/* roulang page: index */
:root{
            --plum:#3b202d;
            --plum-deep:#241820;
            --moss:#506b61;
            --brass:#b38a50;
            --cream:#f7f3ec;
            --ivory:#fffdf8;
            --ink:#2d2427;
            --muted:#74696a;
            --line:#e5ddd2;
            --soft:#eee8df;
            --radius-lg:24px;
            --radius-md:16px;
            --radius-sm:11px;
            --shadow:0 14px 38px rgba(59,32,45,.08);
            --ease:all .25s ease;
        }
        *{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth}
        body{font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--cream);line-height:1.75;font-size:16px}
        a{color:inherit;text-decoration:none;transition:var(--ease)}
        img{display:block;width:100%;max-width:100%;object-fit:cover}
        button,input{font:inherit}
        button{border:0;cursor:pointer}
        a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(179,138,80,.45);outline-offset:4px}
        .container{width:min(1180px,calc(100% - 48px));margin:0 auto}
        .site-header{height:78px;background:rgba(247,243,236,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
        .nav-wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:28px}
        .brand{display:inline-flex;align-items:center;gap:11px;color:var(--plum);min-width:max-content}
        .brand-mark{width:34px;height:34px;border:1px solid var(--brass);border-radius:50%;display:grid;place-items:center;font-size:14px;color:var(--brass);font-weight:700}
        .brand-main{font-weight:800;letter-spacing:.02em;font-size:17px}
        .brand-sub{display:block;color:var(--moss);font-size:10px;line-height:1.1;letter-spacing:.12em;text-transform:uppercase}
        .nav-links{display:flex;align-items:center;gap:28px;margin-left:auto}
        .nav-links a{font-size:14px;color:var(--muted);position:relative;padding:26px 0}
        .nav-links a:hover,.nav-links a.active{color:var(--plum)}
        .nav-links a.active:after{content:"";position:absolute;left:0;right:0;bottom:17px;height:2px;background:var(--brass)}
        .nav-action,.btn-primary{background:var(--plum);color:var(--ivory);padding:11px 19px;border-radius:var(--radius-sm);font-size:14px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;gap:8px}
        .nav-action:hover,.btn-primary:hover{background:#543040;transform:translateY(-2px);box-shadow:0 8px 18px rgba(59,32,45,.16)}
        .menu-toggle{display:none;background:transparent;color:var(--plum);font-size:25px}
        .hero{padding:82px 0 72px;position:relative;overflow:hidden}
        .hero:before{content:"";position:absolute;right:-140px;top:-160px;width:470px;height:470px;border:1px solid rgba(179,138,80,.26);border-radius:50%}
        .hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
        .eyebrow,.section-kicker{color:var(--moss);font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;margin-bottom:16px}
        h1{font-size:clamp(38px,5vw,64px);line-height:1.18;letter-spacing:-.045em;color:var(--plum);max-width:600px}
        .hero-copy{font-size:18px;color:var(--muted);max-width:560px;margin:24px 0 30px}
        .hero-actions{display:flex;align-items:center;gap:13px;flex-wrap:wrap}
        .btn-secondary{display:inline-flex;align-items:center;justify-content:center;padding:10px 18px;border:1px solid var(--plum);border-radius:var(--radius-sm);color:var(--plum);font-size:14px;font-weight:700}
        .btn-secondary:hover{background:var(--plum);color:var(--ivory);transform:translateY(-2px)}
        .hero-visual{min-height:425px;border-radius:var(--radius-lg);overflow:hidden;position:relative;background:var(--plum) url('/assets/images/backpic/back-1.jpg') center/cover}
        .hero-visual:after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(36,24,32,.85),rgba(59,32,45,.25))}
        .visual-note{position:absolute;z-index:1;left:34px;bottom:34px;color:var(--ivory);max-width:280px}
