/* roulang page: index */
:root {
            --color-primary: #1a1a2e;
            --color-primary-light: #25254a;
            --color-accent: #d4a853;
            --color-accent-light: #e8c97a;
            --color-accent-dark: #b8933a;
            --color-bg: #fafaf7;
            --color-bg-alt: #f0efe9;
            --color-bg-dark: #1a1a2e;
            --color-text: #2c2c2c;
            --color-text-light: #6b6b6b;
            --color-text-on-dark: #e8e8e8;
            --color-text-on-dark-light: #b0b0b0;
            --color-white: #ffffff;
            --color-border: #e0ded8;
            --color-border-light: #eeece6;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 30px;
            --radius-full: 50px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow-md: 0 6px 24px rgba(0,0,0,0.09);
            --shadow-lg: 0 14px 40px rgba(0,0,0,0.12);
            --shadow-xl: 0 20px 56px rgba(0,0,0,0.15);
            --font-heading: 'PingFang SC','Microsoft YaHei','Helvetica Neue',sans-serif;
            --font-body: 'PingFang SC','Microsoft YaHei','Helvetica Neue',sans-serif;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.5s ease;
        }

        *,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
        html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;}
        body{
            font-family:var(--font-body);
            font-size:16px;
            line-height:1.7;
            color:var(--color-text);
            background-color:var(--color-bg);
            overflow-x:hidden;
        }
        a{text-decoration:none;color:inherit;transition:color var(--transition-fast);}
        img{max-width:100%;height:auto;display:block;}
        button,input,select,textarea{font-family:inherit;font-size:inherit;}
        h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:700;line-height:1.3;color:var(--color-primary);}
        h1{font-size:clamp(2rem,4.5vw,3.2rem);letter-spacing:-0.02em;}
        h2{font-size:clamp(1.5rem,3vw,2.2rem);letter-spacing:-0.01em;}
        h3{font-size:clamp(1.15rem,2vw,1.5rem);}
        p{margin-bottom:1rem;color:var(--color-text-light);}
        .container{max-width:1200px;margin:0 auto;padding:0 24px;}
        @media (max-width:768px){.container{padding:0 16px;}}

        /* Navigation - Floating Capsule */
        .site-header{
            position:fixed;
            top:18px;
            left:50%;
            transform:translateX(-50%);
            z-index:1000;
            width:auto;
            max-width:calc(100vw - 36px);
        }
        .nav-capsule{
            display:flex;
            align-items:center;
            justify-content:space-between;
            gap:28px;
            padding:14px 28px;
            background:rgba(26,26,46,0.88);
            backdrop-filter:blur(20px);
            -webkit-backdrop-filter:blur(20px);
            border-radius:var(--radius-full);
            border:1px solid rgba(255,255,255,0.12);
            box-shadow:var(--shadow-lg);
            white-space:nowrap;
        }
        .nav-logo{
            font-family:var(--font-heading);
            font-size:1.25rem;
            font-weight:700;
            color:var(--color-white);
            letter-spacing:0.02em;
            white-space:nowrap;
            flex-shrink:0;
        }
        .nav-logo:hover{color:var(--color-accent-light);}
        .nav-links{display:flex;align-items:center;gap:20px;list-style:none;margin:0;padding:0;}
        .nav-links li{margin:0;padding:0;}
        .nav-links a{
            display:inline-block;
            padding:8px 18px;
            border-radius:var(--radius-full);
            font-size:0.95rem;
            font-weight:500;
            color:var(--color-text-on-dark-light);
            transition:all var(--transition-fast);
            white-space:nowrap;
        }
        .nav-links a:hover{color:var(--color-white);background:rgba(255,255,255,0.08);}
        .nav-links a.nav-active{color:var(--color-white);background:rgba(212,168,83,0.35);font-weight:600;}
        .nav-cta-btn{
            display:inline-block;
            padding:9px 22px;
            border-radius:var(--radius-full);
            font-size:0.9rem;
            font-weight:600;
            color:var(--color-primary);
            background:var(--color-accent);
            border:none;
            cursor:pointer;
            transition:all var(--transition-fast);
            white-space:nowrap;
            flex-shrink:0;
        }
        .nav-cta-btn:hover{background:var(--color-accent-light);color:var(--color-primary);transform:translateY(-1px);box-shadow:0 6px 18px rgba(212,168,83,0.4);}
        .nav-mobile-toggle{
            display:none;
            background:none;
            border:none;
            color:var(--color-white);
            font-size:1.4rem;
            cursor:pointer;
            padding:6px 10px;
            border-radius:var(--radius-sm);
        }
        @media (max-width:860px){
            .site-header{top:10px;max-width:calc(100vw - 20px);}
            .nav-capsule{padding:10px 18px;gap:12px;border-radius:var(--radius-lg);}
            .nav-logo{font-size:1.05rem;}
            .nav-links{display:none;}
            .nav-mobile-toggle{display:block;}
            .nav-cta-btn{padding:7px 14px;font-size:0.8rem;}
            .nav-capsule.mobile-open .nav-links{
                display:flex;
                flex-direction:column;
                position:absolute;
                top:calc(100% + 10px);
                left:50%;
                transform:translateX(-50%);
                background:rgba(26,26,46,0.95);
                backdrop-filter:blur(20px);
                -webkit-backdrop-filter:blur(20px);
                border-radius:var(--radius-lg);
                padding:16px;
                gap:6px;
                min-width:200px;
                border:1px solid rgba(255,255,255,0.12);
                box-shadow:var(--shadow-lg);
            }
            .nav-capsule.mobile-open .nav-links a{display:block;text-align:center;padding:10px 18px;}
        }

