/* roulang page: index */
:root{
            --ink:#20242c;
            --muted:#6f7785;
            --soft:#f7f8fb;
            --paper:#ffffff;
            --line:#e8eaf0;
            --primary:#b94f68;
            --primary-dark:#8e354d;
            --secondary:#f2c9b7;
            --accent:#536b89;
            --shadow:0 18px 55px rgba(38,45,61,.10);
            --shadow-sm:0 8px 25px rgba(38,45,61,.07);
            --radius-lg:28px;
            --radius-md:18px;
            --radius-sm:11px;
            --container:1180px;
        }
        *{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth}
        body{
            background:var(--paper);
            color:var(--ink);
            font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;
            line-height:1.75;
            font-size:16px;
            overflow-x:hidden;
        }
        a{color:inherit;text-decoration:none;transition:color .25s ease,background .25s ease,transform .25s ease,box-shadow .25s ease}
        img{display:block;max-width:100%;height:auto}
        button,input{font:inherit}
        button{border:0;cursor:pointer}
        :focus-visible{outline:3px solid rgba(185,79,104,.35);outline-offset:4px}
        .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
        .eyebrow{
            display:inline-flex;align-items:center;gap:8px;
            color:var(--primary);font-size:13px;font-weight:700;letter-spacing:.12em;
            text-transform:uppercase
        }
        .eyebrow:before{content:"";width:24px;height:2px;background:var(--primary);border-radius:4px}
        h1,h2,h3{line-height:1.25;letter-spacing:-.035em}
        h1{font-size:clamp(42px,6vw,76px)}
        h2{font-size:clamp(30px,4vw,48px)}
        h3{font-size:21px}
        .section{padding:108px 0}
        .section-head{max-width:700px;margin-bottom:46px}
        .section-head h2{margin:14px 0 16px}
        .section-head p{color:var(--muted);font-size:17px}
        .btn{
            display:inline-flex;align-items:center;justify-content:center;gap:10px;
            min-height:50px;padding:0 24px;border-radius:999px;font-weight:700;
            transition:all .25s ease
        }
        .btn-primary{color:#fff;background:var(--primary);box-shadow:0 12px 25px rgba(185,79,104,.23)}
        .btn-primary:hover{background:var(--primary-dark);transform:translateY(-3px);box-shadow:0 16px 30px rgba(185,79,104,.28)}
        .btn-ghost{color:var(--ink);background:#fff;border:1px solid var(--line)}
        .btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-3px)}
        .site-header{
            position:sticky;top:0;z-index:20;background:rgba(255,255,255,.88);
            border-bottom:1px solid rgba(232,234,240,.85);backdrop-filter:blur(18px)
        }
        .nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:30px}
        .brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:900;letter-spacing:-.04em}
        .brand-mark{
            width:36px;height:36px;display:grid;place-items:center;border-radius:12px;
            color:#fff;background:linear-gradient(145deg,var(--primary),#d5868f);
            box-shadow:0 8px 17px rgba(185,79,104,.25)
        }
        .nav{display:flex;align-items:center;gap:7px}
        .nav a{padding:9px 13px;color:#626b79;font-size:14px;font-weight:700;border-radius:10px}
        .nav a:hover,.nav a.active{color:var(--primary);background:#fff2f4}
        .nav-action{margin-left:10px}
        .menu-toggle{display:none;background:none;color:var(--ink);font-size:25px}
        .hero{
            min-height:680px;display:flex;align-items:center;position:relative;
            background:linear-gradient(90deg,rgba(26,30,40,.78),rgba(26,30,40,.26)),url("/assets/images/backpic/back-1.jpg") center/cover;
            color:#fff;isolation:isolate
        }
        .hero:after{
            content:"";position:absolute;inset:0;z-index:-1;
            background:linear-gradient(115deg,rgba(44,28,38,.3),transparent 65%)
        }
        .hero-content{max-width:760px;padding:90px 0}
        .hero .eyebrow{color:#ffd5d2}.hero .eyebrow:before{background:#ffd5d2}
        .hero h1{margin:22px 0 24px;max-width:760px}
        .hero p{max-width:660px;color:rgba(255,255,255,.84);font-size:19px}
        .hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin-top:34px}
        .hero .btn-ghost{background:rgba(255,255,255,.13);border-color:rgba(255,255,255,.35);color:#fff}
        .hero .btn-ghost:hover{background:#fff;color:var(--ink)}
        .hero-note{display:flex;flex-wrap:wrap;gap:18px;margin-top:38px;color:rgba(255,255,255,.72);font-size:13px}
        .hero-note span{display:flex;align-items:center;gap:8px}
        .hero-note i{width:7px;height:7px;border-radius:50%;background:#f4b49f}
        .trust-strip{background:var(--soft);border-bottom:1px solid var(--line)}
        .trust-list{display:grid;grid-template-columns:repeat(4,1fr);gap:25px;padding:27px 0}
        .trust-item{display:flex;align-items:center;gap:13px;color:var(--muted);font-size:14px}
        .trust-item strong{display:block;color:var(--ink);font-size:16px}
        .trust-icon{width:40px;height:40px;display:grid;place-items:center;border-radius:13px;background:#fff0f2;color:var(--primary);font-weight:800}
        .split{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}
        .photo-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
        .photo-card img{width:100%;height:470px;object-fit:cover}
        .photo-caption{position:absolute;left:22px;bottom:22px;right:22px;padding:18px 20px;border-radius:16px;background:rgba(255,255,255,.91);backdrop-filter:blur(10px)}
        .photo-caption strong{display:block;font-size:18px}.photo-caption span{font-size:13px;color:var(--muted)}
        .copy h2{margin:15px 0 20px}.copy p{color:var(--muted);margin-bottom:20px}
        .check-list{display:grid;gap:13px;margin:28px 0 30px;list-style:none}
        .check-list li{display:flex;gap:12px;align-items:flex-start}
        .check-list b{flex:none;margin-top:4px;width:21px;height:21px;border-radius:50%;display:grid;place-items:center;background:#fbe7e8;color:var(--primary);font-size:12px}
        .check-list span{color:#454d5a}
        .topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
        .topic-card{position:relative;min-height:310px;overflow:hidden;border-radius:var(--radius-md);color:#fff;box-shadow:var(--shadow-sm)}
        .topic-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
        .topic-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(22,25,35,.82),rgba(22,25,35,.04) 75%)}
        .topic-card:hover img{transform:scale(1.06)}
        .topic-content{position:absolute;z-index:1;left:24px;right:24px;bottom:22px}
        .topic-content .tag{color:#ffe0dc;background:rgba(255,255,255,.15)}
        .topic-content h3{margin:13px 0 6px}.topic-content p{font-size:13px;color:rgba(255,255,255,.78)}
        .tag{display:inline-flex;align-items:center;padding:5px 10px;border-radius:999px;background:#fff1f3;color:var(--primary);font-size:12px;font-weight:700}
        .feature-section{background:#fbf8f7}
        .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
        .feature-card{padding:30px 27px;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;transition:all .25s ease}
        .feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);border-color:#f0cbd0}
        .feature-num{color:var(--primary);font-size:13px;font-weight:800;letter-spacing:.12em}
        .feature-card h3{margin:18px 0 11px}.feature-card p{color:var(--muted);font-size:14px}
        .quote-section{background:#20242c;color:#fff}
        .quote-wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:center}
        .quote-wrap h2{margin:16px 0 20px}.quote-wrap p{color:#c6cad1;font-size:17px}
        .quote-mark{font-size:90px;line-height:.7;color:#df8d92;font-family:Georgia,serif}
        .quote-box{padding:28px;border:1px solid rgba(255,255,255,.14);border-radius:20px;background:rgba(255,255,255,.06)}
        .quote-box strong{display:block;margin-top:18px;color:#ffd8d4}.quote-box small{color:#9ea7b3}
        .article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
        .article-card{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;transition:all .25s ease}
        .article-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm)}
        .article-card img{width:100%;height:190px;object-fit:cover}
        .article-body{padding:21px}
