/* roulang page: index */
:root {
            --color-deep: #0f0f1a;
            --color-deep-alt: #1a1a2e;
            --color-accent: #ff3b5c;
            --color-accent-hover: #e83250;
            --color-accent-light: #ffe0e5;
            --color-gold: #f0a500;
            --color-gold-light: #fff7e0;
            --color-bg: #f5f6fa;
            --color-bg-alt: #eef0f5;
            --color-card: #ffffff;
            --color-text: #1a1a2e;
            --color-text-soft: #5a5a7a;
            --color-text-muted: #8a8aa0;
            --color-border: #e8e8f0;
            --color-border-light: #f0f0f5;
            --color-success: #10b981;
            --color-warning: #f59e0b;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-card: 0 4px 20px rgba(15,15,26,0.06), 0 1px 3px rgba(15,15,26,0.04);
            --shadow-card-hover: 0 12px 36px rgba(15,15,26,0.12), 0 4px 8px rgba(15,15,26,0.06);
            --shadow-nav: 0 2px 20px rgba(15,15,26,0.08);
            --shadow-btn: 0 6px 24px rgba(255,59,92,0.3);
            --shadow-btn-hover: 0 10px 32px rgba(255,59,92,0.45);
            --transition-fast: 0.2s cubic-bezier(0.4,0,0.2,1);
            --transition-smooth: 0.35s cubic-bezier(0.4,0,0.2,1);
            --font-heading: 'PingFang SC','Microsoft YaHei','Helvetica Neue',sans-serif;
            --font-body: 'PingFang SC','Microsoft YaHei','Helvetica Neue',sans-serif;
            --max-width: 1240px;
        }
        *,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}
        body{font-family:var(--font-body);line-height:1.7;color:var(--color-text);background:var(--color-bg);overflow-x:hidden;min-height:100vh}
        img{max-width:100%;height:auto;display:block}
        a{text-decoration:none;color:inherit;transition:color var(--transition-fast)}
        button,input,select,textarea{font-family:inherit}
        .container{max-width:var(--max-width);margin:0 auto;padding:0 24px}
        @media(max-width:768px){.container{padding:0 16px}}
        .section{padding:72px 0}
        @media(max-width:1024px){.section{padding:52px 0}}
        @media(max-width:768px){.section{padding:36px 0}}
        .section-sm{padding:48px 0}
        @media(max-width:768px){.section-sm{padding:32px 0}}
        .section-lg{padding:100px 0}
        @media(max-width:768px){.section-lg{padding:56px 0}}
        .section-label{display:inline-block;font-size:0.8rem;font-weight:700;text-transform:uppercase;letter-spacing:0.08em;color:var(--color-accent);background:var(--color-accent-light);padding:6px 16px;border-radius:100px;margin-bottom:12px}
        .section-title{font-family:var(--font-heading);font-size:2.2rem;font-weight:800;color:var(--color-deep);line-height:1.25;margin-bottom:8px}
        @media(max-width:768px){.section-title{font-size:1.6rem}}
        .section-subtitle{font-size:1.05rem;color:var(--color-text-soft);line-height:1.6;max-width:600px}
        @media(max-width:768px){.section-subtitle{font-size:0.95rem}}
        .text-center{text-align:center}
        .mb-12{margin-bottom:12px}
        .mb-16{margin-bottom:16px}
        .mb-20{margin-bottom:20px}
        .mb-24{margin-bottom:24px}
        .mb-32{margin-bottom:32px}
        .mb-40{margin-bottom:40px}
        .mb-48{margin-bottom:48px}
        .mb-60{margin-bottom:60px}
        .mt-8{margin-top:8px}
        .mt-16{margin-top:16px}

        /* header & nav */
        .site-header{position:sticky;top:0;z-index:1000;background:rgba(15,15,26,0.97);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid rgba(255,255,255,0.06);box-shadow:var(--shadow-nav)}
        .header-inner{display:flex;align-items:center;justify-content:space-between;max-width:var(--max-width);margin:0 auto;padding:0 24px;height:60px}
        @media(max-width:768px){.header-inner{padding:0 16px;height:54px}}
        .logo-wrap{display:flex;align-items:center;gap:10px;flex-shrink:0}
        .logo-icon{width:38px;height:38px;background:linear-gradient(135deg,var(--color-accent),#ff6b81);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:1.1rem;color:#fff;font-weight:900;box-shadow:0 4px 14px rgba(255,59,92,0.35)}
        @media(max-width:768px){.logo-icon{width:32px;height:32px;font-size:0.9rem}}
        .logo-text{font-family:var(--font-heading);font-size:1.2rem;font-weight:800;color:#ffffff;letter-spacing:0.02em;white-space:nowrap}
        @media(max-width:768px){.logo-text{font-size:1rem}}
        .nav-list{display:flex;align-items:center;gap:6px;list-style:none;margin:0}
        @media(max-width:768px){.nav-list{display:none}}
        .nav-list a{display:block;padding:8px 18px;border-radius:100px;font-size:0.95rem;font-weight:600;color:rgba(255,255,255,0.75);transition:all var(--transition-fast);white-space:nowrap}
        .nav-list a:hover{color:#ffffff;background:rgba(255,255,255,0.08)}
        .nav-list a.nav-active{color:#ffffff;background:var(--color-accent);box-shadow:0 4px 14px rgba(255,59,92,0.3)}
        .nav-list a.nav-active:hover{background:var(--color-accent-hover)}
        .header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
        .btn-nav-cta{display:inline-flex;align-items:center;gap:6px;padding:9px 20px;background:linear-gradient(135deg,var(--color-accent),#ff5e7a);color:#fff;border-radius:100px;font-weight:700;font-size:0.9rem;border:none;cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;box-shadow:0 4px 14px rgba(255,59,92,0.3)}
        .btn-nav-cta:hover{background:linear-gradient(135deg,var(--color-accent-hover),#ff3b5c);box-shadow:0 8px 24px rgba(255,59,92,0.45);transform:translateY(-1px);color:#fff}
        @media(max-width:768px){.btn-nav-cta{padding:7px 14px;font-size:0.8rem}}
        .mobile-menu-toggle{display:none;background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer;padding:6px;line-height:1}
        @media(max-width:768px){.mobile-menu-toggle{display:block}}
        .mobile-nav-overlay{display:none;position:fixed;top:54px;left:0;right:0;bottom:0;background:rgba(15,15,26,0.98);z-index:999;flex-direction:column;padding:24px;gap:8px;overflow-y:auto}
        .mobile-nav-overlay.active{display:flex}
        .mobile-nav-overlay a{display:block;padding:14px 20px;font-size:1.05rem;font-weight:600;color:rgba(255,255,255,0.8);border-radius:var(--radius-md);transition:all var(--transition-fast)}
        .mobile-nav-overlay a:hover{color:#fff;background:rgba(255,255,255,0.06)}
        .mobile-nav-overlay a.mobile-nav-active{color:#fff;background:var(--color-accent)}
        @media(min-width:769px){.mobile-nav-overlay{display:none!important}}

