/* roulang page: index */
:root{
      --color-bg:#f4f1eb;--color-surface:#fffdf9;--color-surface-soft:#eee9df;
      --color-ink:#242522;--color-muted:#73766d;--color-primary:#c95d42;
      --color-primary-hover:#a94732;--color-secondary:#52766b;--color-border:#ded8cd;
      --color-success:#5e806c;--color-warning:#b88445;--shadow-soft:0 14px 40px rgba(52,45,35,.08);
      --radius-card:20px;--radius-pill:999px;--content-width:1240px;
    }
    *,*:before,*:after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--color-bg);color:var(--color-ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.82;font-size:15px}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    a:hover{color:var(--color-primary)}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .shell{min-height:100vh}
    .side-nav{position:fixed;z-index:20;left:0;top:0;width:248px;height:100vh;padding:30px 18px 22px;background:#252a27;color:#f7f3eb;border-right:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column}
    .brand{display:flex;align-items:center;gap:11px;padding:0 10px 30px;font-size:21px;font-weight:800;letter-spacing:.04em}
    .brand-mark{width:31px;height:31px;border-radius:10px 10px 10px 3px;background:var(--color-primary);position:relative}
    .brand-mark:after{content:"";position:absolute;width:10px;height:10px;border:2px solid #fff3e8;border-radius:50%;right:6px;top:6px}
    .nav-label{margin:0 10px 10px;color:#99a59a;font-size:11px;letter-spacing:.16em;text-transform:uppercase}
    .main-nav{display:flex;flex-direction:column;gap:4px}
    .main-nav a{display:flex;align-items:center;gap:12px;min-height:44px;padding:9px 12px;border-left:3px solid transparent;border-radius:10px;color:#d7ddd4}
    .main-nav a span{width:21px;color:#96a89d;font-size:13px}
    .main-nav a:hover{background:#35413a;color:#fff}
    .main-nav a.active{background:var(--color-primary);color:#fff;border-left-color:#ffd7b9}
    .main-nav a.active span{color:#fff}
    .side-note{margin-top:auto;padding:17px 13px;border:1px solid rgba(255,255,255,.12);border-radius:15px;color:#bbc3ba;font-size:12px;line-height:1.7}
    .side-note strong{display:block;color:#f4eee3;margin-bottom:5px}
    .content{margin-left:248px;overflow:hidden}
    .mobile-bar{display:none}
    .container-wide{width:min(var(--content-width),calc(100% - 80px));margin:auto}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--color-primary);font-size:12px;font-weight:700;letter-spacing:.12em}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--color-primary)}
    h1,h2,h3,h4{margin:0;color:var(--color-ink);line-height:1.25;font-weight:800;letter-spacing:-.035em}
    h1{font-size:clamp(38px,5vw,70px);max-width:700px}
    h2{font-size:clamp(28px,3.5vw,44px)}
    h3{font-size:21px}
    .section{padding:92px 0}
    .section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:35px}
    .section-head p{max-width:520px;margin:0;color:var(--color-muted)}
    .btn{border-radius:12px;padding:12px 20px;font-weight:700;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px}
    .btn-primary{background:var(--color-primary);color:#fff}
    .btn-primary:hover{background:var(--color-primary-hover);color:#fff;transform:translateY(-2px);box-shadow:0 9px 18px rgba(164,65,43,.2)}
    .btn-outline{background:transparent;border-color:var(--color-border);color:var(--color-ink)}
    .btn-outline:hover{background:var(--color-surface);border-color:var(--color-primary);color:var(--color-primary)}
    .btn:focus-visible,.main-nav a:focus-visible,.faq-button:focus-visible{outline:3px solid rgba(201,93,66,.35);outline-offset:3px}
    .hero{min-height:650px;padding:70px 0 54px;position:relative;color:#fff;background:#34483f url("/assets/images/backpic/back-1.webp") center/cover no-repeat}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(28,36,31,.94),rgba(34,48,41,.68) 58%,rgba(33,39,34,.25))}
    .hero .container-wide{position:relative;z-index:1}
    .hero .eyebrow{color:#f5c5a3}.hero .eyebrow:before{background:#f5c5a3}
    .hero h1,.hero h2{color:#fff}
    .hero-copy{padding-top:55px;max-width:730px}
    .hero-lead{font-size:18px;color:#e6e9df;max-width:660px;margin:25px 0 28px;line-height:1.9}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .hero .btn-outline{border-color:rgba(255,255,255,.45);color:#fff}
    .hero .btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}
    .hero-board{margin-top:76px;display:flex;align-items:stretch;gap:10px;max-width:790px}
    .hero-board .metric{background:rgba(248,243,233,.12);border:1px solid rgba(255,255,255,.2);padding:14px 20px;min-width:160px;backdrop-filter:blur(4px)}
    .metric:first-child{border-radius:15px 0 0 15px}.metric:last-child{border-radius:0 15px 15px 0}
    .metric small{display:block;color:#bdcabd;font-size:12px}.metric b{display:block;color:#fff;font-size:23px;margin-top:2px}
    .ticker{background:#ede6da;border-bottom:1px solid #d7d0c4;padding:17px 0}
    .ticker-line{display:flex;align-items:center;gap:18px;overflow:hidden}
    .ticker-label{white-space:nowrap;color:var(--color-primary);font-weight:800}
    .ticker-items{display:flex;gap:34px;white-space:nowrap;color:#565e56;font-size:13px}
    .ticker-items b{color:var(--color-ink);margin-right:7px}
    .intro{background:var(--color-surface)}
    .pain-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:start}
    .pain-grid h2{margin:15px 0 22px;max-width:580px}
    .pain-grid .lead{font-size:18px;color:#50544c}
    .quote-block{border-left:4px solid var(--color-primary);padding:12px 0 12px 25px;margin-top:32px;color:#62655d}
    .quote-block strong{display:block;color:var(--color-ink);font-size:18px;margin-bottom:7px}
    .pain-list{display:grid;gap:14px}
    .pain-item{background:var(--color-bg);border:1px solid var(--color-border);padding:20px 23px;border-radius:16px;display:grid;grid-template-columns:44px 1fr;gap:15px}
    .pain-item i{font-style:normal;color:var(--color-primary);font-size:22px;font-weight:800}
    .pain-item h3{font-size:17px;margin-bottom:4px}.pain-item p{margin:0;color:var(--color-muted);font-size:14px}
    .solution{background:#e8eee8}
    .solution-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:24px}
    .feature-card,.data-panel,.news-feature,.reading-card,.review-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-card);box-shadow:var(--shadow-soft)}
    .feature-card{overflow:hidden;display:grid;grid-template-columns:1fr 1fr;min-height:340px}
    .feature-card img{height:100%;width:100%;object-fit:cover}
    .feature-text{padding:32px}.feature-text .tag{margin-bottom:23px}.feature-text h3{font-size:28px;margin-bottom:14px}.feature-text p{color:var(--color-muted);margin-bottom:23px}
    .tag{display:inline-flex;padding:5px 11px;border-radius:var(--radius-pill);background:#f3ded2;color:#a84f3b;font-size:12px;font-weight:700}
    .solution-side{display:grid;gap:24px}
    .data-panel{padding:26px}.data-panel h3{margin-bottom:18px}
    .data-row{display:flex;justify-content:space-between;padding:13px 0;border-bottom:1px dashed var(--color-border);font-size:14px}.data-row:last-child{border-bottom:0}.data-row b{color:var(--color-secondary)}
    .mini-link{color:var(--color-primary);font-weight:700;font-size:13px}
    .reading{background:#fbf8f1}
    .reading-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:54px;align-items:start}
    .reading-cover{position:relative}.reading-cover img{width:100%;height:460px;object-fit:cover;border-radius:22px}.cover-caption{position:absolute;bottom:16px;left:16px;right:16px;padding:14px 16px;background:rgba(31,39,34,.82);color:#fff;border-radius:12px;font-size:13px}
    .article-body{max-width:720px}.article-body h2{font-size:37px;margin:15px 0 22px}.article-body h3{font-size:22px;margin:28px 0 9px}.article-body p{color:#5e625a;margin:0 0 16px}.highlight{background:#efe4d2;border-radius:12px;padding:17px 19px;color:#4b5148;margin:24px 0}
    .outcome{background:#252a27;color:#f3eee5}.outcome h2,.outcome h3{color:#fff}.outcome .section-head p{color:#b8c0b7}
    .path{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:45px}.path-step{padding:25px 24px;border-top:2px solid #758a7c;position:relative}.path-step:not(:last-child):after{content:"→";position:absolute;right:-8px;top:18px;color:#d98767;font-size:22px}.path-step b{display:block;font-size:36px;color:#e08a68}.path-step h3{margin:9px 0;color:#fff;font-size:18px}.path-step p{margin:0;color:#b5bdb4;font-size:13px}
    .news{background:var(--color-bg)}
    .news-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:26px}
    .news-list{background:var(--color-surface);border:1px solid var(--color-border);border-radius:20px;padding:10px 26px}
    .news-item{display:grid;grid-template-columns:94px 1fr 90px;gap:18px;align-items:center;padding:21px 0;border-bottom:1px solid var(--color-border)}.news-item:last-child{border-bottom:0}
    .news-date{font-size:12px;color:var(--color-primary);font-weight:800}.news-item h3{font-size:17px;margin-bottom:4px}.news-item p{margin:0;color:var(--color-muted);font-size:13px;line-height:1.65}
    .news-feature{overflow:hidden}.news-feature img{height:180px;width:100%;object-fit:cover}.news-feature-body{padding:23px}.news-feature-body h3{font-size:24px;margin:12px 0}.news-feature-body p{color:var(--color-muted);font-size:14px}
    .topics{background:var(--color-surface)}.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.topic{border:1px solid var(--color-border);border-radius:16px;overflow:hidden;background:#fbf8f2}.topic img{width:100%;height:130px;object-fit:cover}.topic-body{padding:17px}.topic-body h3{font-size:17px;margin:8px 0}.topic-body p{font-size:13px;color:var(--color-muted);margin:0 0 12px}
    .trust{background:#e5ede7}.trust-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}.trust-copy h2{margin:14px 0 18px}.trust-copy p{color:#5e665f}.trust-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.trust-card{padding:23px;background:rgba(255,255,255,.63);border:1px solid #cddbd0;border-radius:17px}.trust-icon{font-size:25px;color:var(--color-secondary)}.trust-card h3{font-size:17px;margin:8px 0}.trust-card p{font-size:13px;color:var(--color-muted);margin:0}