        .article-meta{display:flex;justify-content:space-between;gap:10px;color:#9299a5;font-size:12px;margin-bottom:12px}
        .article-body h3{font-size:19px;margin-bottom:9px}.article-body p{color:var(--muted);font-size:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
        .empty-state{grid-column:1/-1;padding:35px;text-align:center;background:var(--soft);border-radius:var(--radius-md);color:var(--muted)}
        .principle-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
        .principle{padding:25px 20px;border-radius:var(--radius-md);background:#f8f9fb;text-align:center}
        .principle-icon{margin:0 auto 15px;width:48px;height:48px;border-radius:16px;display:grid;place-items:center;background:#fff;color:var(--primary);font-size:20px}
        .principle h3{font-size:17px;margin-bottom:8px}.principle p{font-size:13px;color:var(--muted)}
        .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}
        .faq-item{padding:24px;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff}
        .faq-item h3{font-size:17px;margin-bottom:9px}.faq-item p{color:var(--muted);font-size:14px}
        .cta{
            position:relative;overflow:hidden;padding:68px 70px;border-radius:var(--radius-lg);
            background:linear-gradient(110deg,#8e354d,#c66c75);color:#fff
        }
        .cta:after{content:"";position:absolute;width:280px;height:280px;border:1px solid rgba(255,255,255,.18);border-radius:50%;right:-80px;top:-100px}
        .cta h2{max-width:650px;margin:14px 0}.cta p{max-width:650px;color:rgba(255,255,255,.8)}
        .cta .btn{margin-top:26px;background:#fff;color:var(--primary)}
        .cta .btn:hover{background:#fff2f3;transform:translateY(-3px)}
        .site-footer{padding:65px 0 25px;background:#171a21;color:#aeb5c0}
        .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:45px}
        .footer-brand{color:#fff}.footer-brand p{max-width:310px;margin:17px 0;color:#929aa7;font-size:14px}
        .footer-title{margin-bottom:16px;color:#fff;font-weight:700}
        .footer-links{display:grid;gap:9px;font-size:14px}.footer-links a:hover{color:#ffd1d0}
        .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);font-size:13px;color:#7e8794}
        @media (max-width:1024px){
            .hero{min-height:610px}.section{padding:82px 0}.split{gap:40px}.principle-grid{grid-template-columns:repeat(2,1fr)}
        }
        @media (max-width:768px){
            .container{width:min(var(--container),calc(100% - 34px))}
            .nav-wrap{height:70px}.menu-toggle{display:block}.nav{display:none;position:absolute;left:17px;right:17px;top:78px;padding:12px;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}
            .nav.open{display:flex}.nav a{padding:12px 14px}.nav-action{margin:4px 0 0}
            .hero{min-height:610px}.hero-content{padding:70px 0}.hero p{font-size:17px}
            .trust-list{grid-template-columns:repeat(2,1fr);gap:20px}.split,.quote-wrap{grid-template-columns:1fr}.photo-card{order:2}.photo-card img{height:360px}
            .topic-grid,.feature-grid,.article-grid{grid-template-columns:1fr 1fr}.quote-wrap{gap:32px}.faq-grid{grid-template-columns:1fr}
            .footer-grid{grid-template-columns:1fr 1fr}
        }
        @media (max-width:520px){
            h1{font-size:42px}.section{padding:65px 0}.hero-actions{display:grid}.hero-actions .btn{width:100%}
            .trust-list,.topic-grid,.feature-grid,.article-grid,.principle-grid{grid-template-columns:1fr}
            .trust-list{padding:22px 0}.topic-card{min-height:260px}.cta{padding:38px 25px}.footer-grid{grid-template-columns:1fr;gap:28px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}
        }

/* roulang page: category2 */
:root{
            --ink:#20242c;
            --muted:#6f7785;
            --soft:#f7f8fb;
            --paper:#ffffff;
            --line:#e8eaf0;
            --primary:#b94f68;
            --primary-dark:#8e354d;
            --secondary:#f2c9b7;
            --accent:#536b89;
            --shadow:0 18px 55px rgba(38,45,61,.10);
            --shadow-sm:0 8px 25px rgba(38,45,61,.07);
            --radius-lg:28px;
            --radius-md:18px;
            --radius-sm:11px;
            --container:1180px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            background:var(--paper);
            color:var(--ink);
            font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;
            line-height:1.75;
            font-size:16px;
            overflow-x:hidden;
        }
        h1,h2,h3,h4,p{margin-top:0}
        h1,h2,h3,h4{line-height:1.25;letter-spacing:-.035em}
        h1{font-size:clamp(38px,5vw,68px)}
        h2{font-size:clamp(30px,4vw,46px)}
        h3{font-size:22px}
        a{color:inherit;text-decoration:none;transition:color .25s ease,background .25s ease,transform .25s ease,box-shadow .25s ease}
        img{display:block;max-width:100%;height:auto}
        button,input{font:inherit}
        button{border:0;cursor:pointer}
        .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
        .section{padding:104px 0}
        .eyebrow{
            display:inline-flex;
            align-items:center;
            gap:8px;
            color:var(--primary);
            font-size:13px;
            font-weight:700;
            letter-spacing:.12em;
        }
        .eyebrow:before{
            content:"";
            width:24px;
            height:2px;
            background:var(--primary);
            border-radius:4px;
        }
        .section-head{max-width:700px;margin-bottom:46px}
        .section-head h2{margin:14px 0 16px}
        .section-head p{color:var(--muted);font-size:17px;margin-bottom:0}
        .btn{
            display:inline-flex;
            align-items:center;
            justify-content:center;
            gap:10px;
            min-height:50px;
            padding:0 24px;
            border-radius:999px;
            font-weight:700;
            transition:all .25s ease;
        }
        .btn-primary{color:#fff;background:var(--primary);box-shadow:0 12px 25px rgba(185,79,104,.23)}
        .btn-primary:hover{color:#fff;background:var(--primary-dark);transform:translateY(-3px);box-shadow:0 16px 30px rgba(185,79,104,.28)}
        .btn-ghost{color:var(--ink);background:#fff;border:1px solid var(--line)}
        .btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-3px)}
        .btn:focus-visible,.nav a:focus-visible,.brand:focus-visible,.faq-question:focus-visible{outline:3px solid rgba(185,79,104,.28);outline-offset:3px}
        .site-header{
            position:sticky;
            top:0;
            z-index:20;
            background:rgba(255,255,255,.88);
            border-bottom:1px solid rgba(232,234,240,.85);
            backdrop-filter:blur(18px);
        }
        .nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:30px}
        .brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:900;letter-spacing:-.04em}
        .brand-mark{
            width:36px;
            height:36px;
            display:grid;
            place-items:center;
            border-radius:12px;
            color:#fff;
            background:linear-gradient(145deg,var(--primary),#d5868f);
            box-shadow:0 8px 17px rgba(185,79,104,.25);
        }
        .nav{display:flex;align-items:center;gap:7px}
        .nav a{padding:9px 13px;color:#626b79;font-size:14px;font-weight:700;border-radius:10px}
        .nav a:hover,.nav a.active{color:var(--primary);background:#fff2f4}
        .nav-action{margin-left:10px}
        .menu-toggle{display:none;background:none;color:var(--ink);font-size:25px}
        .hero{
            min-height:570px;
            display:flex;
            align-items:center;
            position:relative;
            background:linear-gradient(90deg,rgba(26,30,40,.78),rgba(26,30,40,.25)),url("/assets/images/backpic/back-3.webp") center/cover;
            color:#fff;
            isolation:isolate;
        }
        .hero:after{
            content:"";
            position:absolute;
            inset:0;
            z-index:-1;
            background:linear-gradient(115deg,rgba(44,28,38,.35),transparent 65%);
        }
        .hero-content{max-width:770px;padding:90px 0}
        .hero .eyebrow{color:#ffd5d2}
        .hero .eyebrow:before{background:#ffd5d2}
        .hero h1{margin:22px 0 24px;max-width:760px}