        /* hero split-screen */
        .hero-section{position:relative;background:var(--color-deep);overflow:hidden;min-height:580px;display:flex;align-items:center}
        @media(max-width:1024px){.hero-section{min-height:480px}}
        @media(max-width:768px){.hero-section{min-height:auto;flex-direction:column}}
        .hero-grid{display:grid;grid-template-columns:1fr 1fr;width:100%;max-width:var(--max-width);margin:0 auto;align-items:center;gap:0}
        @media(max-width:768px){.hero-grid{grid-template-columns:1fr;padding:0}}
        .hero-left{padding:60px 24px 60px 24px;z-index:2;display:flex;flex-direction:column;justify-content:center}
        @media(max-width:1024px){.hero-left{padding:44px 16px 44px 24px}}
        @media(max-width:768px){.hero-left{padding:40px 16px 30px 16px;text-align:center;align-items:center}}
        .hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,59,92,0.12);border:1px solid rgba(255,59,92,0.25);color:var(--color-accent);padding:7px 16px;border-radius:100px;font-size:0.85rem;font-weight:700;letter-spacing:0.04em;margin-bottom:20px}
        .hero-badge-dot{width:8px;height:8px;border-radius:50%;background:var(--color-accent);animation:pulse-dot 2s infinite}
        @keyframes pulse-dot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.5;transform:scale(1.6)}}
        .hero-title{font-family:var(--font-heading);font-size:3.4rem;font-weight:900;color:#ffffff;line-height:1.15;letter-spacing:-0.01em;margin-bottom:18px}
        @media(max-width:1024px){.hero-title{font-size:2.5rem}}
        @media(max-width:768px){.hero-title{font-size:2rem}}
        .hero-title .highlight{color:var(--color-accent);position:relative}
        .hero-desc{font-size:1.1rem;color:rgba(255,255,255,0.7);line-height:1.7;margin-bottom:32px;max-width:480px}
        @media(max-width:768px){.hero-desc{font-size:0.95rem;max-width:100%;margin-bottom:24px}}
        .hero-btns{display:flex;gap:14px;flex-wrap:wrap}
        @media(max-width:768px){.hero-btns{justify-content:center}}
        .btn-hero-primary{display:inline-flex;align-items:center;gap:8px;padding:14px 30px;background:linear-gradient(135deg,var(--color-accent),#ff5e7a);color:#fff;border-radius:100px;font-weight:700;font-size:1rem;border:none;cursor:pointer;transition:all var(--transition-smooth);box-shadow:var(--shadow-btn);white-space:nowrap}
        .btn-hero-primary:hover{box-shadow:var(--shadow-btn-hover);transform:translateY(-2px);color:#fff}
        .btn-hero-secondary{display:inline-flex;align-items:center;gap:8px;padding:14px 30px;background:rgba(255,255,255,0.08);color:#fff;border-radius:100px;font-weight:700;font-size:1rem;border:1px solid rgba(255,255,255,0.2);cursor:pointer;transition:all var(--transition-smooth);white-space:nowrap}
        .btn-hero-secondary:hover{background:rgba(255,255,255,0.16);border-color:rgba(255,255,255,0.35);color:#fff}
        .hero-right{position:relative;height:100%;min-height:580px;overflow:hidden}
        @media(max-width:1024px){.hero-right{min-height:480px}}
        @media(max-width:768px){.hero-right{min-height:300px;width:100%}}
        .hero-right img{width:100%;height:100%;object-fit:cover;display:block}
        .hero-right-overlay{position:absolute;inset:0;background:linear-gradient(to right,var(--color-deep) 0%,transparent 30%,transparent 60%,rgba(15,15,26,0.3) 100%)}
        @media(max-width:768px){.hero-right-overlay{background:linear-gradient(to bottom,var(--color-deep) 0%,transparent 20%,transparent 60%,rgba(15,15,26,0.4) 100%)}}
        .hero-stats-row{display:flex;gap:32px;margin-top:8px}
        @media(max-width:768px){.hero-stats-row{justify-content:center;gap:20px;flex-wrap:wrap}}
        .hero-stat-item{display:flex;flex-direction:column}
        .hero-stat-number{font-size:1.8rem;font-weight:900;color:#fff;line-height:1.1}
        @media(max-width:768px){.hero-stat-number{font-size:1.4rem}}
        .hero-stat-label{font-size:0.8rem;color:rgba(255,255,255,0.55);font-weight:500}

        /* highlights */
        .highlights-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
        @media(max-width:1024px){.highlights-grid{grid-template-columns:repeat(2,1fr)}}
        @media(max-width:520px){.highlights-grid{grid-template-columns:1fr}}
        .highlight-card{background:var(--color-card);border-radius:var(--radius-lg);padding:32px 28px;box-shadow:var(--shadow-card);border:1px solid var(--color-border-light);transition:all var(--transition-smooth);position:relative;overflow:hidden}
        .highlight-card:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-4px)}
        .highlight-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--color-accent),var(--color-gold));border-radius:var(--radius-lg) var(--radius-lg) 0 0;opacity:0;transition:opacity var(--transition-smooth)}
        .highlight-card:hover::before{opacity:1}
        .highlight-icon{width:50px;height:50px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:1.4rem;margin-bottom:18px;background:var(--color-accent-light);color:var(--color-accent)}
        .highlight-card:nth-child(2) .highlight-icon{background:var(--color-gold-light);color:var(--color-gold)}
        .highlight-card:nth-child(3) .highlight-icon{background:#e0f0ff;color:#3b82f6}
        .highlight-card h3{font-family:var(--font-heading);font-size:1.15rem;font-weight:700;color:var(--color-deep);margin-bottom:8px}
        .highlight-card p{font-size:0.9rem;color:var(--color-text-soft);line-height:1.6;margin:0}

        /* category入口 */
        .category-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
        @media(max-width:768px){.category-grid{grid-template-columns:1fr}}
        .category-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;min-height:260px;display:flex;align-items:flex-end;box-shadow:var(--shadow-card);transition:all var(--transition-smooth);cursor:pointer;text-decoration:none}
        .category-card:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-4px)}
        .category-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform var(--transition-smooth)}
        .category-card:hover img{transform:scale(1.06)}
        .category-card-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(15,15,26,0.85) 0%,rgba(15,15,26,0.2) 50%,rgba(15,15,26,0.05) 100%)}
        .category-card-content{position:relative;z-index:2;padding:28px;width:100%}
        .category-card-tag{display:inline-block;background:var(--color-accent);color:#fff;padding:5px 14px;border-radius:100px;font-size:0.78rem;font-weight:700;margin-bottom:10px}
        .category-card h3{font-family:var(--font-heading);font-size:1.4rem;font-weight:800;color:#fff;margin-bottom:6px}
        .category-card p{font-size:0.9rem;color:rgba(255,255,255,0.75);margin:0;line-height:1.5}

        /* stats strip */
        .stats-strip{background:var(--color-deep);padding:48px 0;position:relative;overflow:hidden}
        .stats-strip::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(255,59,92,0.08) 0%,transparent 70%)}
        .stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;z-index:1}
        @media(max-width:768px){.stats-grid{grid-template-columns:repeat(2,1fr);gap:20px}}
        @media(max-width:520px){.stats-grid{grid-template-columns:1fr 1fr;gap:16px}}
        .stat-block{text-align:center;padding:20px 16px}
        .stat-number-lg{font-family:var(--font-heading);font-size:3rem;font-weight:900;color:#fff;line-height:1.1;margin-bottom:6px}
        @media(max-width:768px){.stat-number-lg{font-size:2.2rem}}
        .stat-number-lg .counter-accent{color:var(--color-accent)}
        .stat-label-sm{font-size:0.9rem;color:rgba(255,255,255,0.6);font-weight:500}