    .voices{background:#f2e9df}.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review-card{padding:25px}.review-card p{font-size:16px;margin:0 0 18px;color:#555951}.review-card footer{color:var(--color-secondary);font-size:13px;font-weight:700}
    .faq{background:var(--color-surface)}.faq-wrap{max-width:900px;margin:auto}.accordion-item{border:1px solid var(--color-border)!important;border-radius:13px!important;overflow:hidden;margin-bottom:11px;background:#fff}.faq-button{width:100%;border:0;background:#fff;text-align:left;padding:19px 23px;font-weight:750;color:var(--color-ink);display:flex;justify-content:space-between;align-items:center}.faq-button:after{content:"＋";color:var(--color-primary);font-size:22px}.faq-button:not(.collapsed):after{content:"－"}.faq-button:not(.collapsed){color:var(--color-primary);background:#fffaf4;box-shadow:none}.accordion-body{padding:0 23px 22px;color:var(--color-muted);font-size:14px}
    .cta{padding:72px 0;background:#d87454;color:#fff}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{color:#fff;font-size:38px}.cta p{margin:13px 0 0;color:#ffe8dc;max-width:650px}.cta .btn{background:#fff;color:#a54835}.cta .btn:hover{background:#fff2e8;color:#913d2d}
    footer{background:#202522;color:#b9c2b8;padding:52px 0 28px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:50px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.12)}footer .brand{padding:0 0 15px;color:#fff}footer h3{color:#fff;font-size:16px;margin-bottom:14px}footer p{font-size:13px;margin:0;line-height:1.85}footer a{color:#cbd2c9;font-size:13px}footer a:hover{color:#f3a17f}.footer-links{display:flex;flex-wrap:wrap;gap:8px 20px}.copyright{padding-top:22px;font-size:12px;color:#89958b;line-height:2}
    @media(max-width:1100px){.side-nav{width:220px}.content{margin-left:220px}.container-wide{width:min(var(--content-width),calc(100% - 50px))}.hero{min-height:600px}.topic-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:767px){.side-nav{display:none}.content{margin-left:0}.mobile-bar{height:68px;padding:0 19px;background:#252a27;color:#fff;display:flex;align-items:center;justify-content:space-between;position:relative;z-index:30}.mobile-bar .brand{padding:0;font-size:18px}.menu-btn{width:44px;height:44px;border:1px solid #667268;background:transparent;color:#fff;border-radius:10px;font-size:22px}.container-wide{width:calc(100% - 38px)}.section{padding:62px 0}.hero{min-height:650px;padding:30px 0 36px}.hero-copy{padding-top:42px}.hero-lead{font-size:16px}.hero-board{margin-top:45px;display:grid;grid-template-columns:repeat(3,1fr);gap:5px}.hero-board .metric{min-width:0;padding:12px 10px}.metric:first-child,.metric:last-child{border-radius:10px}.metric b{font-size:18px}.metric small{font-size:10px}.section-head{display:block;margin-bottom:25px}.section-head p{margin-top:15px}.pain-grid,.solution-grid,.reading-layout,.news-layout,.trust-grid{grid-template-columns:1fr;gap:28px}.feature-card{grid-template-columns:1fr}.feature-card img{height:235px}.reading-cover img{height:330px}.path{grid-template-columns:1fr 1fr}.path-step:not(:last-child):after{display:none}.news-list{padding:7px 17px}.news-item{grid-template-columns:70px 1fr;gap:10px}.news-item .mini-link{grid-column:2}.voice-grid{grid-template-columns:1fr}.trust-cards{grid-template-columns:1fr 1fr}.cta-inner{display:block}.cta .btn{margin-top:22px}.footer-grid{grid-template-columns:1fr;gap:28px}}
    @media(max-width:520px){h1{font-size:39px}.hero-board{grid-template-columns:1fr}.hero-board .metric{border-radius:10px!important;display:flex;justify-content:space-between;align-items:center}.topic-grid{grid-template-columns:1fr}.trust-cards{grid-template-columns:1fr}.pain-item{grid-template-columns:32px 1fr}.path{grid-template-columns:1fr}.news-item{grid-template-columns:1fr}.news-item .mini-link{grid-column:auto}.cta h2{font-size:30px}}
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category3 */
:root{
      --color-bg:#f4f1eb;--color-surface:#fffdf9;--color-surface-soft:#eee9df;
      --color-ink:#242522;--color-muted:#73766d;--color-primary:#c95d42;
      --color-primary-hover:#a94732;--color-secondary:#52766b;--color-border:#ded8cd;
      --color-success:#5e806c;--color-warning:#b88445;--shadow-soft:0 14px 40px rgba(52,45,35,.08);
      --radius-card:20px;--radius-pill:999px;--content-width:1240px;
    }
    *,*:before,*:after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--color-bg);color:var(--color-ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.82;font-size:15px}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    a:hover{color:var(--color-primary)}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    h1,h2,h3,h4,p{overflow-wrap:break-word}
    h1,h2,h3,h4{line-height:1.3;font-weight:800}
    .side-nav{position:fixed;z-index:20;left:0;top:0;width:248px;height:100vh;padding:30px 18px 22px;background:#252a27;color:#f7f3eb;border-right:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column}
    .brand{display:flex;align-items:center;gap:11px;padding:0 10px 30px;font-size:21px;font-weight:800;letter-spacing:.04em}
    .brand-mark{width:31px;height:31px;border-radius:10px 10px 10px 3px;background:var(--color-primary);position:relative;flex:none}
    .brand-mark:after{content:"";position:absolute;width:10px;height:10px;border:2px solid #fff3e8;border-radius:50%;right:6px;top:6px}
    .nav-label{margin:0 10px 10px;color:#99a59a;font-size:11px;letter-spacing:.16em}
    .main-nav{display:flex;flex-direction:column;gap:4px}
    .main-nav a{display:flex;align-items:center;gap:12px;min-height:44px;padding:9px 12px;border-left:3px solid transparent;border-radius:10px;color:#d7ddd4}
    .main-nav a span{width:21px;color:#96a89d;font-size:13px}
    .main-nav a:hover{background:#35413a;color:#fff}
    .main-nav a.active{background:var(--color-primary);color:#fff;border-left-color:#ffd7b9}
    .main-nav a.active span{color:#fff}
    .side-note{margin-top:auto;padding:16px 12px;border-top:1px solid rgba(255,255,255,.12);color:#aeb9ad;font-size:12px}
    .mobile-bar{display:none}
    .container-wide{width:min(var(--content-width),calc(100% - 80px));margin:auto}
    .main-content{margin-left:248px;min-height:100vh}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--color-primary);font-size:12px;font-weight:700;letter-spacing:.12em}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--color-primary)}
    .hero-guide{min-height:570px;padding:74px 0 55px;position:relative;color:#fff;background:#35463f url("/assets/images/backpic/back-2.webp") center/cover no-repeat}
    .hero-guide:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(28,35,31,.95),rgba(34,48,41,.75) 58%,rgba(33,39,34,.28))}
    .hero-guide .container-wide{position:relative;z-index:1}
    .hero-copy{max-width:760px;padding-top:28px}
    .hero-guide .eyebrow{color:#f5c5a3}
    .hero-guide .eyebrow:before{background:#f5c5a3}
    .hero-guide h1{font-size:clamp(42px,5vw,72px);margin:20px 0 18px;letter-spacing:-.04em}
    .hero-lead{font-size:18px;color:#e6e9df;max-width:680px;margin:0 0 28px;line-height:1.9}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .btn{border-radius:12px;padding:12px 20px;font-weight:700;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px}
    .btn-primary{background:var(--color-primary);color:#fff}
    .btn-primary:hover{background:var(--color-primary-hover);color:#fff;transform:translateY(-2px);box-shadow:0 9px 18px rgba(164,65,43,.2)}
    .btn-outline{background:transparent;border-color:var(--color-border);color:var(--color-ink)}
    .btn-outline:hover{background:var(--color-surface);border-color:var(--color-primary);color:var(--color-primary)}
    .hero-guide .btn-outline{border-color:rgba(255,255,255,.45);color:#fff}
    .hero-guide .btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}
    .btn:focus-visible,.main-nav a:focus-visible,.faq-button:focus-visible,.menu-toggle:focus-visible{outline:3px solid rgba(201,93,66,.4);outline-offset:3px}
    .hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:42px}
    .hero-meta span,.tag{display:inline-flex;padding:5px 11px;border-radius:var(--radius-pill);font-size:12px;font-weight:700}
    .hero-meta span{background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.2);color:#f8eee3}
    .guide-board{position:absolute;right:7%;bottom:48px;width:280px;padding:22px;background:rgba(248,243,233,.13);border:1px solid rgba(255,255,255,.25);border-radius:18px;backdrop-filter:blur(5px)}
    .guide-board h3{font-size:17px;margin:0 0 17px}
    .board-line{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px dashed rgba(255,255,255,.25);font-size:13px;color:#dfe7dd}
    .board-line:last-child{border-bottom:0}
    .board-line b{color:#f7c3a4}
    .section{padding:82px 0}
    .section-soft{background:var(--color-surface-soft)}
    .section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:34px}
    .section-head h2{font-size:clamp(28px,3.3vw,44px);margin:12px 0 0}
    .section-head p{max-width:540px;margin:0;color:var(--color-muted)}
    .chapter-layout{display:grid;grid-template-columns:235px minmax(0,1fr);gap:54px}
    .chapter-menu{position:sticky;top:28px;align-self:start;padding:20px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:16px}
    .chapter-menu strong{display:block;margin-bottom:13px}
    .chapter-menu a{display:block;padding:8px 0;border-bottom:1px solid var(--color-border);font-size:14px;color:var(--color-muted)}
    .chapter-menu a:last-child{border-bottom:0}
    .chapter-menu a:hover{padding-left:5px;color:var(--color-primary)}
    .reading-flow{max-width:780px}
    .reading-flow h3{font-size:25px;margin:0 0 14px}
    .reading-flow h4{font-size:18px;margin:29px 0 8px}
    .reading-flow p{color:#5f625b;margin:0 0 17px}
    .pullquote{margin:28px 0;padding:24px 28px;border-left:4px solid var(--color-primary);background:#f8e9df;border-radius:0 15px 15px 0;color:#624b40;font-size:18px}
    .definition-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:22px}
