav-height));overflow-y:auto}
        .mobile-menu.open{display:block}
        .mobile-menu a{display:block;padding:0.7rem 0;font-size:1rem;font-weight:500;color:var(--text);border-bottom:1px solid var(--border)}
        .mobile-menu a.active{color:var(--primary)}
        .mobile-menu .search-box{width:100%;margin-top:0.8rem}
        .mobile-menu .search-box input{width:100%}
        /* ===== Hero ===== */
        .hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;overflow:hidden;margin-top:calc(var(--nav-height) * -1);padding-top:var(--nav-height)}
        .hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.webp') center center/cover no-repeat;filter:brightness(0.45) saturate(1.1);z-index:0}
        .hero-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(26,26,46,0.7) 0%,rgba(0,0,0,0.3) 100%);z-index:1}
        .hero-content{position:relative;z-index:2;text-align:center;max-width:900px;padding:2rem 1.5rem}
        .hero h1{font-size:3.2rem;font-weight:700;color:#fff;text-shadow:0 4px 30px rgba(0,0,0,0.4);margin-bottom:0.6rem;letter-spacing:0.02em;line-height:1.2}
        .hero .subtitle{font-size:1.3rem;color:rgba(255,255,255,0.85);margin-bottom:2.2rem;text-shadow:0 2px 12px rgba(0,0,0,0.3);font-weight:400}
        .hero .btn-group{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
        .hero .btn-primary{animation:pulse-glow 2.5s ease-in-out infinite}
        @keyframes pulse-glow{0%,100%{box-shadow:0 0 0 0 rgba(255,107,53,0.5)}50%{box-shadow:0 0 0 16px rgba(255,107,53,0)}}
        .hero-stats{display:flex;justify-content:center;gap:2.5rem;margin-top:2.8rem;flex-wrap:wrap}
        .hero-stats .stat{text-align:center;color:rgba(255,255,255,0.9)}
        .hero-stats .stat-num{font-size:2rem;font-weight:700;color:#fff;display:block}
        .hero-stats .stat-label{font-size:0.85rem;opacity:0.75}
        /* ===== Trust / 卖点三连 ===== */
        .trust-section{background:var(--card-bg);padding:4rem 0}
        .trust-grid{display:flex;flex-wrap:wrap;gap:1.5rem;justify-content:center}
        .trust-card{flex:1 1 280px;max-width:340px;text-align:center;padding:2.2rem 1.5rem;background:var(--bg);border-radius:var(--radius-md);transition:var(--transition);border:1px solid var(--border)}
        .trust-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--primary)}
        .trust-card .icon{font-size:2.8rem;margin-bottom:1rem;display:block}
        .trust-card h3{font-size:1.25rem;font-weight:700;margin-bottom:0.4rem;color:var(--text)}
        .trust-card p{font-size:0.95rem;color:var(--text-light);line-height:1.6;margin-bottom:1rem}
        .trust-card .btn-link{color:var(--primary);font-weight:600;font-size:0.9rem}
        .trust-card .btn-link i{font-size:0.75rem;margin-left:0.3rem}
        /* ===== 场景演示 ===== */
        .scene-section{background:var(--secondary);padding:4rem 0;color:#fff}
        .scene-section .section-title{color:#fff}
        .scene-section .section-subtitle{color:rgba(255,255,255,0.7)}
        .scene-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.5rem}
        .scene-card{position:relative;border-radius:var(--radius-md);overflow:hidden;background:#fff;aspect-ratio:16/10;cursor:pointer;transition:var(--transition)}
        .scene-card img{width:100%;height:100%;object-fit:cover;transition:var(--transition)}
        .scene-card:hover img{transform:scale(1.05)}
        .scene-card .overlay{position:absolute;bottom:0;left:0;width:100%;padding:1rem 1.2rem;background:linear-gradient(transparent,rgba(0,0,0,0.75));color:#fff}
        .scene-card .overlay h4{font-size:1rem;font-weight:600;margin-bottom:0.2rem}
        .scene-card .overlay p{font-size:0.8rem;opacity:0.85}
        /* ===== 社会认同 ===== */
        .review-section{background:var(--bg);padding:4rem 0}
        .review-slider{display:flex;flex-wrap:nowrap;gap:1.5rem;overflow-x:auto;padding:0.5rem 0 1.5rem;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
        .review-slider::-webkit-scrollbar{height:6px;background:var(--border);border-radius:3px}
        .review-slider::-webkit-scrollbar-thumb{background:var(--primary);border-radius:3px}
        .review-card{flex:0 0 320px;scroll-snap-align:start;background:var(--card-bg);border-radius:var(--radius-md);padding:1.5rem 1.8rem;box-shadow:var(--shadow-sm);border:1px solid var(--border);transition:var(--transition)}
        .review-card:hover{box-shadow:var(--shadow-md)}
        .review-card .avatar{display:flex;align-items:center;gap:0.8rem;margin-bottom:0.8rem}
        .review-card .avatar .circle{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:1.1rem}
        .review-card .avatar .info .name{font-weight:600;font-size:0.95rem;color:var(--text)}
        .review-card .avatar .info .stars{color:#f59e0b;font-size:0.85rem;letter-spacing:1px}
        .review-card .text{font-size:0.95rem;color:var(--text-light);line-height:1.7;font-style:italic}
        .review-card .text::before{content:'"';color:var(--primary);font-size:1.2rem;font-weight:700}
        .review-card .text::after{content:'"';color:var(--primary);font-size:1.2rem;font-weight:700}
        /* ===== 最新资讯 ===== */
        .news-section{background:var(--card-bg);padding:4rem 0}
        .news-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1.5rem}
        .news-card{display:flex;flex-direction:column;background:var(--card-bg);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);overflow:hidden;border:1px solid var(--border);transition:var(--transition)}
        .news-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
        .news-card .thumb{width:100%;height:180px;overflow:hidden;background:var(--bg)}
        .news-card .thumb img{width:100%;height:100%;object-fit:cover;transition:var(--transition)}
        .news-card:hover .thumb img{transform:scale(1.05)}
        .news-card .body{padding:1.2rem 1.5rem 1.5rem;flex:1;display:flex;flex-direction:column}
        .news-card .meta{display:flex;align-items:center;gap:0.8rem;margin-bottom:0.5rem;font-size:0.8rem;color:var(--text-lighter)}
        .news-card .meta .badge{font-size:0.7rem;padding:0.1rem 0.6rem}