        /* Hero */
        .hero-section{
            position:relative;
            min-height:85vh;
            display:flex;
            align-items:center;
            justify-content:center;
            background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            background-position:center 30%;
            overflow:hidden;
        }
        .hero-overlay{
            position:absolute;
            inset:0;
            background:linear-gradient(180deg,rgba(26,26,46,0.82) 0%,rgba(26,26,46,0.65) 50%,rgba(26,26,46,0.88) 100%);
            z-index:1;
        }
        .hero-content{
            position:relative;
            z-index:2;
            text-align:center;
            max-width:820px;
            padding:120px 24px 60px;
            margin:0 auto;
        }
        .hero-badge{
            display:inline-block;
            padding:6px 20px;
            border-radius:var(--radius-full);
            background:rgba(212,168,83,0.2);
            border:1px solid rgba(212,168,83,0.35);
            color:var(--color-accent-light);
            font-size:0.85rem;
            font-weight:600;
            letter-spacing:0.04em;
            margin-bottom:24px;
            text-transform:uppercase;
        }
        .hero-title{
            color:var(--color-white);
            margin-bottom:20px;
            text-shadow:0 2px 20px rgba(0,0,0,0.3);
        }
        .hero-subtitle{
            font-size:clamp(1rem,1.6vw,1.2rem);
            color:var(--color-text-on-dark-light);
            margin-bottom:36px;
            line-height:1.7;
            max-width:600px;
            margin-left:auto;
            margin-right:auto;
        }
        .hero-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;}
        .btn-hero-primary{
            display:inline-block;
            padding:14px 36px;
            border-radius:var(--radius-full);
            font-size:1rem;
            font-weight:700;
            color:var(--color-primary);
            background:var(--color-accent);
            border:none;
            cursor:pointer;
            transition:all var(--transition-normal);
            box-shadow:0 8px 28px rgba(212,168,83,0.35);
        }
        .btn-hero-primary:hover{background:var(--color-accent-light);transform:translateY(-2px);box-shadow:0 14px 36px rgba(212,168,83,0.5);color:var(--color-primary);}
        .btn-hero-outline{
            display:inline-block;
            padding:14px 36px;
            border-radius:var(--radius-full);
            font-size:1rem;
            font-weight:600;
            color:var(--color-white);
            background:transparent;
            border:2px solid rgba(255,255,255,0.45);
            cursor:pointer;
            transition:all var(--transition-normal);
        }
        .btn-hero-outline:hover{background:rgba(255,255,255,0.08);border-color:var(--color-white);transform:translateY(-2px);}
        @media (max-width:520px){
            .hero-section{min-height:75vh;}
            .hero-content{padding:100px 16px 40px;}
            .btn-hero-primary,.btn-hero-outline{padding:12px 24px;font-size:0.9rem;width:100%;text-align:center;}
            .hero-buttons{flex-direction:column;align-items:center;width:100%;}
        }

        /* Section common */
        .section{padding:80px 0;}
        .section-dark{background:var(--color-bg-dark);color:var(--color-text-on-dark);}
        .section-dark h2,.section-dark h3{color:var(--color-white);}
        .section-dark p{color:var(--color-text-on-dark-light);}
        .section-alt{background:var(--color-bg-alt);}
        .section-header{text-align:center;margin-bottom:56px;}
        .section-header h2{margin-bottom:12px;}
        .section-header .section-subtitle{font-size:1.05rem;color:var(--color-text-light);max-width:600px;margin:0 auto;}
        .section-dark .section-subtitle{color:var(--color-text-on-dark-light);}
        @media (max-width:768px){.section{padding:52px 0;}.section-header{margin-bottom:36px;}}

        /* Stats cards */
        .stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
        .stat-card{
            background:var(--color-white);
            border-radius:var(--radius-md);
            padding:32px 20px;
            text-align:center;
            box-shadow:var(--shadow-sm);
            border:1px solid var(--color-border-light);
            transition:all var(--transition-normal);
        }
        .stat-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);}
        .stat-number{font-size:clamp(2rem,4vw,3rem);font-weight:800;color:var(--color-accent-dark);font-family:var(--font-heading);letter-spacing:-0.02em;}
        .stat-label{font-size:0.9rem;color:var(--color-text-light);margin-top:6px;font-weight:500;}
        @media (max-width:768px){.stats-grid{grid-template-columns:repeat(2,1fr);gap:12px;}.stat-card{padding:22px 14px;}}
        @media (max-width:420px){.stats-grid{grid-template-columns:1fr 1fr;}}

        /* Feature cards */
        .features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
        .feature-card{
            background:var(--color-white);
            border-radius:var(--radius-md);
            overflow:hidden;
            box-shadow:var(--shadow-sm);
            border:1px solid var(--color-border-light);
            transition:all var(--transition-normal);
        }
        .feature-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);}
        .feature-card-img{height:200px;overflow:hidden;position:relative;}
        .feature-card-img img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-slow);}
        .feature-card:hover .feature-card-img img{transform:scale(1.06);}
        .feature-card-body{padding:24px 20px;}
        .feature-card-body h3{font-size:1.2rem;margin-bottom:8px;}
        .feature-card-body p{font-size:0.95rem;color:var(--color-text-light);margin-bottom:0;line-height:1.6;}
        .feature-card-icon{
            display:inline-flex;
            align-items:center;
            justify-content:center;
            width:44px;height:44px;
            border-radius:var(--radius-sm);
            background:rgba(212,168,83,0.15);
            color:var(--color-accent-dark);
            font-size:1.2rem;
            margin-bottom:14px;
        }
        @media (max-width:900px){.features-grid{grid-template-columns:repeat(2,1fr);gap:20px;}}
        @media (max-width:560px){.features-grid{grid-template-columns:1fr;}}