    .definition{padding:23px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:16px;transition:.25s ease}
    .definition:hover{transform:translateY(-3px);box-shadow:var(--shadow-soft)}
    .definition .tag{background:#e4eee7;color:#52766b;margin-bottom:13px}
    .definition h3{font-size:19px;margin:0 0 8px}
    .definition p{margin:0;color:var(--color-muted);font-size:14px}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--color-border)}
    .step{position:relative;padding:28px 25px 12px;border-right:1px solid var(--color-border)}
    .step:last-child{border-right:0}
    .step-num{display:flex;width:34px;height:34px;align-items:center;justify-content:center;border-radius:50%;background:var(--color-primary);color:#fff;font-weight:800;margin-bottom:16px}
    .step h3{font-size:18px;margin-bottom:9px}
    .step p{color:var(--color-muted);font-size:14px;margin:0}
    .mistake-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:25px;align-items:stretch}
    .mistake-image{min-height:380px;border-radius:var(--radius-card);background:url("/assets/images/coverpic/cover-4.webp") center/cover;position:relative;overflow:hidden}
    .mistake-image:after{content:"读懂规则，再做判断";position:absolute;left:24px;bottom:23px;color:#fff;font-weight:800;font-size:22px}
    .mistake-image:before{content:"";position:absolute;inset:0;background:linear-gradient(transparent 35%,rgba(24,31,27,.75)}
    .mistake-copy{padding:34px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-card)}
    .mistake-copy h2{font-size:31px;margin:12px 0 16px}
    .notice-list{display:grid;gap:11px;margin:22px 0 0;padding:0;list-style:none}
    .notice-list li{padding:14px 15px 14px 42px;background:var(--color-bg);border-radius:12px;position:relative;color:#5f625b}
    .notice-list li:before{content:"✓";position:absolute;left:16px;top:13px;color:var(--color-secondary);font-weight:800}
    .compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .compare-box{padding:27px;border-radius:18px;border:1px solid var(--color-border);background:var(--color-surface)}
    .compare-box.is-muted{background:#ebe7de}
    .compare-box h3{font-size:20px;margin-bottom:13px}
    .compare-box p{color:var(--color-muted);margin:0}
    .faq-wrap{max-width:900px;margin:auto}
    .accordion-item{border:1px solid var(--color-border)!important;background:var(--color-surface);margin-bottom:11px;border-radius:14px!important;overflow:hidden}
    .faq-button{width:100%;padding:20px 23px;border:0;background:var(--color-surface);color:var(--color-ink);text-align:left;font-weight:800;box-shadow:none!important}
    .faq-button:not(.collapsed){background:#f7e7dc;color:var(--color-primary)}
    .accordion-body{padding:0 23px 22px;color:var(--color-muted);background:var(--color-surface)}
    .cta{padding:62px 0;background:#e6eee7}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:35px;margin:10px 0}
    .cta p{color:#5f6d62;margin:0;max-width:650px}
    footer{background:#252a27;color:#cbd3c9;padding:52px 0 26px}
    .footer-grid{display:grid;grid-template-columns:1.3fr .8fr .8fr;gap:48px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.12)}
    footer h3{color:#fff3e8;font-size:21px;margin:0 0 14px}
    footer h4{color:#e8eee6;font-size:14px;margin:0 0 12px}
    footer p,footer li{color:#9faa9e;font-size:13px;margin:0 0 7px}
    footer ul{list-style:none;padding:0;margin:0}
    footer a{color:#b8c4b8}
    footer a:hover{color:#f5c5a3}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:21px;color:#8f9c91;font-size:12px}
    @media(max-width:1199px){.side-nav{width:220px}.main-content{margin-left:220px}.guide-board{right:4%}}
    @media(max-width:991px){.container-wide{width:min(var(--content-width),calc(100% - 44px))}.guide-board{position:relative;right:auto;bottom:auto;margin-top:38px}.hero-guide{min-height:auto}.chapter-layout{grid-template-columns:190px 1fr;gap:28px}.steps{grid-template-columns:repeat(2,1fr)}.step:nth-child(2){border-right:0}.step:nth-child(-n+2){border-bottom:1px solid var(--color-border)}}
    @media(max-width:767px){
      .side-nav{display:none}.main-content{margin-left:0;padding-top:70px}.mobile-bar{position:fixed;z-index:30;display:flex;top:0;left:0;right:0;height:70px;align-items:center;justify-content:space-between;padding:0 19px;background:#252a27;color:#fff;border-bottom:1px solid rgba(255,255,255,.12)}.mobile-brand{font-size:18px;font-weight:800}.menu-toggle{width:44px;height:44px;border:1px solid rgba(255,255,255,.35);border-radius:10px;background:transparent;color:#fff;font-size:21px}.mobile-drawer{position:fixed;z-index:25;top:70px;left:0;right:0;background:#252a27;padding:14px 19px 20px;display:none;max-height:calc(100vh - 70px);overflow:auto}.mobile-drawer.open{display:block}.mobile-drawer .main-nav a{min-height:46px}.section{padding:61px 0}.section-head,.cta-inner{display:block}.section-head p{margin-top:15px}.hero-copy{padding-top:4px}.hero-guide h1{font-size:43px}.hero-lead{font-size:16px}.guide-board{width:100%}.chapter-layout,.mistake-grid{grid-template-columns:1fr}.chapter-menu{position:static}.definition-grid,.compare{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.step{border-right:0;border-bottom:1px solid var(--color-border)!important}.step:last-child{border-bottom:0!important}.footer-grid{grid-template-columns:1fr;gap:27px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}}
    @media(max-width:520px){.container-wide{width:calc(100% - 36px)}.hero-actions .btn{width:100%}.hero-guide{padding-top:48px}.hero-guide h1{font-size:37px}.definition{padding:19px}.mistake-image{min-height:260px}.cta .btn{margin-top:22px;width:100%}}
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category2 */
:root{
      --color-bg:#f4f1eb;--color-surface:#fffdf9;--color-surface-soft:#eee9df;
      --color-ink:#242522;--color-muted:#73766d;--color-primary:#c95d42;
      --color-primary-hover:#a94732;--color-secondary:#52766b;--color-border:#ded8cd;
      --color-success:#5e806c;--color-warning:#b88445;--shadow-soft:0 14px 40px rgba(52,45,35,.08);
      --radius-card:20px;--radius-pill:999px;--content-width:1240px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--color-bg);color:var(--color-ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.82;font-size:15px}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    a:hover{color:var(--color-primary)}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    h1,h2,h3,h4{font-weight:800;line-height:1.35;letter-spacing:-.025em}
    h2{font-size:clamp(28px,3vw,42px)}
    p{margin-top:0}
    .container-wide{width:min(var(--content-width),calc(100% - 80px));margin:auto}
    .side-nav{position:fixed;z-index:30;left:0;top:0;width:248px;height:100vh;padding:30px 18px 22px;background:#252a27;color:#f7f3eb;border-right:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column}
    .brand{display:flex;align-items:center;gap:11px;padding:0 10px 30px;font-size:21px;font-weight:800;letter-spacing:.04em}
    .brand-mark{width:31px;height:31px;border-radius:10px 10px 10px 3px;background:var(--color-primary);position:relative;flex:none}
    .brand-mark:after{content:"";position:absolute;width:10px;height:10px;border:2px solid #fff3e8;border-radius:50%;right:6px;top:6px}
    .nav-label{margin:0 10px 10px;color:#99a59a;font-size:11px;letter-spacing:.16em}
    .main-nav{display:flex;flex-direction:column;gap:4px}
    .main-nav a{display:flex;align-items:center;gap:12px;min-height:44px;padding:9px 12px;border-left:3px solid transparent;border-radius:10px;color:#d7ddd4}
    .main-nav a span{width:21px;color:#96a89d;font-size:13px}
    .main-nav a:hover{background:#35413a;color:#fff}
    .main-nav a.active{background:var(--color-primary);color:#fff;border-left-color:#ffd7b9}
    .main-nav a.active span{color:#fff}
    .nav-note{margin-top:auto;padding:17px 12px;border-top:1px solid rgba(255,255,255,.12);color:#adb8ad;font-size:12px}
    .main-content{margin-left:248px;min-height:100vh}
    .mobile-bar{display:none}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--color-primary);font-size:12px;font-weight:700;letter-spacing:.12em}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--color-primary)}
    .btn{border-radius:12px;padding:12px 20px;font-weight:700;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;transition:.25s ease}
    .btn-primary{background:var(--color-primary);color:#fff}
    .btn-primary:hover{background:var(--color-primary-hover);color:#fff;transform:translateY(-2px);box-shadow:0 9px 18px rgba(164,65,43,.2)}
    .btn-outline{background:transparent;border-color:var(--color-border);color:var(--color-ink)}
    .btn-outline:hover{background:var(--color-surface);border-color:var(--color-primary);color:var(--color-primary)}
    .btn:focus-visible,.main-nav a:focus-visible,.faq-button:focus-visible,.menu-toggle:focus-visible{outline:3px solid rgba(201,93,66,.35);outline-offset:3px}
    .hero-data{padding:68px 0 48px;background:#e8e4da;border-bottom:1px solid var(--color-border)}
    .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
    .hero-data h1{font-size:clamp(38px,5vw,68px);max-width:680px;margin:16px 0 20px}
    .hero-lead{font-size:18px;color:#575b53;max-width:650px;margin-bottom:26px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .qualification{display:flex;gap:9px;flex-wrap:wrap;margin:22px 0;color:var(--color-secondary);font-size:13px}
    .tag{display:inline-flex;padding:5px 11px;border-radius:var(--radius-pill);background:#f3ded2;color:#a84f3b;font-size:12px;font-weight:700}
    .tag.green{background:#dce8df;color:#41675b}
    .data-visual{position:relative;background:var(--color-surface);border:1px solid var(--color-border);border-radius:26px;padding:25px;box-shadow:var(--shadow-soft);overflow:hidden}
    .data-visual:before{content:"";position:absolute;left:0;right:0;top:0;height:6px;background:var(--color-primary)}
    .visual-top{display:flex;justify-content:space-between;align-items:center;margin:5px 0 24px}
    .visual-top strong{font-size:17px}
    .visual-top small{color:var(--color-muted)}
    .mini-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:22px}
