/* roulang page: index */
:root {
            --bg-primary: #0E1013;
            --bg-secondary: #16181D;
            --bg-tertiary: #1F2329;
            --accent: #C6A15B;
            --accent-soft: rgba(198, 161, 91, 0.15);
            --accent-glow: rgba(198, 161, 91, 0.35);
            --text-light: #F5F2EB;
            --text-mid: #9CA3AF;
            --text-dark-mid: #4B5563;
            --text-secondary: #B8B4A8;
            --border-dark: #1F2329;
            --border-light: #E5E2D8;
            --heat: #A63D2F;
            --success: #3D8B63;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-pill: 999px;
            --radius-img: 8px;
            --shadow-card: 0 1px 3px rgba(0,0,0,0.3);
            --shadow-hover: 0 12px 32px rgba(0,0,0,0.5), 0 0 0 1px var(--accent) inset;
            --shadow-light: 0 4px 12px rgba(0,0,0,0.06);
            --transition-fast: 180ms ease-out;
            --transition-med: 320ms ease-out;
            --transition-slow: 900ms ease-out;
            --font-cn: 'PingFang SC','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;
            --font-num: 'Inter','SF Pro Display',system-ui,-apple-system,sans-serif;
            --container-max: 1200px;
            --section-pad: 96px;
            --section-pad-mobile: 64px;
        }

        *,*::before,*::after{
            box-sizing:border-box;
            margin:0;
            padding:0;
        }

        html{
            scroll-behavior:smooth;
            -webkit-text-size-adjust:100%;
        }

        body{
            font-family:var(--font-cn);
            font-size:16px;
            font-weight:400;
            line-height:1.7;
            color:var(--text-light);
            background-color:var(--bg-primary);
            -webkit-font-smoothing:antialiased;
            -moz-osx-font-smoothing:grayscale;
            overflow-x:hidden;
            letter-spacing:0;
        }

        img{
            max-width:100%;
            height:auto;
            display:block;
            border-radius:var(--radius-img);
        }

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

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

        button,input,select,textarea{
            font-family:inherit;
            font-size:inherit;
            line-height:inherit;
            color:inherit;
        }

        button{
            cursor:pointer;
            border:none;
            background:none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible{
            outline:2px solid var(--accent);
            outline-offset:2px;
            border-radius:4px;
        }

        .container{
            max-width:var(--container-max);
            margin-inline:auto;
            padding-inline:20px;
        }

        .sr-only{
            position:absolute;
            width:1px;
            height:1px;
            padding:0;
            margin:-1px;
            overflow:hidden;
            clip:rect(0,0,0,0);
            white-space:nowrap;
            border:0;
        }

        /* ============ HEADER & NAV ============ */
        .site-header{
            position:relative;
            z-index:100;
            background:rgba(14,16,19,0.92);
            backdrop-filter:blur(16px);
            -webkit-backdrop-filter:blur(16px);
            border-bottom:1px solid var(--border-dark);
            transition:background var(--transition-fast);
        }

        .site-header.scrolled{
            background:rgba(14,16,19,0.98);
            box-shadow:0 4px 20px rgba(0,0,0,0.45);
        }

        .header-row{
            display:flex;
            align-items:center;
            justify-content:space-between;
            gap:16px;
            flex-wrap:wrap;
            padding-block:14px 6px;
        }

        .brand-logo{
            display:flex;
            align-items:center;
            gap:8px;
            font-size:20px;
            font-weight:700;
            letter-spacing:-0.02em;
            color:var(--text-light);
            white-space:nowrap;
        }

        .brand-logo .brand-highlight{
            color:var(--accent);
        }

        .brand-logo .brand-icon{
            width:32px;
            height:32px;
            border-radius:8px;
            background:var(--accent);
            display:inline-flex;
            align-items:center;
            justify-content:center;
            color:var(--bg-primary);
            font-size:16px;
            font-weight:800;
            flex-shrink:0;
        }

        .header-search{
            display:flex;
            align-items:center;
            flex:1;
            max-width:420px;
            min-width:200px;
        }

        .header-search input{
            width:100%;
            padding:10px 18px;
            border-radius:var(--radius-pill);
            border:1px solid var(--border-dark);
            background:rgba(255,255,255,0.05);
            color:var(--text-light);
            font-size:14px;
            letter-spacing:0.01em;
            transition:border-color var(--transition-fast), background var(--transition-fast);
        }

        .header-search input::placeholder{
            color:var(--text-mid);
            letter-spacing:0.02em;
        }

        .header-search input:focus{
            border-color:var(--accent);
            background:rgba(255,255,255,0.08);
            outline:none;
            box-shadow:0 0 0 3px var(--accent-soft);
        }

        .header-cta{
            display:inline-flex;
            align-items:center;
            gap:6px;
            background:var(--accent);
            color:var(--bg-primary);
            font-weight:600;
            font-size:14px;
            padding:10px 22px;
            border-radius:var(--radius-btn);
            letter-spacing:0.02em;
            transition:transform var(--transition-fast), box-shadow var(--transition-fast);
            white-space:nowrap;
        }

        .header-cta:hover{
            transform:translateY(-2px);
            box-shadow:0 8px 24px rgba(198,161,91,0.35);
            color:var(--bg-primary);
        }

        .header-cta:active{
            transform:translateY(0);
            box-shadow:none;
        }

        /* Channel Tabs */
        .channel-nav{
            padding-block:8px 14px;
            overflow-x:auto;
            -webkit-overflow-scrolling:touch;
            scrollbar-width:none;
            -ms-overflow-style:none;
        }

        .channel-nav::-webkit-scrollbar{
            display:none;
        }

        .channel-tabs{
            display:flex;
            gap:8px;
            flex-wrap:nowrap;
            min-width:max-content;
        }

        .channel-tab{
            display:inline-flex;
            align-items:center;
            gap:6px;
            padding:7px 18px;
            border-radius:var(--radius-pill);
            border:1px solid var(--border-dark);
            color:var(--text-secondary);
            font-size:13px;
            font-weight:500;
            letter-spacing:0.04em;
            white-space:nowrap;
            transition:background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
            background:transparent;
        }

        .channel-tab:hover{
            background:var(--accent-soft);
            color:var(--text-light);
            border-color:rgba(198,161,91,0.4);
        }

        .channel-tab.active{
            background:var(--accent);
            color:var(--bg-primary);
            border-color:var(--accent);
            font-weight:600;
        }

        .channel-tab .tab-icon{
            font-size:14px;
        }

        @media (max-width: 768px){
            .header-row{
                flex-wrap:nowrap;
                gap:10px;
                padding-block:10px 4px;
            }
            .brand-logo{
                font-size:16px;
                letter-spacing:-0.01em;
            }
            .brand-logo .brand-icon{
                width:26px;
                height:26px;
                font-size:13px;
                border-radius:6px;
            }
            .header-search{
                max-width:none;
                flex:1;
                min-width:0;
            }
            .header-search input{
                font-size:12px;
                padding:8px 14px;
            }
            .header-cta{
                font-size:12px;
                padding:8px 14px;
                border-radius:8px;
            }
            .channel-nav{
                padding-block:6px 10px;
            }
            .channel-tab{
                font-size:12px;
                padding:5px 14px;
                letter-spacing:0.02em;
            }
        }

        @media (max-width: 420px){
            .header-cta{
                padding:8px 12px;
                font-size:11px;
            }
            .brand-logo{
                font-size:14px;
            }
            .brand-logo .brand-icon{
                width:22px;
                height:22px;
                font-size:11px;
            }
        }

        /* ============ HERO ============ */
        .hero{
            position:relative;
            min-height:520px;
            display:flex;
            align-items:center;
            overflow:hidden;
            background-color:var(--bg-primary);
            padding-block:60px 80px;
        }

        .hero-bg{
            position:absolute;
            inset:0;
            z-index:0;
            background-image:url('/assets/images/011471707a2cb76c.jpg');
            background-size:cover;
            background-position:center center;
            filter:brightness(0.5) saturate(0.85);
            transform:scale(1.03);
        }

        .hero-overlay{
            position:absolute;
            inset:0;
            z-index:1;
            background:radial-gradient(ellipse at 30% 50%, rgba(198,161,91,0.08) 0%, transparent 55%),
                       linear-gradient(180deg, rgba(14,16,19,0.5) 0%, rgba(14,16,19,0.85) 80%, var(--bg-primary) 100%);
        }

        .hero-inner{
            position:relative;
            z-index:2;
            width:100%;
            display:grid;
            grid-template-columns:1.2fr 0.8fr;
            gap:40px;
            align-items:center;
        }

        .hero-content{
            animation:fadeInUp 520ms ease-out both;
        }

        .hero-badge-row{
            display:flex;
            gap:10px;
            flex-wrap:wrap;
            margin-bottom:20px;
        }

        .hero-badge{
            display:inline-flex;
            align-items:center;
            gap:6px;
            padding:6px 14px;
            border-radius:var(--radius-pill);
            border:1px solid rgba(198,161,91,0.45);
            color:var(--accent);
            font-size:13px;
            letter-spacing:0.04em;
            background:rgba(198,161,91,0.08);
            backdrop-filter:blur(4px);
        }

        .hero-badge .dot{
            width:6px;
            height:6px;
            border-radius:50%;
            background:var(--accent);
            animation:pulse 2s ease-in-out infinite;
        }

        .hero h1{
            font-size:clamp(36px,6vw,64px);
            font-weight:700;
            line-height:1.1;
            letter-spacing:-0.02em;
            color:var(--text-light);
            margin-bottom:18px;
            text-wrap:balance;
        }

        .hero h1 .highlight{
            color:var(--accent);
            display:inline-block;
            position:relative;
        }

        .hero h1 .highlight::after{
            content:'';
            position:absolute;
            left:0;
            bottom:4px;
            width:100%;
            height:2px;
            background:var(--accent);
            border-radius:2px;
            opacity:0.6;
        }