        .visual-note strong{display:block;font-size:30px;line-height:1.25;margin-bottom:10px}
        .visual-note span{font-size:13px;color:#e5dcd4}
        .seal{position:absolute;z-index:2;right:28px;top:28px;width:72px;height:72px;border:1px solid var(--brass);border-radius:50%;display:grid;place-items:center;color:#e4c58f;font-size:12px;text-align:center;line-height:1.35;transform:rotate(8deg)}
        .hero-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:36px}
        .tag{display:inline-flex;align-items:center;padding:6px 12px;background:var(--ivory);border:1px solid var(--line);border-radius:999px;color:var(--moss);font-size:13px}
        .section{padding:94px 0}
        .section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:34px}
        h2{font-size:clamp(28px,3.5vw,42px);line-height:1.25;color:var(--plum);letter-spacing:-.03em}
        .section-intro{max-width:500px;color:var(--muted)}
        .text-link{color:var(--plum);font-weight:700;font-size:14px;border-bottom:1px solid var(--brass);padding-bottom:3px}
        .text-link:hover{color:var(--moss);border-color:var(--moss)}
        .keyword-panel{display:grid;grid-template-columns:1.1fr 1.9fr;gap:40px;align-items:start}
        .keyword-lead{border-left:3px solid var(--brass);padding-left:22px}
        .keyword-lead p{color:var(--muted);margin-top:17px}
        .keyword-cloud{display:flex;flex-wrap:wrap;gap:12px}
        .keyword-item{background:var(--ivory);border:1px solid var(--line);border-radius:var(--radius-md);padding:18px 20px;min-width:190px;flex:1}
        .keyword-item:hover{border-color:var(--brass);transform:translateY(-3px);box-shadow:var(--shadow)}
        .keyword-item b{display:block;color:var(--plum);font-size:18px;margin-bottom:6px}
        .keyword-item span{display:block;color:var(--muted);font-size:13px;line-height:1.55}
        .editorial{background:var(--ivory)}
        .editorial-grid{display:grid;grid-template-columns:280px 1fr;gap:74px}
        .editorial-copy{font-size:18px;color:var(--muted);max-width:760px}
        .mini-points{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:28px}
        .mini-point{border-top:1px solid var(--line);padding-top:14px}
        .mini-point b{display:block;color:var(--plum);margin-bottom:4px}
        .mini-point span{font-size:14px;color:var(--muted)}
        .category-layout{display:grid;grid-template-columns:1.45fr 1fr;gap:20px}
        .feature-card{min-height:390px;border-radius:var(--radius-lg);overflow:hidden;position:relative;background:url('/assets/images/coverpic/cover-1.png') center/cover}
        .feature-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(36,24,32,.88),rgba(36,24,32,.05) 65%)}
        .feature-content{position:absolute;z-index:1;left:30px;right:30px;bottom:28px;color:var(--ivory)}
        .feature-content .tag{background:rgba(255,253,248,.14);border-color:rgba(255,253,248,.25);color:#f1d9a9;margin-bottom:14px}
        .feature-content h3{font-size:27px;line-height:1.3;margin-bottom:9px}
        .feature-content p{color:#e5dcd4;font-size:14px;max-width:500px;margin-bottom:17px}
        .feature-content .text-link{color:#f1d9a9}
        .side-entries{display:flex;flex-direction:column;gap:12px}
        .side-entry{background:var(--ivory);border:1px solid var(--line);border-radius:var(--radius-md);padding:22px;display:flex;justify-content:space-between;gap:20px;align-items:center}
        .side-entry:hover{border-color:var(--moss);transform:translateX(4px)}
        .side-entry small{color:var(--brass);font-weight:700}
        .side-entry strong{display:block;color:var(--plum);font-size:17px;margin-top:5px}
        .arrow{color:var(--moss);font-size:21px}
        .path-section{background:#eee8df}
        .path-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0}
        .path-step{padding:18px 32px 18px 0;border-top:1px solid var(--brass);position:relative}
        .path-step:not(:last-child){margin-right:32px}