        .hero p{max-width:680px;color:rgba(255,255,255,.86);font-size:19px;margin-bottom:0}
        .hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin-top:34px}
        .hero .btn-ghost{background:rgba(255,255,255,.13);border-color:rgba(255,255,255,.35);color:#fff}
        .hero .btn-ghost:hover{background:#fff;color:var(--ink)}
        .hero-note{display:flex;flex-wrap:wrap;gap:18px;margin-top:38px;color:rgba(255,255,255,.72);font-size:13px}
        .hero-note span{display:flex;align-items:center;gap:8px}
        .hero-note i{width:7px;height:7px;border-radius:50%;background:#f4b49f}
        .intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:76px;align-items:center}
        .photo-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
        .photo-card img{width:100%;height:460px;object-fit:cover}
        .photo-caption{
            position:absolute;
            left:22px;
            right:22px;
            bottom:22px;
            padding:17px 19px;
            color:#fff;
            background:rgba(32,36,44,.7);
            border:1px solid rgba(255,255,255,.2);
            border-radius:15px;
            backdrop-filter:blur(10px);
        }
        .photo-caption strong{display:block;font-size:17px;margin-bottom:2px}
        .photo-caption span{font-size:13px;color:rgba(255,255,255,.75)}
        .intro-copy p{color:var(--muted);font-size:17px}
        .check-list{display:grid;gap:13px;margin:28px 0 30px;padding:0;list-style:none}
        .check-list li{display:flex;gap:12px;align-items:flex-start}
        .check-list b{
            flex:none;
            margin-top:4px;
            width:21px;
            height:21px;
            border-radius:50%;
            display:grid;
            place-items:center;
            background:#fbe7e8;
            color:var(--primary);
            font-size:12px;
        }
        .check-list span{color:#454d5a}
        .soft-section{background:#fbf8f7}
        .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
        .feature-card{
            padding:30px 27px;
            border:1px solid var(--line);
            border-radius:var(--radius-md);
            background:#fff;
            transition:all .25s ease;
        }
        .feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);border-color:#f0cbd0}
        .feature-num{color:var(--primary);font-size:13px;font-weight:800;letter-spacing:.12em}
        .feature-card h3{margin:18px 0 11px}
        .feature-card p{color:var(--muted);font-size:14px;margin-bottom:0}
        .tag{
            display:inline-flex;
            align-items:center;
            padding:5px 10px;
            border-radius:999px;
            background:#fff1f3;
            color:var(--primary);
            font-size:12px;
            font-weight:700;
        }
        .scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
        .scenario-card{
            position:relative;
            min-height:290px;
            padding:28px;
            display:flex;
            flex-direction:column;
            justify-content:flex-end;
            overflow:hidden;
            border-radius:var(--radius-md);
            color:#fff;
            box-shadow:var(--shadow-sm);
            background:#394252;
        }
        .scenario-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
        .scenario-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(22,25,35,.88),rgba(22,25,35,.08) 78%)}
        .scenario-card:hover img{transform:scale(1.06)}
        .scenario-content{position:relative;z-index:1}
        .scenario-content h3{margin:16px 0 9px;color:#fff}
        .scenario-content p{margin-bottom:0;color:rgba(255,255,255,.76);font-size:14px}
        .quote-section{background:#20242c;color:#fff}
        .quote-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:65px;align-items:center}
        .quote-section .eyebrow{color:#f5b9b2}
        .quote-section .eyebrow:before{background:#f5b9b2}
        .quote-section h2{margin:16px 0 20px}
        .quote-section p{color:rgba(255,255,255,.72);font-size:17px}
        .quote-mark{font-size:100px;line-height:.6;color:#d9858c;font-family:Georgia,serif;opacity:.8}
        .quote-box{padding:33px;border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-lg);background:rgba(255,255,255,.06)}
        .quote-box p{color:#fff;font-size:22px;line-height:1.55;margin:0}
        .quote-author{margin-top:22px;color:#f5b9b2;font-size:13px}
        .principle-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
        .principle{
            padding:22px 20px;
            border-radius:var(--radius-md);
            background:var(--soft);
            border:1px solid var(--line);
        }
        .principle-icon{
            width:42px;height:42px;display:grid;place-items:center;
            border-radius:13px;background:#fff0f2;color:var(--primary);font-size:20px;
        }
        .principle h3{font-size:18px;margin:18px 0 8px}
        .principle p{color:var(--muted);font-size:14px;margin-bottom:0}
        .faq-section{background:#fbf8f7}
        .faq-list{max-width:860px;margin:0 auto;display:grid;gap:12px}
        .faq-item{border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;overflow:hidden}
        .faq-question{
            width:100%;
            display:flex;
            align-items:center;
            justify-content:space-between;
            gap:20px;
            padding:21px 24px;
            color:var(--ink);
            background:#fff;
            text-align:left;
            font-weight:800;
        }
        .faq-question span:last-child{color:var(--primary);font-size:24px;font-weight:400;transition:transform .25s ease}
        .faq-answer{display:none;padding:0 24px 22px;color:var(--muted);font-size:15px}
        .faq-item.open .faq-answer{display:block}
        .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
        .cta-section{padding:82px 0}
        .cta-panel{
            position:relative;
            overflow:hidden;
            padding:54px 65px;
            border-radius:var(--radius-lg);
            background:linear-gradient(120deg,#fff1f1,#f5e7e1);
            border:1px solid #f1d8d4;
        }
        .cta-panel:after{
            content:"";
            position:absolute;
            width:260px;height:260px;
            right:-70px;top:-100px;
            border-radius:50%;
            background:rgba(185,79,104,.1);
        }
        .cta-panel h2{max-width:640px;margin:14px 0 14px}
        .cta-panel p{max-width:650px;color:var(--muted);margin-bottom:25px}
        .site-footer{padding:66px 0 22px;background:#fff;border-top:1px solid var(--line)}
        .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:35px;padding-bottom:45px}
        .footer-brand p{max-width:300px;color:var(--muted);font-size:14px;margin:18px 0 0}
        .footer-title{margin-bottom:16px;font-size:14px;font-weight:800}
        .footer-links{display:grid;gap:9px}
        .footer-links a{color:var(--muted);font-size:14px}
        .footer-links a:hover{color:var(--primary);transform:translateX(3px)}
        .footer-bottom{
            display:flex;
            align-items:center;
            justify-content:space-between;
            gap:20px;
            padding-top:22px;
            border-top:1px solid var(--line);
            color:#9299a5;
            font-size:12px;
        }
        @media (max-width:1024px){
            .container{width:min(var(--container),calc(100% - 38px))}
            .intro-grid,.quote-layout{gap:38px}
            .principle-grid{grid-template-columns:repeat(2,1fr)}
        }
        @media (max-width:768px){
            .nav-wrap{height:70px}
            .menu-toggle{display:block}
            .nav{
                position:absolute;
                left:19px;right:19px;top:76px;
                display:none;
                padding:12px;
                flex-direction:column;
                align-items:stretch;
                gap:3px;
                border:1px solid var(--line);
                border-radius:17px;
                background:rgba(255,255,255,.98);
                box-shadow:var(--shadow);
            }
            .nav.open{display:flex}
            .nav a{padding:12px 14px}
            .nav-action{margin:6px 0 0;text-align:center}
            .hero{min-height:620px}
            .hero-content{padding:75px 0}
            .hero p{font-size:17px}
            .section{padding:76px 0}
            .intro-grid,.quote-layout{grid-template-columns:1fr}