        .news-card h3{font-size:1.1rem;font-weight:700;margin-bottom:0.4rem;color:var(--text);line-height:1.4}
        .news-card h3 a{color:var(--text)}
        .news-card h3 a:hover{color:var(--primary)}
        .news-card .summary{font-size:0.9rem;color:var(--text-light);line-height:1.6;flex:1;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:0.8rem}
        .news-card .read-more{font-size:0.85rem;font-weight:500;color:var(--primary);align-self:flex-start;margin-top:auto}
        .news-card .read-more i{font-size:0.7rem;margin-left:0.3rem;transition:var(--transition)}
        .news-card .read-more:hover i{transform:translateX(4px)}
        .news-empty{text-align:center;padding:3rem 1rem;color:var(--text-lighter)}
        .news-empty i{font-size:3rem;margin-bottom:1rem;display:block;opacity:0.4}
        .news-empty p{font-size:1.1rem}
        /* ===== FAQ ===== */
        .faq-section{background:var(--bg);padding:4rem 0}
        .faq-list{max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:0.8rem}
        .faq-item{background:var(--card-bg);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);overflow:hidden;border:1px solid var(--border);transition:var(--transition)}
        .faq-item:hover{box-shadow:var(--shadow-md)}
        .faq-question{display:flex;align-items:center;justify-content:space-between;padding:1.2rem 1.5rem;cursor:pointer;font-weight:600;font-size:1rem;color:var(--text);background:none;border:none;width:100%;text-align:left;transition:var(--transition)}
        .faq-question:hover{color:var(--primary)}
        .faq-question .icon{font-size:1.2rem;color:var(--primary);transition:var(--transition);flex-shrink:0;margin-left:1rem}
        .faq-question .icon.rotate{transform:rotate(45deg)}
        .faq-answer{padding:0 1.5rem 1.2rem;font-size:0.95rem;color:var(--text-light);line-height:1.7;display:none}
        .faq-answer.open{display:block}
        /* ===== CTA ===== */
        .cta-section{background:linear-gradient(135deg,var(--secondary),#0f0f23);padding:4rem 0;text-align:center;color:#fff}
        .cta-section h2{font-size:2.2rem;font-weight:700;margin-bottom:0.6rem}
        .cta-section p{font-size:1.1rem;color:rgba(255,255,255,0.75);margin-bottom:2rem;max-width:600px;margin-left:auto;margin-right:auto}
        .cta-section .btn-primary{font-size:1.1rem;padding:1rem 3.2rem}
        /* ===== Footer ===== */
        .site-footer{background:var(--secondary);color:rgba(255,255,255,0.7);padding:3rem 0 1.5rem}
        .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:2rem;margin-bottom:2rem}
        .footer-brand .logo-text{font-size:1.3rem;font-weight:700;color:#fff;margin-bottom:0.6rem;display:block}
        .footer-brand .logo-text i{color:var(--primary);margin-right:0.4rem}
        .footer-brand p{font-size:0.9rem;line-height:1.7;max-width:360px}
        .footer-links h4{color:#fff;font-size:1rem;font-weight:600;margin-bottom:0.8rem}
        .footer-links a{display:block;padding:0.3rem 0;font-size:0.9rem;color:rgba(255,255,255,0.6);transition:var(--transition)}
        .footer-links a:hover{color:var(--primary);padding-left:4px}
        .footer-social{display:flex;gap:0.8rem;margin-top:0.5rem}
        .footer-social a{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,0.08);color:rgba(255,255,255,0.7);font-size:1.1rem;transition:var(--transition)}
        .footer-social a:hover{background:var(--primary);color:#fff;transform:translateY(-3px)}
        .footer-bottom{border-top:1px solid rgba(255,255,255,0.08);padding-top:1.5rem;text-align:center;font-size:0.85rem;color:rgba(255,255,255,0.4)}
        /* ===== 移动端底部转化条 ===== */
        .mobile-cta-bar{display:none;position:fixed;bottom:0;left:0;width:100%;background:rgba(26,26,46,0.97);backdrop-filter:blur(12px);padding:0.8rem 1.2rem;z-index:900;align-items:center;justify-content:space-between;gap:0.8rem;border-top:1px solid rgba(255,255,255,0.08)}
        .mobile-cta-bar .text{font-size:0.9rem;color:#fff;font-weight:500;flex:1}
        .mobile-cta-bar .btn{padding:0.5rem 1.4rem;font-size:0.9rem;border-radius:var(--radius-sm);flex-shrink:0}
        .mobile-cta-bar .close-btn{background:none;border:none;color:rgba(255,255,255,0.4);font-size:1.2rem;cursor:pointer;padding:0 0.3rem}
        /* ===== Responsive ===== */
        @media screen and (max-width:1024px){
            .hero h1{font-size:2.6rem}
            .hero .subtitle{font-size:1.1rem}
            .footer-grid{grid-template-columns:1fr 1fr}
            .site-logo{font-size:1.2rem}
        }
        @media screen and (max-width:768px){
            .nav-primary,.nav-right .hot-tags,.nav-right .search-box{display:none}
            .hamburger{display:flex}
            .hero h1{font-size:2rem}
            .hero .subtitle{font-size:1rem}
            .hero-stats{gap:1.5rem}
            .hero-stats .stat-num{font-size:1.5rem}
            .section{padding:2.5rem 0}
            .section-title{font-size:1.6rem}
            .news-grid{grid-template-columns:1fr}
            .review-card{flex:0 0 280px}
            .footer-grid{grid-template-columns:1fr;text-align:center}
            .footer-brand p{max-width:100%}
            .footer-social{justify-content:center}
            .mobile-cta-bar{display:flex}
            .scene-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
            .trust-card{flex:1 1 100%;max-width:100%}
        }
        @media screen and (max-width:520px){
            .hero h1{font-size:1.7rem}
            .hero .subtitle{font-size:0.95rem}
            .btn-large{padding:0.8rem 2rem;font-size:1rem}
            .container{padding:0 1rem}
            .section{padding:2rem 0}
            .section-title{font-size:1.4rem}
            .review-card{flex:0 0 260px}
            .news-card .thumb{height:140px}
            .cta-section h2{font-size:1.5rem}
        }
        @media screen and (min-width:769px){
            .mobile-menu{display:none!important}
        }
        body{padding-bottom:0}
        @media screen and (max-width:768px){
            body{padding-bottom:64px}
        }