        /* Category entry card */
        .category-entry-card{
            display:flex;
            align-items:center;
            gap:40px;
            background:var(--color-white);
            border-radius:var(--radius-lg);
            overflow:hidden;
            box-shadow:var(--shadow-md);
            border:1px solid var(--color-border-light);
            transition:all var(--transition-normal);
        }
        .category-entry-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px);}
        .category-entry-img{flex:0 0 45%;min-height:320px;position:relative;overflow:hidden;}
        .category-entry-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
        .category-entry-body{flex:1;padding:36px 28px 36px 0;}
        .category-entry-body .cat-tag{
            display:inline-block;
            padding:5px 14px;
            border-radius:var(--radius-full);
            background:rgba(212,168,83,0.15);
            color:var(--color-accent-dark);
            font-size:0.8rem;
            font-weight:600;
            letter-spacing:0.03em;
            margin-bottom:14px;
        }
        .category-entry-body h3{font-size:1.5rem;margin-bottom:10px;}
        .category-entry-body p{color:var(--color-text-light);margin-bottom:20px;line-height:1.7;}
        .btn-outline-accent{
            display:inline-block;
            padding:10px 26px;
            border-radius:var(--radius-full);
            font-size:0.95rem;
            font-weight:600;
            color:var(--color-accent-dark);
            border:2px solid var(--color-accent);
            background:transparent;
            cursor:pointer;
            transition:all var(--transition-fast);
        }
        .btn-outline-accent:hover{background:var(--color-accent);color:var(--color-primary);}
        @media (max-width:768px){
            .category-entry-card{flex-direction:column;gap:0;}
            .category-entry-img{flex:0 0 200px;width:100%;min-height:200px;}
            .category-entry-body{padding:20px;}
        }

        /* CMS list */
        .cms-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
        .cms-card{
            background:var(--color-white);
            border-radius:var(--radius-md);
            overflow:hidden;
            box-shadow:var(--shadow-sm);
            border:1px solid var(--color-border-light);
            transition:all var(--transition-normal);
            display:flex;
            flex-direction:column;
        }
        .cms-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);}
        .cms-card-img{height:180px;overflow:hidden;}
        .cms-card-img img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-slow);}
        .cms-card:hover .cms-card-img img{transform:scale(1.05);}
        .cms-card-body{padding:18px 20px;flex:1;display:flex;flex-direction:column;}
        .cms-card-meta{display:flex;gap:12px;font-size:0.8rem;color:var(--color-text-light);margin-bottom:8px;}
        .cms-card-meta .cms-cat{color:var(--color-accent-dark);font-weight:600;}
        .cms-card-body h4{font-size:1.05rem;margin-bottom:6px;line-height:1.4;}
        .cms-card-body h4 a{color:var(--color-primary);transition:color var(--transition-fast);}
        .cms-card-body h4 a:hover{color:var(--color-accent-dark);}
        .cms-card-excerpt{font-size:0.9rem;color:var(--color-text-light);line-height:1.6;margin-bottom:0;flex:1;}
        .cms-empty{text-align:center;padding:40px;color:var(--color-text-light);font-size:1rem;grid-column:1/-1;}
        @media (max-width:700px){.cms-list{grid-template-columns:1fr;}}

        /* Compare table style */
        .compare-table-wrap{overflow-x:auto;border-radius:var(--radius-md);box-shadow:var(--shadow-md);}
        .compare-table{width:100%;border-collapse:collapse;background:var(--color-white);min-width:600px;}
        .compare-table th,.compare-table td{padding:16px 20px;text-align:center;border-bottom:1px solid var(--color-border-light);}
        .compare-table th{background:var(--color-primary);color:var(--color-white);font-weight:600;font-size:0.95rem;}
        .compare-table th:first-child{text-align:left;border-radius:var(--radius-md) 0 0 0;}
        .compare-table th:last-child{border-radius:0 var(--radius-md) 0 0;}
        .compare-table td{font-size:0.95rem;color:var(--color-text);}
        .compare-table td:first-child{text-align:left;font-weight:600;color:var(--color-primary);}
        .compare-table tr:last-child td:first-child{border-radius:0 0 0 var(--radius-md);}
        .compare-table tr:last-child td:last-child{border-radius:0 0 var(--radius-md) 0;}
        .compare-table .check-icon{color:#2e9e5f;font-weight:700;}
        .compare-table .highlight-col{background:rgba(212,168,83,0.06);}
        .compare-table tr:hover td{background:rgba(212,168,83,0.04);}
        .compare-table tr:hover td.highlight-col{background:rgba(212,168,83,0.1);}

        /* Testimonial / Social proof */
        .testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
        .testimonial-card{
            background:rgba(255,255,255,0.05);
            border-radius:var(--radius-md);
            padding:28px 22px;
            border:1px solid rgba(255,255,255,0.1);
            transition:all var(--transition-normal);
        }
        .testimonial-card:hover{background:rgba(255,255,255,0.08);border-color:rgba(255,255,255,0.2);}
        .testimonial-stars{color:var(--color-accent);font-size:0.95rem;margin-bottom:12px;letter-spacing:2px;}
        .testimonial-text{font-size:0.95rem;color:var(--color-text-on-dark-light);line-height:1.7;margin-bottom:14px;font-style:italic;}
        .testimonial-author{font-weight:600;color:var(--color-white);font-size:0.9rem;}
        .testimonial-role{font-size:0.8rem;color:var(--color-text-on-dark-light);}
        @media (max-width:768px){.testimonial-grid{grid-template-columns:1fr;gap:16px;}}

        /* FAQ */
        .faq-list{max-width:800px;margin:0 auto;}
        .faq-item{
            background:var(--color-white);
            border-radius:var(--radius-md);
            margin-bottom:14px;
            border:1px solid var(--color-border-light);
            overflow:hidden;
            transition:all var(--transition-fast);
        }
        .faq-item:hover{border-color:var(--color-border);box-shadow:var(--shadow-sm);}
        .faq-question{
            width:100%;
            text-align:left;
            padding:18px 24px;
            font-size:1rem;
            font-weight:600;
            color:var(--color-primary);
            background:none;
            border:none;
            cursor:pointer;
            display:flex;
            align-items:center;
            justify-content:space-between;
            gap:12px;
            transition:background var(--transition-fast);
        }
        .faq-question:hover{background:rgba(212,168,83,0.04);}
        .faq-question i{transition:transform var(--transition-fast);color:var(--color-accent-dark);font-size:0.9rem;}
        .faq-answer{padding:0 24px 18px;font-size:0.95rem;color:var(--color-text-light);line-height:1.7;display:none;}
        .faq-item.open .faq-answer{display:block;}
        .faq-item.open .faq-question i{transform:rotate(180deg);}
        .faq-item.open{box-shadow:var(--shadow-sm);border-color:var(--color-accent);}