        /* cms list */
        .cms-list-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
        @media(max-width:768px){.cms-list-grid{grid-template-columns:1fr}}
        .cms-list-item{display:flex;gap:18px;background:var(--color-card);border-radius:var(--radius-lg);padding:18px;box-shadow:var(--shadow-card);border:1px solid var(--color-border-light);transition:all var(--transition-smooth);text-decoration:none;color:inherit}
        .cms-list-item:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-2px);border-color:var(--color-border)}
        .cms-list-thumb{width:110px;height:90px;border-radius:var(--radius-md);overflow:hidden;flex-shrink:0;background:var(--color-bg-alt)}
        .cms-list-thumb img{width:100%;height:100%;object-fit:cover}
        @media(max-width:520px){.cms-list-thumb{width:80px;height:70px}}
        .cms-list-info{flex:1;min-width:0;display:flex;flex-direction:column;justify-content:center}
        .cms-list-tag{display:inline-block;font-size:0.72rem;font-weight:700;color:var(--color-accent);background:var(--color-accent-light);padding:3px 10px;border-radius:100px;margin-bottom:6px;width:fit-content}
        .cms-list-info h4{font-family:var(--font-heading);font-size:1rem;font-weight:700;color:var(--color-deep);line-height:1.4;margin-bottom:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
        .cms-list-meta{font-size:0.78rem;color:var(--color-text-muted);display:flex;gap:12px;align-items:center}
        .cms-empty{text-align:center;padding:40px;color:var(--color-text-muted);font-size:1rem;grid-column:1/-1}

        /* trending topics */
        .topics-tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
        .topic-tag{display:inline-flex;align-items:center;gap:6px;padding:10px 18px;background:var(--color-card);border:1px solid var(--color-border);border-radius:100px;font-size:0.9rem;font-weight:600;color:var(--color-text-soft);cursor:pointer;transition:all var(--transition-fast)}
        .topic-tag:hover{background:var(--color-accent);color:#fff;border-color:var(--color-accent);box-shadow:0 6px 20px rgba(255,59,92,0.3);transform:translateY(-2px)}
        .topic-tag-hot{background:var(--color-accent-light);color:var(--color-accent);border-color:transparent;font-weight:700}
        .topic-tag-count{font-size:0.75rem;background:rgba(0,0,0,0.06);padding:2px 8px;border-radius:100px;font-weight:600}
        .topic-tag:hover .topic-tag-count{background:rgba(255,255,255,0.25);color:#fff}

        /* ranking */
        .ranking-list{max-width:700px;margin:0 auto;list-style:none}
        .ranking-item{display:flex;align-items:center;gap:16px;padding:16px 20px;background:var(--color-card);border-radius:var(--radius-md);margin-bottom:10px;box-shadow:var(--shadow-card);border:1px solid var(--color-border-light);transition:all var(--transition-fast)}
        .ranking-item:hover{box-shadow:var(--shadow-card-hover);transform:translateX(4px)}
        .ranking-num{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1rem;flex-shrink:0;background:var(--color-bg-alt);color:var(--color-text-muted)}
        .ranking-item:nth-child(1) .ranking-num{background:linear-gradient(135deg,#ff3b5c,#ff6b81);color:#fff;box-shadow:0 4px 14px rgba(255,59,92,0.35)}
        .ranking-item:nth-child(2) .ranking-num{background:linear-gradient(135deg,#f0a500,#f5c842);color:#fff;box-shadow:0 4px 14px rgba(240,165,0,0.35)}
        .ranking-item:nth-child(3) .ranking-num{background:linear-gradient(135deg,#3b82f6,#60a5fa);color:#fff;box-shadow:0 4px 14px rgba(59,130,246,0.35)}
        .ranking-info{flex:1;min-width:0}
        .ranking-info h4{font-family:var(--font-heading);font-size:0.95rem;font-weight:700;color:var(--color-deep);margin:0;line-height:1.3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
        .ranking-meta{font-size:0.75rem;color:var(--color-text-muted);margin-top:3px}
        .ranking-badge{font-size:0.72rem;font-weight:700;padding:4px 12px;border-radius:100px;white-space:nowrap;background:var(--color-accent-light);color:var(--color-accent)}

        /* faq */
        .faq-list{max-width:780px;margin:0 auto}
        .faq-item{background:var(--color-card);border-radius:var(--radius-lg);margin-bottom:12px;border:1px solid var(--color-border-light);overflow:hidden;box-shadow:var(--shadow-card);transition:all var(--transition-fast)}
        .faq-item:hover{border-color:var(--color-border)}
        .faq-question{width:100%;text-align:left;padding:20px 24px;background:none;border:none;font-family:var(--font-heading);font-size:1.05rem;font-weight:700;color:var(--color-deep);cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;transition:color var(--transition-fast)}
        .faq-question:hover{color:var(--color-accent)}
        .faq-icon{flex-shrink:0;width:28px;height:28px;border-radius:50%;background:var(--color-bg-alt);display:flex;align-items:center;justify-content:center;font-size:0.8rem;transition:all var(--transition-smooth);color:var(--color-text-soft)}
        .faq-item.active .faq-icon{background:var(--color-accent);color:#fff;transform:rotate(45deg)}
        .faq-answer{max-height:0;overflow:hidden;transition:max-height var(--transition-smooth),padding var(--transition-smooth)}
        .faq-item.active .faq-answer{max-height:300px}
        .faq-answer-inner{padding:0 24px 20px;font-size:0.93rem;color:var(--color-text-soft);line-height:1.7}

        /* cta */
        .cta-section{background:linear-gradient(135deg,var(--color-deep) 0%,#1a1040 100%);position:relative;overflow:hidden}
        .cta-section::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at top right,rgba(255,59,92,0.12) 0%,transparent 60%)}
        .cta-inner{position:relative;z-index:1;text-align:center;padding:60px 24px}
        .cta-title{font-family:var(--font-heading);font-size:2rem;font-weight:900;color:#fff;margin-bottom:14px}
        @media(max-width:768px){.cta-title{font-size:1.5rem}}
        .cta-desc{font-size:1rem;color:rgba(255,255,255,0.7);margin-bottom:28px;max-width:500px;margin-left:auto;margin-right:auto}
        .btn-cta-lg{display:inline-flex;align-items:center;gap:8px;padding:16px 38px;background:linear-gradient(135deg,var(--color-accent),#ff5e7a);color:#fff;border-radius:100px;font-weight:700;font-size:1.05rem;border:none;cursor:pointer;transition:all var(--transition-smooth);box-shadow:var(--shadow-btn);white-space:nowrap}
        .btn-cta-lg:hover{box-shadow:var(--shadow-btn-hover);transform:translateY(-3px);color:#fff}

        /* footer */
        .site-footer{background:var(--color-deep);border-top:1px solid rgba(255,255,255,0.06);padding:48px 0 28px;color:rgba(255,255,255,0.6)}
        .footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;margin-bottom:36px}
        @media(max-width:768px){.footer-grid{grid-template-columns:1fr;gap:28px}}
        .footer-brand .logo-text{font-size:1.2rem;margin-bottom:8px;display:block}
        .footer-brand p{font-size:0.88rem;color:rgba(255,255,255,0.45);line-height:1.6;margin:0;max-width:300px}
        .footer-col h4{font-family:var(--font-heading);font-size:0.95rem;font-weight:700;color:#fff;margin-bottom:14px}
        .footer-col ul{list-style:none;padding:0;margin:0}
        .footer-col ul li{margin-bottom:8px}
        .footer-col ul li a{font-size:0.88rem;color:rgba(255,255,255,0.5);transition:color var(--transition-fast)}
        .footer-col ul li a:hover{color:var(--color-accent)}
        .footer-bottom{text-align:center;padding-top:20px;border-top:1px solid rgba(255,255,255,0.06);font-size:0.8rem;color:rgba(255,255,255,0.35)}