/* roulang page: article */
/* ===== 设计变量 ===== */
        :root {
            --primary: #FF6B35;
            --primary-hover: #e85d2c;
            --secondary: #1A1A2E;
            --accent: #E94560;
            --bg: #F5F5F5;
            --card-bg: #FFFFFF;
            --text: #222222;
            --text-light: #666666;
            --text-muted: #999999;
            --border: #e8e8e8;
            --radius: 12px;
            --radius-sm: 8px;
            --shadow: 0 4px 12px rgba(0,0,0,0.08);
            --shadow-hover: 0 8px 24px rgba(0,0,0,0.15);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --font-family: 'PingFang SC', 'Microsoft YaHei', -apple-system, sans-serif;
        }

        /* ===== Reset & Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--primary-hover); }
        img { max-width: 100%; height: auto; display: block; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.3; font-family: var(--font-family); }
        .container { max-width: var(--max-width); margin: 0 auto; padding: 0 1.5rem; }
        .grid-container { max-width: var(--max-width); }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
            background: rgba(255,255,255,0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0,0,0,0.06);
            transition: var(--transition);
        }
        .site-header .header-inner {
            display: flex; align-items: center; justify-content: space-between;
            height: 68px; max-width: var(--max-width); margin: 0 auto; padding: 0 1.5rem;
        }
        .logo-text {
            font-size: 1.35rem; font-weight: 700; color: var(--secondary);
            display: flex; align-items: center; gap: 0.5rem;
        }
        .logo-text i { color: var(--primary); font-size: 1.5rem; }
        .logo-text span { background: linear-gradient(135deg, var(--primary), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
        .nav-primary {
            display: flex; align-items: center; gap: 0.25rem;
        }
        .nav-primary a {
            padding: 0.5rem 1rem; border-radius: var(--radius-sm);
            font-size: 0.95rem; font-weight: 500; color: var(--text);
            transition: var(--transition); position: relative;
        }
        .nav-primary a:hover { color: var(--primary); background: rgba(255,107,53,0.08); }
        .nav-primary a.active { color: var(--primary); background: rgba(255,107,53,0.12); }
        .nav-primary a.active::after {
            content: ''; position: absolute; bottom: 2px; left: 50%; transform: translateX(-50%);
            width: 20px; height: 3px; background: var(--primary); border-radius: 2px;
        }
        .header-actions { display: flex; align-items: center; gap: 1rem; }
        .header-search {
            display: flex; align-items: center; background: var(--bg);
            border-radius: 20px; padding: 0.35rem 0.35rem 0.35rem 1rem;
            border: 1px solid var(--border); transition: var(--transition);
        }
        .header-search:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(255,107,53,0.15); }
        .header-search input {
            border: none; background: transparent; outline: none;
            font-size: 0.85rem; color: var(--text); width: 140px;
            font-family: var(--font-family);
        }
        .header-search input::placeholder { color: var(--text-muted); }
        .header-search button {
            background: var(--primary); color: #fff; border: none;
            width: 32px; height: 32px; border-radius: 50%;
            cursor: pointer; transition: var(--transition);
            display: flex; align-items: center; justify-content: center;
        }
        .header-search button:hover { background: var(--primary-hover); transform: scale(1.05); }
        .hot-tags {
            display: flex; align-items: center; gap: 0.35rem; font-size: 0.8rem;
        }
        .hot-tags span { color: var(--text-muted); white-space: nowrap; }
        .hot-tags a {
            background: rgba(233,69,96,0.1); color: var(--accent); padding: 0.15rem 0.6rem;
            border-radius: 12px; font-size: 0.75rem; font-weight: 500;
            transition: var(--transition);
        }
        .hot-tags a:hover { background: rgba(233,69,96,0.2); }
        .menu-toggle { display: none; background: none; border: none; font-size: 1.5rem; color: var(--text); cursor: pointer; padding: 0.25rem; }
        .mobile-nav { display: none; }

        /* ===== 文章页面 ===== */
        .article-page { padding-top: 68px; }
        .article-banner {
            background: var(--secondary);
            background-image: linear-gradient(135deg, #1A1A2E 0%, #16213e 100%);
            padding: 3rem 0 2.5rem; position: relative; overflow: hidden;
        }
        .article-banner::before {
            content: ''; position: absolute; top: -50%; right: -20%; width: 60%; height: 200%;
            background: radial-gradient(circle, rgba(255,107,53,0.08) 0%, transparent 70%);
            pointer-events: none;
        }
        .article-banner .container { position: relative; z-index: 1; }
        .breadcrumb {
            font-size: 0.85rem; color: rgba(255,255,255,0.5); margin-bottom: 1.2rem;
            display: flex; flex-wrap: wrap; align-items: center; gap: 0.4rem;
        }
        .breadcrumb a { color: rgba(255,255,255,0.6); }
        .breadcrumb a:hover { color: var(--primary); }
        .breadcrumb .sep { color: rgba(255,255,255,0.3); margin: 0 0.2rem; }
        .article-banner h1 {
            font-size: 2.5rem; color: #fff; max-width: 800px;
            text-shadow: 0 2px 20px rgba(0,0,0,0.3); margin-bottom: 0.8rem;
        }
        .article-meta {
            display: flex; flex-wrap: wrap; align-items: center; gap: 1rem;
            color: rgba(255,255,255,0.6); font-size: 0.9rem;
        }
        .article-meta .cat-tag {
            background: var(--accent); color: #fff; padding: 0.2rem 0.8rem;
            border-radius: 20px; font-size: 0.75rem; font-weight: 600;
        }
        .article-meta i { margin-right: 0.3rem; }

        /* ===== 正文区 ===== */
        .article-body-wrap {
            padding: 2.5rem 0 3rem;
        }
        .article-content {
            max-width: 800px; margin: 0 auto; background: var(--card-bg);
            border-radius: var(--radius); padding: 2.5rem 3rem;
            box-shadow: var(--shadow);
        }
        .article-content h2 {
            font-size: 1.6rem; margin: 2rem 0 1rem; padding-left: 0.8rem;
            border-left: 4px solid var(--primary); color: var(--secondary);
        }
        .article-content h3 {
            font-size: 1.25rem; margin: 1.5rem 0 0.8rem; color: var(--secondary);
        }
        .article-content p {
            margin-bottom: 1.2rem; font-size: 1.05rem; line-height: 1.9;
            color: var(--text);
        }
        .article-content ul, .article-content ol {
            margin: 1rem 0 1.2rem 1.5rem; line-height: 1.9;
        }
        .article-content ul li { list-style: disc; margin-bottom: 0.4rem; }
        .article-content ol li { list-style: decimal; margin-bottom: 0.4rem; }
        .article-content blockquote {
            margin: 1.5rem 0; padding: 1rem 1.5rem; background: rgba(255,107,53,0.06);
            border-left: 4px solid var(--primary); border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic; color: var(--text-light);
        }
        .article-content img {
            border-radius: var(--radius-sm); margin: 1.5rem auto;
            box-shadow: var(--shadow);
        }
        .article-content a { color: var(--primary); text-decoration: underline; }
        .article-content a:hover { color: var(--primary-hover); }

        /* ===== 未找到 ===== */
        .article-notfound {
            max-width: 600px; margin: 3rem auto; text-align: center;
            padding: 3rem 2rem; background: var(--card-bg); border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .article-notfound i { font-size: 3rem; color: var(--text-muted); margin-bottom: 1rem; }
        .article-notfound h2 { font-size: 1.6rem; color: var(--secondary); margin-bottom: 0.5rem; }
        .article-notfound p { color: var(--text-light); margin-bottom: 1.5rem; }
        .article-notfound .btn-back { display: inline-block; padding: 0.7rem 2rem; background: var(--primary); color: #fff; border-radius: var(--radius-sm); font-weight: 600; }
        .article-notfound .btn-back:hover { background: var(--primary-hover); transform: translateY(-2px); box-shadow: var(--shadow); }

        /* ===== 相关推荐 ===== */
        .related-section { padding: 2.5rem 0 3rem; background: var(--bg); }
        .related-section h2 {
            font-size: 1.8rem; text-align: center; margin-bottom: 2rem;
            color: var(--secondary); position: relative;
        }
        .related-section h2::after {
            content: ''; display: block; width: 60px; height: 3px;
            background: var(--primary); margin: 0.5rem auto 0; border-radius: 2px;
        }
        .related-grid {
            display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem;
        }
        .related-card {
            background: var(--card-bg); border-radius: var(--radius);
            overflow: hidden; box-shadow: var(--shadow); transition: var(--transition);
        }
        .related-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
        .related-card .card-img {
            width: 100%; height: 180px; object-fit: cover; display: block;
        }
        .related-card .card-body { padding: 1.2rem 1.2rem 1.5rem; }
        .related-card .card-body h3 { font-size: 1.05rem; margin-bottom: 0.4rem; color: var(--secondary); }
        .related-card .card-body p { font-size: 0.85rem; color: var(--text-light); line-height: 1.6; }