        /* CTA */
        .cta-section{
            background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-light) 100%);
            border-radius:var(--radius-xl);
            padding:60px 40px;
            text-align:center;
            position:relative;
            overflow:hidden;
        }
        .cta-section::before{
            content:'';
            position:absolute;
            inset:0;
            background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity:0.08;
        }
        .cta-content{position:relative;z-index:1;}
        .cta-content h2{color:var(--color-white);margin-bottom:14px;}
        .cta-content p{color:var(--color-text-on-dark-light);max-width:500px;margin:0 auto 28px;font-size:1.05rem;}
        .btn-cta-large{
            display:inline-block;
            padding:16px 42px;
            border-radius:var(--radius-full);
            font-size:1.1rem;
            font-weight:700;
            color:var(--color-primary);
            background:var(--color-accent);
            border:none;
            cursor:pointer;
            transition:all var(--transition-normal);
            box-shadow:0 10px 30px rgba(212,168,83,0.4);
        }
        .btn-cta-large:hover{background:var(--color-accent-light);transform:translateY(-3px);box-shadow:0 16px 40px rgba(212,168,83,0.55);color:var(--color-primary);}
        @media (max-width:520px){.cta-section{padding:40px 20px;border-radius:var(--radius-lg);}.btn-cta-large{padding:14px 28px;font-size:1rem;width:100%;}}

        /* Footer */
        .site-footer{
            background:var(--color-bg-dark);
            color:var(--color-text-on-dark-light);
            padding:48px 0 28px;
        }
        .footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;margin-bottom:36px;}
        .footer-col h4{color:var(--color-white);font-size:1rem;margin-bottom:16px;font-weight:600;}
        .footer-col p,.footer-col a{font-size:0.9rem;color:var(--color-text-on-dark-light);line-height:2;}
        .footer-col a:hover{color:var(--color-accent-light);}
        .footer-bottom{
            border-top:1px solid rgba(255,255,255,0.1);
            padding-top:20px;
            text-align:center;
            font-size:0.85rem;
            color:var(--color-text-on-dark-light);
        }
        .footer-brand{font-weight:700;color:var(--color-white);font-size:1.1rem;margin-bottom:10px;display:block;}
        @media (max-width:768px){.footer-grid{grid-template-columns:1fr 1fr;gap:24px;}}
        @media (max-width:480px){.footer-grid{grid-template-columns:1fr;}}

        /* Utility */
        .text-accent{color:var(--color-accent);}
        .mb-0{margin-bottom:0;}
        .mt-0{margin-top:0;}
        .text-center{text-align:center;}

/* roulang page: article */
:root {
            --color-primary: #1a1a2e;
            --color-primary-light: #252540;
            --color-accent: #c49b4f;
            --color-accent-light: #d4af6e;
            --color-accent-dark: #a07830;
            --color-accent-glow: #e8c97a;
            --color-bg: #fafaf8;
            --color-bg-alt: #f3f2ee;
            --color-bg-dark: #1a1a2e;
            --color-bg-card: #ffffff;
            --color-text: #2d2d2d;
            --color-text-light: #5a5a5a;
            --color-text-muted: #8a8a82;
            --color-text-on-dark: #e8e8e0;
            --color-border: #e8e8e4;
            --color-border-light: #f0f0ec;
            --color-success: #3a7d5a;
            --color-warning: #c47830;
            --color-error: #b8453a;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 9999px;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
            --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
            --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
            --shadow-xl: 0 16px 48px rgba(0,0,0,0.16);
            --shadow-accent: 0 4px 20px rgba(196,155,79,0.25);
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-stack: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-stack-mono: 'SF Mono', 'Cascadia Code', 'Consolas', 'Monaco', monospace;
            --max-width: 1280px;
            --max-width-content: 820px;
            --nav-height: 62px;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        a:hover {
            color: var(--color-accent-dark);
            text-decoration: underline;
        }

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

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

        h1 { font-size: 2.2rem; }
        h2 { font-size: 1.75rem; }
        h3 { font-size: 1.4rem; }
        h4 { font-size: 1.15rem; }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-content {
            max-width: var(--max-width-content);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(26,26,46,0.94);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255,255,255,0.08);
            transition: var(--transition-base);
        }

        .nav-capsule {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            height: var(--nav-height);
            gap: 20px;
        }

        .nav-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: #ffffff;
            white-space: nowrap;
            letter-spacing: 0.02em;
            text-decoration: none;
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--color-accent-glow);
            text-decoration: none;
        }

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

        .nav-links li {
            margin: 0;
        }

        .nav-links a {
            display: inline-block;
            padding: 9px 18px;
            border-radius: var(--radius-full);
            color: rgba(255,255,255,0.82);
            font-size: 0.95rem;
            font-weight: 500;
            text-decoration: none;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .nav-links a:hover,
        .nav-links a.nav-active {
            background: rgba(255,255,255,0.1);
            color: #ffffff;
            text-decoration: none;
        }

        .nav-links a.nav-active {
            background: rgba(196,155,79,0.2);
            color: var(--color-accent-glow);
            font-weight: 600;
        }

        .nav-cta-btn {
            display: inline-block;
            padding: 10px 22px;
            border-radius: var(--radius-full);
            background: var(--color-accent);
            color: #1a1a2e;
            font-weight: 600;
            font-size: 0.93rem;
            white-space: nowrap;
            text-decoration: none;
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
            flex-shrink: 0;
            border: none;
        }

        .nav-cta-btn:hover {
            background: var(--color-accent-glow);
            color: #1a1a2e;
            text-decoration: none;
            box-shadow: var(--shadow-accent);
            transform: translateY(-1px);
        }

        .nav-mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: #ffffff;
            font-size: 1.5rem;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
            line-height: 1;
        }