        /* utility */
        .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
        @media(max-width:768px){.hide-mobile{display:none!important}}
        @media(min-width:769px){.hide-desktop{display:none!important}}

/* roulang page: category1 */
:root {
            --primary: #0f172a;
            --primary-light: #1e293b;
            --accent: #f97316;
            --accent-hover: #ea580c;
            --bg: #f8fafc;
            --card-bg: #ffffff;
            --text: #1e293b;
            --text-light: #64748b;
            --border: #e2e8f0;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 4px 20px rgba(0,0,0,0.04);
            --shadow-hover: 0 10px 30px rgba(0,0,0,0.08);
            --transition: 0.25s ease;
        }
        *, *::before, *::after { box-sizing: border-box; }
        body {
            margin: 0;
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: inherit; text-decoration: none; }
        .container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
        /* Header / Navigation */
        .site-header {
            background: rgba(15,23,42,0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            position: sticky;
            top: 0;
            z-index: 100;
            border-bottom: 1px solid rgba(255,255,255,0.06);
            transition: var(--transition);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .logo { font-weight: 700; font-size: 1.5rem; color: #fff; letter-spacing: -0.5px; }
        .logo span { color: var(--accent); }
        .nav-list { display: flex; list-style: none; margin: 0; padding: 0; gap: 8px; }
        .nav-list a {
            display: inline-block;
            padding: 10px 20px;
            border-radius: 30px;
            color: #cbd5e1;
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition);
        }
        .nav-list a:hover { color: #fff; background: rgba(255,255,255,0.1); }
        .nav-list a.nav-active { color: #fff; background: var(--accent); box-shadow: 0 4px 12px rgba(249,115,22,0.4); }
        .hamburger { display: none; background: none; border: none; color: #fff; font-size: 1.5rem; cursor: pointer; }
        @media (max-width: 768px) {
            .nav-list { position: fixed; top: 72px; left: 0; width: 100%; background: var(--primary); flex-direction: column; padding: 20px; display: none; }
            .nav-list.open { display: flex; }
            .hamburger { display: block; }
        }
        /* Category Banner */
        .category-banner {
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            position: relative;
            padding: 100px 0 70px;
            color: #fff;
            text-align: center;
        }
        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15,23,42,0.85) 0%, rgba(30,41,59,0.7) 100%);
        }
        .banner-content { position: relative; z-index: 1; }
        .breadcrumb { font-size: 0.9rem; color: #94a3b8; margin-bottom: 12px; }
        .breadcrumb a { color: #cbd5e1; }
        .breadcrumb a:hover { color: #fff; }
        .category-title { font-size: 2.8rem; font-weight: 700; margin-bottom: 12px; letter-spacing: -1px; }
        .category-desc { font-size: 1.1rem; color: #cbd5e1; max-width: 600px; margin: 0 auto; }
        /* Main Layout */
        .category-main { padding: 60px 0; }
        .grid-x { display: flex; flex-wrap: wrap; }
        .content-area { padding-right: 30px; }
        .sidebar { padding-left: 10px; }
        @media (max-width: 1024px) {
            .content-area, .sidebar { padding: 0; }
            .sidebar { margin-top: 40px; }
        }
        /* Sub-navigation tags */
        .sub-nav-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 30px;
        }
        .tag-filter {
            padding: 8px 20px;
            border-radius: 30px;
            background: #fff;
            border: 1px solid var(--border);
            font-weight: 500;
            font-size: 0.9rem;
            cursor: pointer;
            transition: var(--transition);
            color: var(--text);
        }
        .tag-filter:hover, .tag-filter.active {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
            box-shadow: 0 4px 12px rgba(249,115,22,0.25);
        }
        /* Article card */
        .article-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            margin-bottom: 24px;
            display: flex;
            transition: var(--transition);
        }
        .article-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
        .article-card-img {
            width: 240px;
            min-height: 180px;
            flex-shrink: 0;
            background-size: cover;
            background-position: center;
        }
        .article-card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .article-card-tag {
            display: inline-block;
            background: #fff7ed;
            color: var(--accent);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 8px;
            width: fit-content;
        }
        .article-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin: 0 0 8px;
            line-height: 1.4;
        }
        .article-card h3 a:hover { color: var(--accent); }
        .article-card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.85rem;
            color: var(--text-light);
            margin-top: auto;
            padding-top: 12px;
            border-top: 1px solid var(--border);
        }
        .meta-item { display: flex; align-items: center; gap: 4px; }
        @media (max-width: 768px) {
            .article-card { flex-direction: column; }
            .article-card-img { width: 100%; height: 200px; }
        }
        /* Sidebar */
        .sidebar-widget {
            background: #fff;
            border-radius: var(--radius);
            padding: 24px;
            box-shadow: var(--shadow);
            margin-bottom: 30px;
        }
        .sidebar-widget h4 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--accent);
            display: inline-block;
        }
        .tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
        .tag-badge {
            background: #f1f5f9;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            color: var(--text);
            transition: var(--transition);
        }
        .tag-badge:hover { background: var(--accent); color: #fff; }
        .rank-list { list-style: none; padding: 0; margin: 0; }
        .rank-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
            font-size: 0.95rem;
        }
        .rank-num {
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: #e2e8f0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.8rem;
            color: #475569;
        }
        .rank-list li:nth-child(1) .rank-num { background: var(--accent); color: #fff; }
        .rank-list li:nth-child(2) .rank-num { background: #f97316; color: #fff; opacity: 0.8; }
        .rank-list li:nth-child(3) .rank-num { background: #f97316; color: #fff; opacity: 0.6; }
        .avatar-group { display: flex; align-items: center; gap: 6px; margin-top: 10px; }
        .avatar-dot {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: #cbd5e1;
            border: 2px solid #fff;
            box-shadow: 0 2px 6px rgba(0,0,0,0.08);
        }
        .online-badge {
            display: inline-block;
            background: #10b981;
            color: #fff;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-left: auto;
        }
        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
            color: #fff;
            text-align: center;
            padding: 60px 20px;
            border-radius: var(--radius);
            margin: 40px 0;
        }
        .cta-section h3 { font-size: 2rem; font-weight: 700; margin-bottom: 12px; }
        .btn-accent {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            padding: 14px 36px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1rem;
            transition: var(--transition);
            margin-top: 16px;
            box-shadow: 0 6px 18px rgba(249,115,22,0.4);
        }
        .btn-accent:hover { background: var(--accent-hover); transform: translateY(-2px); }
        /* FAQ */
        .faq-block { margin: 50px 0; }
        .faq-item { background: #fff; border-radius: var(--radius-sm); padding: 20px 24px; margin-bottom: 12px; box-shadow: var(--shadow); cursor: pointer; transition: var(--transition); }
        .faq-item h5 { font-size: 1.05rem; font-weight: 600; margin: 0; display: flex; justify-content: space-between; align-items: center; }
        .faq-item .answer { margin-top: 12px; color: var(--text-light); display: none; }
        .faq-item.open .answer { display: block; }
        .faq-item:hover { box-shadow: var(--shadow-hover); }
        /* Footer */
        .site-footer {
            background: var(--primary);
            color: #cbd5e1;
            padding: 50px 0 30px;
            font-size: 0.95rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 30px;
        }
        .logo-text { color: #fff; font-weight: 700; font-size: 1.3rem; }
        .footer-brand p { margin-top: 10px; }
        .footer-col h4 { color: #fff; font-weight: 600; margin-bottom: 14px; font-size: 1rem; }
        .footer-col ul { list-style: none; padding: 0; margin: 0; }
        .footer-col li { margin-bottom: 8px; }
        .footer-col a:hover { color: var(--accent); }
        .footer-bottom { text-align: center; border-top: 1px solid rgba(255,255,255,0.1); padding-top: 20px; color: #94a3b8; font-size: 0.85rem; }
        @media (max-width: 768px) {
            .footer-grid { grid-template-columns: 1fr; }
            .category-title { font-size: 2rem; }
        }