        /* ===== 浮动返回 ===== */
        .float-back {
            position: fixed; bottom: 2rem; left: 2rem; z-index: 999;
            background: var(--card-bg); color: var(--secondary);
            width: 48px; height: 48px; border-radius: 50%;
            display: flex; align-items: center; justify-content: center;
            box-shadow: var(--shadow-hover); cursor: pointer; transition: var(--transition);
            border: 1px solid var(--border); font-size: 1.2rem;
        }
        .float-back:hover { background: var(--primary); color: #fff; transform: translateY(-3px); border-color: var(--primary); }

        /* ===== 底部固定条 ===== */
        .sticky-cta {
            position: fixed; bottom: 0; left: 0; right: 0; z-index: 998;
            background: rgba(26,26,46,0.95); backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            padding: 0.8rem 1.5rem; display: none; align-items: center;
            justify-content: center; gap: 1.2rem; flex-wrap: wrap;
            border-top: 1px solid rgba(255,255,255,0.08);
        }
        .sticky-cta p { color: rgba(255,255,255,0.85); font-size: 0.95rem; margin: 0; }
        .sticky-cta .btn-cta {
            background: var(--primary); color: #fff; padding: 0.6rem 1.8rem;
            border-radius: var(--radius-sm); font-weight: 600; font-size: 0.95rem;
            transition: var(--transition); border: none; cursor: pointer;
            display: inline-flex; align-items: center; gap: 0.5rem;
        }
        .sticky-cta .btn-cta:hover { background: var(--primary-hover); transform: scale(1.03); }
        .sticky-cta .close-cta {
            background: none; border: none; color: rgba(255,255,255,0.4);
            font-size: 1.2rem; cursor: pointer; padding: 0.25rem; transition: var(--transition);
        }
        .sticky-cta .close-cta:hover { color: #fff; }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--secondary); color: rgba(255,255,255,0.7);
            padding: 3rem 0 0; margin-bottom: 0;
        }
        .footer-grid {
            display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2.5rem;
            padding-bottom: 2rem; border-bottom: 1px solid rgba(255,255,255,0.06);
        }
        .footer-brand .logo-text { color: #fff; font-size: 1.3rem; margin-bottom: 0.8rem; }
        .footer-brand .logo-text i { color: var(--primary); }
        .footer-brand .logo-text span { -webkit-text-fill-color: #fff; background: none; }
        .footer-brand p { font-size: 0.9rem; line-height: 1.7; color: rgba(255,255,255,0.5); max-width: 360px; }
        .footer-links h4 { color: #fff; font-size: 1rem; margin-bottom: 1rem; }
        .footer-links a {
            display: block; color: rgba(255,255,255,0.5); font-size: 0.9rem;
            padding: 0.3rem 0; transition: var(--transition);
        }
        .footer-links a:hover { color: var(--primary); padding-left: 4px; }
        .footer-social { display: flex; gap: 0.8rem; flex-wrap: wrap; }
        .footer-social a {
            width: 38px; height: 38px; border-radius: 50%;
            background: rgba(255,255,255,0.06); color: rgba(255,255,255,0.6);
            display: flex; align-items: center; justify-content: center;
            font-size: 1.1rem; transition: var(--transition);
        }
        .footer-social a:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
        .footer-bottom {
            text-align: center; padding: 1.5rem 0;
            font-size: 0.85rem; color: rgba(255,255,255,0.3);
        }
        .footer-bottom p { margin: 0; }

        /* ===== 响应式 ===== */
        @media screen and (max-width: 1024px) {
            .nav-primary { display: none; }
            .header-actions .hot-tags { display: none; }
            .menu-toggle { display: block; }
            .mobile-nav {
                display: none; position: absolute; top: 68px; left: 0; right: 0;
                background: rgba(255,255,255,0.98); backdrop-filter: blur(12px);
                border-bottom: 1px solid var(--border); padding: 1rem 1.5rem;
                box-shadow: var(--shadow);
            }
            .mobile-nav.open { display: block; }
            .mobile-nav a {
                display: block; padding: 0.7rem 0; font-size: 1rem; font-weight: 500;
                color: var(--text); border-bottom: 1px solid var(--border);
            }
            .mobile-nav a:last-child { border-bottom: none; }
            .mobile-nav a.active { color: var(--primary); }
            .mobile-nav .hot-tags-mobile { display: flex; gap: 0.5rem; margin-top: 0.8rem; flex-wrap: wrap; }
            .mobile-nav .hot-tags-mobile span { color: var(--text-muted); font-size: 0.85rem; }
            .mobile-nav .hot-tags-mobile a { display: inline; padding: 0.2rem 0.6rem; border: none; font-size: 0.8rem; background: rgba(233,69,96,0.1); color: var(--accent); border-radius: 12px; }
            .article-banner h1 { font-size: 1.8rem; }
            .article-content { padding: 1.5rem; }
            .related-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .sticky-cta { display: flex; }
            .float-back { bottom: 5rem; left: 1rem; width: 42px; height: 42px; }
        }
        @media screen and (max-width: 640px) {
            .header-search input { width: 100px; }
            .site-header .header-inner { height: 60px; padding: 0 1rem; }
            .logo-text { font-size: 1.1rem; }
            .article-banner { padding: 2rem 0 1.5rem; }
            .article-banner h1 { font-size: 1.4rem; }
            .article-content { padding: 1rem; border-radius: var(--radius-sm); }
            .article-content p { font-size: 0.95rem; }
            .related-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; }
            .sticky-cta p { font-size: 0.85rem; }
            .sticky-cta .btn-cta { padding: 0.5rem 1.2rem; font-size: 0.85rem; }
            .float-back { bottom: 4.5rem; left: 0.8rem; width: 38px; height: 38px; font-size: 1rem; }
        }
        @media screen and (min-width: 1025px) {
            .mobile-nav { display: none !important; }
            .sticky-cta { display: none !important; }
        }

/* roulang page: category1 */
/* ===== CSS 设计变量 ===== */
        :root {
            --primary: #FF6B35;
            --primary-hover: #e85d2a;
            --secondary: #1A1A2E;
            --accent: #E94560;
            --bg: #F5F5F5;
            --card-bg: #FFFFFF;
            --text: #222222;
            --text-light: #666666;
            --text-lighter: #999999;
            --border: #E8E8E8;
            --radius: 12px;
            --radius-sm: 8px;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.15);
            --transition: all 0.3s ease;
            --font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --max-width: 1200px;
            --header-h: 120px;
        }