        .nav-mobile-toggle:hover {
            background: rgba(255,255,255,0.1);
        }

        /* ========== ARTICLE BANNER ========== */
        .article-banner {
            position: relative;
            background: var(--color-bg-dark) url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
            min-height: 340px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .article-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26,26,46,0.88) 0%, rgba(26,26,46,0.78) 60%, rgba(26,26,46,0.92) 100%);
            z-index: 1;
        }

        .article-banner-content {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 50px 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 16px;
            font-size: 0.88rem;
            color: rgba(255,255,255,0.7);
        }

        .breadcrumb a {
            color: rgba(255,255,255,0.8);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        .breadcrumb a:hover {
            color: var(--color-accent-glow);
            text-decoration: none;
        }

        .breadcrumb .separator {
            color: rgba(255,255,255,0.4);
            font-size: 0.7rem;
        }

        .breadcrumb .current {
            color: var(--color-accent-glow);
        }

        .article-banner-title {
            font-size: 2.4rem;
            font-weight: 800;
            color: #ffffff;
            margin: 0 0 14px 0;
            line-height: 1.3;
            letter-spacing: 0.01em;
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: rgba(255,255,255,0.65);
        }

        .article-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-meta .category-tag {
            display: inline-block;
            padding: 5px 14px;
            border-radius: var(--radius-full);
            background: rgba(196,155,79,0.25);
            color: var(--color-accent-glow);
            font-weight: 500;
            font-size: 0.85rem;
        }

        /* ========== ARTICLE BODY ========== */
        .article-main {
            padding: 50px 0 60px;
            background: var(--color-bg);
        }

        .article-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            padding: 44px 48px;
            border: 1px solid var(--color-border-light);
        }

        .article-featured-image {
            margin: -44px -48px 36px -48px;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
            overflow: hidden;
        }

        .article-featured-image img {
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
            max-height: 480px;
        }

        .article-content {
            font-size: 1.05rem;
            line-height: 1.9;
            color: var(--color-text);
        }

        .article-content h2 {
            font-size: 1.55rem;
            margin: 36px 0 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--color-border);
            color: var(--color-primary);
        }

        .article-content h3 {
            font-size: 1.3rem;
            margin: 28px 0 12px;
            color: var(--color-primary);
        }

        .article-content h4 {
            font-size: 1.1rem;
            margin: 22px 0 10px;
            color: var(--color-text);
        }

        .article-content p {
            margin: 0 0 18px 0;
        }

        .article-content ul,
        .article-content ol {
            margin: 0 0 20px 0;
            padding-left: 24px;
        }

        .article-content li {
            margin-bottom: 8px;
        }

        .article-content blockquote {
            margin: 24px 0;
            padding: 20px 28px;
            border-left: 4px solid var(--color-accent);
            background: var(--color-bg-alt);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            color: var(--color-text-light);
            font-style: italic;
        }

        .article-content img {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius-md);
            margin: 24px 0;
            box-shadow: var(--shadow-sm);
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 0.95rem;
        }

        .article-content table th,
        .article-content table td {
            padding: 12px 16px;
            border: 1px solid var(--color-border);
            text-align: left;
        }

        .article-content table th {
            background: var(--color-bg-alt);
            font-weight: 600;
            color: var(--color-primary);
        }

        .article-content table tr:nth-child(even) td {
            background: #fdfdfc;
        }

        .article-content code {
            background: var(--color-bg-alt);
            padding: 3px 8px;
            border-radius: var(--radius-sm);
            font-family: var(--font-stack-mono);
            font-size: 0.9em;
            color: var(--color-accent-dark);
        }

        .article-content pre {
            background: var(--color-bg-dark);
            color: #e0e0d8;
            padding: 20px 24px;
            border-radius: var(--radius-md);
            overflow-x: auto;
            margin: 24px 0;
            font-size: 0.9rem;
            line-height: 1.6;
        }

        .article-content pre code {
            background: none;
            padding: 0;
            color: inherit;
            font-size: inherit;
        }

        .article-content a {
            color: var(--color-accent);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .article-content a:hover {
            color: var(--color-accent-dark);
        }

        .article-content hr {
            border: none;
            height: 1px;
            background: var(--color-border);
            margin: 32px 0;
        }

        /* ========== NOT FOUND STATE ========== */
        .not-found-section {
            text-align: center;
            padding: 60px 20px;
        }

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

        .not-found-section h3 {
            font-size: 1.5rem;
            color: var(--color-primary);
            margin-bottom: 12px;
        }

        .not-found-section p {
            color: var(--color-text-light);
            margin-bottom: 24px;
            font-size: 1.05rem;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            padding: 60px 0;
            background: var(--color-bg-dark);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.webp') center center / cover no-repeat;
            opacity: 0.12;
            z-index: 1;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .cta-section h2 {
            font-size: 2rem;
            color: #ffffff;
            margin-bottom: 14px;
            font-weight: 700;
        }

        .cta-section p {
            color: rgba(255,255,255,0.75);
            font-size: 1.08rem;
            margin-bottom: 28px;
            line-height: 1.7;
        }

        .btn-cta-large {
            display: inline-block;
            padding: 14px 36px;
            border-radius: var(--radius-full);
            background: var(--color-accent);
            color: #1a1a2e;
            font-weight: 700;
            font-size: 1.05rem;
            text-decoration: none;
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
            border: none;
        }

        .btn-cta-large:hover {
            background: var(--color-accent-glow);
            color: #1a1a2e;
            text-decoration: none;
            box-shadow: var(--shadow-accent);
            transform: translateY(-2px);
        }

        .btn-back-home {
            display: inline-block;
            padding: 12px 28px;
            border-radius: var(--radius-full);
            background: transparent;
            color: var(--color-accent);
            border: 2px solid var(--color-accent);
            font-weight: 600;
            font-size: 0.95rem;
            text-decoration: none;
            transition: all var(--transition-base);
            letter-spacing: 0.01em;
        }