        .hero-subtitle{
            font-size:18px;
            line-height:1.75;
            color:var(--text-secondary);
            max-width:560px;
            margin-bottom:28px;
            letter-spacing:0;
        }

        .hero-cta-row{
            display:flex;
            gap:14px;
            flex-wrap:wrap;
            align-items:center;
        }

        .btn-primary{
            display:inline-flex;
            align-items:center;
            gap:8px;
            background:var(--accent);
            color:var(--bg-primary);
            font-weight:600;
            font-size:15px;
            padding:13px 28px;
            border-radius:var(--radius-btn);
            letter-spacing:0.02em;
            transition:transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
            white-space:nowrap;
        }

        .btn-primary:hover{
            transform:translateY(-2px);
            box-shadow:0 10px 28px rgba(198,161,91,0.4);
            color:var(--bg-primary);
            background:#d4b26e;
        }

        .btn-primary:active{
            transform:translateY(0);
            box-shadow:0 4px 12px rgba(198,161,91,0.2);
        }

        .btn-secondary{
            display:inline-flex;
            align-items:center;
            gap:8px;
            background:transparent;
            color:var(--accent);
            font-weight:600;
            font-size:15px;
            padding:12px 26px;
            border-radius:var(--radius-btn);
            border:1px solid rgba(198,161,91,0.55);
            letter-spacing:0.02em;
            transition:background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
            white-space:nowrap;
        }

        .btn-secondary:hover{
            background:rgba(198,161,91,0.15);
            border-color:var(--accent);
            color:var(--text-light);
            transform:translateY(-2px);
        }

        .hero-visual{
            animation:fadeInUp 620ms ease-out 100ms both;
        }

        .hero-panel{
            background:rgba(22,24,29,0.85);
            backdrop-filter:blur(12px);
            border:1px solid var(--border-dark);
            border-radius:var(--radius-card);
            padding:28px 24px;
        }

        .hero-panel-title{
            font-size:14px;
            font-weight:600;
            letter-spacing:0.04em;
            color:var(--text-mid);
            margin-bottom:18px;
            text-transform:uppercase;
        }

        .hero-panel-list{
            list-style:none;
            display:flex;
            flex-direction:column;
            gap:14px;
        }

        .hero-panel-list li{
            display:flex;
            align-items:center;
            gap:12px;
            font-size:14px;
            color:var(--text-secondary);
            padding:10px 14px;
            border-radius:10px;
            background:rgba(255,255,255,0.03);
            border:1px solid rgba(255,255,255,0.04);
            transition:background var(--transition-fast), border-color var(--transition-fast);
        }

        .hero-panel-list li:hover{
            background:rgba(198,161,91,0.08);
            border-color:rgba(198,161,91,0.2);
        }

        .hero-panel-list .icon-box{
            width:34px;
            height:34px;
            border-radius:8px;
            background:var(--accent-soft);
            display:inline-flex;
            align-items:center;
            justify-content:center;
            font-size:16px;
            flex-shrink:0;
            color:var(--accent);
        }

        @media (max-width: 1024px){
            .hero-inner{
                grid-template-columns:1fr;
                gap:32px;
            }
            .hero-panel{
                max-width:600px;
            }
        }

        @media (max-width: 768px){
            .hero{
                min-height:auto;
                padding-block:40px 56px;
            }
            .hero h1{
                font-size:32px;
                line-height:1.2;
            }
            .hero-subtitle{
                font-size:15px;
                line-height:1.7;
            }
            .hero-badge{
                font-size:11px;
                padding:5px 12px;
            }
            .btn-primary,.btn-secondary{
                font-size:13px;
                padding:11px 20px;
            }
            .hero-cta-row{
                gap:10px;
            }
            .hero-panel{
                padding:20px 16px;
            }
            .hero-panel-list li{
                font-size:13px;
                padding:8px 10px;
            }
        }

        /* ============ SECTION COMMON ============ */
        main{
            display:block;
        }

        .section{
            padding-block:var(--section-pad);
        }

        .section-dark{
            background-color:var(--bg-primary);
        }

        .section-dark-alt{
            background-color:var(--bg-secondary);
        }

        .section-light{
            background-color:var(--bg-light, #F5F2EB);
            color:var(--bg-primary);
        }

        .section-light .section-title{
            color:var(--bg-primary);
        }

        .section-light .section-desc{
            color:var(--text-dark-mid);
        }

        .section-header{
            margin-bottom:48px;
        }

        .section-label{
            display:inline-block;
            padding:5px 16px;
            border-radius:var(--radius-pill);
            border:1px solid var(--accent);
            color:var(--accent);
            font-size:13px;
            font-weight:600;
            letter-spacing:0.04em;
            margin-bottom:14px;
            background:var(--accent-soft);
        }

        .section-title{
            font-size:clamp(24px,3.5vw,36px);
            font-weight:650;
            line-height:1.2;
            letter-spacing:-0.02em;
            color:var(--text-light);
            margin-bottom:12px;
            text-wrap:balance;
        }

        .section-desc{
            font-size:16px;
            line-height:1.75;
            color:var(--text-secondary);
            max-width:760px;
            letter-spacing:0;
        }

        @media (max-width: 768px){
            .section{
                padding-block:var(--section-pad-mobile);
            }
            .section-header{
                margin-bottom:32px;
            }
            .section-desc{
                font-size:14px;
                line-height:1.7;
            }
        }

        /* ============ METRICS ============ */
        .metrics-grid{
            display:grid;
            grid-template-columns:repeat(4,1fr);
            gap:20px;
        }

        .metric-card{
            background:var(--bg-secondary);
            border:1px solid var(--border-dark);
            border-radius:var(--radius-card);
            padding:28px 22px;
            text-align:center;
            transition:transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
            position:relative;
            overflow:hidden;
        }

        .metric-card::before{
            content:'';
            position:absolute;
            top:0;
            left:0;
            right:0;
            height:3px;
            background:var(--accent);
            opacity:0;
            transition:opacity var(--transition-fast);
            border-radius:var(--radius-card) var(--radius-card) 0 0;
        }

        .metric-card:hover{
            transform:translateY(-4px);
            box-shadow:var(--shadow-hover);
            border-color:rgba(198,161,91,0.4);
        }

        .metric-card:hover::before{
            opacity:1;
        }

        .metric-number{
            font-family:var(--font-num);
            font-size:clamp(28px,4vw,44px);
            font-weight:700;
            color:var(--accent);
            letter-spacing:-0.02em;
            line-height:1.1;
            margin-bottom:8px;
        }

        .metric-label{
            font-size:14px;
            font-weight:600;
            color:var(--text-light);
            letter-spacing:0.02em;
            margin-bottom:4px;
        }

        .metric-note{
            font-size:13px;
            color:var(--text-mid);
            letter-spacing:0;
        }

        @media (max-width: 1024px){
            .metrics-grid{
                grid-template-columns:repeat(2,1fr);
                gap:14px;
            }
        }

        @media (max-width: 520px){
            .metrics-grid{
                grid-template-columns:repeat(2,1fr);
                gap:10px;
            }
            .metric-card{
                padding:20px 14px;
            }
            .metric-number{
                font-size:24px;
            }
            .metric-label{
                font-size:12px;
            }
            .metric-note{
                font-size:11px;
            }
        }

        /* ============ RESOURCE CARDS ============ */
        .resource-grid{
            display:grid;
            grid-template-columns:repeat(4,1fr);
            gap:22px;
        }

        .resource-card{
            background:var(--bg-secondary);
            border:1px solid var(--border-dark);
            border-radius:var(--radius-card);
            overflow:hidden;
            transition:transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
            display:flex;
            flex-direction:column;
            animation:fadeInUp 420ms ease-out both;
            animation-delay:calc(var(--i,0) * 60ms);
        }

        .resource-card:hover{
            transform:translateY(-4px);
            box-shadow:var(--shadow-hover);
            border-color:rgba(198,161,91,0.35);
        }

        .resource-card-img{
            aspect-ratio:16/9;
            overflow:hidden;
            border-radius:var(--radius-img) var(--radius-img) 0 0;
            position:relative;
            background:var(--bg-tertiary);
        }

        .resource-card-img img{
            width:100%;
            height:100%;
            object-fit:cover;
            border-radius:var(--radius-img) var(--radius-img) 0 0;
            transition:transform var(--transition-med);
        }

        .resource-card:hover .resource-card-img img{
            transform:scale(1.06);
        }

        .resource-card-body{
            padding:18px 18px 20px;
            display:flex;
            flex-direction:column;
            gap:8px;
            flex:1;
        }

        .resource-card-tag{
            display:inline-flex;
            align-items:center;
            gap:4px;
            font-size:12px;
            font-weight:500;
            letter-spacing:0.03em;
            color:var(--accent);
            background:var(--accent-soft);
            padding:3px 10px;
            border-radius:var(--radius-pill);
            align-self:flex-start;
        }

        .resource-card-title{
            font-size:16px;
            font-weight:600;
            line-height:1.4;
            color:var(--text-light);
            letter-spacing:-0.01em;
            display:-webkit-box;
            -webkit-line-clamp:2;
            -webkit-box-orient:vertical;
            overflow:hidden;
        }

        .resource-card-title a{
            color:inherit;
        }

        .resource-card-title a:hover{
            color:var(--accent);
        }

        .resource-card-desc{
            font-size:13px;
            line-height:1.6;
            color:var(--text-mid);
            display:-webkit-box;
            -webkit-line-clamp:2;
            -webkit-box-orient:vertical;
            overflow:hidden;
            flex:1;
        }

        .resource-card-meta{
            display:flex;
            align-items:center;
            justify-content:space-between;
            gap:8px;
            font-size:12px;
            color:var(--text-mid);
            letter-spacing:0.01em;
        }