            .intro-copy{order:-1}
            .feature-grid,.scenario-grid{grid-template-columns:1fr 1fr}
            .footer-grid{grid-template-columns:1fr 1fr}
            .footer-brand{grid-column:1/-1}
            .cta-panel{padding:40px 30px}
        }
        @media (max-width:520px){
            .container{width:min(var(--container),calc(100% - 30px))}
            h1{font-size:39px}
            h2{font-size:31px}
            .hero-actions{align-items:stretch;flex-direction:column}
            .hero-actions .btn{width:100%}
            .hero-note{display:grid;gap:9px}
            .photo-card img{height:360px}
            .feature-grid,.scenario-grid,.principle-grid{grid-template-columns:1fr}
            .feature-card{padding:25px 22px}
            .scenario-card{min-height:250px}
            .quote-box{padding:25px}
            .quote-box p{font-size:19px}
            .footer-grid{grid-template-columns:1fr 1fr;gap:27px 18px}
            .footer-bottom{align-items:flex-start;flex-direction:column;gap:8px}
            .cta-panel{padding:32px 23px}
        }

/* roulang page: category1 */
:root{
            --ink:#20242c;
            --muted:#6f7785;
            --soft:#f7f8fb;
            --paper:#ffffff;
            --line:#e8eaf0;
            --primary:#b94f68;
            --primary-dark:#8e354d;
            --secondary:#f2c9b7;
            --accent:#536b89;
            --shadow:0 18px 55px rgba(38,45,61,.10);
            --shadow-sm:0 8px 25px rgba(38,45,61,.07);
            --radius-lg:28px;
            --radius-md:18px;
            --radius-sm:11px;
            --container:1180px;
        }
        *,*::before,*::after{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            background:var(--paper);
            color:var(--ink);
            font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;
            line-height:1.75;
            font-size:16px;
            overflow-x:hidden;
        }
        a{color:inherit;text-decoration:none;transition:color .25s ease,background .25s ease,transform .25s ease,box-shadow .25s ease}
        img{display:block;max-width:100%;height:auto}
        button,input{font:inherit}
        button{border:0;cursor:pointer}
        h1,h2,h3,h4,p{margin-top:0}
        h1,h2,h3,h4{line-height:1.25;letter-spacing:-.035em}
        h1{font-size:clamp(42px,5.5vw,72px)}
        h2{font-size:clamp(30px,4vw,46px)}
        h3{font-size:22px}
        .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
        .eyebrow{
            display:inline-flex;
            align-items:center;
            gap:8px;
            color:var(--primary);
            font-size:13px;
            font-weight:700;
            letter-spacing:.12em;
        }
        .eyebrow:before{content:"";width:24px;height:2px;background:var(--primary);border-radius:4px}
        .section{padding:105px 0}
        .section-head{max-width:710px;margin-bottom:45px}
        .section-head h2{margin:14px 0 16px}
        .section-head p{color:var(--muted);font-size:17px;margin-bottom:0}
        .btn{
            display:inline-flex;
            align-items:center;
            justify-content:center;
            gap:10px;
            min-height:50px;
            padding:0 24px;
            border-radius:999px;
            font-weight:700;
            transition:all .25s ease;
        }
        .btn:focus-visible,.nav a:focus-visible,.faq-question:focus-visible{outline:3px solid rgba(185,79,104,.3);outline-offset:3px}
        .btn-primary{color:#fff;background:var(--primary);box-shadow:0 12px 25px rgba(185,79,104,.23)}
        .btn-primary:hover{color:#fff;background:var(--primary-dark);transform:translateY(-3px);box-shadow:0 16px 30px rgba(185,79,104,.28)}
        .btn-ghost{color:var(--ink);background:#fff;border:1px solid var(--line)}
        .btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-3px)}
        .site-header{
            position:sticky;
            top:0;
            z-index:20;
            background:rgba(255,255,255,.88);
            border-bottom:1px solid rgba(232,234,240,.85);
            backdrop-filter:blur(18px)
        }
        .nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:30px}
        .brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:900;letter-spacing:-.04em}
        .brand-mark{
            width:36px;height:36px;display:grid;place-items:center;border-radius:12px;
            color:#fff;background:linear-gradient(145deg,var(--primary),#d5868f);
            box-shadow:0 8px 17px rgba(185,79,104,.25)
        }
        .nav{display:flex;align-items:center;gap:7px}
        .nav a{padding:9px 13px;color:#626b79;font-size:14px;font-weight:700;border-radius:10px}
        .nav a:hover,.nav a.active{color:var(--primary);background:#fff2f4}
        .nav-action{margin-left:10px}
        .menu-toggle{display:none;background:none;color:var(--ink);font-size:25px}
        .page-banner{
            position:relative;
            min-height:440px;
            display:flex;
            align-items:center;
            color:#fff;
            background:linear-gradient(100deg,rgba(31,28,39,.82),rgba(31,28,39,.28)),url("/assets/images/backpic/back-3.webp") center/cover;
        }
        .page-banner-content{max-width:760px;padding:78px 0}
        .page-banner .eyebrow{color:#ffd5d2}
        .page-banner .eyebrow:before{background:#ffd5d2}
        .page-banner h1{margin:20px 0 18px}
        .page-banner p{max-width:680px;color:rgba(255,255,255,.86);font-size:18px;margin-bottom:0}
        .crumbs{display:flex;gap:10px;align-items:center;color:rgba(255,255,255,.68);font-size:14px;margin-bottom:24px}
        .crumbs span{color:rgba(255,255,255,.42)}
        .trust-strip{border-bottom:1px solid var(--line);background:#fff}
        .trust-list{display:grid;grid-template-columns:repeat(4,1fr);gap:25px;padding:27px 0}
        .trust-item{display:flex;align-items:center;gap:13px;color:var(--muted);font-size:14px}
        .trust-item strong{display:block;color:var(--ink);font-size:16px}
        .trust-icon{width:38px;height:38px;border-radius:13px;background:#fff1f3;color:var(--primary);display:grid;place-items:center;font-weight:900}
        .soft-section{background:#fbf8f7}
        .intro-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center}
        .photo-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
        .photo-card img{width:100%;height:440px;object-fit:cover}
        .photo-caption{position:absolute;left:22px;right:22px;bottom:20px;padding:15px 17px;border-radius:15px;color:#fff;background:rgba(32,36,44,.72);backdrop-filter:blur(10px);font-size:14px}
        .lead-copy{color:var(--muted);font-size:17px}
        .check-list{display:grid;gap:13px;margin:28px 0 0;padding:0;list-style:none}
        .check-list li{display:flex;gap:12px;align-items:flex-start}
        .check-list b{flex:none;margin-top:4px;width:21px;height:21px;border-radius:50%;display:grid;place-items:center;background:#fbe7e8;color:var(--primary);font-size:12px}
        .check-list span{color:#454d5a}
        .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
        .feature-card{padding:30px 27px;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;transition:all .25s ease}
        .feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);border-color:#f0cbd0}
        .feature-num{color:var(--primary);font-size:13px;font-weight:800;letter-spacing:.12em}
        .feature-card h3{margin:18px 0 11px}
        .feature-card p{color:var(--muted);font-size:14px;margin-bottom:0}
        .feature-symbol{width:45px;height:45px;display:grid;place-items:center;border-radius:15px;background:#f8e8e8;color:var(--primary);font-size:20px;font-weight:900}
        .scenario-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
        .scenario-card{display:flex;gap:22px;align-items:flex-start;padding:27px;border-radius:var(--radius-md);background:var(--soft);border:1px solid transparent;transition:.25s ease}
        .scenario-card:hover{background:#fff;border-color:var(--line);box-shadow:var(--shadow-sm)}
        .scenario-card img{width:118px;height:118px;object-fit:cover;border-radius:16px}
        .scenario-card h3{font-size:20px;margin:4px 0 9px}
        .scenario-card p{color:var(--muted);font-size:14px;margin-bottom:0}
        .principles{background:#20242c;color:#fff}
        .principles .section-head p{color:rgba(255,255,255,.68)}