        /* ===== 基础 Reset / Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-family);
            background: var(--bg);
            color: var(--text);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-hover);
            text-decoration: underline;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 0.8em;
            color: var(--text);
        }

        /* ===== 容器 ===== */
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
            transition: var(--transition);
        }

        .header-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 0.6rem 1.5rem;
            max-width: var(--max-width);
            margin: 0 auto;
        }

        .logo-text {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .logo-text i {
            font-size: 1.6rem;
            color: var(--accent);
        }
        .logo-text:hover {
            color: var(--primary-hover);
            text-decoration: none;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg);
            border-radius: 50px;
            padding: 0.3rem 0.3rem 0.3rem 1rem;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.15);
        }
        .search-box input {
            border: none;
            background: transparent;
            padding: 0.4rem 0;
            min-width: 140px;
            outline: none;
            font-size: 0.85rem;
            color: var(--text);
        }
        .search-box input::placeholder {
            color: var(--text-lighter);
        }
        .search-box button {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 50px;
            padding: 0.4rem 0.9rem;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .search-box button:hover {
            background: var(--primary-hover);
        }

        .hot-tags {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.8rem;
            color: var(--text-light);
            flex-wrap: wrap;
        }
        .hot-tags span.label {
            background: rgba(233, 69, 96, 0.12);
            color: var(--accent);
            padding: 0.15rem 0.7rem;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
        }
        .hot-tags span.label:hover {
            background: var(--accent);
            color: #fff;
        }

        .nav-primary {
            display: flex;
            gap: 0.2rem;
            padding: 0.4rem 1.5rem 0.6rem;
            max-width: var(--max-width);
            margin: 0 auto;
            flex-wrap: wrap;
            border-top: 1px solid var(--border);
        }
        .nav-primary a {
            padding: 0.4rem 1rem;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-light);
            transition: var(--transition);
            text-decoration: none;
        }
        .nav-primary a:hover {
            background: rgba(255, 107, 53, 0.08);
            color: var(--primary);
            text-decoration: none;
        }
        .nav-primary a.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 2px 8px rgba(255, 107, 53, 0.3);
        }
        .nav-primary a.active:hover {
            background: var(--primary-hover);
        }

        /* 汉堡菜单 (移动端) */
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text);
            cursor: pointer;
            padding: 0.2rem 0.4rem;
        }

        /* ===== Hero 区域 ===== */
        .category-hero {
            margin-top: var(--header-h);
            min-height: 45vh;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.88), rgba(26, 26, 46, 0.7)), url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 4rem 1.5rem;
            position: relative;
        }
        .category-hero .hero-content {
            max-width: 800px;
        }
        .category-hero h1 {
            font-size: 3rem;
            color: #fff;
            margin-bottom: 0.5rem;
            text-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
        }
        .category-hero .hero-sub {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 2rem;
            line-height: 1.6;
        }
        .category-hero .hero-badge {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            padding: 0.3rem 1.2rem;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 1rem;
        }
        .hero-cta-group {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-block;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            text-align: center;
            cursor: pointer;
            transition: var(--transition);
            border: none;
            text-decoration: none;
            line-height: 1.4;
        }
        .btn:hover {
            text-decoration: none;
            transform: translateY(-2px);
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(255, 107, 53, 0.35);
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            color: #fff;
            box-shadow: 0 6px 20px rgba(255, 107, 53, 0.45);
        }
        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.6);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border-color: #fff;
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 14px rgba(233, 69, 96, 0.3);
        }
        .btn-accent:hover {
            background: #d43d56;
            color: #fff;
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: 80px 0;
        }
        .section-title {
            text-align: center;
            font-size: 2.2rem;
            margin-bottom: 0.5rem;
        }
        .section-subtitle {
            text-align: center;
            color: var(--text-light);
            font-size: 1.05rem;
            max-width: 650px;
            margin: 0 auto 3rem;
        }
        .section-divider {
            width: 60px;
            height: 4px;
            background: var(--primary);
            border-radius: 4px;
            margin: 0.8rem auto 2.5rem;
        }

        /* ===== 卖点卡片 ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }
        .feature-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 2rem 1.8rem;
            box-shadow: var(--shadow);
            transition: var(--transition);
            text-align: center;
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .feature-card .f-icon {
            font-size: 2.6rem;
            color: var(--primary);
            margin-bottom: 1rem;
            display: inline-block;
        }
        .feature-card h3 {
            font-size: 1.3rem;
            margin-bottom: 0.6rem;
        }
        .feature-card p {
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .feature-card .f-cta {
            margin-top: 1rem;
            display: inline-block;
            font-weight: 600;
            color: var(--primary);
            font-size: 0.9rem;
        }
        .feature-card .f-cta i {
            transition: var(--transition);
        }
        .feature-card .f-cta:hover i {
            transform: translateX(4px);
        }

        /* ===== 攻略卡片网格 ===== */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.8rem;
        }
        .guide-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .guide-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        .guide-card .card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }
        .guide-card .card-body {
            padding: 1.2rem 1.5rem 1.5rem;
        }
        .guide-card .card-tag {
            display: inline-block;
            background: rgba(233, 69, 96, 0.12);
            color: var(--accent);
            padding: 0.15rem 0.8rem;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 500;
            margin-bottom: 0.5rem;
        }
        .guide-card h3 {
            font-size: 1.15rem;
            margin-bottom: 0.4rem;
            line-height: 1.4;
        }
        .guide-card p {
            color: var(--text-light);
            font-size: 0.9rem;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .guide-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 0.8rem;
            font-size: 0.82rem;
            color: var(--text-lighter);
        }
        .guide-card .card-meta a {
            color: var(--primary);
            font-weight: 500;
        }

        /* ===== 流程步骤 ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.8rem;
            counter-reset: step;
        }
        .step-item {
            text-align: center;
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 2rem 1.5rem;
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
        }
        .step-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .step-item .step-num {
            width: 48px;
            height: 48px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            font-weight: 700;
            margin: 0 auto 1rem;
        }
        .step-item h4 {
            font-size: 1.1rem;
            margin-bottom: 0.4rem;
        }
        .step-item p {
            color: var(--text-light);
            font-size: 0.9rem;
            line-height: 1.6;
        }

        /* ===== FAQ 手风琴 ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .faq-item {
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-hover);
        }
        .faq-question {
            padding: 1.2rem 1.8rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            transition: var(--transition);
            user-select: none;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-icon {
            font-size: 1.2rem;
            color: var(--primary);
            transition: var(--transition);
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 1.8rem;
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.8;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 1.8rem 1.4rem;
        }