        .path-number{color:var(--brass);font-size:14px;font-weight:800;display:block;margin-bottom:12px}
        .path-step h3{font-size:20px;color:var(--plum);margin-bottom:7px}
        .path-step p{font-size:14px;color:var(--muted)}
        .faq-wrap{max-width:850px;margin:auto}
        details{border-bottom:1px solid var(--line);padding:20px 0}
        summary{list-style:none;cursor:pointer;font-weight:700;color:var(--plum);font-size:17px;display:flex;justify-content:space-between;gap:20px}
        summary::-webkit-details-marker{display:none}
        summary:after{content:"+";color:var(--brass);font-size:24px;font-weight:400;line-height:1}
        details[open] summary:after{content:"−"}
        details p{color:var(--muted);padding:13px 42px 0 0;font-size:15px}
        .updates{background:var(--ivory)}
        .updates-list{border-top:1px solid var(--plum)}
        .update-item{display:grid;grid-template-columns:120px 1fr 100px 25px;gap:24px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line)}
        .update-item:hover{padding-left:10px;background:#fffcf7}
        .update-meta{font-size:12px;color:var(--moss)}
        .update-item h3{font-size:17px;color:var(--plum);margin-bottom:3px}
        .update-item p{font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
        .update-cat{font-size:12px;color:var(--brass);font-weight:700}
        .empty-state{padding:35px 20px;text-align:center;border:1px dashed var(--line);color:var(--muted)}
        .empty-state strong{display:block;color:var(--plum);font-size:18px;margin-bottom:5px}
        .cta{padding:74px 0;background:var(--plum-deep);color:var(--ivory)}
        .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:35px}
        .cta h2{color:var(--ivory);max-width:620px}
        .cta p{color:#d9cdd0;margin-top:12px}
        .cta .btn-primary{background:var(--brass);color:var(--plum-deep)}
        .cta .btn-primary:hover{background:#c39a60}
        .site-footer{background:#1d1419;color:#d6c9cb;padding:55px 0 24px}
        .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;padding-bottom:45px}
        .footer-brand{color:var(--ivory);font-size:19px;font-weight:800;margin-bottom:13px}
        .footer-copy{color:#9f9194;font-size:13px;max-width:280px}
        .footer-title{font-size:13px;color:var(--brass);font-weight:800;margin-bottom:15px}
        .footer-links{list-style:none;display:grid;gap:8px}
        .footer-links a{font-size:14px;color:#b9acad}
        .footer-links a:hover{color:var(--ivory)}
        .footer-bottom{border-top:1px solid #3b2b31;padding-top:20px;display:flex;justify-content:space-between;gap:18px;color:#897a7e;font-size:12px}
        @media(max-width:900px){
            .nav-links{gap:15px}.nav-action{padding:9px 13px}
            .hero-grid,.keyword-panel,.editorial-grid{grid-template-columns:1fr;gap:35px}
            .hero{padding-top:62px}.hero-visual{min-height:350px}
            .editorial-grid{gap:25px}.category-layout{grid-template-columns:1fr}
            .footer-grid{grid-template-columns:repeat(2,1fr)}
        }
        @media(max-width:768px){
            .container{width:min(100% - 34px,620px)}
            .site-header{height:68px}.nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:var(--cream);border-bottom:1px solid var(--line);padding:10px 20px 18px;flex-direction:column;align-items:stretch;gap:0}
            .nav-links.open{display:flex}.nav-links a{padding:12px 0}.nav-links a.active:after{bottom:5px;right:auto;width:34px}
            .nav-action{display:none}.menu-toggle{display:block}
            .section{padding:65px 0}.section-head{display:block}.section-head .text-link{display:inline-block;margin-top:15px}
            h1{font-size:42px}.hero-copy{font-size:16px}.path-grid{grid-template-columns:1fr;gap:20px}.path-step:not(:last-child){margin-right:0}
            .update-item{grid-template-columns:85px 1fr 20px;gap:12px}.update-cat{display:none}