        .btn-back-home:hover {
            background: var(--color-accent);
            color: #1a1a2e;
            text-decoration: none;
            box-shadow: var(--shadow-accent);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #141428;
            color: rgba(255,255,255,0.7);
            padding: 50px 0 28px;
            font-size: 0.93rem;
            line-height: 1.8;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand {
            font-size: 1.25rem;
            font-weight: 700;
            color: #ffffff;
            display: block;
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }

        .footer-col h4 {
            color: #ffffff;
            font-size: 1rem;
            margin-bottom: 12px;
            font-weight: 600;
        }

        .footer-col a {
            color: rgba(255,255,255,0.6);
            text-decoration: none;
            transition: color var(--transition-fast);
            display: inline-block;
            margin-bottom: 6px;
        }

        .footer-col a:hover {
            color: var(--color-accent-glow);
            text-decoration: none;
        }

        .footer-col p {
            color: rgba(255,255,255,0.55);
            margin: 0;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.45);
        }

        .footer-bottom p {
            margin: 0;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .article-card {
                padding: 32px 28px;
            }
            .article-featured-image {
                margin: -32px -28px 28px -28px;
            }
            .article-banner-title {
                font-size: 2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .nav-mobile-toggle {
                display: block;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                flex-direction: column;
                background: rgba(26,26,46,0.98);
                backdrop-filter: blur(16px);
                padding: 16px 20px;
                gap: 4px;
                border-bottom: 1px solid rgba(255,255,255,0.08);
                z-index: 999;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a {
                width: 100%;
                text-align: center;
                padding: 12px 18px;
                font-size: 1rem;
                border-radius: var(--radius-md);
            }
            .nav-cta-btn {
                padding: 9px 16px;
                font-size: 0.85rem;
            }
            .article-banner {
                min-height: 240px;
            }
            .article-banner-title {
                font-size: 1.6rem;
            }
            .article-card {
                padding: 24px 18px;
                border-radius: var(--radius-md);
            }
            .article-featured-image {
                margin: -24px -18px 22px -18px;
                border-radius: var(--radius-md) var(--radius-md) 0 0;
            }
            .article-content {
                font-size: 0.98rem;
                line-height: 1.75;
            }
            .article-content h2 {
                font-size: 1.3rem;
            }
            .article-content h3 {
                font-size: 1.15rem;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .container {
                padding: 0 16px;
            }
            .container-content {
                padding: 0 16px;
            }
            .nav-capsule {
                padding: 0 14px;
            }
        }

        @media (max-width: 520px) {
            .article-banner {
                min-height: 200px;
            }
            .article-banner-title {
                font-size: 1.35rem;
            }
            .article-meta {
                font-size: 0.8rem;
                gap: 10px;
            }
            .article-card {
                padding: 18px 14px;
            }
            .article-featured-image {
                margin: -18px -14px 18px -14px;
            }
            .article-content {
                font-size: 0.93rem;
            }
            .btn-cta-large {
                padding: 12px 26px;
                font-size: 0.95rem;
            }
            .breadcrumb {
                font-size: 0.78rem;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0f1f3d;
            --primary-light: #1a3058;
            --primary-dark: #091428;
            --secondary: #c9a96e;
            --secondary-light: #dbbc7c;
            --secondary-dark: #b8944f;
            --accent: #e8c97a;
            --accent-glow: rgba(201, 169, 110, 0.25);
            --bg-dark: #0d1b2e;
            --bg-darker: #080f1a;
            --bg-light: #f8f6f3;
            --bg-white: #ffffff;
            --bg-card: #ffffff;
            --bg-card-alt: #f4f2ed;
            --text-dark: #1a1a1a;
            --text-body: #2d2d2d;
            --text-light: #f0f0f0;
            --text-muted: #6b7280;
            --text-muted-light: #a0a8b8;
            --border-light: #e5e3df;
            --border-medium: #d1cfc9;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.16);
            --shadow-gold: 0 8px 28px rgba(201, 169, 110, 0.2);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50px;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.45s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --section-gap: 80px;
            --section-gap-sm: 50px;
        }

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

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

        body {
            font-family: var(--font-body);
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg-white);
            overflow-x: hidden;
            min-width: 320px;
        }

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

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

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

        ul {
            list-style: none;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            max-width: 900px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section-gap {
            padding: var(--section-gap) 0;
        }

        .section-gap-sm {
            padding: var(--section-gap-sm) 0;
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--secondary);
            margin-bottom: 12px;
            position: relative;
            padding-left: 28px;
        }
        .section-label::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 18px;
            height: 2px;
            background: var(--secondary);
            border-radius: 1px;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 16px;
            letter-spacing: 0.01em;
            line-height: 1.25;
        }

        .section-subtitle {
            font-size: 1.08rem;
            color: var(--text-muted);
            max-width: 600px;
            line-height: 1.7;
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header .section-subtitle {
            margin: 0 auto;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: auto;
            max-width: calc(100% - 32px);
            pointer-events: none;
        }

        .nav-capsule {
            display: flex;
            align-items: center;
            gap: 8px;
            background: rgba(15, 31, 61, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-full);
            padding: 8px 10px 8px 20px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
            pointer-events: all;
            transition: all var(--transition-base);
        }

        .nav-capsule.scrolled {
            background: rgba(9, 20, 40, 0.95);
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
        }

        .nav-logo {
            font-family: var(--font-heading);
            font-size: 1.15rem;
            font-weight: 700;
            color: #ffffff;
            white-space: nowrap;
            letter-spacing: 0.03em;
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--secondary-light);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            margin: 0;
            list-style: none;
            flex-shrink: 0;
        }
        .nav-links li a {
            display: block;
            padding: 9px 18px;
            border-radius: var(--radius-full);
            font-size: 0.93rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-links li a:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.08);
        }
        .nav-links li a.nav-active {
            color: #ffffff;
            background: var(--secondary);
            font-weight: 600;
            box-shadow: 0 2px 10px rgba(201, 169, 110, 0.3);
        }
        .nav-links li a.nav-active:hover {
            background: var(--secondary-light);
        }