    .mini-metric{padding:13px;background:var(--color-surface-soft);border-radius:13px}
    .mini-metric small{display:block;color:var(--color-muted);font-size:12px}
    .mini-metric b{font-size:23px;color:var(--color-secondary)}
    .chart{height:130px;position:relative;border-bottom:1px solid var(--color-border);background:repeating-linear-gradient(to bottom,transparent 0,transparent 31px,rgba(82,118,107,.12) 32px)}
    .chart svg{width:100%;height:100%}
    .visual-note{font-size:12px;color:var(--color-muted);margin:15px 0 0}
    .ticker{background:#fffaf1;border-bottom:1px solid var(--color-border);padding:15px 0}
    .ticker-items{display:flex;gap:32px;white-space:nowrap;color:#565e56;font-size:13px;overflow:hidden}
    .ticker-items b{color:var(--color-ink);margin-right:6px}
    .section{padding:84px 0}
    .section.soft{background:var(--color-surface-soft)}
    .section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:34px}
    .section-head p{max-width:570px;margin:0;color:var(--color-muted)}
    .insight-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:26px;align-items:stretch}
    .reading-card,.indicator-card,.method-card,.quote-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-card);box-shadow:var(--shadow-soft)}
    .reading-card{padding:34px}
    .reading-card h3{font-size:25px;margin:15px 0}
    .reading-card p{color:var(--color-muted)}
    .reading-card blockquote{border-left:3px solid var(--color-primary);padding:13px 18px;margin:26px 0 0;background:#fbefe7;color:#5c5149}
    .indicator-wrap{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .indicator-card{padding:24px;box-shadow:none}
    .indicator-card:nth-child(2){background:#e0ebe4}
    .indicator-card:nth-child(3){background:#f8e9dc}
    .indicator-card h3{font-size:18px;margin:0 0 9px}
    .indicator-card p{font-size:13px;color:var(--color-muted);margin:0}
    .indicator-icon{font-size:25px;color:var(--color-primary);margin-bottom:7px}
    .method-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:26px}
    .method-main{background:var(--color-secondary);color:#f8f5ed;border-radius:var(--radius-card);padding:38px}
    .method-main h2{max-width:610px}
    .method-main p{color:#d9e1d9;max-width:720px}
    .method-points{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:26px}
    .method-point{border-top:1px solid rgba(255,255,255,.24);padding-top:13px}
    .method-point b{display:block;color:#fff1d9;margin-bottom:4px}
    .method-point span{font-size:13px;color:#d5ddd4}
    .side-note{background:#f9e7d8;border:1px solid #ead3c2;border-radius:var(--radius-card);padding:30px}
    .side-note h3{font-size:22px;margin-bottom:14px}
    .side-note p,.side-note li{color:#6d6259;font-size:14px}
    .side-note ul{padding-left:18px;margin:0}
    .comparison{display:grid;grid-template-columns:1fr 1fr;gap:24px}
    .compare-card{padding:28px;border:1px solid var(--color-border);border-radius:18px;background:var(--color-surface)}
    .compare-card.highlight{border-color:#c5d7cb;background:#edf4ee}
    .compare-card h3{font-size:21px;margin-bottom:17px}
    .compare-row{display:flex;gap:13px;padding:12px 0;border-bottom:1px dashed var(--color-border);font-size:14px}
    .compare-row:last-child{border:0}
    .compare-row strong{width:92px;flex:none;color:var(--color-secondary)}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--color-border)}
    .process-item{padding:26px 20px 8px;border-right:1px solid var(--color-border);position:relative}
    .process-item:last-child{border-right:0}
    .process-num{color:var(--color-primary);font-weight:800;font-size:14px}
    .process-item h3{font-size:18px;margin:12px 0 7px}
    .process-item p{font-size:13px;color:var(--color-muted);margin:0}
    .feature-reading{display:grid;grid-template-columns:.85fr 1.15fr;gap:34px;align-items:center}
    .feature-reading img{height:330px;width:100%;object-fit:cover;border-radius:22px}
    .feature-reading h2{margin:14px 0 16px}
    .feature-reading p{color:var(--color-muted)}
    .quote-card{padding:32px;display:grid;grid-template-columns:100px 1fr;gap:25px;align-items:center;background:#2e3933;color:#f8f3e9}
    .quote-mark{font-size:75px;line-height:1;color:#e99b7d;font-family:Georgia,serif}
    .quote-card p{font-size:19px;margin:0 0 10px}
    .quote-card small{color:#c4cec4}
    .faq-wrap{max-width:900px;margin:auto}
    .accordion-item{background:var(--color-surface);border:1px solid var(--color-border)!important;margin-bottom:12px;border-radius:14px!important;overflow:hidden}
    .accordion-button{background:var(--color-surface);color:var(--color-ink);font-weight:700;padding:20px 22px;box-shadow:none!important}
    .accordion-button:not(.collapsed){background:#f9e7dc;color:var(--color-primary-hover)}
    .accordion-button:after{filter:sepia(30%)}
    .accordion-body{padding:0 22px 22px;color:var(--color-muted);font-size:14px}
    .cta{padding:64px 0;background:#dce8df}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta h2{margin:0 0 9px;font-size:34px}
    .cta p{margin:0;color:#5d6c63}
    footer{background:#252a27;color:#e7ebe3;padding:48px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.3fr .8fr .8fr;gap:40px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.13)}
    footer .brand{padding:0 0 14px}
    footer p,footer li{color:#adb8ad;font-size:13px}
    footer ul{list-style:none;padding:0;margin:0;display:grid;gap:7px}
    footer h3{font-size:14px;color:#fff;margin:0 0 13px}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:20px;color:#9ca79c;font-size:12px}
    .footer-bottom a{text-decoration:underline;text-underline-offset:3px}
    @media(max-width:1100px){.side-nav{width:220px}.main-content{margin-left:220px}.container-wide{width:min(var(--content-width),calc(100% - 48px))}.main-nav a{font-size:13px;padding-left:8px}}
    @media(max-width:767px){
      .side-nav{display:none}.main-content{margin-left:0;padding-top:64px}
      .mobile-bar{display:flex;position:fixed;z-index:40;top:0;left:0;right:0;height:64px;background:#252a27;color:#fff;align-items:center;justify-content:space-between;padding:0 18px}
      .mobile-brand{display:flex;align-items:center;gap:9px;font-weight:800}.mobile-brand .brand-mark{width:27px;height:27px}
      .menu-toggle{border:1px solid rgba(255,255,255,.3);background:transparent;color:#fff;border-radius:9px;width:44px;height:42px}
      .mobile-drawer{position:fixed;z-index:35;top:64px;left:0;right:0;background:#252a27;padding:14px 18px 22px;display:none;box-shadow:0 14px 30px rgba(0,0,0,.2)}
      .mobile-drawer.open{display:block}.mobile-drawer .main-nav a{min-height:44px}
      .container-wide{width:calc(100% - 40px)}
      .hero-data{padding:45px 0 35px}.hero-grid,.insight-grid,.method-grid,.feature-reading{grid-template-columns:1fr;gap:25px}
      .hero-data h1{font-size:42px}.hero-lead{font-size:16px}.data-visual{padding:20px}
      .section{padding:60px 0}.section-head{display:block;margin-bottom:25px}.section-head p{margin-top:12px}
      .process{grid-template-columns:1fr 1fr}.process-item:nth-child(2){border-right:0}.process-item{border-bottom:1px solid var(--color-border)}
      .feature-reading img{height:250px}.cta-inner{display:block}.cta .btn{margin-top:23px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:1/-1}
    }
    @media(max-width:520px){
      .hero-data h1{font-size:35px}.mini-metrics{gap:6px}.mini-metric{padding:10px 7px}.mini-metric b{font-size:18px}
      .indicator-wrap,.comparison,.method-points{grid-template-columns:1fr}.reading-card,.method-main{padding:25px}
      .process{grid-template-columns:1fr}.process-item{border-right:0!important}.quote-card{grid-template-columns:55px 1fr;padding:24px}.quote-card p{font-size:16px}
      .footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{display:block}.footer-bottom div{margin-top:8px}
    }
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category1 */
:root{
      --color-bg:#f4f1eb;
      --color-surface:#fffdf9;
      --color-surface-soft:#eee9df;
      --color-ink:#242522;
      --color-muted:#73766d;
      --color-primary:#c95d42;
      --color-primary-hover:#a94732;
      --color-secondary:#52766b;
      --color-border:#ded8cd;
      --color-success:#5e806c;
      --color-warning:#b88445;
      --shadow-soft:0 14px 40px rgba(52,45,35,.08);
      --radius-card:20px;
      --radius-pill:999px;
      --content-width:1240px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--color-bg);color:var(--color-ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.82;font-size:15px;overflow-x:hidden}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    a:hover{color:var(--color-primary)}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    h1,h2,h3,h4,p{overflow-wrap:anywhere}
    h1,h2,h3,h4{line-height:1.35;font-weight:800}
    .container-wide{width:min(var(--content-width),calc(100% - 80px));margin:auto}
    .side-nav{position:fixed;z-index:30;left:0;top:0;width:248px;height:100vh;padding:30px 18px 22px;background:#252a27;color:#f7f3eb;border-right:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column}
    .brand{display:flex;align-items:center;gap:11px;padding:0 10px 30px;font-size:21px;font-weight:800;letter-spacing:.04em}
    .brand-mark{width:31px;height:31px;border-radius:10px 10px 10px 3px;background:var(--color-primary);position:relative;flex:none}
    .brand-mark:after{content:"";position:absolute;width:10px;height:10px;border:2px solid #fff3e8;border-radius:50%;right:6px;top:6px}
    .nav-label{margin:0 10px 10px;color:#99a59a;font-size:11px;letter-spacing:.16em}
    .main-nav{display:flex;flex-direction:column;gap:4px}
    .main-nav a{display:flex;align-items:center;gap:12px;min-height:44px;padding:9px 12px;border-left:3px solid transparent;border-radius:10px;color:#d7ddd4}
    .main-nav a span{width:21px;color:#96a89d;font-size:13px}
    .main-nav a:hover{background:#35413a;color:#fff}
    .main-nav a.active{background:var(--color-primary);color:#fff;border-left-color:#ffd7b9}
    .main-nav a.active span{color:#fff}