        /* ===== CTA 板块 ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--secondary), #2a2a4a);
            padding: 70px 0;
            text-align: center;
            color: #fff;
        }
        .cta-section h2 {
            font-size: 2.2rem;
            color: #fff;
            margin-bottom: 0.8rem;
        }
        .cta-section p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 600px;
            margin: 0 auto 2rem;
        }
        .cta-section .btn {
            font-size: 1.1rem;
            padding: 14px 40px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--secondary);
            color: rgba(255, 255, 255, 0.7);
            padding: 50px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2.5rem;
            padding-bottom: 2rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .logo-text {
            color: #fff;
            font-size: 1.4rem;
            margin-bottom: 0.8rem;
            display: inline-block;
        }
        .footer-brand .logo-text i {
            color: var(--accent);
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.5);
            max-width: 380px;
        }
        .footer-links h4 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 1rem;
        }
        .footer-links a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.9rem;
            padding: 0.3rem 0;
            transition: var(--transition);
            text-decoration: none;
        }
        .footer-links a:hover {
            color: var(--primary);
            padding-left: 4px;
            text-decoration: none;
        }
        .footer-social {
            display: flex;
            gap: 0.8rem;
            margin-top: 0.5rem;
        }
        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.6);
            font-size: 1.1rem;
            transition: var(--transition);
            padding: 0;
        }
        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            padding: 0;
        }
        .footer-bottom {
            padding: 1.5rem 0;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.3);
        }

        /* ===== 移动端固定转化条 ===== */
        .mobile-cta-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--secondary);
            padding: 0.8rem 1.2rem;
            z-index: 999;
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.15);
        }
        .mobile-cta-bar span {
            color: #fff;
            font-size: 0.9rem;
            font-weight: 500;
        }
        .mobile-cta-bar .btn {
            padding: 8px 20px;
            font-size: 0.85rem;
            flex-shrink: 0;
        }
        .mobile-cta-bar .close-bar {
            background: none;
            border: none;
            color: rgba(255, 255, 255, 0.4);
            font-size: 1.2rem;
            cursor: pointer;
            padding: 0 0.4rem;
        }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            padding: 1rem 1.5rem;
            max-width: var(--max-width);
            margin: var(--header-h) auto 0;
            font-size: 0.85rem;
            color: var(--text-light);
        }
        .breadcrumb a {
            color: var(--text-light);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb span {
            color: var(--text-lighter);
        }

        /* ===== 空态提示 ===== */
        .empty-state {
            text-align: center;
            padding: 3rem 1rem;
            color: var(--text-light);
        }
        .empty-state i {
            font-size: 3rem;
            color: var(--border);
            margin-bottom: 1rem;
        }
        .empty-state p {
            font-size: 1.1rem;
        }

        /* ===== 响应式断点 ===== */
        @media screen and (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .guide-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .category-hero h1 {
                font-size: 2.4rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
        }

        @media screen and (max-width: 768px) {
            :root {
                --header-h: 70px;
            }

            .header-inner {
                padding: 0.5rem 1rem;
            }
            .logo-text {
                font-size: 1.2rem;
            }
            .header-right .search-box {
                display: none;
            }
            .hot-tags {
                display: none;
            }

            .hamburger {
                display: block;
            }

            .nav-primary {
                display: none;
                flex-direction: column;
                padding: 0.5rem 1rem 1rem;
                background: #fff;
                border-top: 1px solid var(--border);
                gap: 0.2rem;
            }
            .nav-primary.open {
                display: flex;
            }
            .nav-primary a {
                padding: 0.6rem 1rem;
                border-radius: var(--radius-sm);
                font-size: 0.95rem;
            }

            .category-hero {
                min-height: 40vh;
                padding: 3rem 1.2rem;
                margin-top: var(--header-h);
            }
            .category-hero h1 {
                font-size: 1.8rem;
            }
            .category-hero .hero-sub {
                font-size: 1rem;
            }

            .section {
                padding: 50px 0;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .section-subtitle {
                font-size: 0.95rem;
                margin-bottom: 2rem;
            }

            .features-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .guide-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .steps-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.8rem;
            }

            .breadcrumb {
                padding: 0.6rem 1rem;
                font-size: 0.8rem;
            }

            .mobile-cta-bar {
                display: flex;
            }
            body {
                padding-bottom: 60px;
            }

            .hero-cta-group .btn {
                padding: 10px 22px;
                font-size: 0.9rem;
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
        }

        @media screen and (max-width: 520px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .category-hero h1 {
                font-size: 1.5rem;
            }
            .category-hero .hero-sub {
                font-size: 0.9rem;
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: center;
            }
        }

        /* ===== 工具类 ===== */
        .text-center {
            text-align: center;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-2 {
            margin-bottom: 2rem;
        }

/* roulang page: category2 */
/* ===== CSS 设计变量 ===== */
        :root {
            --primary: #FF6B35;
            --primary-hover: #e85a2a;
            --secondary: #1A1A2E;
            --accent: #E94560;
            --bg: #F5F5F5;
            --card-bg: #FFFFFF;
            --text: #222222;
            --text-light: #666666;
            --text-lighter: #999999;
            --border: #e8e8e8;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow-md: 0 4px 16px rgba(0,0,0,0.10);
            --shadow-lg: 0 8px 30px rgba(0,0,0,0.14);
            --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --max-width: 1200px;
            --nav-height: 64px;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
        }

        /* ===== 基础 Reset / Base ===== */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover, a:focus {
            color: var(--primary-hover);
            text-decoration: underline;
        }
        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, textarea, select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        ul, ol {
            list-style: none;
        }
        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 0.6em;
            color: var(--text);
        }

        /* ===== 容器 ===== */
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255,255,255,0.97);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 12px rgba(0,0,0,0.04);
            transition: background var(--transition), box-shadow var(--transition);
        }
        .site-header .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
            gap: 1rem;
        }
        .site-header .logo-area {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }
        .site-header .logo-text {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .site-header .logo-text i {
            font-size: 1.3rem;
            color: var(--accent);
        }
        .nav-primary {
            display: flex;
            align-items: center;
            gap: 0.2rem;
            flex-wrap: wrap;
        }
        .nav-primary a {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1rem;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            position: relative;
            text-decoration: none;
        }
        .nav-primary a:hover {
            color: var(--primary);
            background: rgba(255,107,53,0.08);
            text-decoration: none;
        }
        .nav-primary a.active {
            color: var(--primary);
            background: rgba(255,107,53,0.12);
        }
        .nav-primary a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 60%;
            height: 3px;
            background: var(--primary);
            border-radius: 3px;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            flex-shrink: 0;
        }
        .header-actions .search-box {
            display: flex;
            align-items: center;
            background: var(--bg);
            border-radius: 20px;
            padding: 0 0.8rem;
            border: 1px solid var(--border);
            transition: border var(--transition);
        }
        .header-actions .search-box:focus-within {
            border-color: var(--primary);
        }
        .header-actions .search-box input {
            border: none;
            background: transparent;
            padding: 0.4rem 0.5rem;
            font-size: 0.85rem;
            width: 140px;
            outline: none;
            color: var(--text);
        }
        .header-actions .search-box input::placeholder {
            color: var(--text-lighter);
        }
        .header-actions .search-box i {
            color: var(--text-light);
            font-size: 0.9rem;
        }
        .header-actions .hot-tags {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.8rem;
            color: var(--text-light);
        }
        .header-actions .hot-tags span {
            background: rgba(233,69,96,0.1);
            color: var(--accent);
            padding: 0.15rem 0.6rem;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 500;
            white-space: nowrap;
        }
        .hamburger {
            display: none;
            font-size: 1.6rem;
            color: var(--text);
            padding: 0.2rem;
            background: none;
            border: none;
            cursor: pointer;
        }
        .mobile-menu {
            display: none;
            background: var(--card-bg);
            border-top: 1px solid var(--border);
            padding: 0.8rem 1.5rem 1.2rem;
            box-shadow: 0 8px 20px rgba(0,0,0,0.08);
        }
        .mobile-menu a {
            display: block;
            padding: 0.6rem 0;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text);
            border-bottom: 1px solid var(--border);
            text-decoration: none;
        }
        .mobile-menu a:last-child { border-bottom: none; }
        .mobile-menu a:hover { color: var(--primary); }
        .mobile-menu a.active { color: var(--primary); font-weight: 700; }