        .nav-cta-btn {
            display: inline-block;
            padding: 10px 22px;
            border-radius: var(--radius-full);
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--primary-dark);
            background: var(--secondary);
            white-space: nowrap;
            transition: all var(--transition-fast);
            flex-shrink: 0;
            letter-spacing: 0.02em;
            box-shadow: 0 2px 8px rgba(201, 169, 110, 0.25);
        }
        .nav-cta-btn:hover {
            background: var(--secondary-light);
            color: var(--primary-dark);
            box-shadow: 0 4px 16px rgba(201, 169, 110, 0.4);
            transform: translateY(-1px);
        }

        .nav-mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: #ffffff;
            font-size: 1.4rem;
            padding: 8px 12px;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: background var(--transition-fast);
            flex-shrink: 0;
        }
        .nav-mobile-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        /* ===== Hero ===== */
        .hero-category {
            position: relative;
            min-height: 70vh;
            display: flex;
            align-items: center;
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: 140px 0 90px;
            overflow: hidden;
        }
        .hero-category::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg,
                    rgba(9, 20, 40, 0.75) 0%,
                    rgba(13, 27, 46, 0.85) 50%,
                    rgba(9, 20, 40, 0.9) 100%);
            z-index: 1;
        }
        .hero-category::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--secondary), transparent);
            z-index: 2;
            opacity: 0.5;
        }
        .hero-category .hero-inner {
            position: relative;
            z-index: 3;
            width: 100%;
        }
        .hero-category .hero-badge {
            display: inline-block;
            padding: 7px 18px;
            border-radius: var(--radius-full);
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--secondary);
            background: rgba(201, 169, 110, 0.1);
            border: 1px solid rgba(201, 169, 110, 0.3);
            margin-bottom: 20px;
        }
        .hero-category .hero-title {
            font-family: var(--font-heading);
            font-size: 3.2rem;
            font-weight: 800;
            color: #ffffff;
            line-height: 1.2;
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }
        .hero-category .hero-title span {
            color: var(--secondary);
            position: relative;
        }
        .hero-category .hero-desc {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 580px;
            line-height: 1.75;
            margin-bottom: 32px;
        }
        .hero-category .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn-primary {
            display: inline-block;
            padding: 14px 32px;
            border-radius: var(--radius-full);
            font-size: 1rem;
            font-weight: 600;
            color: var(--primary-dark);
            background: var(--secondary);
            border: none;
            letter-spacing: 0.03em;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-gold);
            cursor: pointer;
            text-align: center;
        }
        .btn-primary:hover {
            background: var(--secondary-light);
            box-shadow: 0 12px 32px rgba(201, 169, 110, 0.4);
            transform: translateY(-2px);
            color: var(--primary-dark);
        }
        .btn-outline {
            display: inline-block;
            padding: 13px 30px;
            border-radius: var(--radius-full);
            font-size: 1rem;
            font-weight: 500;
            color: #ffffff;
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.35);
            letter-spacing: 0.03em;
            transition: all var(--transition-base);
            cursor: pointer;
            text-align: center;
        }
        .btn-outline:hover {
            border-color: #ffffff;
            background: rgba(255, 255, 255, 0.06);
            color: #ffffff;
            transform: translateY(-2px);
        }

        .hero-stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 36px;
            margin-top: 40px;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
        }
        .hero-stat-item {
            text-align: left;
        }
        .hero-stat-value {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--secondary);
            line-height: 1;
        }
        .hero-stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 6px;
        }

        /* ===== 卖点卡片 ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .feature-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-base);
            border: 1px solid var(--border-light);
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--secondary), var(--accent));
            opacity: 0;
            transition: opacity var(--transition-base);
            border-radius: 0 0 2px 2px;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: transparent;
        }
        .feature-card:hover::before {
            opacity: 1;
        }
        .feature-card .card-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: rgba(201, 169, 110, 0.1);
            color: var(--secondary-dark);
            font-size: 1.5rem;
            margin-bottom: 18px;
            transition: all var(--transition-base);
        }
        .feature-card:hover .card-icon {
            background: var(--secondary);
            color: #ffffff;
        }
        .feature-card h3 {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
        }
        .feature-card p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin: 0;
        }

        /* ===== 场景板块 ===== */
        .scenarios-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }
        .scenario-card {
            display: flex;
            gap: 20px;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            align-items: flex-start;
        }
        .scenario-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--border-medium);
            transform: translateY(-2px);
        }
        .scenario-card .scenario-img-wrap {
            flex-shrink: 0;
            width: 90px;
            height: 90px;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--bg-card-alt);
        }
        .scenario-card .scenario-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .scenario-card .scenario-info h4 {
            font-family: var(--font-heading);
            font-size: 1.08rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 6px;
        }
        .scenario-card .scenario-info p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* ===== 流程板块 ===== */
        .process-steps {
            display: flex;
            flex-wrap: wrap;
            gap: 0;
            position: relative;
        }
        .process-steps::before {
            content: '';
            position: absolute;
            top: 36px;
            left: 60px;
            right: 60px;
            height: 2px;
            background: linear-gradient(90deg, var(--secondary), var(--accent), var(--secondary));
            z-index: 0;
            border-radius: 1px;
        }
        .process-step {
            flex: 1 1 200px;
            text-align: center;
            position: relative;
            z-index: 1;
            padding: 0 16px;
        }
        .process-step .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: var(--bg-white);
            border: 3px solid var(--secondary);
            color: var(--secondary-dark);
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 18px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }
        .process-step:hover .step-number {
            background: var(--secondary);
            color: #ffffff;
            box-shadow: var(--shadow-gold);
            transform: scale(1.06);
        }
        .process-step h4 {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 6px;
        }
        .process-step p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.55;
            margin: 0;
        }