        .resource-card-rating{
            display:inline-flex;
            align-items:center;
            gap:3px;
            font-family:var(--font-num);
            font-weight:600;
            color:var(--accent);
            font-size:13px;
        }

        .resource-card-rating .star{
            color:var(--accent);
            font-size:12px;
        }

        @media (max-width: 1024px){
            .resource-grid{
                grid-template-columns:repeat(2,1fr);
                gap:16px;
            }
        }

        @media (max-width: 540px){
            .resource-grid{
                grid-template-columns:1fr;
                gap:14px;
            }
        }

        /* ============ RANKING LIST ============ */
        .ranking-list{
            display:flex;
            flex-direction:column;
            gap:12px;
            max-width:850px;
            margin-inline:auto;
        }

        .ranking-item{
            display:flex;
            align-items:center;
            gap:16px;
            background:var(--bg-secondary);
            border:1px solid var(--border-dark);
            border-radius:var(--radius-card);
            padding:16px 20px;
            transition:border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            position:relative;
            overflow:hidden;
        }

        .ranking-item::before{
            content:'';
            position:absolute;
            left:0;
            top:0;
            bottom:0;
            width:3px;
            background:var(--accent);
            opacity:0;
            transition:opacity var(--transition-fast);
        }

        .ranking-item:hover{
            border-color:rgba(198,161,91,0.35);
            transform:translateX(4px);
            box-shadow:var(--shadow-hover);
        }

        .ranking-item:hover::before{
            opacity:1;
        }

        .ranking-num{
            font-family:var(--font-num);
            font-size:32px;
            font-weight:700;
            color:var(--accent);
            opacity:0.35;
            letter-spacing:-0.02em;
            min-width:52px;
            text-align:center;
            flex-shrink:0;
        }

        .ranking-item:nth-child(1) .ranking-num,
        .ranking-item:nth-child(2) .ranking-num,
        .ranking-item:nth-child(3) .ranking-num{
            opacity:0.85;
            font-size:36px;
        }

        .ranking-content{
            flex:1;
            display:flex;
            flex-direction:column;
            gap:4px;
            min-width:0;
        }

        .ranking-title{
            font-size:15px;
            font-weight:600;
            color:var(--text-light);
            letter-spacing:-0.01em;
            white-space:nowrap;
            overflow:hidden;
            text-overflow:ellipsis;
        }

        .ranking-meta{
            display:flex;
            gap:12px;
            align-items:center;
            font-size:12px;
            color:var(--text-mid);
            flex-wrap:wrap;
        }

        .ranking-tag{
            display:inline-flex;
            padding:2px 10px;
            border-radius:var(--radius-pill);
            background:var(--accent-soft);
            color:var(--accent);
            font-size:11px;
            letter-spacing:0.03em;
        }

        .ranking-score{
            display:inline-flex;
            align-items:center;
            gap:3px;
            font-family:var(--font-num);
            font-weight:600;
            font-size:13px;
            color:var(--accent);
            flex-shrink:0;
        }

        @media (max-width: 540px){
            .ranking-item{
                padding:12px 14px;
                gap:10px;
            }
            .ranking-num{
                font-size:24px;
                min-width:36px;
            }
            .ranking-item:nth-child(1) .ranking-num,
            .ranking-item:nth-child(2) .ranking-num,
            .ranking-item:nth-child(3) .ranking-num{
                font-size:28px;
            }
            .ranking-title{
                font-size:13px;
            }
        }

        /* ============ CATEGORY ENTRY ============ */
        .section-light{
            background-color:#F5F2EB;
        }

        .section-light .section-title{
            color:#0E1013;
        }

        .section-light .section-desc{
            color:#4B5563;
        }

        .section-light .section-label{
            background:rgba(198,161,91,0.15);
            color:#8A6D3B;
            border-color:#C6A15B;
        }

        .category-grid{
            display:grid;
            grid-template-columns:repeat(4,1fr);
            gap:16px;
        }

        .category-card{
            display:flex;
            align-items:center;
            gap:14px;
            background:#FFFFFF;
            border:1px solid var(--border-light);
            border-radius:var(--radius-card);
            padding:18px 16px;
            text-decoration:none;
            color:#0E1013;
            transition:transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
            box-shadow:var(--shadow-light);
        }

        .category-card:hover{
            transform:translateY(-3px);
            box-shadow:0 10px 28px rgba(0,0,0,0.12);
            border-color:var(--accent);
            color:#0E1013;
        }

        .category-card-icon{
            width:44px;
            height:44px;
            border-radius:10px;
            background:var(--accent-soft);
            display:flex;
            align-items:center;
            justify-content:center;
            font-size:20px;
            flex-shrink:0;
        }

        .category-card-info{
            flex:1;
            min-width:0;
        }

        .category-card-name{
            font-size:15px;
            font-weight:600;
            letter-spacing:-0.01em;
            color:#0E1013;
        }

        .category-card-count{
            font-size:12px;
            color:#6B7280;
            letter-spacing:0.01em;
        }

        @media (max-width: 1024px){
            .category-grid{
                grid-template-columns:repeat(2,1fr);
            }
        }

        @media (max-width: 540px){
            .category-grid{
                grid-template-columns:1fr;
            }
            .category-card{
                padding:14px 14px;
            }
        }

        /* ============ COMPARISON ============ */
        .compare-grid{
            display:grid;
            grid-template-columns:repeat(3,1fr);
            gap:16px;
            max-width:1000px;
            margin-inline:auto;
        }

        .compare-card{
            background:var(--bg-secondary);
            border:1px solid var(--border-dark);
            border-radius:var(--radius-card);
            padding:28px 22px;
            transition:transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
        }

        .compare-card.featured{
            border-color:var(--accent);
            box-shadow:0 0 0 1px var(--accent), 0 8px 28px rgba(198,161,91,0.15);
            position:relative;
        }

        .compare-card.featured::before{
            content:'推荐';
            position:absolute;
            top:-12px;
            left:50%;
            transform:translateX(-50%);
            background:var(--accent);
            color:var(--bg-primary);
            font-size:11px;
            font-weight:700;
            padding:3px 14px;
            border-radius:var(--radius-pill);
            letter-spacing:0.04em;
        }

        .compare-card:hover{
            transform:translateY(-4px);
            box-shadow:var(--shadow-hover);
            border-color:rgba(198,161,91,0.4);
        }

        .compare-card.featured:hover{
            border-color:var(--accent);
            box-shadow:0 0 0 1px var(--accent), 0 12px 36px rgba(198,161,91,0.25);
        }

        .compare-name{
            font-size:15px;
            font-weight:600;
            color:var(--text-light);
            letter-spacing:0.02em;
            margin-bottom:16px;
            padding-bottom:12px;
            border-bottom:1px solid var(--border-dark);
        }

        .compare-featured .compare-name{
            color:var(--accent);
        }

        .compare-list{
            list-style:none;
            display:flex;
            flex-direction:column;
            gap:12px;
        }

        .compare-list li{
            display:flex;
            align-items:center;
            gap:8px;
            font-size:13px;
            color:var(--text-secondary);
        }

        .compare-list .icon-check{
            width:20px;
            height:20px;
            border-radius:50%;
            background:var(--accent-soft);
            color:var(--accent);
            display:inline-flex;
            align-items:center;
            justify-content:center;
            font-size:11px;
            flex-shrink:0;
        }

        .compare-list .icon-dash{
            width:20px;
            height:20px;
            border-radius:50%;
            background:rgba(255,255,255,0.06);
            color:var(--text-mid);
            display:inline-flex;
            align-items:center;
            justify-content:center;
            font-size:11px;
            flex-shrink:0;
        }

        @media (max-width: 768px){
            .compare-grid{
                grid-template-columns:1fr;
                gap:20px;
            }
            .compare-card.featured::before{
                top:-10px;
            }
        }

        /* ============ TIMELINE ============ */
        .timeline{
            display:flex;
            flex-direction:column;
            gap:0;
            max-width:800px;
            margin-inline:auto;
            position:relative;
            padding-left:28px;
        }

        .timeline::before{
            content:'';
            position:absolute;
            left:10px;
            top:8px;
            bottom:8px;
            width:2px;
            background:linear-gradient(180deg, var(--accent), rgba(198,161,91,0.2));
            border-radius:2px;
        }

        .timeline-item{
            position:relative;
            padding:18px 0 18px 24px;
            transition:transform var(--transition-fast);
        }

        .timeline-item::before{
            content:'';
            position:absolute;
            left:-24px;
            top:26px;
            width:12px;
            height:12px;
            border-radius:50%;
            background:var(--accent);
            border:3px solid var(--bg-primary);
            box-shadow:0 0 0 2px var(--accent);
            transition:transform var(--transition-fast);
        }

        .timeline-item:hover::before{
            transform:scale(1.3);
        }

        .timeline-year{
            font-family:var(--font-num);
            font-size:18px;
            font-weight:700;
            color:var(--accent);
            letter-spacing:-0.01em;
            margin-bottom:4px;
        }

        .timeline-title{
            font-size:15px;
            font-weight:600;
            color:var(--text-light);
            letter-spacing:0;
            margin-bottom:4px;
        }

        .timeline-desc{
            font-size:13px;
            color:var(--text-mid);
            line-height:1.6;
        }

        @media (max-width: 540px){
            .timeline{
                padding-left:20px;
            }
            .timeline::before{
                left:6px;
            }
            .timeline-item::before{
                left:-20px;
                width:10px;
                height:10px;
            }
            .timeline-year{
                font-size:15px;
            }
        }

        /* ============ CMS NEWS ============ */
        .news-grid{
            display:grid;
            grid-template-columns:repeat(3,1fr);
            gap:22px;
        }