            .cta-inner{display:block}.cta .btn-primary{margin-top:24px}
        }
        @media(max-width:480px){
            body{font-size:15px}.container{width:calc(100% - 28px)}
            .brand-main{font-size:15px}.brand-mark{width:30px;height:30px}
            .hero{padding:48px 0 52px}h1{font-size:35px}.hero-visual{min-height:285px}.visual-note{left:22px;bottom:22px}.visual-note strong{font-size:24px}.seal{right:18px;top:18px;width:60px;height:60px}
            .hero-actions{display:grid;grid-template-columns:1fr}.hero-actions a{width:100%}
            .keyword-item{min-width:100%}.mini-points{grid-template-columns:1fr}.feature-card{min-height:330px}.feature-content{left:22px;right:22px}
            .update-item{grid-template-columns:1fr 22px}.update-meta{grid-column:1/-1}.update-item p{white-space:normal}
            .footer-grid{grid-template-columns:1fr;gap:28px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}
        }

/* roulang page: article */
:root{
            --plum:#3b202d;
            --plum-deep:#241820;
            --moss:#506b61;
            --brass:#b38a50;
            --cream:#f7f3ec;
            --ivory:#fffdf8;
            --ink:#2d2427;
            --muted:#74696a;
            --line:#e5ddd2;
            --soft:#eee8df;
            --radius-lg:24px;
            --radius-md:16px;
            --radius-sm:11px;
            --shadow:0 14px 38px rgba(59,32,45,.08);
            --ease:all .25s ease;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;color:var(--ink);background:var(--cream);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75}
        a{color:inherit;text-decoration:none;transition:var(--ease)}
        img{display:block;max-width:100%;width:100%;object-fit:cover}
        button{border:0;cursor:pointer;font:inherit}
        h1,h2,h3,p{margin-top:0}
        h1,h2,h3{color:var(--plum);font-weight:800;letter-spacing:-.025em}
        h1{font-size:clamp(34px,5vw,58px);line-height:1.2;margin-bottom:22px}
        h2{font-size:clamp(27px,3vw,40px);line-height:1.3;margin-bottom:16px}
        h3{font-size:20px;line-height:1.4}
        a:focus-visible,button:focus-visible{outline:3px solid rgba(179,138,80,.5);outline-offset:4px}
        .container{width:min(1180px,calc(100% - 48px));margin:0 auto}
        .site-header{height:78px;background:rgba(247,243,236,.97);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
        .nav-wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:28px}
        .brand{display:inline-flex;align-items:center;gap:11px;color:var(--plum);min-width:max-content}
        .brand-mark{width:34px;height:34px;border:1px solid var(--brass);border-radius:50%;display:grid;place-items:center;color:var(--brass);font-size:14px;font-weight:800}
        .brand-main{font-size:17px;font-weight:800;letter-spacing:.02em}
        .brand-sub{display:block;color:var(--moss);font-size:10px;line-height:1.1;letter-spacing:.12em;text-transform:uppercase}
        .nav-links{display:flex;align-items:center;gap:28px;margin-left:auto}
        .nav-links a{position:relative;padding:26px 0;color:var(--muted);font-size:14px}
        .nav-links a:hover,.nav-links a.active{color:var(--plum)}
        .nav-links a.active:after{content:"";position:absolute;left:0;right:0;bottom:17px;height:2px;background:var(--brass)}
        .nav-action,.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 19px;border-radius:var(--radius-sm);background:var(--plum);color:var(--ivory);font-size:14px;font-weight:700}
        .nav-action:hover,.btn-primary:hover{background:#543040;color:var(--ivory);transform:translateY(-2px);box-shadow:0 8px 18px rgba(59,32,45,.16)}
        .menu-toggle{display:none;background:transparent;color:var(--plum);font-size:25px}
        .page-top{padding:42px 0 60px;background:var(--ivory);border-bottom:1px solid var(--line)}
        .breadcrumbs{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:29px;color:var(--muted);font-size:13px}