        /* ===== CMS资讯区块 ===== */
        .insight-mini-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }
        .insight-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }
        .insight-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--border-medium);
        }
        .insight-card .insight-thumb {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
            background: var(--bg-card-alt);
        }
        .insight-card .insight-body {
            padding: 18px 16px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .insight-card .insight-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--secondary-dark);
            background: rgba(201, 169, 110, 0.1);
            padding: 4px 10px;
            border-radius: var(--radius-full);
            margin-bottom: 10px;
            width: fit-content;
            letter-spacing: 0.04em;
        }
        .insight-card h4 {
            font-family: var(--font-heading);
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .insight-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.55;
            margin: 0 0 auto;
        }
        .insight-card .insight-link {
            display: inline-block;
            margin-top: 12px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--secondary-dark);
            transition: color var(--transition-fast);
        }
        .insight-card .insight-link:hover {
            color: var(--primary);
        }
        .insight-card .insight-link i {
            font-size: 0.7rem;
            margin-left: 4px;
            transition: transform var(--transition-fast);
        }
        .insight-card .insight-link:hover i {
            transform: translateX(3px);
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }
        .faq-item:hover {
            border-color: var(--border-medium);
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            background: none;
            border: none;
            font-family: var(--font-heading);
            font-size: 1.02rem;
            font-weight: 600;
            color: var(--text-dark);
            cursor: pointer;
            text-align: left;
            gap: 16px;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--secondary-dark);
        }
        .faq-question i {
            flex-shrink: 0;
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: transform var(--transition-base);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--secondary);
        }
        .faq-answer p {
            font-size: 0.93rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }

        /* ===== CTA板块 ===== */
        .cta-section-alt {
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            position: relative;
            overflow: hidden;
        }
        .cta-section-alt::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg,
                    rgba(9, 20, 40, 0.88) 0%,
                    rgba(13, 27, 46, 0.82) 100%);
            z-index: 1;
        }
        .cta-section-alt .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 70px 0;
        }
        .cta-section-alt h2 {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 14px;
        }
        .cta-section-alt p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.7);
            max-width: 500px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .cta-section-alt .btn-primary {
            font-size: 1.05rem;
            padding: 15px 36px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-darker);
            color: rgba(255, 255, 255, 0.7);
            padding: 50px 0 28px;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }
        .site-footer .footer-brand {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: #ffffff;
            display: block;
            margin-bottom: 10px;
        }
        .site-footer .footer-col p {
            font-size: 0.9rem;
            line-height: 1.65;
            margin: 0;
            color: rgba(255, 255, 255, 0.55);
        }
        .site-footer .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 0.95rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 14px;
        }
        .site-footer .footer-col a {
            display: inline-block;
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 7px;
            transition: color var(--transition-fast);
            line-height: 1.6;
        }
        .site-footer .footer-col a:hover {
            color: var(--secondary-light);
        }
        .site-footer .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .site-footer .footer-bottom p {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
            margin: 0;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .insight-mini-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .process-steps::before {
                left: 30px;
                right: 30px;
                top: 32px;
            }
            .process-step .step-number {
                width: 60px;
                height: 60px;
                font-size: 1.25rem;
            }
            .hero-category .hero-title {
                font-size: 2.5rem;
            }
            .section-title {
                font-size: 2rem;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                top: 8px;
                max-width: calc(100% - 16px);
            }
            .nav-capsule {
                padding: 6px 8px 6px 14px;
                gap: 4px;
                border-radius: var(--radius-lg);
            }
            .nav-links {
                display: none;
                position: absolute;
                top: calc(100% + 8px);
                left: 0;
                right: 0;
                flex-direction: column;
                background: rgba(15, 31, 61, 0.96);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                border-radius: var(--radius-lg);
                padding: 10px;
                border: 1px solid rgba(255, 255, 255, 0.1);
                box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links li a {
                border-radius: var(--radius-md);
                padding: 11px 16px;
                width: 100%;
                text-align: center;
            }
            .nav-mobile-toggle {
                display: block;
            }
            .nav-cta-btn {
                padding: 8px 14px;
                font-size: 0.82rem;
            }
            .nav-logo {
                font-size: 1rem;
            }
            .hero-category {
                min-height: auto;
                padding: 120px 0 60px;
            }
            .hero-category .hero-title {
                font-size: 2rem;
            }
            .hero-category .hero-desc {
                font-size: 1rem;
            }
            .hero-stats-row {
                gap: 20px;
                margin-top: 24px;
                padding-top: 20px;
            }
            .hero-stat-value {
                font-size: 1.5rem;
            }
            .features-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .scenarios-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .process-steps {
                flex-direction: column;
                gap: 20px;
            }
            .process-steps::before {
                display: none;
            }
            .process-step {
                flex: none;
                display: flex;
                align-items: center;
                gap: 16px;
                text-align: left;
                padding: 0;
            }
            .process-step .step-number {
                width: 50px;
                height: 50px;
                font-size: 1.1rem;
                margin-bottom: 0;
                flex-shrink: 0;
            }
            .insight-mini-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .section-gap {
                padding: 50px 0;
            }
            .section-gap-sm {
                padding: 36px 0;
            }
            .cta-section-alt .cta-inner {
                padding: 50px 0;
            }
            .cta-section-alt h2 {
                font-size: 1.7rem;
            }
            .btn-primary,
            .btn-outline {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
            .scenario-card {
                flex-direction: column;
                gap: 14px;
            }
            .scenario-card .scenario-img-wrap {
                width: 100%;
                height: 140px;
            }
        }

        @media (max-width: 520px) {
            .hero-category .hero-title {
                font-size: 1.6rem;
            }
            .hero-category .hero-desc {
                font-size: 0.9rem;
            }
            .hero-category .hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .hero-category .hero-actions .btn-primary,
            .hero-category .hero-actions .btn-outline {
                width: 100%;
                text-align: center;
            }
            .hero-stats-row {
                gap: 14px;
                flex-direction: column;
            }
            .section-title {
                font-size: 1.45rem;
            }
            .feature-card {
                padding: 24px 18px;
            }
            .faq-question {
                font-size: 0.93rem;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
            .nav-capsule {
                border-radius: var(--radius-md);
                padding: 6px 8px 6px 12px;
            }
        }