/* roulang page: article */
:root {
            --primary: #0f2b46;
            --primary-light: #1a4a78;
            --primary-lighter: #2563a0;
            --accent: #f04e23;
            --accent-hover: #d13d18;
            --accent-soft: #fff0ec;
            --bg: #f2f5f9;
            --bg-alt: #e8edf4;
            --card-bg: #ffffff;
            --text: #1e293b;
            --text-strong: #0f172a;
            --text-light: #5f6b7c;
            --text-muted: #94a3b8;
            --border: #dce3ed;
            --border-light: #eef2f7;
            --radius-sm: 8px;
            --radius: 14px;
            --radius-lg: 20px;
            --shadow-xs: 0 1px 4px rgba(15,43,70,0.04);
            --shadow: 0 2px 12px rgba(15,43,70,0.07);
            --shadow-md: 0 6px 22px rgba(15,43,70,0.10);
            --shadow-lg: 0 12px 36px rgba(15,43,70,0.13);
            --shadow-xl: 0 18px 48px rgba(15,43,70,0.16);
            --transition: 0.22s cubic-bezier(0.33, 0.68, 0.45, 1.02);
            --transition-slow: 0.35s cubic-bezier(0.33, 0.68, 0.45, 1.02);
            --font-base: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Segoe UI', system-ui, sans-serif;
        }

        *, *::before, *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-base);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        a:hover {
            color: var(--accent);
        }

        button {
            cursor: pointer;
            font-family: inherit;
        }

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-heading);
            line-height: 1.35;
            margin-top: 0;
            color: var(--text-strong);
        }

        h1 { font-size: 2rem; font-weight: 700; }
        h2 { font-size: 1.6rem; font-weight: 700; }
        h3 { font-size: 1.25rem; font-weight: 600; }
        h4 { font-size: 1.1rem; font-weight: 600; }

        p { margin-top: 0; margin-bottom: 1.1rem; }

        .grid-container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== HEADER ========== */
        .site-header {
            background: var(--card-bg);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: var(--shadow-xs);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 24px;
            height: 64px;
            max-width: 1200px;
            margin: 0 auto;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--primary);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .header-logo i {
            color: var(--accent);
            font-size: 1.5rem;
        }

        .header-logo:hover {
            color: var(--primary-light);
        }

        .nav-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-list li a {
            display: inline-block;
            padding: 10px 16px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text);
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .nav-list li a:hover {
            color: var(--primary-lighter);
            background: var(--bg);
        }

        .nav-list li a.nav-active {
            color: var(--accent);
            background: var(--accent-soft);
            font-weight: 600;
        }

        /* 移动端汉堡按钮 */
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text);
            padding: 8px;
            line-height: 1;
            border-radius: var(--radius-sm);
        }

        .nav-toggle:hover {
            color: var(--accent);
            background: var(--bg);
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--card-bg);
                border-bottom: 1px solid var(--border);
                padding: 8px 16px 16px;
                box-shadow: var(--shadow-md);
                gap: 2px;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list li a {
                display: block;
                padding: 12px 16px;
                width: 100%;
            }
            .header-inner {
                padding: 0 16px;
            }
        }

        /* ========== 内页 BANNER ========== */
        .inner-banner {
            background: linear-gradient(135deg, rgba(15,43,70,0.88) 0%, rgba(26,74,120,0.82) 100%), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            padding: 56px 0 48px;
            text-align: center;
            color: #ffffff;
            position: relative;
        }

        .inner-banner .breadcrumb {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            justify-content: center;
            font-size: 0.9rem;
            color: rgba(255,255,255,0.8);
            margin-bottom: 16px;
        }

        .inner-banner .breadcrumb a {
            color: rgba(255,255,255,0.85);
            font-weight: 500;
        }

        .inner-banner .breadcrumb a:hover {
            color: #ffffff;
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .inner-banner .breadcrumb .sep {
            color: rgba(255,255,255,0.5);
            font-size: 0.75rem;
        }

        .inner-banner .breadcrumb .current {
            color: #ffffff;
            font-weight: 600;
        }

        .inner-banner .banner-title {
            font-size: 2.1rem;
            font-weight: 700;
            margin: 0;
            letter-spacing: 0.03em;
            line-height: 1.4;
            max-width: 800px;
            margin: 0 auto;
        }

        .inner-banner .banner-meta {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            margin-top: 14px;
            font-size: 0.9rem;
            color: rgba(255,255,255,0.75);
            flex-wrap: wrap;
        }

        .inner-banner .banner-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .inner-banner .category-tag {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.02em;
        }

        @media (max-width: 768px) {
            .inner-banner {
                padding: 40px 0 32px;
            }
            .inner-banner .banner-title {
                font-size: 1.5rem;
            }
            .inner-banner .banner-meta {
                gap: 12px;
                font-size: 0.82rem;
            }
        }

        /* ========== 文章主体 ========== */
        .article-section {
            padding: 48px 0 40px;
        }

        .article-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            align-items: start;
        }

        .article-main {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 40px 44px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
        }

        .article-featured-img {
            border-radius: var(--radius);
            overflow: hidden;
            margin-bottom: 28px;
            box-shadow: var(--shadow-md);
        }

        .article-featured-img img {
            width: 100%;
            height: auto;
            display: block;
        }

        .article-body {
            font-size: 1.05rem;
            line-height: 1.85;
            color: var(--text);
        }

        .article-body h2 {
            font-size: 1.45rem;
            margin-top: 2rem;
            margin-bottom: 0.8rem;
            color: var(--primary);
            border-left: 4px solid var(--accent);
            padding-left: 14px;
        }

        .article-body h3 {
            font-size: 1.2rem;
            margin-top: 1.6rem;
            margin-bottom: 0.6rem;
            color: var(--text-strong);
        }

        .article-body p {
            margin-bottom: 1.2rem;
        }

        .article-body ul, .article-body ol {
            padding-left: 1.5rem;
            margin-bottom: 1.2rem;
        }

        .article-body li {
            margin-bottom: 0.5rem;
        }

        .article-body blockquote {
            border-left: 4px solid var(--accent);
            margin: 1.5rem 0;
            padding: 16px 22px;
            background: var(--accent-soft);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: var(--text-light);
        }

        .article-body img {
            border-radius: var(--radius);
            margin: 1.2rem 0;
            box-shadow: var(--shadow-xs);
        }

        .article-footer-meta {
            margin-top: 32px;
            padding-top: 20px;
            border-top: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        .article-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .article-tags .tag {
            display: inline-block;
            padding: 5px 12px;
            background: var(--bg);
            border-radius: 20px;
            font-size: 0.82rem;
            color: var(--text-light);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }

        .article-tags .tag:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: var(--accent-soft);
        }