        .breadcrumbs a:hover{color:var(--brass)}
        .breadcrumbs .separator{color:var(--brass)}
        .article-layout{display:grid;grid-template-columns:minmax(0,820px) 270px;gap:70px;align-items:start}
        .article-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;color:var(--muted);font-size:13px;margin-bottom:20px}
        .badge{display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;background:#e5ebe7;color:var(--moss);font-size:12px;font-weight:800}
        .article-lead{max-width:760px;color:var(--muted);font-size:18px;line-height:1.8;margin-bottom:28px}
        .cover-wrap{height:390px;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);background:var(--soft)}
        .cover-wrap img{height:100%}
        .article-section{padding:78px 0}
        .article-body{background:var(--ivory);border:1px solid var(--line);border-radius:var(--radius-lg);padding:42px 52px;box-shadow:0 8px 25px rgba(59,32,45,.035)}
        .article-body h2{font-size:30px;margin:34px 0 15px;padding-top:10px}
        .article-body h3{font-size:22px;margin:28px 0 12px}
        .article-body p{margin-bottom:20px;color:#44393b}
        .article-body ul,.article-body ol{padding-left:26px;margin:18px 0 25px;color:#44393b}
        .article-body li{padding:5px 0}
        .article-body blockquote{margin:28px 0;padding:20px 24px;border-left:3px solid var(--brass);background:var(--soft);color:var(--plum);font-size:18px}
        .article-body img{border-radius:var(--radius-md);margin:28px 0}
        .article-body table{width:100%;border-collapse:collapse;margin:25px 0;background:#fff}
        .article-body th,.article-body td{padding:12px 14px;border:1px solid var(--line);text-align:left}
        .article-body th{background:var(--soft);color:var(--plum)}
        .article-body hr{border:0;border-top:1px solid var(--line);margin:35px 0}
        .side-card{position:sticky;top:108px;padding:24px;background:var(--ivory);border:1px solid var(--line);border-radius:var(--radius-md)}
        .side-card h3{font-size:17px;margin-bottom:16px}
        .side-card ul{list-style:none;padding:0;margin:0}
        .side-card li{border-top:1px solid var(--line)}
        .side-card a{display:block;padding:12px 0;color:var(--muted);font-size:14px}
        .side-card a:hover{color:var(--plum);padding-left:5px}
        .side-note{margin-top:18px;padding-top:18px;border-top:1px solid var(--line);color:var(--muted);font-size:13px}
        .empty-state{padding:58px 25px;text-align:center;border:1px dashed #cdbfae;border-radius:var(--radius-md);background:#fffaf2}
        .empty-icon{width:48px;height:48px;margin:0 auto 15px;border:1px solid var(--brass);border-radius:50%;display:grid;place-items:center;color:var(--brass);font-weight:800}
        .empty-state h2{font-size:25px;margin-bottom:9px}
        .empty-state p{color:var(--muted);margin-bottom:22px}
        .after-article{padding:0 0 82px}
        .related-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:22px}
        .related-list{display:grid;grid-template-columns:1.25fr 1fr;gap:16px}
        .related-item{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:21px 23px;background:var(--ivory);border:1px solid var(--line);border-radius:var(--radius-md)}
        .related-item:hover{border-color:var(--brass);transform:translateY(-3px);box-shadow:var(--shadow)}
        .related-item small{display:block;color:var(--moss);margin-bottom:5px}
        .related-item strong{color:var(--plum);font-size:16px}
        .arrow{color:var(--brass);font-size:22px}
        .faq-section{padding:80px 0;background:var(--soft)}
        .faq-wrap{max-width:850px;margin:auto}
        .faq-item{background:var(--ivory);border:1px solid var(--line);border-radius:var(--radius-md);margin-bottom:12px;overflow:hidden}
        .faq-item summary{cursor:pointer;padding:19px 22px;color:var(--plum);font-weight:800;list-style:none}