    .side-note{margin-top:auto;padding:18px 12px;border-top:1px solid rgba(255,255,255,.12);color:#aeb9af;font-size:12px;line-height:1.75}
    .mobile-bar{display:none}
    .main-content{margin-left:248px;min-height:100vh}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--color-primary);font-size:12px;font-weight:700;letter-spacing:.12em}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--color-primary)}
    .hero{position:relative;padding:64px 0 48px;background:#34483f url("/assets/images/backpic/back-2.webp") center/cover no-repeat;color:#fff}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(28,36,31,.94),rgba(34,48,41,.73) 58%,rgba(33,39,34,.3))}
    .hero .container-wide{position:relative;z-index:1}
    .hero .eyebrow{color:#f5c5a3}
    .hero .eyebrow:before{background:#f5c5a3}
    .hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:58px;align-items:center}
    .hero h1{font-size:clamp(34px,4vw,58px);margin:18px 0 18px;color:#fff;max-width:700px}
    .hero-lead{font-size:17px;color:#e6e9df;max-width:650px;margin:0 0 26px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .btn{border-radius:12px;padding:11px 19px;font-weight:700;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px}
    .btn-primary{background:var(--color-primary);color:#fff}
    .btn-primary:hover{background:var(--color-primary-hover);color:#fff;transform:translateY(-2px);box-shadow:0 9px 18px rgba(164,65,43,.2)}
    .btn-outline{background:transparent;border-color:var(--color-border);color:var(--color-ink)}
    .hero .btn-outline{border-color:rgba(255,255,255,.45);color:#fff}
    .hero .btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}
    .btn:focus-visible,.main-nav a:focus-visible,.faq-button:focus-visible,.menu-toggle:focus-visible,input:focus-visible{outline:3px solid rgba(201,93,66,.4);outline-offset:3px}
    .brief-card{background:var(--color-surface);color:var(--color-ink);border-radius:var(--radius-card);padding:14px;box-shadow:0 18px 45px rgba(17,29,23,.25);transform:rotate(1.5deg)}
    .brief-card img{width:100%;height:245px;object-fit:cover;border-radius:14px}
    .brief-caption{padding:18px 12px 6px}
    .brief-caption h2{font-size:21px;margin:0 0 8px}
    .brief-caption p{margin:0;color:var(--color-muted);font-size:13px}
    .brief-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:15px}
    .tag{display:inline-flex;padding:5px 11px;border-radius:var(--radius-pill);background:#f3ded2;color:#a84f3b;font-size:12px;font-weight:700}
    .tag.green{background:#dfe9e1;color:#416658}
    .tag.gold{background:#f4e9d6;color:#94652e}
    .ticker{background:var(--color-surface);border-bottom:1px solid var(--color-border);padding:16px 0}
    .ticker-items{display:flex;gap:30px;flex-wrap:wrap;color:#565e56;font-size:13px}
    .ticker-items b{color:var(--color-ink);margin-right:6px}
    .section{padding:82px 0}
    .section.soft{background:var(--color-surface-soft)}
    .section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:32px}
    .section-head h2{font-size:clamp(27px,3vw,40px);margin:12px 0 0}
    .section-head p{max-width:540px;margin:0;color:var(--color-muted)}
    .intro-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:55px;align-items:start}
    .intro-copy{font-size:18px;color:#50544c}
    .reading-note{border-left:3px solid var(--color-primary);padding:8px 0 8px 23px;color:var(--color-muted)}
    .index-list{display:grid;gap:10px}
    .index-item{display:grid;grid-template-columns:76px 1fr auto;gap:17px;align-items:center;padding:17px 18px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:15px;transition:.25s ease}
    .index-item:hover{transform:translateX(5px);box-shadow:var(--shadow-soft);border-color:#caa899}
    .index-date{color:var(--color-primary);font-weight:800;font-size:13px}
    .index-item h3{font-size:16px;margin:0 0 3px}
    .index-item p{margin:0;color:var(--color-muted);font-size:13px}
    .arrow{font-size:20px;color:var(--color-secondary)}
    .feature-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}
    .feature-card,.source-card,.schedule-card,.download-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-card);box-shadow:var(--shadow-soft)}
    .feature-card{overflow:hidden;display:grid;grid-template-columns:.9fr 1.1fr}
    .feature-card img{width:100%;height:100%;min-height:350px;object-fit:cover}
    .feature-copy{padding:32px}
    .feature-copy h3{font-size:27px;margin:19px 0 13px}
    .feature-copy p{color:var(--color-muted)}
    .source-card{padding:28px}
    .source-card h3{margin:0 0 20px}
    .source-row{display:flex;gap:14px;padding:15px 0;border-bottom:1px dashed var(--color-border)}
    .source-row:last-child{border-bottom:0}
    .source-row strong{color:var(--color-secondary);min-width:72px}
    .source-row span{color:var(--color-muted);font-size:14px}
    .timeline{position:relative;padding-left:34px}
    .timeline:before{content:"";position:absolute;left:8px;top:4px;bottom:4px;width:1px;background:#c9c0b3}
    .timeline-item{position:relative;padding:0 0 28px 20px}
    .timeline-item:before{content:"";position:absolute;left:-31px;top:7px;width:15px;height:15px;border-radius:50%;background:var(--color-bg);border:4px solid var(--color-secondary)}
    .timeline-item h3{font-size:19px;margin:0 0 7px}
    .timeline-item p{margin:0;color:var(--color-muted);max-width:690px}
    .timeline-item .tag{margin-bottom:10px}
    .data-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:30px}
    .stat{padding:21px;background:#f8f5ee;border:1px solid var(--color-border);border-radius:16px}
    .stat b{display:block;font-size:25px;color:var(--color-secondary);line-height:1.2}
    .stat span{display:block;color:var(--color-muted);font-size:13px;margin-top:7px}
    .deep-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}
    .deep-grid h2{font-size:32px;margin:14px 0 20px}
    .deep-grid h3{font-size:20px;margin:27px 0 8px}
    .deep-grid p{color:#5e625a;margin:0 0 15px}
    .quote{margin:25px 0;padding:21px 24px;background:#f2e6da;border-radius:15px;color:#6b4c40;font-size:17px}
    .cover-panel img{width:100%;height:410px;object-fit:cover;border-radius:20px}
    .cover-panel figcaption{font-size:12px;color:var(--color-muted);padding-top:9px}
    .download-section{background:#dfe9e1}
    .download-grid{display:grid;grid-template-columns:1fr .8fr;gap:35px;align-items:center}
    .download-grid h2{font-size:34px;margin:13px 0}
    .download-grid p{color:#56655d}
    .download-card{padding:26px}
    .download-card label{font-size:13px;font-weight:700;display:block;margin-bottom:7px}
    .download-card input{width:100%;border:1px solid var(--color-border);background:#fffdf9;border-radius:10px;padding:12px 13px;margin-bottom:10px}
    .form-tip{font-size:12px;color:var(--color-muted);margin:10px 0 0}
    .faq-wrap{max-width:920px}
    .accordion-item{background:var(--color-surface);border:1px solid var(--color-border)!important;border-radius:14px!important;margin-bottom:10px;overflow:hidden}
    .faq-button{width:100%;border:0;background:transparent;color:var(--color-ink);font-weight:700;text-align:left;padding:19px 22px;display:flex;justify-content:space-between;align-items:center}
    .faq-button:after{content:"＋";font-size:21px;color:var(--color-primary)}
    .faq-button:not(.collapsed){color:var(--color-primary);background:#fbf0e8}
    .faq-button:not(.collapsed):after{content:"－"}
    .accordion-body{padding:0 22px 21px;color:var(--color-muted);font-size:14px}
    .cta{padding:62px 0;background:#252a27;color:#f8f3eb}
    .cta-grid{display:flex;justify-content:space-between;gap:30px;align-items:center}
    .cta h2{font-size:34px;margin:13px 0}
    .cta p{margin:0;color:#bbc3ba;max-width:650px}
    footer{background:#1d211f;color:#b8c0b7;padding:44px 0 25px;font-size:13px}
    .footer-grid{display:grid;grid-template-columns:1.3fr 1fr .9fr;gap:35px;padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.12)}
    .footer-brand{font-size:20px;font-weight:800;color:#fff3e8;margin-bottom:10px}
    footer p{margin:0;max-width:360px}
    footer h3{font-size:14px;color:#f5eee3;margin:0 0 12px}
    .footer-links{display:flex;flex-wrap:wrap;gap:10px 18px}
    .footer-links a:hover{color:#f4b296}
    .copyright{padding-top:20px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
    .copyright a{text-decoration:underline;text-underline-offset:3px}
    @media (max-width:1199px){
      .side-nav{width:220px}
      .main-content{margin-left:220px}
      .container-wide{width:min(var(--content-width),calc(100% - 56px))}
      .main-nav a{font-size:13px}
    }
    @media (max-width:991px){
      .hero-grid,.feature-layout,.deep-grid,.download-grid{grid-template-columns:1fr}
      .hero-grid{gap:35px}
      .brief-card{max-width:520px}
      .intro-grid{grid-template-columns:1fr;gap:25px}
      .data-strip{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:767px){
      .side-nav{display:none}
      .main-content{margin-left:0}
      .mobile-bar{height:70px;background:#252a27;color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 19px;position:relative;z-index:40}
      .mobile-brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:18px}
      .mobile-brand .brand-mark{width:27px;height:27px}
      .menu-toggle{width:45px;height:45px;border:1px solid rgba(255,255,255,.25);background:transparent;color:#fff;border-radius:10px;font-size:23px}
      .mobile-menu{position:absolute;top:70px;left:0;right:0;background:#252a27;padding:10px 18px 20px;display:none;box-shadow:0 15px 25px rgba(0,0,0,.2)}
      .mobile-menu.open{display:block}
      .mobile-menu a{display:block;color:#e0e5de;padding:11px 12px;border-radius:9px}
      .mobile-menu a.active,.mobile-menu a:hover{background:var(--color-primary);color:#fff}
      .container-wide{width:calc(100% - 40px)}
      .hero{padding:47px 0 40px}
      .hero h1{font-size:36px}
      .hero-lead{font-size:16px}
      .section{padding:60px 0}
      .section-head{display:block;margin-bottom:24px}
      .section-head p{margin-top:13px}
      .feature-card{display:block}
      .feature-card img{height:240px;min-height:0}
      .feature-copy{padding:25px}