        .principle-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
        .principle{padding:25px 22px;border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-md);background:rgba(255,255,255,.05)}
        .principle strong{display:block;font-size:19px;margin:16px 0 8px}
        .principle p{color:rgba(255,255,255,.65);font-size:14px;margin:0}
        .principle-mark{color:#f2c9b7;font-size:24px}
        .matrix{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:stretch}
        .matrix-main{padding:40px;border-radius:var(--radius-lg);background:#fff6f5;border:1px solid #f5dddd}
        .matrix-main h3{margin:0 0 15px}
        .matrix-main p{color:var(--muted)}
        .matrix-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:24px}
        .matrix-list a{padding:15px 16px;border-radius:12px;background:#fff;color:var(--ink);font-weight:700;border:1px solid transparent}
        .matrix-list a:hover{color:var(--primary);border-color:#efcbd0;transform:translateY(-2px)}
        .matrix-side{overflow:hidden;border-radius:var(--radius-lg);box-shadow:var(--shadow)}
        .matrix-side img{width:100%;height:100%;min-height:300px;object-fit:cover}
        .faq-list{display:grid;gap:12px;max-width:850px}
        .faq-item{border:1px solid var(--line);border-radius:15px;background:#fff;overflow:hidden}
        .faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;text-align:left;padding:20px 23px;color:var(--ink);background:#fff;font-weight:800}
        .faq-question span{color:var(--primary);font-size:22px;transition:transform .25s ease}
        .faq-answer{padding:0 23px 20px;color:var(--muted);font-size:14px}
        .cta-section{padding:78px 0;background:linear-gradient(115deg,#fff0ef,#f7f8fb)}
        .cta-box{display:flex;justify-content:space-between;align-items:center;gap:30px}
        .cta-box h2{margin:0 0 12px;font-size:36px}
        .cta-box p{color:var(--muted);margin:0;max-width:650px}
        .site-footer{padding:70px 0 24px;background:#20242c;color:#fff}
        .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
        .footer-brand p{max-width:290px;color:rgba(255,255,255,.58);font-size:14px;margin:19px 0 0}
        .site-footer .brand{color:#fff}
        .footer-title{margin-bottom:15px;color:#fff;font-weight:800}
        .footer-links{display:grid;gap:9px}
        .footer-links a{color:rgba(255,255,255,.58);font-size:14px}
        .footer-links a:hover{color:#ffd5d2}
        .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);color:rgba(255,255,255,.42);font-size:12px}
        @media (max-width:1024px){
            .intro-grid{gap:40px}
            .principle-grid{grid-template-columns:repeat(2,1fr)}
            .footer-grid{grid-template-columns:repeat(2,1fr)}
        }
        @media (max-width:768px){
            .container{width:min(var(--container),calc(100% - 34px))}
            .nav-wrap{height:70px}
            .menu-toggle{display:block}
            .nav{display:none;position:absolute;top:70px;left:17px;right:17px;padding:12px;align-items:stretch;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}
            .nav.is-open{display:flex}
            .nav a{padding:12px 14px}
            .nav-action{margin:6px 0 0}
            .page-banner{min-height:410px}
            .page-banner-content{padding:65px 0}
            .trust-list{grid-template-columns:repeat(2,1fr);gap:18px}
            .section{padding:78px 0}
            .intro-grid,.matrix{grid-template-columns:1fr}
            .feature-grid{grid-template-columns:1fr}
            .scenario-grid{grid-template-columns:1fr}
            .matrix-side{max-height:310px}
            .matrix-side img{min-height:260px}
            .cta-box{align-items:flex-start;flex-direction:column}
        }
        @media (max-width:520px){
            h1{font-size:40px}
            h2{font-size:31px}
            .hero-actions{align-items:stretch;flex-direction:column}
            .hero-actions .btn{width:100%}
            .trust-list{grid-template-columns:1fr}
            .scenario-card{flex-direction:column}
            .scenario-card img{width:100%;height:170px}
            .principle-grid{grid-template-columns:1fr}
            .matrix-main{padding:27px 22px}
            .matrix-list{grid-template-columns:1fr}
            .footer-grid{grid-template-columns:1fr 1fr;gap:30px 20px}
            .footer-brand{grid-column:1/-1}
            .footer-bottom{align-items:flex-start;flex-direction:column}
        }

/* roulang page: category3 */
:root{
            --ink:#20242c;
            --muted:#6f7785;
            --soft:#f7f8fb;
            --paper:#ffffff;
            --line:#e8eaf0;
            --primary:#b94f68;
            --primary-dark:#8e354d;
            --secondary:#f2c9b7;
            --accent:#536b89;
            --shadow:0 18px 55px rgba(38,45,61,.10);
            --shadow-sm:0 8px 25px rgba(38,45,61,.07);
            --radius-lg:28px;
            --radius-md:18px;
            --radius-sm:11px;
            --container:1180px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;background:var(--paper);color:var(--ink);
            font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;
            line-height:1.75;font-size:16px;overflow-x:hidden
        }
        a{color:inherit;text-decoration:none;transition:color .25s ease,background .25s ease,transform .25s ease,box-shadow .25s ease,border-color .25s ease}
        img{display:block;max-width:100%;height:auto}
        button,input{font:inherit}
        button{border:0;cursor:pointer}
        :focus-visible{outline:3px solid rgba(185,79,104,.25);outline-offset:3px}
        .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
        .eyebrow{
            display:inline-flex;align-items:center;gap:8px;color:var(--primary);
            font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase
        }
        .eyebrow:before{content:"";width:24px;height:2px;background:var(--primary);border-radius:4px}
        .section{padding:96px 0}
        .section-soft{background:var(--soft)}
        .section-warm{background:#fbf8f7}
        .section-head{max-width:760px;margin-bottom:42px}
        .section-head h2{margin:14px 0 16px;font-size:clamp(28px,3vw,42px);line-height:1.25;font-weight:900;letter-spacing:0}
        .section-head p{color:var(--muted);font-size:17px;margin:0}
        .btn{
            display:inline-flex;align-items:center;justify-content:center;gap:10px;
            min-height:50px;padding:0 24px;border-radius:999px;font-weight:700;border:1px solid transparent;
            transition:all .25s ease;white-space:normal;text-align:center
        }
        .btn-primary{color:#fff;background:var(--primary);box-shadow:0 12px 25px rgba(185,79,104,.23)}
        .btn-primary:hover{background:var(--primary-dark);transform:translateY(-3px);box-shadow:0 16px 30px rgba(185,79,104,.28);color:#fff}
        .btn-ghost{color:var(--ink);background:#fff;border-color:var(--line)}
        .btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-3px)}
        .site-header{
            position:sticky;top:0;z-index:20;background:rgba(255,255,255,.88);
            border-bottom:1px solid rgba(232,234,240,.85);backdrop-filter:blur(18px)
        }
        .nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:30px}
        .brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:900;letter-spacing:0}
        .brand-mark{
            width:36px;height:36px;display:grid;place-items:center;border-radius:12px;
            color:#fff;background:linear-gradient(145deg,var(--primary),#d5868f);
            box-shadow:0 8px 17px rgba(185,79,104,.25)
        }
        .nav{display:flex;align-items:center;gap:7px}
        .nav a{padding:9px 13px;color:#626b79;font-size:14px;font-weight:700;border-radius:10px}
        .nav a:hover,.nav a.active{color:var(--primary);background:#fff2f4}
        .nav-action{margin-left:10px}
        .menu-toggle{display:none;background:none;color:var(--ink);font-size:25px;line-height:1}
        .sub-hero{
            position:relative;min-height:560px;color:#fff;display:flex;align-items:flex-end;isolation:isolate;
            background:linear-gradient(90deg,rgba(25,29,38,.82),rgba(25,29,38,.34)),url("/assets/images/backpic/back-6.webp") center/cover
        }
        .sub-hero:after{
            content:"";position:absolute;inset:0;z-index:-1;
            background:linear-gradient(0deg,rgba(32,36,44,.42),rgba(32,36,44,0) 58%)