        .faq-item summary::-webkit-details-marker{display:none}
        .faq-item summary:after{content:"＋";float:right;color:var(--brass);font-size:20px}
        .faq-item[open] summary:after{content:"－"}
        .faq-answer{padding:0 22px 20px;color:var(--muted);font-size:14px}
        .cta{padding:72px 0;background:var(--plum-deep);color:var(--ivory)}
        .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:35px}
        .cta h2{color:var(--ivory);max-width:650px;margin-bottom:0}
        .cta p{color:#d9cdd0;margin:12px 0 0;max-width:650px}
        .cta .btn-primary{background:var(--brass);color:var(--plum-deep)}
        .site-footer{padding:58px 0 22px;background:#1f171b;color:#d8ced0}
        .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;padding-bottom:42px}
        .footer-brand{color:var(--ivory);font-size:18px;font-weight:800;margin-bottom:13px}
        .footer-copy{max-width:290px;color:#a99b9d;font-size:13px;line-height:1.8}
        .footer-title{color:#e8d7b9;font-weight:800;font-size:14px;margin-bottom:15px}
        .footer-links{list-style:none;padding:0;margin:0}
        .footer-links li{margin:8px 0}
        .footer-links a{color:#aa9da0;font-size:13px}
        .footer-links a:hover{color:#e8d7b9}
        .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);color:#8f8285;font-size:12px}
        @media (max-width:1024px){
            .article-layout{grid-template-columns:minmax(0,1fr) 230px;gap:35px}
            .footer-grid{gap:24px}
        }
        @media (max-width:768px){
            .container{width:min(100% - 34px,620px)}
            .site-header{height:68px}
            .nav-links{display:none;position:absolute;top:68px;left:0;right:0;padding:10px 17px 18px;background:var(--ivory);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0}
            .nav-links.open{display:flex}
            .nav-links a{padding:13px 4px}
            .nav-links a.active:after{bottom:5px}
            .nav-action{display:none}
            .menu-toggle{display:block}
            .page-top{padding:30px 0 42px}
            .article-layout{display:block}
            .side-card{position:static;margin-top:30px}
            .cover-wrap{height:280px}
            .article-section{padding:48px 0}
            .article-body{padding:28px 23px}
            .related-list{grid-template-columns:1fr}
            .cta-inner{display:block}
            .cta .btn-primary{margin-top:24px;width:100%}
            .footer-grid{grid-template-columns:1fr 1fr}
            .footer-bottom{display:block}
            .footer-bottom span{display:block;margin-top:7px}
        }
        @media (max-width:480px){
            h1{font-size:34px}
            .article-lead{font-size:16px}
            .cover-wrap{height:220px}
            .article-body{padding:23px 17px}
            .article-body h2{font-size:25px}
            .related-item{padding:17px}
            .footer-grid{grid-template-columns:1fr}
        }

/* roulang page: category1 */
:root{
            --plum:#3b202d;--plum-deep:#241820;--moss:#506b61;--brass:#b38a50;
            --cream:#f7f3ec;--ivory:#fffdf8;--ink:#2d2427;--muted:#74696a;
            --line:#e5ddd2;--soft:#eee8df;--radius-lg:24px;--radius-md:16px;
            --radius-sm:11px;--shadow:0 14px 38px rgba(59,32,45,.08);--ease:all .25s ease;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75}
        h1,h2,h3,p{margin:0} h1,h2,h3{color:var(--plum);line-height:1.28}
        h1{font-size:clamp(36px,5vw,62px);letter-spacing:-.04em}
        h2{font-size:clamp(28px,3.4vw,42px);letter-spacing:-.025em}
        h3{font-size:20px}
        a{text-decoration:none;color:inherit;transition:var(--ease)}
        img{display:block;width:100%;max-width:100%;object-fit:cover}
        button,input{font:inherit} button{border:0;cursor:pointer}
        a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(179,138,80,.5);outline-offset:4px}
        .container{width:min(1180px,calc(100% - 48px));margin:0 auto}