      .index-item{grid-template-columns:62px 1fr}
      .index-item .arrow{display:none}
      .timeline{padding-left:25px}
      .data-strip{gap:9px}
      .stat{padding:16px 13px}
      .stat b{font-size:21px}
      .cta-grid{display:block}
      .cta .btn{margin-top:22px}
      .footer-grid{grid-template-columns:1fr;gap:25px}
    }
    @media (max-width:520px){
      .hero h1{font-size:31px}
      .brief-card img{height:205px}
      .data-strip{grid-template-columns:1fr 1fr}
      .download-grid h2,.cta h2{font-size:28px}
      .ticker-items{gap:9px 20px}
      .copyright{display:block}
      .copyright span{display:block;margin-bottom:7px}
    }
    @media (prefers-reduced-motion:reduce){
      *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
    }

/* roulang page: category5 */
:root{
      --color-bg:#f4f1eb;--color-surface:#fffdf9;--color-surface-soft:#eee9df;
      --color-ink:#242522;--color-muted:#73766d;--color-primary:#c95d42;
      --color-primary-hover:#a94732;--color-secondary:#52766b;--color-border:#ded8cd;
      --color-success:#5e806c;--color-warning:#b88445;
      --shadow-soft:0 14px 40px rgba(52,45,35,.08);
      --radius-card:20px;--radius-pill:999px;--content-width:1240px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--color-bg);color:var(--color-ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:15px;line-height:1.82}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    a:hover{color:var(--color-primary)}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{line-height:1.3;font-weight:800}
    .side-nav{position:fixed;z-index:20;left:0;top:0;width:248px;height:100vh;padding:30px 18px 22px;background:#252a27;color:#f7f3eb;border-right:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column}
    .brand{display:flex;align-items:center;gap:11px;padding:0 10px 30px;font-size:21px;font-weight:800;letter-spacing:.04em}
    .brand-mark{width:31px;height:31px;border-radius:10px 10px 10px 3px;background:var(--color-primary);position:relative;flex:none}
    .brand-mark:after{content:"";position:absolute;width:10px;height:10px;border:2px solid #fff3e8;border-radius:50%;right:6px;top:6px}
    .nav-label{margin:0 10px 10px;color:#99a59a;font-size:11px;letter-spacing:.16em}
    .main-nav{display:flex;flex-direction:column;gap:4px}
    .main-nav a{display:flex;align-items:center;gap:12px;min-height:44px;padding:9px 12px;border-left:3px solid transparent;border-radius:10px;color:#d7ddd4}
    .main-nav a span{width:21px;color:#96a89d;font-size:13px}
    .main-nav a:hover{background:#35413a;color:#fff}
    .main-nav a.active{background:var(--color-primary);color:#fff;border-left-color:#ffd7b9}
    .main-nav a.active span{color:#fff}
    .side-note{margin-top:auto;border-top:1px solid rgba(255,255,255,.12);padding:18px 10px 0;color:#aeb8ad;font-size:12px}
    .mobile-bar{display:none}
    .main-content{margin-left:248px;min-height:100vh}
    .container-wide{width:min(var(--content-width),calc(100% - 80px));margin:auto}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--color-primary);font-size:12px;font-weight:700;letter-spacing:.12em}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--color-primary)}
    .hero-research{padding:58px 0 62px;background:#e5ded2}
    .hero-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:stretch}
    .hero-copy{padding:32px 8px 20px 0}
    .hero-copy h1{font-size:clamp(38px,5vw,68px);letter-spacing:-.04em;margin:18px 0 20px;max-width:700px}
    .hero-copy p{font-size:18px;color:#5e625a;max-width:690px;margin-bottom:25px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .btn{border-radius:12px;padding:11px 20px;font-weight:700;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px}
    .btn-primary{background:var(--color-primary);color:#fff}
    .btn-primary:hover{background:var(--color-primary-hover);color:#fff;transform:translateY(-2px);box-shadow:0 9px 18px rgba(164,65,43,.2)}
    .btn-outline{background:transparent;border-color:var(--color-border);color:var(--color-ink)}
    .btn-outline:hover{background:var(--color-surface);border-color:var(--color-primary);color:var(--color-primary)}
    .btn:focus-visible,.main-nav a:focus-visible,.faq-button:focus-visible{outline:3px solid rgba(201,93,66,.35);outline-offset:3px}
    .hero-visual{position:relative;min-height:350px;border-radius:24px;overflow:hidden;background:#31453d}
    .hero-visual img{width:100%;height:100%;object-fit:cover;opacity:.78}
    .hero-visual:after{content:"";position:absolute;inset:0;background:linear-gradient(140deg,rgba(32,47,39,.1),rgba(28,37,31,.78))}
    .research-stamp{position:absolute;z-index:2;left:25px;bottom:24px;color:#fff;max-width:310px}
    .research-stamp strong{display:block;font-size:28px;line-height:1.3;margin-bottom:6px}
    .hero-index{position:absolute;z-index:3;right:22px;top:22px;background:#f5eee3;color:var(--color-ink);padding:12px 15px;border-radius:14px;font-size:12px}
    .section{padding:82px 0}
    .section-soft{background:var(--color-surface-soft)}
    .section-head{display:flex;justify-content:space-between;gap:28px;align-items:end;margin-bottom:32px}
    .section-head h2{font-size:clamp(27px,3vw,42px);margin:12px 0 0}
    .section-head p{max-width:520px;color:var(--color-muted);margin:0}
    .tag{display:inline-flex;padding:5px 11px;border-radius:var(--radius-pill);background:#f3ded2;color:#a84f3b;font-size:12px;font-weight:700}
    .tag.green{background:#dce8df;color:#466b5b}
    .tag.gold{background:#f0e4cb;color:#896637}
    .topic-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:24px}
    .feature-topic,.side-topic,.dimension-card,.reading-panel,.quote-box,.faq-wrap{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-card);box-shadow:var(--shadow-soft)}
    .feature-topic{overflow:hidden}
    .feature-topic img{height:285px;width:100%;object-fit:cover}
    .feature-topic .inside{padding:28px 30px}
    .feature-topic h3{font-size:28px;margin:14px 0 12px}
    .feature-topic p,.side-topic p,.dimension-card p{color:var(--color-muted)}
    .side-stack{display:grid;gap:24px}
    .side-topic{padding:24px}
    .side-topic h3{font-size:20px;margin:13px 0 8px}
    .research-layout{display:grid;grid-template-columns:240px 1fr;gap:58px;align-items:start}
    .catalog{position:sticky;top:25px}
    .catalog h3{font-size:15px;margin-bottom:16px}
    .catalog a{display:block;padding:11px 13px;border-left:2px solid var(--color-border);color:var(--color-muted)}
    .catalog a:hover,.catalog a.current{border-left-color:var(--color-primary);color:var(--color-primary);background:#f8eee7}
    .article-column{max-width:790px}
    .article-column h2{font-size:32px;margin-bottom:17px}
    .article-column h3{font-size:22px;margin:31px 0 10px}
    .article-column p{color:#5e625a;margin-bottom:17px}
    .highlight{border-left:4px solid var(--color-primary);background:#f8e9df;padding:20px 22px;margin:25px 0;color:#5b5149}
    .dimensions{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .dimension-card{padding:25px}
    .dimension-number{color:var(--color-primary);font-size:34px;font-weight:800;display:block;margin-bottom:13px}
    .dimension-card h3{font-size:19px;margin-bottom:8px}
    .timeline{border-left:2px solid #c9c0b2;margin:8px 0 0 20px;padding-left:28px}
    .timeline-item{position:relative;padding:0 0 28px}
    .timeline-item:before{content:"";position:absolute;left:-38px;top:8px;width:16px;height:16px;border-radius:50%;background:var(--color-primary);border:4px solid var(--color-bg)}
    .timeline-item h3{font-size:20px;margin-bottom:6px}
    .timeline-item p{color:var(--color-muted);margin:0}
    .quote-box{padding:32px;display:grid;grid-template-columns:80px 1fr;gap:22px;align-items:start}
    .quote-mark{width:64px;height:64px;border-radius:18px;background:#dce8df;color:var(--color-secondary);font-size:37px;text-align:center;line-height:68px}
    .quote-box blockquote{font-size:20px;line-height:1.7;margin:0 0 10px}
    .quote-box cite{font-size:13px;color:var(--color-muted);font-style:normal}
    .faq-wrap{padding:10px 25px}
    .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--color-border)!important}
    .accordion-item:last-child{border-bottom:0!important}
    .accordion-button{background:transparent!important;color:var(--color-ink)!important;box-shadow:none!important;font-weight:700;padding:21px 4px}
    .accordion-button:after{background-size:14px}
    .accordion-body{padding:0 30px 22px 4px;color:var(--color-muted)}
    .cta{padding:54px 0;background:#2d3933;color:#f8f3eb}
    .cta-inner{display:flex;justify-content:space-between;gap:30px;align-items:center}
    .cta h2{font-size:34px;margin:0 0 10px}
    .cta p{color:#cbd3c9;margin:0;max-width:670px}
    .footer{margin-left:248px;background:#252a27;color:#d7ddd4;padding:48px 0 25px}
    .footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:38px;padding-bottom:30px}
    .footer h3{color:#fff;font-size:20px;margin-bottom:12px}
    .footer p,.footer li{color:#aeb8ad;font-size:13px}
    .footer ul{list-style:none;padding:0;margin:0;display:grid;gap:6px}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.13);padding-top:20px;color:#9ea99e;font-size:12px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
    .footer-bottom a{color:#c9d2c8}
    @media(max-width:1100px){.side-nav{width:220px}.main-content,.footer{margin-left:220px}.container-wide{width:min(var(--content-width),calc(100% - 48px))}.research-layout{gap:35px}}
    @media(max-width:768px){
      .side-nav{display:none}.main-content,.footer{margin-left:0}
      .mobile-bar{display:flex;position:sticky;top:0;z-index:30;background:#252a27;color:#fff;padding:12px 18px;align-items:center;justify-content:space-between}
      .mobile-brand{display:flex;align-items:center;gap:9px;font-weight:800}.mobile-brand .brand-mark{width:27px;height:27px}
      .mobile-toggle{border:1px solid rgba(255,255,255,.35);background:transparent;color:#fff;border-radius:9px;min-width:44px;height:44px}
      .container-wide{width:calc(100% - 40px)}
      .hero-research{padding:35px 0 40px}.hero-layout,.topic-grid,.research-layout{grid-template-columns:1fr}