        }
        .sub-hero-content{max-width:850px;padding:110px 0 82px}
        .sub-hero .eyebrow{color:#ffd5d2}
        .sub-hero .eyebrow:before{background:#ffd5d2}
        .sub-hero h1{font-size:clamp(38px,5vw,68px);line-height:1.12;margin:20px 0 24px;font-weight:900;letter-spacing:0}
        .sub-hero p{max-width:720px;color:rgba(255,255,255,.84);font-size:19px;margin:0}
        .hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin-top:32px}
        .sub-hero .btn-ghost{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.35);color:#fff}
        .sub-hero .btn-ghost:hover{background:#fff;color:var(--ink)}
        .signal-strip{border-bottom:1px solid var(--line);background:#fff}
        .signal-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:25px 0}
        .signal-item{display:flex;gap:13px;align-items:flex-start;color:var(--muted);font-size:14px}
        .signal-dot{flex:none;width:10px;height:10px;border-radius:50%;background:var(--primary);margin-top:10px;box-shadow:0 0 0 6px #fff0f2}
        .signal-item strong{display:block;color:var(--ink);font-size:16px;margin-bottom:2px}
        .split-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:46px;align-items:center}
        .photo-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);background:#ddd}
        .photo-card img{width:100%;height:480px;object-fit:cover}
        .photo-label{
            position:absolute;left:22px;right:22px;bottom:22px;padding:18px 20px;border-radius:18px;
            background:rgba(255,255,255,.9);backdrop-filter:blur(14px);box-shadow:var(--shadow-sm)
        }
        .photo-label strong{display:block;color:var(--ink);font-size:18px}
        .photo-label span{display:block;color:var(--muted);font-size:13px;margin-top:4px}
        .check-list{display:grid;gap:13px;margin:28px 0 0;padding:0;list-style:none}
        .check-list li{display:flex;gap:12px;align-items:flex-start}
        .check-list b{
            flex:none;margin-top:4px;width:21px;height:21px;border-radius:50%;
            display:grid;place-items:center;background:#fbe7e8;color:var(--primary);font-size:12px
        }
        .check-list span{color:#454d5a}
        .risk-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
        .risk-card{
            padding:30px 27px;border:1px solid var(--line);border-radius:var(--radius-md);
            background:#fff;transition:all .25s ease;min-height:245px
        }
        .risk-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);border-color:#f0cbd0}
        .risk-icon{
            width:48px;height:48px;border-radius:16px;display:grid;place-items:center;
            color:#fff;background:var(--accent);font-weight:900;margin-bottom:20px
        }
        .risk-card:nth-child(2) .risk-icon,.risk-card:nth-child(5) .risk-icon{background:var(--primary)}
        .risk-card:nth-child(3) .risk-icon,.risk-card:nth-child(6) .risk-icon{background:#7a6a8f}
        .risk-card h3{font-size:20px;margin:0 0 11px;font-weight:850}
        .risk-card p{color:var(--muted);font-size:14px;margin:0}
        .channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
        .topic-card{
            position:relative;min-height:310px;overflow:hidden;border-radius:var(--radius-md);
            color:#fff;box-shadow:var(--shadow-sm)
        }
        .topic-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
        .topic-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(22,25,35,.82),rgba(22,25,35,.05) 75%)}
        .topic-card:hover img{transform:scale(1.06)}
        .topic-content{position:absolute;z-index:2;left:24px;right:24px;bottom:24px}
        .tag{display:inline-flex;align-items:center;padding:5px 10px;border-radius:999px;background:#fff1f3;color:var(--primary);font-size:12px;font-weight:700}
        .topic-content .tag{color:#ffe0dc;background:rgba(255,255,255,.15)}
        .topic-content h3{font-size:24px;margin:14px 0 9px;font-weight:900}
        .topic-content p{margin:0;color:rgba(255,255,255,.82);font-size:14px}
        .principle-band{background:#20242c;color:#fff}
        .principle-band .section-head p{color:rgba(255,255,255,.68)}
        .principle-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
        .principle-card{
            border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-md);
            padding:26px 22px;background:rgba(255,255,255,.05)
        }
        .principle-card strong{display:block;font-size:18px;margin-bottom:10px}
        .principle-card p{margin:0;color:rgba(255,255,255,.68);font-size:14px}
        .step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
        .step-card{
            position:relative;padding:30px 24px;border-radius:var(--radius-md);border:1px solid var(--line);
            background:#fff;box-shadow:var(--shadow-sm)
        }
        .step-num{font-size:13px;font-weight:900;color:var(--primary);letter-spacing:.12em;margin-bottom:18px}
        .step-card h3{font-size:19px;margin:0 0 10px;font-weight:850}
        .step-card p{font-size:14px;color:var(--muted);margin:0}
        .article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
        .article-card{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;transition:all .25s ease}
        .article-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);border-color:#f0cbd0}
        .article-thumb{height:190px;background:#f4f4f6;overflow:hidden}
        .article-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
        .article-card:hover .article-thumb img{transform:scale(1.05)}
        .article-body{padding:22px}
        .article-meta{display:flex;gap:10px;flex-wrap:wrap;color:var(--muted);font-size:12px;margin-bottom:12px}
        .article-body h3{font-size:19px;line-height:1.45;margin:0 0 10px;font-weight:850}
        .article-body p{color:var(--muted);font-size:14px;margin:0}
        .empty-list{
            border:1px dashed #d9dde6;border-radius:var(--radius-md);padding:34px;text-align:center;
            color:var(--muted);background:#fff
        }
        .faq-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;align-items:start}
        .faq-list{display:grid;gap:14px}
        .faq-item{border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;padding:24px 26px;box-shadow:var(--shadow-sm)}
        .faq-item h3{font-size:18px;margin:0 0 9px;font-weight:850}
        .faq-item p{margin:0;color:var(--muted);font-size:14px}
        .cta-panel{
            position:relative;overflow:hidden;border-radius:var(--radius-lg);padding:54px;
            background:linear-gradient(135deg,var(--primary),#7c5c82);color:#fff;box-shadow:var(--shadow)
        }
        .cta-panel:after{
            content:"";position:absolute;right:-70px;top:-70px;width:230px;height:230px;border-radius:50%;
            border:34px solid rgba(255,255,255,.11)
        }
        .cta-panel h2{position:relative;font-size:clamp(28px,3vw,42px);line-height:1.25;margin:0 0 16px;font-weight:900}
        .cta-panel p{position:relative;max-width:760px;color:rgba(255,255,255,.82);font-size:17px;margin:0}
        .cta-actions{position:relative;display:flex;gap:13px;flex-wrap:wrap;margin-top:28px}
        .cta-panel .btn-primary{background:#fff;color:var(--primary);box-shadow:none}
        .cta-panel .btn-primary:hover{background:#fff2f4;color:var(--primary-dark)}
        .cta-panel .btn-ghost{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.34);color:#fff}
        .site-footer{background:#191d25;color:#fff;padding:70px 0 28px}
        .footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr .8fr;gap:34px;margin-bottom:42px}
        .footer-brand p{margin:18px 0 0;color:rgba(255,255,255,.62);max-width:360px;font-size:14px}
        .footer-title{font-weight:850;margin-bottom:16px}
        .footer-links{display:grid;gap:10px}
        .footer-links a{color:rgba(255,255,255,.64);font-size:14px}
        .footer-links a:hover{color:#fff;transform:translateX(3px)}
        .footer-bottom{
            display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;
            padding-top:24px;border-top:1px solid rgba(255,255,255,.1);color:rgba(255,255,255,.52);font-size:13px
        }
        @media (max-width:1024px){
            .section{padding:78px 0}
            .nav-wrap{gap:18px}
            .nav{gap:4px}
            .nav a{padding:8px 10px}
            .signal-grid,.principle-grid,.step-grid{grid-template-columns:repeat(2,1fr)}
            .split-grid,.faq-wrap{grid-template-columns:1fr}