        .site-header{height:78px;background:rgba(247,243,236,.97);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
        .nav-wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:28px}
        .brand{display:inline-flex;align-items:center;gap:11px;min-width:max-content;color:var(--plum)}
        .brand-mark{width:34px;height:34px;border:1px solid var(--brass);border-radius:50%;display:grid;place-items:center;color:var(--brass);font-size:14px;font-weight:800}
        .brand-main{font-size:17px;font-weight:800;letter-spacing:.02em}
        .brand-sub{display:block;color:var(--moss);font-size:10px;line-height:1.1;letter-spacing:.12em;text-transform:uppercase}
        .nav-links{display:flex;align-items:center;gap:28px;margin-left:auto}
        .nav-links a{position:relative;padding:26px 0;color:var(--muted);font-size:14px}
        .nav-links a:hover,.nav-links a.active{color:var(--plum)}
        .nav-links a.active:after{content:"";position:absolute;left:0;right:0;bottom:17px;height:2px;background:var(--brass)}
        .nav-action,.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--plum);color:var(--ivory);padding:11px 19px;border-radius:var(--radius-sm);font-size:14px;font-weight:700}
        .nav-action:hover,.btn-primary:hover{background:#543040;color:var(--ivory);transform:translateY(-2px);box-shadow:0 8px 18px rgba(59,32,45,.16)}
        .menu-toggle{display:none;background:transparent;color:var(--plum);font-size:25px}
        .crumbs{padding:26px 0 0;color:var(--muted);font-size:13px}
        .crumbs a:hover{color:var(--brass)} .crumbs span{margin:0 9px;color:var(--brass)}
        .category-hero{padding:48px 0 82px}
        .category-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
        .eyebrow,.section-kicker{color:var(--moss);font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;margin-bottom:16px}
        .hero-copy{max-width:590px;color:var(--muted);font-size:18px;margin:24px 0 30px}
        .hero-actions{display:flex;gap:13px;flex-wrap:wrap}
        .btn-secondary{display:inline-flex;align-items:center;justify-content:center;padding:10px 18px;border:1px solid var(--plum);border-radius:var(--radius-sm);color:var(--plum);font-size:14px;font-weight:700}
        .btn-secondary:hover{background:var(--plum);color:var(--ivory);transform:translateY(-2px)}
        .banner-image{height:360px;border-radius:var(--radius-lg);overflow:hidden;position:relative;box-shadow:var(--shadow)}
        .banner-image img{height:100%}.banner-image:after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(36,24,32,.62),transparent 65%)}
        .image-note{position:absolute;z-index:1;left:27px;bottom:25px;color:var(--ivory);font-size:14px;border-left:2px solid var(--brass);padding-left:14px}
        .section{padding:88px 0}.section-soft{background:var(--soft)}
        .section-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:34px}
        .section-intro{max-width:540px;color:var(--muted)}
        .index-layout{display:grid;grid-template-columns:260px 1fr;gap:70px}
        .index-title{border-left:3px solid var(--brass);padding-left:20px}
        .index-title p{color:var(--muted);margin-top:15px}
        .topic-list{border-top:1px solid var(--plum)}
        .topic-row{display:grid;grid-template-columns:54px 1fr 24px;gap:18px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line)}
        .topic-row:hover{padding-left:10px;background:rgba(255,253,248,.6)}
        .topic-no{color:var(--brass);font-weight:800;font-size:14px}
        .topic-row p{color:var(--muted);font-size:14px;margin-top:4px}
        .arrow{color:var(--moss);font-size:22px}
        .content-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
        .content-panel{background:var(--ivory);border:1px solid var(--line);border-radius:var(--radius-md);padding:28px}
        .content-panel:hover{border-color:var(--brass);box-shadow:var(--shadow);transform:translateY(-3px)}