        .news-card{
            background:var(--bg-secondary);
            border:1px solid var(--border-dark);
            border-radius:var(--radius-card);
            overflow:hidden;
            transition:transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
            display:flex;
            flex-direction:column;
        }

        .news-card:hover{
            transform:translateY(-4px);
            box-shadow:var(--shadow-hover);
            border-color:rgba(198,161,91,0.35);
        }

        .news-card-img{
            aspect-ratio:16/9;
            overflow:hidden;
            background:var(--bg-tertiary);
            border-radius:var(--radius-img) var(--radius-img) 0 0;
            position:relative;
        }

        .news-card-img img{
            width:100%;
            height:100%;
            object-fit:cover;
            border-radius:var(--radius-img) var(--radius-img) 0 0;
            transition:transform var(--transition-med);
        }

        .news-card:hover .news-card-img img{
            transform:scale(1.06);
        }

        .news-card-body{
            padding:16px 18px 18px;
            display:flex;
            flex-direction:column;
            gap:8px;
            flex:1;
        }

        .news-card-title{
            font-size:15px;
            font-weight:600;
            line-height:1.45;
            color:var(--text-light);
            letter-spacing:-0.01em;
            display:-webkit-box;
            -webkit-line-clamp:2;
            -webkit-box-orient:vertical;
            overflow:hidden;
        }

        .news-card-desc{
            font-size:13px;
            line-height:1.6;
            color:var(--text-mid);
            display:-webkit-box;
            -webkit-line-clamp:2;
            -webkit-box-orient:vertical;
            overflow:hidden;
            flex:1;
        }

        .news-card-meta{
            display:flex;
            align-items:center;
            justify-content:space-between;
            gap:8px;
            font-size:12px;
            color:var(--text-mid);
        }

        .news-card-time{
            font-family:var(--font-num);
            color:var(--text-mid);
        }

        .news-empty{
            text-align:center;
            padding:60px 20px;
            background:var(--bg-secondary);
            border:1px dashed var(--border-dark);
            border-radius:var(--radius-card);
            color:var(--text-mid);
            font-size:15px;
            letter-spacing:0.02em;
        }

        @media (max-width: 1024px){
            .news-grid{
                grid-template-columns:repeat(2,1fr);
                gap:16px;
            }
        }

        @media (max-width: 540px){
            .news-grid{
                grid-template-columns:1fr;
                gap:14px;
            }
        }

        /* ============ SCORE CARDS ============ */
        .score-grid{
            display:grid;
            grid-template-columns:repeat(2,1fr);
            gap:20px;
            max-width:900px;
            margin-inline:auto;
        }

        .score-card-large{
            background:var(--bg-secondary);
            border:1px solid var(--border-dark);
            border-radius:var(--radius-card);
            overflow:hidden;
            transition:transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
            display:flex;
            flex-direction:column;
        }

        .score-card-large:hover{
            transform:translateY(-4px);
            box-shadow:var(--shadow-hover);
            border-color:rgba(198,161,91,0.35);
        }

        .score-card-img{
            aspect-ratio:21/9;
            overflow:hidden;
            background:var(--bg-tertiary);
            border-radius:var(--radius-img) var(--radius-img) 0 0;
            position:relative;
        }

        .score-card-img img{
            width:100%;
            height:100%;
            object-fit:cover;
            border-radius:var(--radius-img) var(--radius-img) 0 0;
        }

        .score-card-body{
            padding:18px 20px 20px;
            display:flex;
            flex-direction:column;
            gap:8px;
            flex:1;
        }

        .score-num{
            font-family:var(--font-num);
            font-size:36px;
            font-weight:700;
            color:var(--accent);
            letter-spacing:-0.02em;
            line-height:1;
            display:flex;
            align-items:baseline;
            gap:4px;
        }

        .score-num .unit{
            font-size:14px;
            font-weight:500;
            color:var(--text-mid);
        }

        .score-card-title{
            font-size:16px;
            font-weight:600;
            color:var(--text-light);
        }

        .score-card-tag{
            display:inline-flex;
            font-size:12px;
            color:var(--accent);
            background:var(--accent-soft);
            padding:3px 12px;
            border-radius:var(--radius-pill);
            align-self:flex-start;
            letter-spacing:0.03em;
        }

        @media (max-width: 768px){
            .score-grid{
                grid-template-columns:1fr;
                gap:16px;
            }
            .score-num{
                font-size:28px;
            }
        }

        /* ============ SCENE CARDS ============ */
        .scene-grid{
            display:grid;
            grid-template-columns:repeat(4,1fr);
            gap:16px;
        }

        .scene-card{
            background:var(--bg-secondary);
            border:1px solid var(--border-dark);
            border-radius:var(--radius-card);
            padding:20px 16px;
            text-align:center;
            transition:transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
            cursor:pointer;
            text-decoration:none;
            color:inherit;
            display:flex;
            flex-direction:column;
            gap:8px;
            align-items:center;
        }

        .scene-card:hover{
            transform:translateY(-3px);
            box-shadow:var(--shadow-hover);
            border-color:rgba(198,161,91,0.35);
            color:inherit;
        }

        .scene-icon{
            width:48px;
            height:48px;
            border-radius:12px;
            background:var(--accent-soft);
            display:flex;
            align-items:center;
            justify-content:center;
            font-size:22px;
            border:1px solid rgba(198,161,91,0.3);
        }

        .scene-name{
            font-size:14px;
            font-weight:600;
            color:var(--text-light);
            letter-spacing:0;
        }

        .scene-desc{
            font-size:12px;
            color:var(--text-mid);
            line-height:1.5;
        }

        @media (max-width: 1024px){
            .scene-grid{
                grid-template-columns:repeat(2,1fr);
            }
        }

        @media (max-width: 540px){
            .scene-grid{
                grid-template-columns:1fr 1fr;
                gap:10px;
            }
            .scene-card{
                padding:16px 10px;
            }
        }

        /* ============ GUARANTEE ============ */
        .guarantee-grid{
            display:grid;
            grid-template-columns:repeat(4,1fr);
            gap:20px;
        }

        .guarantee-item{
            background:var(--bg-secondary);
            border:1px solid var(--border-dark);
            border-radius:var(--radius-card);
            padding:24px 18px;
            display:flex;
            flex-direction:column;
            gap:10px;
            transition:transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
        }

        .guarantee-item:hover{
            transform:translateY(-3px);
            box-shadow:var(--shadow-hover);
            border-color:rgba(198,161,91,0.35);
        }

        .guarantee-icon{
            width:40px;
            height:40px;
            border-radius:10px;
            border:1px solid var(--accent);
            display:flex;
            align-items:center;
            justify-content:center;
            font-size:18px;
            color:var(--accent);
            margin-bottom:4px;
        }

        .guarantee-title{
            font-size:15px;
            font-weight:600;
            color:var(--text-light);
            letter-spacing:0;
        }

        .guarantee-desc{
            font-size:13px;
            color:var(--text-mid);
            line-height:1.6;
        }

        @media (max-width: 1024px){
            .guarantee-grid{
                grid-template-columns:repeat(2,1fr);
            }
        }

        @media (max-width: 540px){
            .guarantee-grid{
                grid-template-columns:1fr;
                gap:14px;
            }
        }

        /* ============ QUICK ANSWERS ============ */
        .qa-grid{
            display:grid;
            grid-template-columns:repeat(3,1fr);
            gap:16px;
            max-width:1000px;
            margin-inline:auto;
        }

        .qa-card{
            background:var(--bg-secondary);
            border:1px solid var(--border-dark);
            border-radius:var(--radius-card);
            padding:18px 16px;
            transition:border-color var(--transition-fast), transform var(--transition-fast);
        }

        .qa-card:hover{
            border-color:rgba(198,161,91,0.35);
            transform:translateY(-2px);
        }

        .qa-question{
            font-size:14px;
            font-weight:600;
            color:var(--text-light);
            margin-bottom:8px;
            letter-spacing:0;
        }

        .qa-answer{
            font-size:13px;
            color:var(--text-mid);
            line-height:1.6;
        }

        @media (max-width: 768px){
            .qa-grid{
                grid-template-columns:1fr;
                gap:12px;
            }
        }

        /* ============ FAQ ACCORDION ============ */
        .faq-list{
            max-width:820px;
            margin-inline:auto;
            display:flex;
            flex-direction:column;
            gap:10px;
        }

        .faq-item{
            background:var(--bg-secondary);
            border:1px solid var(--border-dark);
            border-radius:var(--radius-card);
            overflow:hidden;
            transition:border-color var(--transition-fast);
        }

        .faq-item.active{
            border-left:3px solid var(--accent);
            border-color:rgba(198,161,91,0.4);
        }

        .faq-question{
            width:100%;
            display:flex;
            align-items:center;
            justify-content:space-between;
            gap:12px;
            padding:18px 20px;
            font-size:15px;
            font-weight:600;
            color:var(--text-light);
            letter-spacing:0;
            cursor:pointer;
            text-align:left;
            transition:color var(--transition-fast), background var(--transition-fast);
            background:transparent;
        }

        .faq-question:hover{
            color:var(--accent);
            background:rgba(198,161,91,0.04);
        }

        .faq-icon{
            width:28px;
            height:28px;
            border-radius:50%;
            border:1px solid rgba(198,161,91,0.4);
            display:inline-flex;
            align-items:center;
            justify-content:center;
            font-size:16px;
            color:var(--accent);
            flex-shrink:0;
            transition:transform var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
        }

        .faq-item.active .faq-icon{
            background:var(--accent);
            color:var(--bg-primary);
            transform:rotate(45deg);
        }

        .faq-answer{
            max-height:0;
            overflow:hidden;
            transition:max-height var(--transition-med);
        }

        .faq-answer-inner{
            padding:0 20px 20px;
            font-size:14px;
            color:var(--text-mid);
            line-height:1.75;
        }