        /* 侧边栏 */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .sidebar-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 22px 20px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
        }

        .sidebar-card h4 {
            font-size: 1rem;
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--accent);
            display: inline-block;
            color: var(--text-strong);
        }

        .sidebar-card ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .sidebar-card ul li {
            padding: 8px 0;
            border-bottom: 1px solid var(--border-light);
            font-size: 0.9rem;
        }

        .sidebar-card ul li:last-child {
            border-bottom: none;
        }

        .sidebar-card ul li a {
            color: var(--text);
            display: flex;
            align-items: flex-start;
            gap: 8px;
            transition: all var(--transition);
        }

        .sidebar-card ul li a:hover {
            color: var(--accent);
        }

        .sidebar-card ul li a i {
            color: var(--accent);
            margin-top: 4px;
            flex-shrink: 0;
        }

        @media (max-width: 960px) {
            .article-layout {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .article-sidebar {
                display: grid;
                grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
                gap: 20px;
            }
        }

        @media (max-width: 600px) {
            .article-main {
                padding: 24px 18px;
                border-radius: var(--radius);
            }
            .article-body {
                font-size: 1rem;
                line-height: 1.75;
            }
            .article-section {
                padding: 28px 0 20px;
            }
            .article-sidebar {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 相关文章 ========== */
        .related-section {
            padding: 40px 0 50px;
            background: var(--bg-alt);
        }

        .section-title {
            text-align: center;
            margin-bottom: 32px;
        }

        .section-title h2 {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--text-strong);
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }

        .section-title .subtitle {
            font-size: 0.95rem;
            color: var(--text-light);
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .related-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition-slow);
        }

        .related-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--border);
        }

        .related-card-img {
            height: 180px;
            overflow: hidden;
        }

        .related-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .related-card:hover .related-card-img img {
            transform: scale(1.05);
        }

        .related-card-body {
            padding: 18px 20px 20px;
        }

        .related-card-body .card-category {
            display: inline-block;
            font-size: 0.78rem;
            color: var(--accent);
            font-weight: 600;
            margin-bottom: 8px;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

        .related-card-body h4 {
            font-size: 1.05rem;
            margin-bottom: 8px;
            line-height: 1.45;
        }

        .related-card-body h4 a {
            color: var(--text-strong);
        }

        .related-card-body h4 a:hover {
            color: var(--accent);
        }

        .related-card-body .card-meta {
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        @media (max-width: 900px) {
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
        }

        @media (max-width: 560px) {
            .related-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .related-card-img {
                height: 200px;
            }
        }

        /* ========== CTA ========== */
        .cta-section {
            padding: 60px 0;
            background: linear-gradient(155deg, var(--primary) 0%, var(--primary-light) 55%, #1e5a90 100%);
            color: #ffffff;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }

        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255,255,255,0.85);
            margin-bottom: 28px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn {
            display: inline-block;
            padding: 13px 30px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.03em;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
            text-align: center;
        }

        .btn-accent {
            background: var(--accent);
            color: #ffffff;
            box-shadow: 0 4px 16px rgba(240,78,35,0.35);
        }

        .btn-accent:hover {
            background: var(--accent-hover);
            color: #ffffff;
            box-shadow: 0 8px 24px rgba(240,78,35,0.45);
            transform: translateY(-2px);
        }

        .btn-outline-light {
            background: transparent;
            color: #ffffff;
            border: 2px solid rgba(255,255,255,0.55);
        }

        .btn-outline-light:hover {
            border-color: #ffffff;
            background: rgba(255,255,255,0.1);
            color: #ffffff;
        }

        .btn-group {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        @media (max-width: 520px) {
            .cta-section {
                padding: 40px 0;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .btn {
                padding: 11px 22px;
                font-size: 0.9rem;
            }
        }

        /* ========== 未找到文章状态 ========== */
        .not-found-state {
            text-align: center;
            padding: 60px 20px;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
        }

        .not-found-state .icon-large {
            font-size: 4rem;
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        .not-found-state h2 {
            font-size: 1.6rem;
            color: var(--text-strong);
            margin-bottom: 12px;
        }

        .not-found-state p {
            color: var(--text-light);
            margin-bottom: 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0c1e33;
            color: #c5d1dd;
            padding: 50px 0 30px;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }

        .footer-brand .logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            color: #ffffff;
            display: block;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.65;
            color: #9aabbc;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            color: #ffffff;
            margin-bottom: 12px;
            font-weight: 600;
            letter-spacing: 0.03em;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: #9aabbc;
            font-size: 0.9rem;
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: #ffffff;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: #7a8ea0;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 500px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            .footer-brand {
                grid-column: auto;
            }
            .site-footer {
                padding: 36px 0 22px;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #1a3c5e;
            --color-primary-dark: #0f2840;
            --color-primary-light: #2a5580;
            --color-accent: #e8a817;
            --color-accent-hover: #c98d0f;
            --color-accent-light: #f5d06b;
            --color-bg: #f7f8fa;
            --color-bg-alt: #eef1f6;
            --color-bg-dark: #0f1c2e;
            --color-surface: #ffffff;
            --color-text: #1e1e1e;
            --color-text-secondary: #5a5f6b;
            --color-text-muted: #8b8f98;
            --color-text-light: #b8bcc4;
            --color-border: #dde1e8;
            --color-border-light: #eef0f4;
            --color-success: #2eaa6e;
            --color-danger: #e04a4a;
            --color-info: #3b82c4;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50%;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.07);
            --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.13);
            --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.17);
            --space-xs: 0.5rem;
            --space-sm: 0.75rem;
            --space-md: 1rem;
            --space-lg: 1.5rem;
            --space-xl: 2rem;
            --space-2xl: 3rem;
            --space-3xl: 4rem;
            --space-4xl: 5rem;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-stack: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Segoe UI', system-ui, sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-stack);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
        }
        a:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 3px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
        }
        button:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
        }

        input,
        select,
        textarea {
            font-family: inherit;
        }

        ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.3;
            margin-top: 0;
            color: var(--color-text);
        }

        h1 { font-size: 2.5rem; letter-spacing: -0.02em; }
        h2 { font-size: 2rem; letter-spacing: -0.01em; }
        h3 { font-size: 1.5rem; }
        h4 { font-size: 1.2rem; }

        p {
            margin-top: 0;
            margin-bottom: var(--space-md);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: var(--space-lg);
            padding-right: var(--space-lg);
        }

        @media (max-width: 640px) {
            .container {
                padding-left: var(--space-md);
                padding-right: var(--space-md);
            }
            h1 { font-size: 1.75rem; }
            h2 { font-size: 1.45rem; }
            h3 { font-size: 1.2rem; }
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding-top: var(--space-sm);
            padding-bottom: var(--space-sm);
            min-height: 58px;
            gap: var(--space-md);
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            flex-shrink: 0;
            text-decoration: none;
            color: var(--color-primary);
        }
        .logo-area:hover {
            color: var(--color-primary);
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }
        .logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            font-family: var(--font-heading);
            color: var(--color-primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: var(--space-xs);
            flex-wrap: wrap;
        }
        .nav-list li a {
            display: inline-block;
            padding: 0.5rem 1rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-list li a:hover {
            color: var(--color-primary);
            background: var(--color-bg-alt);
        }
        .nav-list li a.nav-active {
            color: var(--color-primary);
            background: var(--color-bg-alt);
            font-weight: 700;
        }
        .nav-list li a.nav-active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 1rem;
            right: 1rem;
            height: 2.5px;
            background: var(--color-accent);
            border-radius: 2px;
        }