      .hero-copy{padding:10px 0}.hero-copy h1{font-size:43px}.hero-visual{min-height:280px}
      .catalog{position:static;display:flex;gap:8px;overflow:auto;padding-bottom:5px}.catalog h3{display:none}.catalog a{white-space:nowrap;border:1px solid var(--color-border);border-radius:var(--radius-pill);padding:7px 13px}
      .dimensions{grid-template-columns:1fr}.section{padding:60px 0}.section-head{display:block}.section-head p{margin-top:14px}
      .cta-inner{display:block}.cta .btn{margin-top:24px}.footer-grid{grid-template-columns:1fr 1fr}
    }
    @media(max-width:520px){.footer-grid{grid-template-columns:1fr}.feature-topic .inside{padding:22px}.feature-topic h3{font-size:24px}.quote-box{grid-template-columns:1fr}.hero-copy h1{font-size:37px}}
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category4 */
:root{
      --color-bg:#f4f1eb;
      --color-surface:#fffdf9;
      --color-surface-soft:#eee9df;
      --color-ink:#242522;
      --color-muted:#73766d;
      --color-primary:#c95d42;
      --color-primary-hover:#a94732;
      --color-secondary:#52766b;
      --color-border:#ded8cd;
      --color-success:#5e806c;
      --color-warning:#b88445;
      --shadow-soft:0 14px 40px rgba(52,45,35,.08);
      --radius-card:20px;
      --radius-pill:999px;
      --content-width:1240px;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--color-bg);color:var(--color-ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:15px;line-height:1.82}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    a:hover{color:var(--color-primary)}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{line-height:1.3;letter-spacing:-.025em}
    h1{font-size:clamp(36px,5vw,66px)}
    h2{font-size:clamp(28px,3.5vw,43px)}
    h3{font-size:21px}
    .side-nav{position:fixed;z-index:20;left:0;top:0;width:248px;height:100vh;padding:30px 18px 22px;background:#252a27;color:#f7f3eb;border-right:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column}
    .brand{display:flex;align-items:center;gap:11px;padding:0 10px 30px;font-size:21px;font-weight:800;letter-spacing:.04em}
    .brand-mark{width:31px;height:31px;border-radius:10px 10px 10px 3px;background:var(--color-primary);position:relative;flex:none}
    .brand-mark:after{content:"";position:absolute;width:10px;height:10px;border:2px solid #fff3e8;border-radius:50%;right:6px;top:6px}
    .nav-label{margin:0 10px 10px;color:#99a59a;font-size:11px;letter-spacing:.16em}
    .main-nav{display:flex;flex-direction:column;gap:4px}
    .main-nav a{display:flex;align-items:center;gap:12px;min-height:44px;padding:9px 12px;border-left:3px solid transparent;border-radius:10px;color:#d7ddd4}
    .main-nav a span{width:21px;color:#96a89d;font-size:13px}
    .main-nav a:hover{background:#35413a;color:#fff}
    .main-nav a.active{background:var(--color-primary);color:#fff;border-left-color:#ffd7b9}
    .main-nav a.active span{color:#fff}
    .side-note{margin-top:auto;border-top:1px solid rgba(255,255,255,.12);padding:20px 10px 0;color:#aeb8ac;font-size:12px}
    .mobile-bar{display:none}
    .main-content{margin-left:248px;overflow:hidden}
    .container-wide{width:min(var(--content-width),calc(100% - 80px));margin:auto}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--color-primary);font-size:12px;font-weight:700;letter-spacing:.12em}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--color-primary)}
    .hero-review{position:relative;min-height:590px;padding:70px 0 55px;color:#fff;background:#303a35 url("/assets/images/backpic/back-2.webp") center/cover no-repeat}
    .hero-review:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(24,29,26,.96),rgba(35,43,37,.75) 56%,rgba(30,34,30,.28))}
    .hero-review .container-wide{position:relative;z-index:1}
    .hero-review .eyebrow{color:#f2c4a5}
    .hero-review .eyebrow:before{background:#f2c4a5}
    .hero-copy{max-width:690px;padding-top:35px}
    .hero-copy h1{margin:18px 0 21px;color:#fff}
    .hero-lead{max-width:650px;color:#e5e8df;font-size:17px;line-height:1.9}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:11px 20px;border:1px solid transparent;border-radius:12px;font-weight:700}
    .btn-primary{background:var(--color-primary);color:#fff}
    .btn-primary:hover{background:var(--color-primary-hover);color:#fff;transform:translateY(-2px);box-shadow:0 9px 18px rgba(164,65,43,.25)}
    .btn-outline{background:transparent;border-color:var(--color-border);color:var(--color-ink)}
    .btn-outline:hover{background:var(--color-surface);border-color:var(--color-primary);color:var(--color-primary)}
    .hero-review .btn-outline{border-color:rgba(255,255,255,.45);color:#fff}
    .hero-review .btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}
    .btn:focus-visible,.main-nav a:focus-visible,.faq-button:focus-visible,.menu-button:focus-visible{outline:3px solid rgba(201,93,66,.38);outline-offset:3px}
    .review-index{position:absolute;right:0;bottom:36px;width:360px;padding:22px;background:rgba(249,245,236,.1);border:1px solid rgba(255,255,255,.25);backdrop-filter:blur(5px);border-radius:18px}
    .review-index h3{font-size:16px;color:#fff;margin-bottom:15px}
    .index-line{display:flex;align-items:center;gap:12px;padding:10px 0;border-top:1px solid rgba(255,255,255,.16);color:#e8ebe3;font-size:13px}
    .index-line b{color:#f4c0a0;font-size:12px}
    .ticker{background:var(--color-surface);border-bottom:1px solid var(--color-border);padding:16px 0}
    .ticker-items{display:flex;justify-content:space-between;gap:22px;flex-wrap:wrap;color:var(--color-muted);font-size:13px}
    .ticker-items strong{color:var(--color-ink);margin-right:7px}
    .section{padding:85px 0}
    .section-soft{background:var(--color-surface-soft)}
    .section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:32px}
    .section-head p{max-width:530px;margin:0;color:var(--color-muted)}
    .timeline-layout{display:grid;grid-template-columns:250px 1fr;gap:50px}
    .date-rail{position:relative;padding-left:30px}
    .date-rail:before{content:"";position:absolute;left:8px;top:8px;bottom:10px;width:1px;background:var(--color-border)}
    .date-point{position:relative;margin-bottom:29px;color:var(--color-muted);font-size:13px}
    .date-point:before{content:"";position:absolute;left:-26px;top:8px;width:11px;height:11px;border-radius:50%;background:var(--color-bg);border:3px solid var(--color-primary)}
    .date-point.active{color:var(--color-primary);font-weight:700}
    .date-point.active:before{background:var(--color-primary)}
    .review-feed{display:grid;gap:16px}
    .review-item{display:grid;grid-template-columns:145px 1fr auto;gap:22px;align-items:center;background:var(--color-surface);border:1px solid var(--color-border);border-radius:17px;padding:21px 24px;transition:.25s ease}
    .review-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-soft);border-color:#cdb9a7}
    .review-item img{width:145px;height:100px;object-fit:cover;border-radius:12px}
    .tag{display:inline-flex;padding:4px 10px;border-radius:var(--radius-pill);background:#f3ded2;color:#a84f3b;font-size:12px;font-weight:700}
    .review-item h3{font-size:20px;margin:9px 0 6px}
    .review-item p{margin:0;color:var(--color-muted);font-size:14px}
    .review-meta{color:var(--color-muted);font-size:12px;white-space:nowrap}
    .split-reading{display:grid;grid-template-columns:1fr .92fr;gap:65px;align-items:center}
    .reading-copy h2{margin:14px 0 20px}
    .reading-copy p{color:#5e625a;margin-bottom:17px}
    .reading-copy h3{font-size:20px;margin:26px 0 8px}
    .quote-box{border-left:4px solid var(--color-primary);padding:17px 20px;background:#f7e9dd;color:#694a3d;margin:25px 0}
    .visual-card{position:relative;background:var(--color-surface);border:1px solid var(--color-border);border-radius:24px;padding:14px;box-shadow:var(--shadow-soft)}
    .visual-card img{width:100%;height:390px;object-fit:cover;border-radius:16px}
    .visual-caption{position:absolute;left:30px;right:30px;bottom:30px;background:rgba(37,42,39,.92);color:#fff;padding:15px 18px;border-radius:13px;font-size:13px}
    .insight-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px}
    .insight-panel{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-card);padding:30px}
    .insight-panel.dark{background:#29342e;color:#f7f2e9;border-color:#29342e}
    .insight-panel.dark p{color:#c5cec3}
    .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:28px}
    .step{padding:0 22px;border-left:1px solid var(--color-border)}
    .step:first-child{padding-left:0;border-left:0}
    .step b{display:block;color:var(--color-primary);font-size:13px;margin-bottom:8px}
    .step p{margin:0;color:var(--color-muted);font-size:14px}
    .signal-list{display:grid;gap:12px;margin:20px 0 0;padding:0;list-style:none}
    .signal-list li{padding:13px 15px;border-radius:12px;background:rgba(255,255,255,.08);color:#dce3d9;font-size:14px}
    .faq-wrap{max-width:880px;margin:auto}
    .accordion-item{background:var(--color-surface);border:1px solid var(--color-border)!important;border-radius:14px!important;margin-bottom:11px;overflow:hidden}
    .faq-button{width:100%;border:0;background:var(--color-surface);color:var(--color-ink);font-weight:700;text-align:left;padding:19px 22px;font-size:16px}
    .faq-button:not(.collapsed){background:#f7e9dd;color:#934735;box-shadow:none}
    .accordion-body{padding:0 22px 20px;color:var(--color-muted);font-size:14px}
    .cta{margin:0 0 85px;background:#e7d9c9;border-radius:24px;padding:48px 55px;display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta h2{margin-bottom:10px;font-size:32px}
    .cta p{margin:0;color:#696258;max-width:650px}
    footer{background:#252a27;color:#dbe1d8;padding:52px 0 25px}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:45px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.12)}
    footer h3{font-size:20px;color:#fff;margin-bottom:15px}
    footer h4{font-size:14px;color:#f0c0a1;margin-bottom:12px}
    footer p,footer li{color:#aeb8ac;font-size:13px}