        @media (max-width: 540px){
            .faq-question{
                font-size:14px;
                padding:14px 14px;
            }
            .faq-answer-inner{
                padding:0 14px 16px;
                font-size:13px;
            }
        }

        /* ============ FORM ============ */
        .form-section{
            background:linear-gradient(180deg, var(--bg-primary) 0%, #1a160f 100%);
            position:relative;
            overflow:hidden;
        }

        .form-section::before{
            content:'';
            position:absolute;
            top:20%;
            left:50%;
            transform:translateX(-50%);
            width:600px;
            height:400px;
            background:radial-gradient(ellipse, rgba(198,161,91,0.08) 0%, transparent 70%);
            border-radius:50%;
            pointer-events:none;
        }

        .form-card{
            max-width:560px;
            margin-inline:auto;
            background:var(--bg-secondary);
            border:1px solid var(--border-dark);
            border-radius:var(--radius-card);
            padding:40px 36px;
            text-align:center;
            position:relative;
            z-index:1;
        }

        .form-title{
            font-size:24px;
            font-weight:650;
            letter-spacing:-0.02em;
            color:var(--text-light);
            margin-bottom:8px;
        }

        .form-desc{
            font-size:14px;
            color:var(--text-mid);
            margin-bottom:24px;
            line-height:1.6;
        }

        .form-group{
            display:flex;
            flex-direction:column;
            gap:6px;
            margin-bottom:18px;
            text-align:left;
        }

        .form-group label{
            font-size:13px;
            font-weight:500;
            color:var(--text-secondary);
            letter-spacing:0.02em;
        }

        .form-group input[type="text"],
        .form-group input[type="email"],
        .form-group input[type="tel"]{
            padding:12px 16px;
            border-radius:var(--radius-btn);
            border:1px solid var(--border-dark);
            background:rgba(255,255,255,0.04);
            color:var(--text-light);
            font-size:14px;
            transition:border-color var(--transition-fast), box-shadow var(--transition-fast);
            width:100%;
        }

        .form-group input:focus{
            border-color:var(--accent);
            box-shadow:0 0 0 3px var(--accent-soft);
            outline:none;
        }

        .form-radio-group{
            display:flex;
            gap:10px;
            flex-wrap:wrap;
        }

        .form-radio-label{
            display:inline-flex;
            align-items:center;
            gap:6px;
            padding:8px 16px;
            border-radius:var(--radius-pill);
            border:1px solid var(--border-dark);
            font-size:13px;
            color:var(--text-secondary);
            cursor:pointer;
            transition:border-color var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
        }

        .form-radio-label:hover{
            border-color:var(--accent);
            color:var(--text-light);
        }

        .form-radio-label input[type="radio"]{
            appearance:none;
            width:14px;
            height:14px;
            border-radius:50%;
            border:2px solid var(--text-mid);
            transition:border-color var(--transition-fast), background var(--transition-fast);
            cursor:pointer;
        }

        .form-radio-label input[type="radio"]:checked{
            border-color:var(--accent);
            background:var(--accent);
            box-shadow:inset 0 0 0 3px var(--bg-primary);
        }

        .form-submit{
            width:100%;
            padding:14px 28px;
            background:var(--accent);
            color:var(--bg-primary);
            font-weight:600;
            font-size:15px;
            border-radius:var(--radius-btn);
            letter-spacing:0.02em;
            transition:transform var(--transition-fast), box-shadow var(--transition-fast);
            border:none;
            cursor:pointer;
        }

        .form-submit:hover{
            transform:translateY(-2px);
            box-shadow:0 10px 28px rgba(198,161,91,0.35);
        }

        .form-submit:active{
            transform:translateY(0);
        }

        .form-privacy{
            font-size:12px;
            color:rgba(156,163,175,0.7);
            margin-top:14px;
            line-height:1.5;
        }

        @media (max-width: 540px){
            .form-card{
                padding:28px 18px;
                border-radius:12px;
            }
            .form-title{
                font-size:20px;
            }
            .form-radio-label{
                font-size:12px;
                padding:6px 12px;
            }
        }

        /* ============ CTA BANNER ============ */
        .cta-banner{
            background:var(--bg-primary);
            padding-block:72px;
            text-align:center;
            position:relative;
            overflow:hidden;
        }

        .cta-banner::before{
            content:'';
            position:absolute;
            top:0;
            left:50%;
            transform:translateX(-50%);
            width:800px;
            height:300px;
            background:radial-gradient(ellipse, rgba(198,161,91,0.1) 0%, transparent 70%);
            pointer-events:none;
        }

        .cta-banner h2{
            font-size:clamp(28px,4vw,42px);
            font-weight:700;
            letter-spacing:-0.02em;
            color:var(--text-light);
            margin-bottom:16px;
            position:relative;
            z-index:1;
        }

        .cta-banner p{
            font-size:16px;
            color:var(--text-secondary);
            margin-bottom:28px;
            position:relative;
            z-index:1;
            max-width:520px;
            margin-inline:auto;
        }

        .cta-banner .btn-row{
            display:flex;
            gap:14px;
            justify-content:center;
            flex-wrap:wrap;
            position:relative;
            z-index:1;
        }

        @media (max-width: 540px){
            .cta-banner{
                padding-block:52px;
            }
            .cta-banner h2{
                font-size:24px;
            }
        }

        /* ============ FOOTER ============ */
        .site-footer{
            background:var(--bg-secondary);
            border-top:1px solid var(--border-dark);
            padding-block:56px 28px;
        }

        .footer-grid{
            display:grid;
            grid-template-columns:1.4fr 1fr 1fr 1fr;
            gap:32px;
            margin-bottom:40px;
        }

        .footer-brand .brand-logo{
            margin-bottom:12px;
        }

        .footer-brand p{
            font-size:13px;
            color:var(--text-mid);
            line-height:1.7;
            max-width:280px;
        }

        .footer-col h3{
            font-size:14px;
            font-weight:600;
            color:var(--text-light);
            letter-spacing:0.04em;
            margin-bottom:14px;
        }

        .footer-col ul{
            list-style:none;
            display:flex;
            flex-direction:column;
            gap:8px;
        }

        .footer-col ul li a{
            font-size:13px;
            color:var(--text-mid);
            letter-spacing:0.01em;
            transition:color var(--transition-fast), padding-left var(--transition-fast);
        }

        .footer-col ul li a:hover{
            color:var(--accent);
            padding-left:4px;
        }

        .footer-bottom{
            border-top:1px solid var(--border-dark);
            padding-top:20px;
            display:flex;
            align-items:center;
            justify-content:space-between;
            gap:12px;
            flex-wrap:wrap;
        }

        .footer-bottom p{
            font-size:12px;
            color:rgba(156,163,175,0.6);
            letter-spacing:0.01em;
        }

        @media (max-width: 1024px){
            .footer-grid{
                grid-template-columns:1fr 1fr;
                gap:28px;
            }
        }

        @media (max-width: 540px){
            .footer-grid{
                grid-template-columns:1fr;
                gap:24px;
            }
            .footer-bottom{
                flex-direction:column;
                text-align:center;
            }
        }

        /* ============ ANIMATIONS ============ */
        @keyframes fadeInUp{
            from{
                opacity:0;
                transform:translateY(14px);
            }
            to{
                opacity:1;
                transform:translateY(0);
            }
        }

        @keyframes pulse{
            0%,100%{ opacity:1; }
            50%{ opacity:0.35; }
        }

        .animate-in{
            opacity:0;
            transform:translateY(16px);
            transition:opacity var(--transition-med), transform var(--transition-med);
        }

        .animate-in.visible{
            opacity:1;
            transform:translateY(0);
        }

        @media (prefers-reduced-motion: reduce){
            *,*::before,*::after{
                animation-duration:0.01ms !important;
                animation-iteration-count:1 !important;
                transition-duration:0.01ms !important;
            }
            html{
                scroll-behavior:auto;
            }
            .animate-in{
                opacity:1;
                transform:none;
            }
        }

        /* ============ MISC ============ */
        .text-accent{
            color:var(--accent);
        }

        .text-mid{
            color:var(--text-mid);
        }

        .text-sm{
            font-size:13px;
        }

        .flex-center{
            display:flex;
            align-items:center;
            justify-content:center;
        }

        .gap-8{
            gap:8px;
        }

        .mt-16{
            margin-top:16px;
        }

        .mb-16{
            margin-bottom:16px;
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0E1013;
            --bg-secondary: #16181D;
            --bg-tertiary: #1F2329;
            --accent: #C6A15B;
            --accent-soft: rgba(198, 161, 91, 0.15);
            --accent-glow: rgba(198, 161, 91, 0.35);
            --text-light: #F5F2EB;
            --text-mid: #9CA3AF;
            --text-dark-mid: #4B5563;
            --text-secondary: #B8B4A8;
            --border-dark: #1F2329;
            --border-light: #E5E2D8;
            --heat: #A63D2F;
            --success: #3D8B63;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-pill: 999px;
            --radius-img: 8px;
            --shadow-card: 0 1px 3px rgba(0,0,0,0.3);
            --shadow-hover: 0 12px 32px rgba(0,0,0,0.5), 0 0 0 1px var(--accent) inset;
            --shadow-light: 0 4px 12px rgba(0,0,0,0.06);
            --transition-fast: 180ms ease-out;
            --transition-med: 320ms ease-out;
            --transition-slow: 900ms ease-out;
            --font-cn: 'PingFang SC','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;
            --font-num: 'Inter','SF Pro Display',system-ui,-apple-system,sans-serif;
            --container-max: 1200px;
            --section-pad: 96px;
            --section-pad-mobile: 64px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            font-size: 16px;
            font-weight: 400;
            line-height: 1.7;
            color: var(--text-light);
            background-color: var(--bg-primary);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            letter-spacing: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-img);
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            max-width: var(--container-max);
            margin-inline: auto;
            padding-inline: 20px;
        }