        .nav-search-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-full);
            background: var(--color-bg-alt);
            border: none;
            color: var(--color-text-secondary);
            font-size: 1rem;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }
        .nav-search-btn:hover {
            background: var(--color-primary);
            color: #fff;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-text);
            padding: 0.4rem;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            background: var(--color-bg-alt);
            color: var(--color-primary);
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: nowrap;
            }
            .mobile-menu-toggle {
                display: inline-flex;
                align-items: center;
                justify-content: center;
                order: 3;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                order: 4;
                background: var(--color-surface);
                border-top: 1px solid var(--color-border-light);
                padding: var(--space-sm) 0;
                gap: 2px;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list li {
                width: 100%;
            }
            .nav-list li a {
                display: block;
                width: 100%;
                padding: 0.65rem 1rem;
                border-radius: var(--radius-sm);
                font-size: 1rem;
            }
            .nav-list li a.nav-active::after {
                display: none;
            }
            .nav-list li a.nav-active {
                border-left: 3px solid var(--color-accent);
                border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            }
            .nav-search-btn {
                order: 2;
                margin-left: auto;
                margin-right: var(--space-sm);
            }
            .logo-area {
                order: 1;
            }
        }

        /* ========== CATEGORY BANNER ========== */
        .category-banner {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: var(--space-4xl) 0;
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: center;
        }
        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15,28,46,0.82) 0%, rgba(26,60,94,0.7) 50%, rgba(15,28,46,0.78) 100%);
            z-index: 1;
        }
        .category-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(to top, var(--color-bg) 0%, transparent 100%);
            z-index: 2;
        }
        .banner-content {
            position: relative;
            z-index: 3;
            color: #fff;
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            gap: var(--space-md);
            max-width: 700px;
        }
        .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--color-accent);
            color: #1a1a1a;
            font-weight: 700;
            font-size: 0.85rem;
            padding: 0.4rem 1rem;
            border-radius: 50px;
            letter-spacing: 0.02em;
        }
        .banner-badge i {
            font-size: 0.75rem;
        }
        .banner-content h1 {
            color: #fff;
            font-size: 2.8rem;
            font-weight: 800;
            margin-bottom: 0;
            line-height: 1.25;
            letter-spacing: -0.02em;
            text-shadow: 0 2px 12px rgba(0,0,0,0.3);
        }
        .banner-content p {
            color: rgba(255,255,255,0.88);
            font-size: 1.1rem;
            margin-bottom: 0;
            line-height: 1.65;
        }
        .banner-meta-row {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-lg);
            font-size: 0.9rem;
            color: rgba(255,255,255,0.75);
        }
        .banner-meta-row span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        @media (max-width: 768px) {
            .category-banner {
                padding: var(--space-2xl) 0;
                min-height: 240px;
            }
            .banner-content h1 {
                font-size: 1.8rem;
            }
            .banner-content p {
                font-size: 0.95rem;
            }
        }

        /* ========== SECTION STYLES ========== */
        .section {
            padding: var(--space-4xl) 0;
        }
        .section-sm {
            padding: var(--space-2xl) 0;
        }
        .section-header {
            text-align: left;
            margin-bottom: var(--space-2xl);
        }
        .section-header h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-text);
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            margin-bottom: var(--space-xs);
        }
        .section-header h2::before {
            content: '';
            width: 4px;
            height: 28px;
            background: var(--color-accent);
            border-radius: 2px;
            flex-shrink: 0;
        }
        .section-header p {
            color: var(--color-text-secondary);
            font-size: 0.95rem;
            margin-bottom: 0;
            padding-left: calc(4px + var(--space-sm));
        }
        .section-header.centered {
            text-align: center;
        }
        .section-header.centered h2 {
            justify-content: center;
        }
        .section-header.centered h2::before {
            display: none;
        }
        .section-header.centered p {
            padding-left: 0;
        }

        /* ========== FILTER TAGS ========== */
        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-sm);
            margin-bottom: var(--space-xl);
        }
        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 0.5rem 1.1rem;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--color-surface);
            color: var(--color-text-secondary);
            border: 1.5px solid var(--color-border);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            user-select: none;
        }
        .filter-tag:hover {
            border-color: var(--color-accent);
            color: var(--color-primary);
            background: #fefbf3;
        }
        .filter-tag.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            font-weight: 700;
        }
        .filter-tag .tag-count {
            font-size: 0.75rem;
            background: rgba(0,0,0,0.08);
            padding: 2px 8px;
            border-radius: 50px;
            font-weight: 600;
        }
        .filter-tag.active .tag-count {
            background: rgba(255,255,255,0.25);
        }

        /* ========== NEWS LIST GRID ========== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-xl);
        }
        @media (max-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .news-grid {
                grid-template-columns: 1fr;
                gap: var(--space-lg);
            }
        }

        .news-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            border: 1px solid var(--color-border-light);
            position: relative;
        }
        .news-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-border);
        }
        .news-card-img {
            position: relative;
            width: 100%;
            padding-top: 56%;
            overflow: hidden;
            background: var(--color-bg-alt);
        }
        .news-card-img img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .news-card:hover .news-card-img img {
            transform: scale(1.06);
        }
        .news-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
            background: var(--color-accent);
            color: #1a1a1a;
            font-weight: 700;
            font-size: 0.75rem;
            padding: 0.3rem 0.75rem;
            border-radius: 50px;
            letter-spacing: 0.02em;
        }
        .news-card-body {
            padding: var(--space-lg);
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }
        .news-card-meta {
            display: flex;
            align-items: center;
            gap: var(--space-md);
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }
        .news-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .news-card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            line-height: 1.45;
            margin-bottom: 0;
            color: var(--color-text);
        }
        .news-card-body h3 a {
            color: inherit;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card-body h3 a:hover {
            color: var(--color-primary-light);
        }
        .news-card-body p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.55;
            margin-bottom: 0;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }
        .news-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: var(--space-sm);
            border-top: 1px solid var(--color-border-light);
            font-size: 0.85rem;
            color: var(--color-text-muted);
        }
        .news-card-footer .read-more {
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.85rem;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition-fast);
        }
        .news-card-footer .read-more:hover {
            color: var(--color-accent);
            gap: 8px;
        }
        .news-card-footer .read-more i {
            font-size: 0.7rem;
            transition: transform var(--transition-fast);
        }
        .news-card-footer .read-more:hover i {
            transform: translateX(3px);
        }