        .content-panel h3{margin-bottom:12px}.content-panel p{color:var(--muted);font-size:15px}
        .relation-wrap{display:grid;grid-template-columns:1fr 1.35fr;gap:60px;align-items:start}
        .relation-lead p{color:var(--muted);margin-top:18px}
        .relation-cloud{display:flex;flex-wrap:wrap;gap:12px}
        .relation-item{background:var(--ivory);border:1px solid var(--line);border-radius:999px;padding:12px 18px;color:var(--plum);font-weight:700}
        .relation-item small{display:block;color:var(--moss);font-size:11px;font-weight:400;line-height:1.3}
        .relation-item:hover{border-color:var(--brass);color:var(--moss);transform:translateY(-2px)}
        .image-story{display:grid;grid-template-columns:.9fr 1.1fr;gap:58px;align-items:center}
        .story-image{height:330px;border-radius:var(--radius-lg);overflow:hidden}
        .story-image img{height:100%}.story-copy p{color:var(--muted);margin:18px 0}
        .story-points{display:grid;gap:12px;margin-top:22px}
        .story-point{display:flex;gap:12px;align-items:flex-start;color:var(--ink);font-size:15px}
        .story-point b{color:var(--brass);font-size:18px}
        .faq-wrap{max-width:860px;margin:0 auto}.faq-item{border-top:1px solid var(--line)}
        .faq-item:last-child{border-bottom:1px solid var(--line)}
        .faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;text-align:left;background:transparent;color:var(--plum);padding:21px 0;font-weight:700}
        .faq-question span:last-child{color:var(--brass);font-size:22px}.faq-answer{display:none;color:var(--muted);font-size:15px;padding:0 38px 22px 0}
        .faq-item.open .faq-answer{display:block}.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
        .cta{padding:72px 0;background:var(--plum-deep);color:var(--ivory)}
        .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:35px}.cta h2{color:var(--ivory);max-width:650px}.cta p{color:#d9cdd0;margin-top:12px}
        .cta .btn-primary{background:var(--brass);color:var(--plum-deep)}.cta .btn-primary:hover{background:#c49b60;color:var(--plum-deep)}
        .site-footer{background:var(--plum-deep);color:var(--ivory);border-top:1px solid rgba(255,255,255,.1);padding:58px 0 25px}
        .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:35px;padding-bottom:42px}
        .footer-brand{font-size:19px;font-weight:800;color:#f1d9a9;margin-bottom:12px}.footer-copy{color:#cdbfc2;font-size:14px;max-width:300px}
        .footer-title{color:#f1d9a9;font-weight:700;margin-bottom:14px}.footer-links{list-style:none;padding:0;margin:0;display:grid;gap:7px}
        .footer-links a{color:#cdbfc2;font-size:14px}.footer-links a:hover{color:#f1d9a9}
        .footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#a99b9e;font-size:12px}
        @media(max-width:900px){.category-hero-grid,.image-story,.relation-wrap{grid-template-columns:1fr;gap:35px}.index-layout{grid-template-columns:1fr;gap:30px}.footer-grid{grid-template-columns:repeat(2,1fr)}}
        @media(max-width:768px){.container{width:min(100% - 32px,600px)}.site-header{height:70px}.nav-links{display:none;position:absolute;top:70px;left:0;right:0;background:var(--cream);border-bottom:1px solid var(--line);padding:8px 24px 18px;flex-direction:column;align-items:stretch;gap:0}.nav-links.show{display:flex}.nav-links a{padding:13px 0}.nav-links a.active:after{bottom:7px;right:auto;width:38px}.nav-action{display:none}.menu-toggle{display:block}.category-hero{padding:35px 0 60px}.section{padding:62px 0}.content-grid{grid-template-columns:1fr}.cta-inner{align-items:flex-start;flex-direction:column}.cta .btn-primary{width:100%}}
        @media(max-width:480px){h1{font-size:37px}.hero-copy{font-size:16px}.banner-image{height:270px}.topic-row{grid-template-columns:38px 1fr 20px;gap:10px}.content-panel{padding:22px}.story-image{height:240px}.footer-grid{grid-template-columns:1fr;gap:26px}.footer-bottom{flex-direction:column;gap:7px}}