            .risk-grid,.article-grid,.channel-grid{grid-template-columns:repeat(2,1fr)}
            .footer-grid{grid-template-columns:1fr 1fr}
        }
        @media (max-width:768px){
            .container{width:min(100% - 32px,var(--container))}
            .nav-wrap{height:auto;min-height:72px;align-items:flex-start;padding:18px 0;flex-wrap:wrap}
            .menu-toggle{display:block;margin-left:auto}
            .nav{
                width:100%;display:none;flex-direction:column;align-items:stretch;padding:12px 0 2px
            }
            .nav.open{display:flex}
            .nav a{width:100%;padding:11px 12px}
            .nav-action{margin-left:0}
            .sub-hero{min-height:520px}
            .sub-hero-content{padding:92px 0 66px}
            .sub-hero p{font-size:17px}
            .signal-grid,.risk-grid,.article-grid,.channel-grid,.principle-grid,.step-grid{grid-template-columns:1fr}
            .photo-card img{height:360px}
            .cta-panel{padding:38px 26px}
            .footer-grid{grid-template-columns:1fr}
        }
        @media (max-width:520px){
            body{font-size:15px}
            .section{padding:62px 0}
            .brand{font-size:19px}
            .brand-mark{width:34px;height:34px}
            .sub-hero h1{font-size:34px}
            .hero-actions,.cta-actions{flex-direction:column}
            .btn{width:100%;min-height:48px;padding:0 18px}
            .section-head{margin-bottom:30px}
            .risk-card,.step-card,.faq-item{padding:24px 20px}
            .topic-card{min-height:260px}
            .article-thumb{height:165px}
            .footer-bottom{display:grid}
        }

/* roulang page: article */
:root{
            --ink:#20242c;
            --muted:#6f7785;
            --soft:#f7f8fb;
            --paper:#ffffff;
            --line:#e8eaf0;
            --primary:#b94f68;
            --primary-dark:#8e354d;
            --secondary:#f2c9b7;
            --accent:#536b89;
            --shadow:0 18px 55px rgba(38,45,61,.10);
            --shadow-sm:0 8px 25px rgba(38,45,61,.07);
            --radius-lg:28px;
            --radius-md:18px;
            --radius-sm:11px;
            --container:1180px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            background:var(--paper);
            color:var(--ink);
            font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;
            line-height:1.75;
            font-size:16px;
            overflow-x:hidden;
        }
        a{color:inherit;text-decoration:none;transition:color .25s ease,background .25s ease,transform .25s ease,box-shadow .25s ease,border-color .25s ease}
        img{display:block;max-width:100%;height:auto}
        button,input{font:inherit}
        button{border:0;cursor:pointer}
        :focus-visible{outline:3px solid rgba(185,79,104,.28);outline-offset:3px}
        .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
        .eyebrow{
            display:inline-flex;align-items:center;gap:8px;
            color:var(--primary);font-size:13px;font-weight:700;letter-spacing:.12em;
            text-transform:uppercase
        }
        .eyebrow:before{content:"";width:24px;height:2px;background:var(--primary);border-radius:4px}
        .section{padding:96px 0}
        .section-soft{background:var(--soft)}
        .section-warm{background:#fbf8f7}
        .section-head{max-width:720px;margin-bottom:42px}
        .section-head h2{margin:14px 0 14px;font-size:clamp(28px,3vw,42px);line-height:1.25;font-weight:900;letter-spacing:0}
        .section-head p{color:var(--muted);font-size:17px;margin:0}
        .btn{
            display:inline-flex;align-items:center;justify-content:center;gap:10px;
            min-height:50px;padding:0 24px;border-radius:999px;font-weight:700;
            transition:all .25s ease;border:1px solid transparent;white-space:nowrap
        }
        .btn-primary{color:#fff;background:var(--primary);box-shadow:0 12px 25px rgba(185,79,104,.23)}
        .btn-primary:hover{background:var(--primary-dark);transform:translateY(-3px);box-shadow:0 16px 30px rgba(185,79,104,.28);color:#fff}
        .btn-ghost{color:var(--ink);background:#fff;border-color:var(--line)}
        .btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-3px)}
        .site-header{
            position:sticky;top:0;z-index:20;background:rgba(255,255,255,.88);
            border-bottom:1px solid rgba(232,234,240,.85);backdrop-filter:blur(18px)
        }
        .nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:30px}
        .brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:900;letter-spacing:0}
        .brand-mark{
            width:36px;height:36px;display:grid;place-items:center;border-radius:12px;
            color:#fff;background:linear-gradient(145deg,var(--primary),#d5868f);
            box-shadow:0 8px 17px rgba(185,79,104,.25)
        }
        .nav{display:flex;align-items:center;gap:7px}
        .nav a{padding:9px 13px;color:#626b79;font-size:14px;font-weight:700;border-radius:10px}
        .nav a:hover,.nav a.active{color:var(--primary);background:#fff2f4}
        .nav-action{margin-left:10px}
        .menu-toggle{display:none;background:none;color:var(--ink);font-size:25px;line-height:1}
        .article-hero{
            position:relative;
            min-height:520px;
            display:flex;
            align-items:flex-end;
            color:#fff;
            background:linear-gradient(90deg,rgba(28,31,41,.82),rgba(28,31,41,.38)),url("/assets/images/backpic/back-4.webp") center/cover;
            isolation:isolate;
        }
        .article-hero:after{
            content:"";position:absolute;inset:0;z-index:-1;
            background:linear-gradient(0deg,rgba(32,36,44,.72),rgba(32,36,44,.08) 62%);
        }
        .article-hero-inner{padding:92px 0 72px;max-width:890px}
        .article-hero .eyebrow{color:#ffd5d2}
        .article-hero .eyebrow:before{background:#ffd5d2}
        .article-hero h1{
            margin:20px 0 20px;
            font-size:clamp(34px,5vw,62px);
            line-height:1.12;
            font-weight:950;
            letter-spacing:0;
            overflow-wrap:anywhere;
        }
        .article-summary{max-width:760px;color:rgba(255,255,255,.85);font-size:18px;margin:0}
        .meta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
        .meta-pill{
            display:inline-flex;align-items:center;gap:8px;
            padding:7px 12px;border-radius:999px;
            background:rgba(255,255,255,.14);
            border:1px solid rgba(255,255,255,.22);
            color:rgba(255,255,255,.88);
            font-size:13px;font-weight:700;
        }
        .article-layout{
            display:grid;
            grid-template-columns:minmax(0,1fr) 330px;
            gap:34px;
            align-items:start;
        }
        .article-shell{
            background:#fff;
            border:1px solid var(--line);
            border-radius:var(--radius-lg);
            box-shadow:var(--shadow-sm);
            overflow:hidden;
        }
        .article-cover img{width:100%;height:360px;object-fit:cover}
        .article-body{
            padding:44px;
            color:#343b47;
            font-size:17px;
        }
        .article-body h2,.article-body h3,.article-body h4{
            color:var(--ink);
            font-weight:900;
            line-height:1.35;
            margin:34px 0 14px;
            letter-spacing:0;
        }
        .article-body h2{font-size:30px}
        .article-body h3{font-size:24px}
        .article-body p{margin:0 0 18px}
        .article-body ul,.article-body ol{padding-left:1.35em;margin:18px 0}
        .article-body li{margin:8px 0}
        .article-body blockquote{
            margin:30px 0;
            padding:24px 26px;
            border-left:4px solid var(--primary);
            border-radius:0 var(--radius-md) var(--radius-md) 0;
            background:#fff4f5;
            color:#4a3340;
        }
        .article-body img{border-radius:var(--radius-md);margin:28px 0;box-shadow:var(--shadow-sm)}
        .article-empty{
            padding:58px 44px;
            text-align:center;
        }
        .article-empty h2{font-size:32px;margin:0 0 12px;font-weight:900}
        .article-empty p{color:var(--muted);margin:0 0 26px}
        .side-panel{
            position:sticky;
            top:104px;
            display:grid;