        /* ===== Hero 区 ===== */
        .page-hero {
            position: relative;
            min-height: 340px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: var(--secondary);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            overflow: hidden;
            padding: 4rem 1.5rem;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26,26,46,0.85) 0%, rgba(233,69,96,0.55) 100%);
            z-index: 1;
        }
        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
        }
        .page-hero .hero-badge {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-size: 0.85rem;
            font-weight: 600;
            padding: 0.3rem 1.2rem;
            border-radius: 20px;
            margin-bottom: 1rem;
            letter-spacing: 0.5px;
        }
        .page-hero h1 {
            font-size: 3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 0.6rem;
            text-shadow: 0 2px 20px rgba(0,0,0,0.3);
        }
        .page-hero p {
            font-size: 1.15rem;
            color: rgba(255,255,255,0.9);
            max-width: 640px;
            margin: 0 auto 1.8rem;
            line-height: 1.7;
        }
        .page-hero .hero-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff;
            font-size: 1.1rem;
            font-weight: 700;
            padding: 0.9rem 2.4rem;
            border-radius: 50px;
            transition: all var(--transition);
            box-shadow: 0 4px 20px rgba(255,107,53,0.4);
            text-decoration: none;
            border: none;
        }
        .page-hero .hero-cta:hover {
            transform: scale(1.04);
            box-shadow: 0 6px 30px rgba(255,107,53,0.55);
            text-decoration: none;
            color: #fff;
        }
        .page-hero .hero-cta i {
            font-size: 1rem;
        }

        /* ===== 面包屑 ===== */
        .breadcrumbs {
            background: var(--card-bg);
            border-bottom: 1px solid var(--border);
            padding: 0.7rem 0;
            font-size: 0.85rem;
            color: var(--text-light);
        }
        .breadcrumbs .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.3rem;
        }
        .breadcrumbs a {
            color: var(--text-light);
        }
        .breadcrumbs a:hover {
            color: var(--primary);
        }
        .breadcrumbs .current {
            color: var(--text);
            font-weight: 500;
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 4.5rem 0;
        }
        .section-title {
            text-align: center;
            margin-bottom: 2.8rem;
        }
        .section-title h2 {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.5rem;
        }
        .section-title p {
            font-size: 1rem;
            color: var(--text-light);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* ===== 卡片通用 ===== */
        .card {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            overflow: hidden;
            border: 1px solid rgba(0,0,0,0.04);
        }
        .card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .card .card-image {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            display: block;
        }
        .card .card-body {
            padding: 1.2rem 1.5rem 1.5rem;
        }
        .card .card-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 0.4rem;
        }
        .card .card-body p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: 0.6rem;
        }
        .card .card-body .card-tag {
            display: inline-block;
            background: rgba(233,69,96,0.12);
            color: var(--accent);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.15rem 0.7rem;
            border-radius: 12px;
            margin-top: 0.3rem;
        }
        .card .card-body .card-meta {
            font-size: 0.8rem;
            color: var(--text-lighter);
            margin-top: 0.3rem;
        }
        .card .card-body .card-link {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--primary);
            margin-top: 0.5rem;
            text-decoration: none;
        }
        .card .card-body .card-link:hover {
            color: var(--primary-hover);
            text-decoration: underline;
        }

        /* ===== 热门游戏介绍 ===== */
        .intro-section {
            background: var(--card-bg);
            border-bottom: 1px solid var(--border);
        }
        .intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem;
            align-items: center;
        }
        .intro-grid .intro-image {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .intro-grid .intro-image img {
            width: 100%;
            aspect-ratio: 4 / 3;
            object-fit: cover;
        }
        .intro-grid .intro-text h2 {
            font-size: 1.8rem;
            margin-bottom: 0.8rem;
        }
        .intro-grid .intro-text p {
            font-size: 1rem;
            color: var(--text-light);
            line-height: 1.8;
            margin-bottom: 1rem;
        }
        .intro-grid .intro-text ul {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0.5rem;
            margin-top: 0.8rem;
        }
        .intro-grid .intro-text ul li {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.9rem;
            color: var(--text);
        }
        .intro-grid .intro-text ul li i {
            color: var(--primary);
            font-size: 0.8rem;
        }

        /* ===== 游戏推荐网格 ===== */
        .game-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.8rem;
        }
        .game-grid .game-card {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border: 1px solid rgba(0,0,0,0.04);
        }
        .game-grid .game-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-5px);
        }
        .game-grid .game-card img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
        }
        .game-grid .game-card .game-info {
            padding: 1rem 1.2rem 1.3rem;
        }
        .game-grid .game-card .game-info h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 0.2rem;
        }
        .game-grid .game-card .game-info .game-desc {
            font-size: 0.85rem;
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: 0.5rem;
        }
        .game-grid .game-card .game-info .game-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem;
            margin-bottom: 0.6rem;
        }
        .game-grid .game-card .game-info .game-tags span {
            background: var(--bg);
            color: var(--text-light);
            font-size: 0.7rem;
            padding: 0.1rem 0.6rem;
            border-radius: 10px;
        }
        .game-grid .game-card .game-info .game-btn {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            font-size: 0.85rem;
            font-weight: 600;
            padding: 0.4rem 1.2rem;
            border-radius: 20px;
            transition: all var(--transition);
            text-decoration: none;
        }
        .game-grid .game-card .game-info .game-btn:hover {
            background: var(--primary-hover);
            transform: scale(1.03);
            text-decoration: none;
            color: #fff;
        }

        /* ===== 游戏分类展示 ===== */
        .cat-showcase {
            background: var(--secondary);
            color: #fff;
        }
        .cat-showcase .section-title h2 {
            color: #fff;
        }
        .cat-showcase .section-title p {
            color: rgba(255,255,255,0.75);
        }
        .cat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.2rem;
        }
        .cat-grid .cat-item {
            background: rgba(255,255,255,0.08);
            border-radius: var(--radius-md);
            padding: 1.8rem 1rem;
            text-align: center;
            transition: all var(--transition);
            backdrop-filter: blur(4px);
            border: 1px solid rgba(255,255,255,0.06);
        }
        .cat-grid .cat-item:hover {
            background: rgba(255,255,255,0.15);
            transform: translateY(-4px);
        }
        .cat-grid .cat-item i {
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: 0.6rem;
        }
        .cat-grid .cat-item h4 {
            font-size: 1rem;
            color: #fff;
            margin-bottom: 0.2rem;
        }
        .cat-grid .cat-item p {
            font-size: 0.8rem;
            color: rgba(255,255,255,0.6);
            line-height: 1.5;
        }