        /* ============ HEADER & NAV ============ */
        .site-header {
            position: relative;
            z-index: 100;
            background: rgba(14,16,19,0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-dark);
            transition: background var(--transition-fast);
        }
        .site-header.scrolled {
            background: rgba(14,16,19,0.98);
            box-shadow: 0 4px 20px rgba(0,0,0,0.45);
        }
        .header-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-block: 14px 6px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--text-light);
            white-space: nowrap;
        }
        .brand-logo .brand-highlight {
            color: var(--accent);
        }
        .brand-logo .brand-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--accent);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--bg-primary);
            font-size: 16px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .header-search {
            display: flex;
            align-items: center;
            flex: 1;
            max-width: 420px;
            min-width: 200px;
        }
        .header-search input {
            width: 100%;
            padding: 10px 18px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-dark);
            background: rgba(255,255,255,0.05);
            color: var(--text-light);
            font-size: 14px;
            letter-spacing: 0.01em;
            transition: border-color var(--transition-fast), background var(--transition-fast);
        }
        .header-search input::placeholder {
            color: var(--text-mid);
            letter-spacing: 0.02em;
        }
        .header-search input:focus {
            border-color: var(--accent);
            background: rgba(255,255,255,0.08);
            outline: none;
            box-shadow: 0 0 0 3px var(--accent-soft);
        }
        .header-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent);
            color: var(--bg-primary);
            font-weight: 600;
            font-size: 14px;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            letter-spacing: 0.02em;
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
            white-space: nowrap;
        }
        .header-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(198,161,91,0.35);
            color: var(--bg-primary);
        }
        .channel-nav {
            padding-block: 6px 12px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--bg-tertiary) transparent;
        }
        .channel-nav::-webkit-scrollbar {
            height: 4px;
        }
        .channel-nav::-webkit-scrollbar-track {
            background: transparent;
        }
        .channel-nav::-webkit-scrollbar-thumb {
            background: var(--bg-tertiary);
            border-radius: 999px;
        }
        .channel-tabs {
            display: flex;
            gap: 8px;
            flex-wrap: nowrap;
            white-space: nowrap;
        }
        .channel-tab {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 7px 16px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-dark);
            color: var(--text-secondary);
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.04em;
            transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
        }
        .channel-tab .tab-icon {
            font-size: 13px;
            line-height: 1;
        }
        .channel-tab:hover {
            background: var(--accent-soft);
            border-color: var(--accent);
            color: var(--accent);
        }
        .channel-tab.active {
            background: var(--accent);
            color: var(--bg-primary);
            border-color: var(--accent);
            font-weight: 600;
        }

        /* ============ CATEGORY HERO ============ */
        .category-hero {
            position: relative;
            padding: 52px 0 40px;
            background: var(--bg-primary);
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/011471707a2cb76c.jpg') center / cover no-repeat;
            opacity: 0.18;
            pointer-events: none;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(14,16,19,0.35) 0%, rgba(14,16,19,0.92) 100%);
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-mid);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .breadcrumb a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .breadcrumb-sep {
            color: var(--text-dark-mid);
            font-size: 11px;
        }
        .breadcrumb .breadcrumb-current {
            color: var(--accent);
            font-weight: 500;
        }
        .category-hero h1 {
            font-size: clamp(28px, 4.5vw, 46px);
            font-weight: 700;
            line-height: 1.2;
            letter-spacing: -0.02em;
            color: var(--text-light);
            margin-bottom: 12px;
        }
        .category-hero h1 .highlight {
            color: var(--accent);
        }
        .category-hero .hero-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 640px;
            line-height: 1.7;
        }

        /* ============ FILTER BAR ============ */
        .filter-bar-section {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-dark);
            border-bottom: 1px solid var(--border-dark);
            padding: 18px 0;
            position: sticky;
            top: 0;
            z-index: 50;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .filter-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        .filter-sorts {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .sort-btn {
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            border: 1px solid var(--border-dark);
            background: transparent;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
        }
        .sort-btn:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: var(--accent-soft);
        }
        .sort-btn.active {
            background: var(--accent);
            color: var(--bg-primary);
            border-color: var(--accent);
        }
        .filter-pills {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .filter-pill {
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 400;
            color: var(--text-mid);
            border: 1px solid var(--border-dark);
            background: transparent;
            letter-spacing: 0.03em;
            transition: all var(--transition-fast);
        }
        .filter-pill:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .filter-pill.active {
            background: var(--accent-soft);
            color: var(--accent);
            border-color: var(--accent);
        }

        /* ============ RESOURCE LIST ============ */
        .resource-list-section {
            padding: 64px 0 80px;
            background: var(--bg-primary);
        }
        .section-head {
            margin-bottom: 32px;
        }
        .section-head h2 {
            font-size: clamp(22px, 3vw, 32px);
            font-weight: 650;
            line-height: 1.2;
            letter-spacing: -0.02em;
            color: var(--text-light);
            margin-bottom: 8px;
        }
        .resource-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .resource-card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
            display: flex;
            flex-direction: column;
        }
        .resource-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }
        .resource-card .card-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            border-radius: 0;
        }
        .resource-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform var(--transition-fast);
        }
        .resource-card:hover .card-cover img {
            transform: scale(1.05);
        }
        .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(14,16,19,0.82);
            backdrop-filter: blur(6px);
            color: var(--text-light);
            font-size: 12px;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.04em;
            border: 1px solid rgba(198,161,91,0.3);
        }
        .card-rating-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--accent);
            color: var(--bg-primary);
            font-size: 13px;
            font-weight: 700;
            font-family: var(--font-num);
            padding: 4px 10px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 3px;
        }
        .card-rating-badge .star {
            font-size: 11px;
        }
        .resource-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .resource-card .card-body h3 {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.4;
            letter-spacing: -0.01em;
            color: var(--text-light);
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .resource-card .card-body p {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 14px;
            flex: 1;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--text-dark-mid);
        }
        .card-meta .meta-dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--text-dark-mid);
        }
        .card-meta .meta-updated {
            color: var(--success);
            font-size: 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .card-meta .meta-updated::before {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--success);
        }
        .empty-state {
            text-align: center;
            padding: 60px 20px;
            color: var(--text-mid);
            font-size: 15px;
            border: 1px dashed var(--border-dark);
            border-radius: var(--radius-card);
            background: var(--bg-secondary);
        }
        .empty-state .empty-icon {
            font-size: 36px;
            display: block;
            margin-bottom: 12px;
            color: var(--text-dark-mid);
        }

        /* ============ TOPIC RECOMMEND ============ */
        .topic-recommend-section {
            padding: 72px 0;
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-dark);
        }
        .topic-scroll {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            padding-bottom: 12px;
            scrollbar-width: thin;
            scrollbar-color: var(--bg-tertiary) transparent;
            -webkit-overflow-scrolling: touch;
        }
        .topic-scroll::-webkit-scrollbar {
            height: 4px;
        }
        .topic-scroll::-webkit-scrollbar-thumb {
            background: var(--bg-tertiary);
            border-radius: 999px;
        }
        .topic-card {
            flex: 0 0 280px;
            background: var(--bg-primary);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
        }
        .topic-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .topic-card img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            border-radius: 0;
        }
        .topic-card .topic-body {
            padding: 16px 18px 18px;
        }
        .topic-card .topic-body h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-light);
            margin-bottom: 4px;
        }
        .topic-card .topic-body p {
            font-size: 13px;
            color: var(--text-mid);
            margin-top: 4px;
        }

        /* ============ UPDATE LIST ============ */
        .update-list-section {
            padding: 72px 0;
            background: var(--bg-primary);
            border-top: 1px solid var(--border-dark);
        }
        .update-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .update-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 18px 16px;
            border-bottom: 1px solid var(--border-dark);
            transition: background var(--transition-fast);
        }
        .update-item:first-child {
            border-top: 1px solid var(--border-dark);
        }
        .update-item:hover {
            background: var(--bg-secondary);
        }
        .update-date {
            flex-shrink: 0;
            width: 60px;
            text-align: center;
            font-family: var(--font-num);
            font-size: 20px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
        }
        .update-date .update-day {
            font-size: 11px;
            font-weight: 400;
            color: var(--text-mid);
            letter-spacing: 0.05em;
            margin-top: 2px;
        }
        .update-info {
            flex: 1;
            min-width: 0;
        }
        .update-info h3 {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-light);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .update-status {
            flex-shrink: 0;
            font-size: 12px;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.03em;
            white-space: nowrap;
        }
        .update-status.live {
            background: rgba(61,139,99,0.15);
            color: var(--success);
            border: 1px solid rgba(61,139,99,0.4);
        }
        .update-status.soon {
            background: rgba(198,161,91,0.15);
            color: var(--accent);
            border: 1px solid rgba(198,161,91,0.4);
        }

        /* ============ DATA BRIEF ============ */
        .data-brief-section {
            padding: 56px 0;
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-dark);
        }
        .data-brief-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            text-align: center;
        }
        .data-brief-item {
            padding: 24px 16px;
            border-radius: var(--radius-card);
            background: var(--bg-primary);
            border: 1px solid var(--border-dark);
        }
        .data-brief-item .data-num {
            font-family: var(--font-num);
            font-size: clamp(28px, 3.5vw, 40px);
            font-weight: 700;
            color: var(--accent);
            line-height: 1.1;
            letter-spacing: -0.02em;
        }
        .data-brief-item .data-label {
            font-size: 14px;
            color: var(--text-mid);
            margin-top: 8px;
        }