        /* ========== FEATURED NEWS (LARGE CARD) ========== */
        .featured-news-row {
            display: grid;
            grid-template-columns: 1.3fr 1fr;
            gap: var(--space-xl);
            margin-bottom: var(--space-2xl);
            align-items: stretch;
        }
        @media (max-width: 768px) {
            .featured-news-row {
                grid-template-columns: 1fr;
            }
        }
        .featured-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            position: relative;
        }
        .featured-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .featured-card-img {
            position: relative;
            width: 100%;
            padding-top: 50%;
            overflow: hidden;
            background: var(--color-bg-alt);
        }
        .featured-card-img img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .featured-card:hover .featured-card-img img {
            transform: scale(1.05);
        }
        .featured-card-body {
            padding: var(--space-xl);
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }
        .featured-card-body .badge-row {
            display: flex;
            gap: var(--space-sm);
            flex-wrap: wrap;
        }
        .featured-card-body .badge-tag {
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.25rem 0.7rem;
            border-radius: 50px;
            background: #fef3e0;
            color: #b8780a;
        }
        .featured-card-body .badge-tag.hot {
            background: #fde8e8;
            color: #c0392b;
        }
        .featured-card-body h3 {
            font-size: 1.35rem;
            font-weight: 700;
            line-height: 1.4;
        }
        .featured-card-body h3 a {
            color: var(--color-text);
        }
        .featured-card-body h3 a:hover {
            color: var(--color-primary-light);
        }
        .featured-card-body p {
            color: var(--color-text-secondary);
            font-size: 0.95rem;
            line-height: 1.6;
        }
        .featured-card-meta {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            display: flex;
            gap: var(--space-lg);
            flex-wrap: wrap;
        }
        .featured-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .sidebar-news-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-md);
        }
        .sidebar-news-item {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            padding: var(--space-lg);
            border: 1px solid var(--color-border-light);
            display: flex;
            gap: var(--space-md);
            align-items: flex-start;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .sidebar-news-item:hover {
            box-shadow: var(--shadow-sm);
            border-color: var(--color-border);
        }
        .sidebar-news-thumb {
            width: 72px;
            height: 72px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--color-bg-alt);
        }
        .sidebar-news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .sidebar-news-info {
            flex: 1;
            min-width: 0;
        }
        .sidebar-news-info h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 4px;
            line-height: 1.35;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .sidebar-news-info .side-meta {
            font-size: 0.78rem;
            color: var(--color-text-muted);
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--space-lg);
            margin-top: var(--space-2xl);
        }
        @media (max-width: 768px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 480px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
            }
        }
        .stat-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: var(--space-xl);
            text-align: center;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-base);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-icon {
            width: 48px;
            height: 48px;
            margin: 0 auto var(--space-sm);
            border-radius: var(--radius-full);
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--color-primary);
        }
        .stat-card .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: -0.02em;
            line-height: 1;
        }
        .stat-card .stat-label {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        /* ========== TOPIC CLOUD ========== */
        .topic-cloud-wrap {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: var(--space-2xl);
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
        }
        .topic-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-sm);
            justify-content: center;
        }
        .topic-pill {
            display: inline-block;
            padding: 0.55rem 1.2rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            background: var(--color-bg-alt);
            color: var(--color-text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
            border: 1.5px solid transparent;
            white-space: nowrap;
        }
        .topic-pill:hover {
            background: #fefbf3;
            border-color: var(--color-accent);
            color: var(--color-primary);
            transform: translateY(-1px);
        }
        .topic-pill.lg {
            font-size: 1.05rem;
            padding: 0.65rem 1.4rem;
            font-weight: 700;
            background: #fef9ee;
            color: #8b6508;
        }
        .topic-pill.md {
            font-size: 0.9rem;
            font-weight: 600;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }
        .faq-item {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-xs);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            text-align: left;
            padding: var(--space-lg) var(--space-xl);
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--space-md);
            transition: all var(--transition-fast);
            font-family: var(--font-stack);
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-question i {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--color-accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 var(--space-xl);
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 var(--space-xl) var(--space-lg);
        }
        .faq-answer p {
            color: var(--color-text-secondary);
            font-size: 0.95rem;
            line-height: 1.65;
            margin-bottom: 0;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 40%, var(--color-primary-light) 100%);
            color: #fff;
            padding: var(--space-4xl) 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -60px;
            width: 240px;
            height: 240px;
            background: rgba(255,255,255,0.04);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -50px;
            left: -40px;
            width: 200px;
            height: 200px;
            background: rgba(255,255,255,0.03);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: var(--space-sm);
        }
        .cta-section p {
            color: rgba(255,255,255,0.85);
            font-size: 1.05rem;
            margin-bottom: var(--space-xl);
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-accent);
            color: #1a1a1a;
            font-weight: 700;
            font-size: 1.05rem;
            padding: 0.85rem 2.2rem;
            border-radius: 50px;
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
            text-decoration: none;
            box-shadow: 0 6px 24px rgba(232,168,23,0.35);
            letter-spacing: 0.01em;
        }
        .btn-cta:hover {
            background: var(--color-accent-hover);
            color: #fff;
            box-shadow: 0 10px 32px rgba(232,168,23,0.5);
            transform: translateY(-2px);
        }
        .btn-cta i {
            font-size: 0.9rem;
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.7rem 1.6rem;
            border-radius: 50px;
            border: 2px solid rgba(255,255,255,0.5);
            cursor: pointer;
            transition: all var(--transition-base);
            text-decoration: none;
        }
        .btn-outline-light:hover {
            background: rgba(255,255,255,0.12);
            border-color: #fff;
            color: #fff;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-bg-dark);
            color: rgba(255,255,255,0.75);
            padding: var(--space-3xl) 0 var(--space-xl);
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: var(--space-2xl);
            margin-bottom: var(--space-2xl);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-xl);
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }
        .footer-brand .logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            display: block;
            margin-bottom: var(--space-sm);
        }
        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.6;
            color: rgba(255,255,255,0.6);
            margin-bottom: 0;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: var(--space-md);
            letter-spacing: 0.01em;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 0.4rem;
        }
        .footer-col ul li a {
            color: rgba(255,255,255,0.6);
            font-size: 0.85rem;
            transition: all var(--transition-fast);
            padding: 3px 0;
            display: inline-block;
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.12);
            padding-top: var(--space-lg);
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255,255,255,0.45);
        }

        /* ========== SUBSCRIBE BOX ========== */
        .subscribe-box {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: var(--space-2xl);
            text-align: center;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            max-width: 600px;
            margin: 0 auto;
        }
        .subscribe-box h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: var(--space-sm);
        }
        .subscribe-box p {
            color: var(--color-text-secondary);
            font-size: 0.9rem;
            margin-bottom: var(--space-lg);
        }
        .subscribe-form {
            display: flex;
            gap: var(--space-sm);
            max-width: 440px;
            margin: 0 auto;
        }
        @media (max-width: 520px) {
            .subscribe-form {
                flex-direction: column;
            }
        }
        .subscribe-form input {
            flex: 1;
            padding: 0.75rem 1rem;
            border-radius: 50px;
            border: 1.5px solid var(--color-border);
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            background: var(--color-bg);
        }
        .subscribe-form input:focus {
            outline: none;
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(232,168,23,0.12);
            background: #fff;
        }
        .subscribe-form button {
            padding: 0.75rem 1.6rem;
            border-radius: 50px;
            background: var(--color-primary);
            color: #fff;
            font-weight: 700;
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
            font-size: 0.9rem;
        }
        .subscribe-form button:hover {
            background: var(--color-primary-dark);
            box-shadow: var(--shadow-md);
        }

        /* ========== PAGINATION ========== */
        .pagination-row {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: var(--space-sm);
            margin-top: var(--space-2xl);
            flex-wrap: wrap;
        }
        .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.9rem;
            background: var(--color-surface);
            border: 1.5px solid var(--color-border);
            color: var(--color-text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .page-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-primary);
            background: #fefbf3;
        }
        .page-btn.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            font-weight: 700;
        }
        .page-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* ========== MISC UTILITY ========== */
        .text-accent { color: var(--color-accent); }
        .text-muted { color: var(--color-text-muted); }
        .mt-0 { margin-top: 0; }
        .mb-0 { margin-bottom: 0; }
        .mb-lg { margin-bottom: var(--space-lg); }
        .mb-xl { margin-bottom: var(--space-xl); }
        .gap-md { gap: var(--space-md); }