            gap:18px;
        }
        .info-card{
            padding:26px;
            background:#fff;
            border:1px solid var(--line);
            border-radius:var(--radius-md);
            box-shadow:var(--shadow-sm);
        }
        .info-card h2,.info-card h3{font-size:21px;margin:0 0 15px;font-weight:900}
        .info-card p{color:var(--muted);font-size:14px;margin:0}
        .tag-list{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}
        .tag{display:inline-flex;align-items:center;padding:5px 10px;border-radius:999px;background:#fff1f3;color:var(--primary);font-size:12px;font-weight:700}
        .check-list{display:grid;gap:13px;margin:18px 0 0;padding:0;list-style:none}
        .check-list li{display:flex;gap:12px;align-items:flex-start;color:#454d5a;font-size:14px}
        .check-list b{flex:none;margin-top:4px;width:21px;height:21px;border-radius:50%;display:grid;place-items:center;background:#fbe7e8;color:var(--primary);font-size:12px}
        .topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
        .topic-card{position:relative;min-height:310px;overflow:hidden;border-radius:var(--radius-md);color:#fff;box-shadow:var(--shadow-sm)}
        .topic-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
        .topic-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(22,25,35,.82),rgba(22,25,35,.04) 75%)}
        .topic-card:hover img{transform:scale(1.06)}
        .topic-content{position:absolute;inset:auto 0 0;z-index:1;padding:24px}
        .topic-content .tag{color:#ffe0dc;background:rgba(255,255,255,.15)}
        .topic-content h3{margin:14px 0 8px;font-size:24px;font-weight:900}
        .topic-content p{margin:0;color:rgba(255,255,255,.82);font-size:14px}
        .principle-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
        .principle-card{
            padding:28px 24px;
            border:1px solid var(--line);
            border-radius:var(--radius-md);
            background:#fff;
            transition:all .25s ease;
        }
        .principle-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);border-color:#f0cbd0}
        .principle-card span{color:var(--primary);font-size:13px;font-weight:800;letter-spacing:.12em}
        .principle-card h3{font-size:20px;margin:14px 0 9px;font-weight:900}
        .principle-card p{color:var(--muted);font-size:14px;margin:0}
        .latest-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
        .article-card{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;transition:all .25s ease}
        .article-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);border-color:#f0cbd0}
        .article-card img{width:100%;height:190px;object-fit:cover}
        .article-card-body{padding:22px}
        .article-card-body h3{font-size:19px;line-height:1.45;margin:12px 0 10px;font-weight:900}
        .article-card-body p{color:var(--muted);font-size:14px;margin:0 0 15px}
        .article-card-body a{color:var(--primary);font-weight:800;font-size:14px}
        .quote-band{background:#20242c;color:#fff}
        .quote-box{display:grid;grid-template-columns:1.1fr .9fr;gap:38px;align-items:center}
        .quote-text h2{font-size:clamp(28px,3vw,42px);line-height:1.25;font-weight:900;margin:0 0 18px}
        .quote-text p{color:rgba(255,255,255,.75);font-size:17px;margin:0}
        .quote-card{
            padding:30px;
            border-radius:var(--radius-md);
            background:rgba(255,255,255,.08);
            border:1px solid rgba(255,255,255,.14);
        }
        .quote-card ul{list-style:none;margin:0;padding:0;display:grid;gap:14px}
        .quote-card li{display:flex;gap:12px;color:rgba(255,255,255,.8)}
        .quote-card b{color:#ffd5d2}
        .faq-list{display:grid;gap:14px;max-width:900px}
        .faq-item{
            padding:24px 26px;
            background:#fff;
            border:1px solid var(--line);
            border-radius:var(--radius-md);
        }
        .faq-item h3{font-size:19px;font-weight:900;margin:0 0 8px}
        .faq-item p{color:var(--muted);margin:0}
        .cta-panel{
            position:relative;
            overflow:hidden;
            border-radius:var(--radius-lg);
            padding:50px;
            background:linear-gradient(120deg,rgba(185,79,104,.94),rgba(83,107,137,.9)),url("/assets/images/backpic/back-7.webp") center/cover;
            color:#fff;
            box-shadow:var(--shadow);
        }
        .cta-panel h2{font-size:clamp(28px,3vw,42px);line-height:1.25;font-weight:900;margin:0 0 14px}
        .cta-panel p{max-width:720px;color:rgba(255,255,255,.84);font-size:17px;margin:0 0 26px}
        .cta-panel .btn-ghost{background:#fff;color:var(--ink);border-color:#fff}
        .site-footer{padding:72px 0 28px;background:#171b22;color:#d8dde6}
        .footer-grid{display:grid;grid-template-columns:1.25fr repeat(3,1fr);gap:34px;margin-bottom:42px}
        .footer-brand p{color:#aeb6c3;margin:16px 0 0;max-width:330px;font-size:14px}
        .footer-title{font-size:15px;font-weight:900;color:#fff;margin-bottom:14px}
        .footer-links{display:grid;gap:9px}
        .footer-links a{color:#aeb6c3;font-size:14px}
        .footer-links a:hover{color:#fff;transform:translateX(3px)}
        .footer-bottom{
            display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
            padding-top:24px;border-top:1px solid rgba(255,255,255,.09);
            color:#8f98a7;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
            padding-top:24px;border-top:1px solid rgba(255,255,255,.09);
            color:#8f98a7;font-size:13px
        }
        .footer-bottom span:last-child{text-align:right}
        @media (max-width:1024px){
            .container{width:min(var(--container),calc(100% - 40px))}
            .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:24px}
            .principle-grid{grid-template-columns:repeat(2,1fr)}
            .footer-grid{grid-template-columns:1.4fr repeat(3,1fr);gap:24px}
        }
        @media (max-width:768px){
            .container{width:min(var(--container),calc(100% - 32px))}
            .nav-wrap{height:70px}
            .menu-toggle{display:block}
            .nav{
                display:none;
                position:absolute;
                top:70px;
                left:16px;
                right:16px;
                padding:12px;
                flex-direction:column;
                align-items:stretch;
                gap:4px;
                background:#fff;
                border:1px solid var(--line);
                border-radius:var(--radius-md);
                box-shadow:var(--shadow);
            }
            .nav.is-open{display:flex}
            .nav a{display:block;padding:12px 14px}
            .nav-action{margin:5px 0 0}
            .article-hero{min-height:470px}
            .article-hero-inner{padding:74px 0 54px}
            .article-layout{grid-template-columns:1fr}
            .side-panel{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}
            .article-body{padding:32px 26px}
            .article-cover img{height:280px}
            .topic-grid,.latest-grid{grid-template-columns:repeat(2,1fr)}
            .quote-box{grid-template-columns:1fr}
            .footer-grid{grid-template-columns:repeat(2,1fr)}
            .footer-brand{grid-column:1/-1}
            .section{padding:76px 0}
        }
        @media (max-width:520px){
            body{font-size:15px}
            .container{width:calc(100% - 28px)}
            .brand{font-size:18px}
            .brand-mark{width:34px;height:34px}
            .article-hero h1{font-size:34px}
            .article-summary{font-size:16px}
            .meta-row{gap:8px}
            .meta-pill{font-size:12px}
            .article-body{padding:27px 20px;font-size:16px}
            .article-body h2{font-size:26px}
            .article-body h3{font-size:21px}
            .article-cover img{height:220px}
            .side-panel{grid-template-columns:1fr}
            .topic-grid,.latest-grid,.principle-grid{grid-template-columns:1fr}
            .topic-card{min-height:260px}
            .cta-panel{padding:32px 24px}
            .footer-grid{grid-template-columns:1fr 1fr;gap:25px 18px}
            .footer-brand{grid-column:1/-1}
            .footer-bottom{display:grid;gap:10px}
            .footer-bottom span:last-child{text-align:left}
            .btn{min-height:47px;padding:0 19px}
        }