        /* ============ CTA BANNER ============ */
        .cta-banner-section {
            padding: 80px 0;
            background: var(--bg-primary);
            background-image: radial-gradient(ellipse at center, rgba(198,161,91,0.08) 0%, transparent 70%);
            text-align: center;
            border-top: 1px solid var(--border-dark);
        }
        .cta-banner h2 {
            font-size: clamp(24px, 3.5vw, 36px);
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--text-light);
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .cta-banner p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 24px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            letter-spacing: 0.02em;
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
        }
        .btn-primary {
            background: var(--accent);
            color: var(--bg-primary);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(198,161,91,0.4);
            color: var(--bg-primary);
        }

        /* ============ FAQ ============ */
        .faq-section {
            padding: 72px 0 96px;
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-dark);
        }
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-primary);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--accent);
        }
        .faq-item.open {
            border-color: var(--accent);
            box-shadow: 0 4px 16px rgba(0,0,0,0.3);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-light);
            letter-spacing: 0.01em;
            width: 100%;
            text-align: left;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--accent);
            transition: transform var(--transition-med);
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-med);
        }
        .faq-item.open .faq-answer {
            max-height: 240px;
        }
        .faq-answer-inner {
            padding: 0 20px 20px;
            font-size: 15px;
            color: var(--text-mid);
            line-height: 1.7;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--bg-primary);
            border-top: 1px solid var(--border-dark);
            padding: 56px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 40px;
        }
        .footer-brand .brand-logo {
            margin-bottom: 14px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.7;
            max-width: 360px;
        }
        .footer-col h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-light);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: var(--text-mid);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
        }
        .footer-bottom p {
            font-size: 13px;
            color: var(--text-dark-mid);
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            .resource-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 768px) {
            .header-row {
                gap: 12px;
                padding-block: 10px 4px;
            }
            .header-search {
                order: 3;
                flex-basis: 100%;
                max-width: 100%;
                min-width: 0;
            }
            .header-cta {
                padding: 8px 16px;
                font-size: 13px;
            }
            .channel-tab {
                padding: 6px 12px;
                font-size: 12px;
            }
            .category-hero {
                padding: 36px 0 32px;
            }
            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .resource-grid {
                grid-template-columns: 1fr;
            }
            .data-brief-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-brand {
                grid-column: auto;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .topic-card {
                flex: 0 0 240px;
            }
        }
        @media (max-width: 520px) {
            .brand-logo {
                font-size: 17px;
            }
            .brand-logo .brand-icon {
                width: 28px;
                height: 28px;
                font-size: 14px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .breadcrumb {
                font-size: 12px;
                gap: 4px;
                flex-wrap: wrap;
            }
            .filter-sorts,
            .filter-pills {
                width: 100%;
                overflow-x: auto;
                flex-wrap: nowrap;
                gap: 4px;
            }
            .sort-btn,
            .filter-pill {
                white-space: nowrap;
                flex-shrink: 0;
            }
            .update-item {
                gap: 10px;
                padding: 14px 10px;
            }
            .update-date {
                width: 48px;
                font-size: 16px;
            }
            .update-info h3 {
                font-size: 14px;
            }
            .topic-card {
                flex: 0 0 220px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }
            *,
            *::before,
            *::after {
                transition-duration: 0.01ms !important;
                animation-duration: 0.01ms !important;
            }
        }

/* roulang page: article */
:root {
            --bg-primary: #0E1013;
            --bg-secondary: #16181D;
            --bg-tertiary: #1F2329;
            --accent: #C6A15B;
            --accent-soft: rgba(198, 161, 91, 0.15);
            --accent-glow: rgba(198, 161, 91, 0.35);
            --text-light: #F5F2EB;
            --text-mid: #9CA3AF;
            --text-dark-mid: #4B5563;
            --text-secondary: #B8B4A8;
            --border-dark: #1F2329;
            --border-light: #E5E2D8;
            --heat: #A63D2F;
            --success: #3D8B63;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-pill: 999px;
            --radius-img: 8px;
            --shadow-card: 0 1px 3px rgba(0,0,0,0.3);
            --shadow-hover: 0 12px 32px rgba(0,0,0,0.5), 0 0 0 1px var(--accent) inset;
            --shadow-light: 0 4px 12px rgba(0,0,0,0.06);
            --transition-fast: 180ms ease-out;
            --transition-med: 320ms ease-out;
            --transition-slow: 900ms ease-out;
            --font-cn: 'PingFang SC','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;
            --font-num: 'Inter','SF Pro Display',system-ui,-apple-system,sans-serif;
            --container-max: 1200px;
            --section-pad: 96px;
            --section-pad-mobile: 64px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            font-size: 16px;
            font-weight: 400;
            line-height: 1.7;
            color: var(--text-light);
            background-color: var(--bg-primary);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            letter-spacing: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-img);
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent);
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            max-width: var(--container-max);
            margin-inline: auto;
            padding-inline: 20px;
        }

        /* ============ HEADER & NAV ============ */
        .site-header {
            position: relative;
            z-index: 100;
            background: rgba(14,16,19,0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-dark);
            transition: background var(--transition-fast);
        }
        .site-header.scrolled {
            background: rgba(14,16,19,0.98);
            box-shadow: 0 4px 20px rgba(0,0,0,0.45);
        }
        .header-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-block: 14px 6px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--text-light);
            white-space: nowrap;
        }
        .brand-logo .brand-highlight {
            color: var(--accent);
        }
        .brand-logo .brand-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--accent);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--bg-primary);
            font-size: 16px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .header-search {
            display: flex;
            align-items: center;
            flex: 1;
            max-width: 420px;
            min-width: 200px;
        }
        .header-search input {
            width: 100%;
            padding: 10px 18px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-dark);
            background: rgba(255,255,255,0.05);
            color: var(--text-light);
            font-size: 14px;
            letter-spacing: 0.01em;
            transition: border-color var(--transition-fast), background var(--transition-fast);
        }
        .header-search input::placeholder {
            color: var(--text-mid);
            letter-spacing: 0.02em;
        }
        .header-search input:focus {
            border-color: var(--accent);
            background: rgba(255,255,255,0.08);
            outline: none;
            box-shadow: 0 0 0 3px var(--accent-soft);
        }
        .header-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent);
            color: var(--bg-primary);
            font-weight: 600;
            font-size: 14px;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            letter-spacing: 0.02em;
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
            white-space: nowrap;
        }
        .header-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(198,161,91,0.35);
            color: var(--bg-primary);
        }
        .channel-nav {
            border-top: 1px solid rgba(255,255,255,0.04);
            padding-block: 8px 10px;
        }
        .channel-tabs {
            display: flex;
            gap: 6px;
            align-items: center;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
            padding-bottom: 2px;
        }
        .channel-tabs::-webkit-scrollbar {
            display: none;
        }
        .channel-tab {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 7px 16px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            letter-spacing: 0.04em;
            white-space: nowrap;
            color: var(--text-mid);
            border: 1px solid var(--border-dark);
            background: transparent;
            transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
            flex-shrink: 0;
        }
        .channel-tab .tab-icon {
            font-size: 13px;
            line-height: 1;
        }
        .channel-tab:hover {
            color: var(--text-light);
            background: var(--accent-soft);
            border-color: rgba(198,161,91,0.35);
        }
        .channel-tab.active {
            background: var(--accent);
            color: var(--bg-primary);
            border-color: var(--accent);
            font-weight: 600;
        }

        /* ============ BREADCRUMB ============ */
        .breadcrumb-wrap {
            padding: 28px 0 18px;
            border-bottom: 1px solid var(--border-dark);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: var(--text-mid);
            letter-spacing: 0.02em;
        }
        .breadcrumb a {
            color: var(--text-mid);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .sep {
            color: var(--text-dark-mid);
            font-size: 12px;
            user-select: none;
        }
        .breadcrumb .current {
            color: var(--text-secondary);
            max-width: 320px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        /* ============ ARTICLE LAYOUT ============ */
        .article-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 300px;
            gap: 36px;
            padding-top: 36px;
            padding-bottom: 48px;
        }

        /* ============ ARTICLE HERO ============ */
        .article-hero {
            margin-bottom: 32px;
        }
        .article-hero h1 {
            font-size: clamp(26px, 3.4vw, 40px);
            font-weight: 700;
            line-height: 1.25;
            letter-spacing: -0.02em;
            color: var(--text-light);
            margin-bottom: 18px;
            max-width: 800px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px 18px;
            font-size: 13px;
            color: var(--text-mid);
            letter-spacing: 0.02em;
            padding-bottom: 20px;
            border-bottom: 1px solid var(--border-dark);
        }
        .article-meta .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .article-meta .dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--text-dark-mid);
            flex-shrink: 0;
        }
        .meta-tag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            font-size: 12px;
            letter-spacing: 0.04em;
            color: var(--accent);
            background: var(--accent-soft);
            border: 1px solid rgba(198,161,91,0.25);
        }
        .meta-tag a {
            color: var(--accent);
        }
        .meta-tag a:hover {
            text-decoration: underline;
        }
        .heat-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--heat);
            font-weight: 600;
        }

        /* ============ ARTICLE CONTENT ============ */
        .article-content {
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-secondary);
            letter-spacing: 0;
            max-width: 720px;
        }
        .article-content p {
            margin-bottom: 1.2em;
        }
        .article-content h2 {
            font-size: 22px;
            font-weight: 650;
            line-height: 1.35;
            color: var(--text-light);
            letter-spacing: -0.02em;
            margin-top: 2em;
            margin-bottom: 0.8em;
            padding-bottom: 0.4em;
            border-bottom: 1px solid var(--border-dark);
        }
        .article-content h3 {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.4;
            color: var(--text-light);
            margin-top: 1.5em;
            margin-bottom: 0.6em;
        }
        .article-content a {
            color: var(--accent);
            text-decoration: underline;
            text-underline-offset: 3px;
            transition: color var(--transition-fast);
        }
        .article-content a:hover {
            color: #d4b06b;
        }
        .article-content img {
            margin: 1.5em 0;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
        }
        .article-content blockquote {
            margin: 1.5em 0;
            padding: 16px 20px;
            border-left: 3px solid var(--accent);
            background: var(--bg-secondary);
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            color: var(--text-light);
            font-size: 15px;
        }
        .article-content ul,
        .article-content ol {
            margin: 1em 0 1.2em;
            padding-left: 1.6em;
        }
        .article-content li {
            margin-bottom: 0.5em;
        }
        .article-empty {
            text-align: center;
            padding: 48px 24px;
            background: var(--bg-secondary);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-dark);
            max-width: 720px;
        }
        .article-empty p {
            font-size: 18px;
            color: var(--text-mid);
            margin-bottom: 18px;
        }
        .back-home-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--accent);
            color: var(--accent);
            font-weight: 600;
            font-size: 14px;
            transition: background var(--transition-fast), color var(--transition-fast);
        }
        .back-home-btn:hover {
            background: var(--accent);
            color: var(--bg-primary);
        }