        /* ===== 特色区 ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.8rem;
        }
        .features-grid .feature-card {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 2rem 1.5rem;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border: 1px solid rgba(0,0,0,0.04);
        }
        .features-grid .feature-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .features-grid .feature-card .icon-wrap {
            width: 60px;
            height: 60px;
            margin: 0 auto 1rem;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: #fff;
        }
        .features-grid .feature-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 0.4rem;
        }
        .features-grid .feature-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
        }

        /* ===== 评价区 ===== */
        .reviews-section {
            background: var(--card-bg);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .review-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .review-grid .review-card {
            background: var(--bg);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            transition: all var(--transition);
            border: 1px solid var(--border);
        }
        .review-grid .review-card:hover {
            box-shadow: var(--shadow-sm);
        }
        .review-grid .review-card .review-header {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            margin-bottom: 0.8rem;
        }
        .review-grid .review-card .review-header .avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
        }
        .review-grid .review-card .review-header .reviewer-info h4 {
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 0.1rem;
        }
        .review-grid .review-card .review-header .reviewer-info .stars {
            color: #FFB800;
            font-size: 0.8rem;
        }
        .review-grid .review-card .review-text {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.7;
            font-style: italic;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 720px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .faq-item {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: box-shadow var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-item .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.2rem 1.5rem;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text);
            background: var(--card-bg);
            border: none;
            text-align: left;
            cursor: pointer;
            transition: background var(--transition);
        }
        .faq-item .faq-question:hover {
            background: rgba(255,107,53,0.04);
        }
        .faq-item .faq-question i {
            font-size: 1.2rem;
            color: var(--primary);
            transition: transform var(--transition);
        }
        .faq-item .faq-question.open i {
            transform: rotate(45deg);
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 1.5rem;
            background: var(--card-bg);
        }
        .faq-item .faq-answer.active {
            max-height: 600px;
            padding: 0 1.5rem 1.3rem;
        }
        .faq-item .faq-answer p {
            font-size: 0.92rem;
            color: var(--text-light);
            line-height: 1.7;
        }

        /* ===== CTA 区块 ===== */
        .cta-section {
            background: var(--secondary);
            text-align: center;
            padding: 4rem 1.5rem;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            opacity: 0.08;
            z-index: 0;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 2.2rem;
            color: #fff;
            margin-bottom: 0.6rem;
        }
        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255,255,255,0.8);
            max-width: 560px;
            margin: 0 auto 1.8rem;
        }
        .cta-section .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff;
            font-size: 1.1rem;
            font-weight: 700;
            padding: 0.9rem 2.6rem;
            border-radius: 50px;
            transition: all var(--transition);
            box-shadow: 0 4px 20px rgba(255,107,53,0.4);
            text-decoration: none;
            border: none;
        }
        .cta-section .cta-btn:hover {
            transform: scale(1.04);
            box-shadow: 0 6px 30px rgba(255,107,53,0.55);
            text-decoration: none;
            color: #fff;
        }
        .cta-section .cta-btn i {
            font-size: 1rem;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--secondary);
            color: rgba(255,255,255,0.7);
            padding: 3rem 0 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 2.5rem;
            padding-bottom: 2rem;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .site-footer .footer-brand .logo-text {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 0.4rem;
            margin-bottom: 0.6rem;
        }
        .site-footer .footer-brand .logo-text i {
            color: var(--accent);
        }
        .site-footer .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.7;
            color: rgba(255,255,255,0.55);
            max-width: 320px;
        }
        .site-footer .footer-links h4 {
            font-size: 1rem;
            color: #fff;
            margin-bottom: 0.8rem;
            font-weight: 600;
        }
        .site-footer .footer-links a {
            display: block;
            color: rgba(255,255,255,0.55);
            font-size: 0.85rem;
            padding: 0.25rem 0;
            transition: color var(--transition);
            text-decoration: none;
        }
        .site-footer .footer-links a:hover {
            color: var(--primary);
            text-decoration: none;
        }
        .site-footer .footer-social {
            display: flex;
            gap: 0.8rem;
            margin-top: 0.4rem;
        }
        .site-footer .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: rgba(255,255,255,0.08);
            border-radius: 50%;
            color: rgba(255,255,255,0.6);
            font-size: 1.1rem;
            transition: all var(--transition);
            text-decoration: none;
        }
        .site-footer .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            text-decoration: none;
        }
        .site-footer .footer-bottom {
            text-align: center;
            padding: 1.2rem 0;
            font-size: 0.8rem;
            color: rgba(255,255,255,0.35);
        }
        .site-footer .footer-bottom p {
            margin: 0;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .game-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .review-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .header-actions .hot-tags {
                display: none;
            }
            .header-actions .search-box input {
                width: 100px;
            }
        }

        @media (max-width: 768px) {
            .page-hero h1 {
                font-size: 2rem;
            }
            .page-hero p {
                font-size: 1rem;
            }
            .section {
                padding: 2.8rem 0;
            }
            .section-title h2 {
                font-size: 1.6rem;
            }
            .intro-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .intro-grid .intro-image {
                order: -1;
            }
            .game-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1rem;
            }
            .cat-grid {
                grid-template-columns: 1fr 1fr;
                gap: 0.8rem;
            }
            .features-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .review-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .nav-primary {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .mobile-menu.show {
                display: block;
            }
            .header-actions .search-box {
                display: none;
            }
            .header-actions .hot-tags {
                display: none;
            }
            .site-header .header-inner {
                padding: 0 1rem;
            }
            .intro-grid .intro-text ul {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 520px) {
            .page-hero {
                min-height: 260px;
                padding: 2.5rem 1rem;
            }
            .page-hero h1 {
                font-size: 1.6rem;
            }
            .page-hero .hero-cta {
                font-size: 0.95rem;
                padding: 0.7rem 1.6rem;
            }
            .game-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .cat-grid {
                grid-template-columns: 1fr 1fr;
                gap: 0.6rem;
            }
            .cat-grid .cat-item {
                padding: 1.2rem 0.8rem;
            }
            .cat-grid .cat-item i {
                font-size: 1.6rem;
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
            .cta-section .cta-btn {
                font-size: 0.95rem;
                padding: 0.7rem 1.6rem;
            }
            .section-title h2 {
                font-size: 1.4rem;
            }
            .card .card-body {
                padding: 0.8rem 1rem 1rem;
            }
            .faq-item .faq-question {
                padding: 0.9rem 1rem;
                font-size: 0.9rem;
            }
            .faq-item .faq-answer.active {
                padding: 0 1rem 1rem;
            }
        }

        /* ===== 辅助 ===== */
        .text-center { text-align: center; }
        .mt-1 { margin-top: 0.5rem; }
        .mt-2 { margin-top: 1rem; }
        .mt-3 { margin-top: 1.5rem; }
        .mb-2 { margin-bottom: 1rem; }
        .gap-1 { gap: 0.5rem; }
        .flex-center { display: flex; align-items: center; justify-content: center; }