        /* ============ SIDEBAR ============ */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .sidebar-widget {
            background: var(--bg-secondary);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 20px;
            transition: border-color var(--transition-fast);
        }
        .sidebar-widget:hover {
            border-color: rgba(198,161,91,0.3);
        }
        .sidebar-widget h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-light);
            letter-spacing: 0;
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-dark);
        }
        .sidebar-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .sidebar-list li {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            font-size: 13px;
            line-height: 1.5;
            color: var(--text-secondary);
        }
        .sidebar-list li a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .sidebar-list li a:hover {
            color: var(--accent);
        }
        .sidebar-list .s-num {
            color: var(--accent);
            font-family: var(--font-num);
            font-weight: 700;
            font-size: 14px;
            flex-shrink: 0;
            line-height: 1.4;
        }
        .sidebar-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .sidebar-tags a {
            display: inline-flex;
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            font-size: 12px;
            letter-spacing: 0.04em;
            color: var(--text-mid);
            background: rgba(255,255,255,0.04);
            border: 1px solid var(--border-dark);
            transition: color var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
        }
        .sidebar-tags a:hover {
            color: var(--accent);
            border-color: var(--accent);
            background: var(--accent-soft);
        }
        .sidebar-empty {
            font-size: 13px;
            color: var(--text-mid);
            text-align: center;
            padding: 16px 0;
        }

        /* ============ RELATED ============ */
        .related-section {
            padding-top: 12px;
            padding-bottom: 40px;
        }
        .related-section .section-head {
            display: flex;
            align-items: baseline;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 22px;
        }
        .related-section h2 {
            font-size: 22px;
            font-weight: 650;
            letter-spacing: -0.02em;
            color: var(--text-light);
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .related-card {
            display: block;
            background: var(--bg-secondary);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(198,161,91,0.4);
            color: inherit;
        }
        .related-card-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--bg-tertiary);
        }
        .related-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform var(--transition-med);
        }
        .related-card:hover .related-card-img img {
            transform: scale(1.05);
        }
        .score-badge {
            position: absolute;
            top: 10px;
            right: 10px;
            display: inline-flex;
            align-items: center;
            gap: 3px;
            background: var(--accent);
            color: var(--bg-primary);
            font-family: var(--font-num);
            font-weight: 700;
            font-size: 13px;
            padding: 4px 10px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.02em;
        }
        .related-card-body {
            padding: 14px 16px 16px;
        }
        .card-tag {
            display: inline-block;
            font-size: 12px;
            letter-spacing: 0.04em;
            color: var(--accent);
            margin-bottom: 6px;
        }
        .related-card-body h3 {
            font-size: 15px;
            font-weight: 600;
            line-height: 1.45;
            color: var(--text-light);
            letter-spacing: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-empty {
            text-align: center;
            padding: 32px 20px;
            background: var(--bg-secondary);
            border-radius: var(--radius-card);
            border: 1px dashed var(--border-dark);
            font-size: 14px;
            color: var(--text-mid);
        }
        .related-empty a {
            color: var(--accent);
            font-weight: 600;
        }
        .related-empty a:hover {
            text-decoration: underline;
        }

        /* ============ BACK ENTRY ============ */
        .back-entry {
            padding-block: 16px 30px;
        }
        .back-entry a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--accent);
            color: var(--accent);
            font-weight: 500;
            font-size: 14px;
            transition: background var(--transition-fast), color var(--transition-fast);
        }
        .back-entry a:hover {
            background: var(--accent);
            color: var(--bg-primary);
        }
        .back-entry .arrow {
            font-size: 16px;
            line-height: 1;
        }

        /* ============ CTA ============ */
        .cta-section {
            padding-block: 40px;
        }
        .cta-card {
            text-align: center;
            padding: 40px 32px;
            background: var(--bg-secondary);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            background-image: radial-gradient(ellipse at center, rgba(198,161,91,0.06), transparent 65%);
        }
        .cta-card h2 {
            font-size: 22px;
            font-weight: 650;
            letter-spacing: -0.02em;
            color: var(--text-light);
            margin-bottom: 10px;
        }
        .cta-card p {
            font-size: 14px;
            color: var(--text-mid);
            margin-bottom: 22px;
        }
        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent);
            color: var(--bg-primary);
            font-weight: 600;
            font-size: 15px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            letter-spacing: 0.02em;
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
        }
        .cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(198,161,91,0.35);
            color: var(--bg-primary);
        }

        /* ============ FAQ ============ */
        .faq-section {
            padding-block: 30px 50px;
        }
        .faq-section h2 {
            font-size: 22px;
            font-weight: 650;
            letter-spacing: -0.02em;
            color: var(--text-light);
            margin-bottom: 20px;
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 800px;
        }
        .faq-item {
            background: var(--bg-secondary);
            border: 1px solid var(--border-dark);
            border-radius: 12px;
            overflow: hidden;
            transition: border-color var(--transition-fast);
        }
        .faq-item.open {
            border-left: 3px solid var(--accent);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            padding: 16px 20px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-light);
            letter-spacing: 0;
            transition: color var(--transition-fast);
            user-select: none;
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-icon {
            font-size: 18px;
            font-weight: 400;
            color: var(--accent);
            line-height: 1;
            flex-shrink: 0;
            transition: transform var(--transition-med);
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-med), padding var(--transition-med);
            padding: 0 20px;
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 20px 18px;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-dark);
            padding-top: 48px;
            margin-top: 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 36px;
        }
        .footer-brand .brand-logo {
            margin-bottom: 14px;
        }
        .footer-brand p {
            font-size: 13px;
            color: var(--text-mid);
            line-height: 1.7;
            max-width: 300px;
        }
        .footer-col h3 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-light);
            letter-spacing: 0.02em;
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul a {
            font-size: 13px;
            color: var(--text-mid);
            transition: color var(--transition-fast);
        }
        .footer-col ul a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-block: 18px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px 18px;
            justify-content: space-between;
            font-size: 12px;
            color: var(--text-dark-mid);
            letter-spacing: 0.02em;
        }

        /* ============ ANIMATIONS & REVEAL ============ */
        .reveal {
            opacity: 0;
            transform: translateY(12px);
            transition: opacity var(--transition-med), transform var(--transition-med);
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }
        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }
            *,
            *::before,
            *::after {
                transition-duration: 0.01ms !important;
                animation-duration: 0.01ms !important;
            }
            .reveal {
                opacity: 1;
                transform: none;
            }
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1023px) {
            .article-layout {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 767px) {
            :root {
                --section-pad: var(--section-pad-mobile);
            }
            .container {
                padding-inline: 16px;
            }
            .header-row {
                padding-block: 10px 4px;
                gap: 10px;
            }
            .brand-logo {
                font-size: 17px;
                gap: 6px;
            }
            .brand-logo .brand-icon {
                width: 28px;
                height: 28px;
                font-size: 14px;
                border-radius: 6px;
            }
            .header-search {
                order: 3;
                max-width: 100%;
                min-width: 100%;
                padding-bottom: 8px;
            }
            .header-search input {
                padding: 9px 16px;
                font-size: 13px;
            }
            .header-cta {
                padding: 8px 16px;
                font-size: 13px;
            }
            .channel-nav {
                padding-block: 6px 8px;
            }
            .channel-tab {
                padding: 6px 12px;
                font-size: 12px;
                gap: 4px;
            }
            .breadcrumb-wrap {
                padding: 18px 0 12px;
            }
            .breadcrumb {
                font-size: 12px;
                gap: 6px;
            }
            .breadcrumb .current {
                max-width: 180px;
            }
            .article-layout {
                padding-top: 20px;
                padding-bottom: 30px;
                gap: 22px;
            }
            .article-hero h1 {
                font-size: 24px;
                line-height: 1.3;
                margin-bottom: 14px;
            }
            .article-meta {
                font-size: 12px;
                gap: 8px 12px;
                padding-bottom: 14px;
            }
            .article-content {
                font-size: 15px;
                line-height: 1.75;
            }
            .article-content h2 {
                font-size: 19px;
            }
            .article-content h3 {
                font-size: 16px;
            }
            .sidebar-widget {
                padding: 16px;
            }
            .related-section h2 {
                font-size: 19px;
            }
            .related-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .cta-card {
                padding: 28px 20px;
            }
            .cta-card h2 {
                font-size: 19px;
            }
            .faq-section h2 {
                font-size: 19px;
            }
            .faq-question {
                font-size: 14px;
                padding: 14px 16px;
            }
            .faq-answer {
                font-size: 13px;
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
                padding-bottom: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 6px;
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            .header-row {
                flex-wrap: wrap;
            }
            .brand-logo {
                flex: 1;
                justify-content: flex-start;
            }
            .header-cta {
                flex-shrink: 0;
            }
            .header-search {
                order: 3;
                min-width: 100%;
                max-width: 100%;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .breadcrumb .current {
                max-width: 130px;
            }
        }