    footer ul{padding:0;margin:0;list-style:none;display:grid;gap:6px}
    footer a:hover{color:#f0b293}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:20px;color:#9da99d;font-size:12px}
    @media(max-width:1199px){.side-nav{width:220px}.main-content{margin-left:220px}.review-index{position:relative;right:auto;bottom:auto;margin-top:45px}.hero-review{min-height:660px}}
    @media(max-width:991px){.container-wide{width:min(var(--content-width),calc(100% - 48px))}.timeline-layout,.split-reading,.insight-grid{grid-template-columns:1fr;gap:30px}.date-rail{display:flex;gap:20px;padding:0;overflow:auto}.date-rail:before{display:none}.date-point{white-space:nowrap;margin:0;padding:9px 14px;border:1px solid var(--color-border);border-radius:var(--radius-pill)}.date-point:before{display:none}.review-item{grid-template-columns:120px 1fr}.review-item img{width:120px;height:90px}.review-item .btn{grid-column:2;justify-self:start}.cta{padding:38px 35px}}
    @media(max-width:767px){body{font-size:14px}.side-nav{display:none}.main-content{margin-left:0;padding-top:70px}.mobile-bar{position:fixed;display:flex;z-index:30;top:0;left:0;right:0;height:70px;background:#252a27;color:#fff;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid rgba(255,255,255,.12)}.mobile-brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:18px}.mobile-brand .brand-mark{width:27px;height:27px}.menu-button{width:44px;height:44px;border:1px solid rgba(255,255,255,.25);border-radius:10px;background:transparent;color:#fff;font-size:22px}.mobile-drawer{position:fixed;z-index:25;top:70px;left:0;right:0;background:#252a27;padding:13px 18px 20px;box-shadow:0 15px 25px rgba(0,0,0,.2)}.mobile-drawer .main-nav a{min-height:45px}.mobile-drawer[hidden]{display:none}.container-wide{width:calc(100% - 36px)}.hero-review{padding-top:35px;min-height:720px}.hero-copy{padding-top:18px}.hero-copy h1{font-size:42px}.review-index{width:100%;margin-top:35px}.section{padding:60px 0}.section-head{display:block;margin-bottom:24px}.section-head p{margin-top:13px}.review-item{grid-template-columns:1fr;gap:14px}.review-item img{width:100%;height:170px}.review-item .btn{grid-column:auto}.review-meta{white-space:normal}.steps{grid-template-columns:1fr;gap:20px}.step,.step:first-child{border-left:0;border-top:1px solid var(--color-border);padding:18px 0 0}.step:first-child{border-top:0;padding-top:0}.cta{display:block;margin-bottom:55px;padding:31px 24px}.cta .btn{margin-top:22px}.footer-grid{grid-template-columns:1fr;gap:28px}.footer-bottom{display:block}.footer-bottom div{margin-top:8px}}
    @media(max-width:520px){.hero-actions .btn{width:100%}.ticker-items{display:grid;grid-template-columns:1fr 1fr;gap:8px}.review-index{padding:17px}.visual-card img{height:280px}.insight-panel{padding:23px}.cta h2{font-size:27px}}
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category6 */
:root{
      --color-bg:#f4f1eb;
      --color-surface:#fffdf9;
      --color-surface-soft:#eee9df;
      --color-ink:#242522;
      --color-muted:#73766d;
      --color-primary:#c95d42;
      --color-primary-hover:#a94732;
      --color-secondary:#52766b;
      --color-border:#ded8cd;
      --color-success:#5e806c;
      --color-warning:#b88445;
      --shadow-soft:0 14px 40px rgba(52,45,35,.08);
      --radius-card:20px;
      --radius-pill:999px;
      --content-width:1240px;
    }
    *,*:before,*:after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--color-bg);color:var(--color-ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.82;font-size:15px}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    a:hover{color:var(--color-primary)}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{line-height:1.3;font-weight:800}
    .container-wide{width:min(var(--content-width),calc(100% - 80px));margin:auto}
    .side-nav{position:fixed;z-index:20;left:0;top:0;width:248px;height:100vh;padding:30px 18px 22px;background:#252a27;color:#f7f3eb;border-right:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column}
    .brand{display:flex;align-items:center;gap:11px;padding:0 10px 30px;font-size:21px;font-weight:800;letter-spacing:.04em}
    .brand-mark{width:31px;height:31px;border-radius:10px 10px 10px 3px;background:var(--color-primary);position:relative;flex:0 0 auto}
    .brand-mark:after{content:"";position:absolute;width:10px;height:10px;border:2px solid #fff3e8;border-radius:50%;right:6px;top:6px}
    .nav-label{margin:0 10px 10px;color:#99a59a;font-size:11px;letter-spacing:.16em}
    .main-nav{display:flex;flex-direction:column;gap:4px}
    .main-nav a{display:flex;align-items:center;gap:12px;min-height:44px;padding:9px 12px;border-left:3px solid transparent;border-radius:10px;color:#d7ddd4}
    .main-nav a span{width:21px;color:#96a89d;font-size:13px}
    .main-nav a:hover{background:#35413a;color:#fff}
    .main-nav a.active{background:var(--color-primary);color:#fff;border-left-color:#ffd7b9}
    .main-nav a.active span{color:#fff}
    .side-note{margin-top:auto;padding:16px 12px;border-top:1px solid rgba(255,255,255,.12);color:#aeb8ae;font-size:12px}
    .mobile-bar{display:none}
    .page-content{margin-left:248px;min-height:100vh}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--color-primary);font-size:12px;font-weight:700;letter-spacing:.12em}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--color-primary)}
    .btn{border-radius:12px;padding:11px 19px;font-weight:700;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px}
    .btn-primary{background:var(--color-primary);color:#fff}
    .btn-primary:hover{background:var(--color-primary-hover);color:#fff;transform:translateY(-2px);box-shadow:0 9px 18px rgba(164,65,43,.2)}
    .btn-outline{background:transparent;border-color:var(--color-border);color:var(--color-ink)}
    .btn-outline:hover{background:var(--color-surface);border-color:var(--color-primary);color:var(--color-primary)}
    .btn:focus-visible,.main-nav a:focus-visible,.faq-button:focus-visible,.filter-btn:focus-visible{outline:3px solid rgba(201,93,66,.35);outline-offset:3px}
    .hero{position:relative;overflow:hidden;padding:68px 0 58px;background:#34483f url("/assets/images/backpic/back-2.webp") center/cover no-repeat;color:#fff}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(29,38,33,.95),rgba(39,55,47,.76) 62%,rgba(33,39,34,.3))}
    .hero .container-wide{position:relative;z-index:1}
    .hero .eyebrow{color:#f4c7a9}.hero .eyebrow:before{background:#f4c7a9}
    .hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
    .hero h1{font-size:clamp(38px,5vw,68px);letter-spacing:-.04em;margin:20px 0 18px;color:#fff}
    .hero-lead{max-width:650px;color:#e8ebe3;font-size:18px;line-height:1.9;margin-bottom:28px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .hero .btn-outline{border-color:rgba(255,255,255,.42);color:#fff}
    .hero .btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}
    .editor-board{background:rgba(255,253,249,.12);border:1px solid rgba(255,255,255,.24);border-radius:24px;padding:24px;backdrop-filter:blur(5px)}
    .board-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.2);padding-bottom:16px;margin-bottom:18px}
    .board-title{font-size:13px;color:#f4d7c4}.board-state{font-size:12px;color:#b8d1bd}
    .board-feature{display:grid;grid-template-columns:1fr 82px;gap:18px;align-items:center}
    .board-feature h2{font-size:24px;color:#fff;margin:5px 0 8px}
    .board-feature p{font-size:13px;color:#d9e0d8;margin:0}
    .ring{width:76px;height:76px;border-radius:50%;display:grid;place-items:center;border:7px solid rgba(255,255,255,.2);border-top-color:#e7a27d;border-right-color:#e7a27d;transform:rotate(-25deg)}
    .ring b{transform:rotate(25deg);font-size:16px;color:#fff}
    .board-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px}
    .board-tags span,.tag{display:inline-flex;padding:5px 11px;border-radius:var(--radius-pill);font-size:12px;font-weight:700}
    .board-tags span{background:rgba(255,255,255,.13);color:#f2e6d9}
    .tag{background:#f3ded2;color:#a84f3b}
    .ticker{background:var(--color-surface);border-bottom:1px solid var(--color-border);padding:16px 0}
    .ticker-items{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;color:var(--color-muted);font-size:13px}
    .ticker-items b{color:var(--color-ink);margin-right:7px}
    .section{padding:82px 0}
    .section-soft{background:var(--color-surface-soft)}
    .section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:32px}
    .section-head h2{font-size:34px;margin:12px 0 0}
    .section-head p{max-width:550px;margin:0;color:var(--color-muted)}
    .featured-layout{display:grid;grid-template-columns:1.08fr .92fr;gap:24px}
    .feature-story,.column-list,.topic-box,.quote-box,.faq-wrap{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-card);box-shadow:var(--shadow-soft)}
    .feature-story{overflow:hidden;display:grid;grid-template-columns:1fr 1fr;min-height:390px}
    .feature-story img{width:100%;height:100%;object-fit:cover}
    .feature-copy{padding:32px}
    .feature-copy h3{font-size:28px;margin:20px 0 12px}
    .feature-copy p{color:var(--color-muted);margin-bottom:22px}
    .story-meta{display:flex;align-items:center;gap:13px;color:var(--color-muted);font-size:13px}
    .column-list{padding:12px 26px}
    .column-item{padding:19px 0;border-bottom:1px solid var(--color-border)}
    .column-item:last-child{border-bottom:0}
    .column-item h3{font-size:18px;margin:7px 0 5px}
    .column-item p{color:var(--color-muted);font-size:14px;margin:0}
    .column-meta{display:flex;gap:10px;align-items:center;color:var(--color-muted);font-size:12px}
    .column-meta .tag{font-size:11px;padding:3px 9px}
    .filters{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:24px}
    .filter-btn{border:1px solid var(--color-border);background:transparent;border-radius:var(--radius-pill);padding:8px 15px;color:var(--color-muted);cursor:pointer;transition:.25s}
    .filter-btn:hover,.filter-btn.active{color:#fff;background:var(--color-secondary);border-color:var(--color-secondary)}
    .news-shell{display:grid;grid-template-columns:190px 1fr;gap:32px}
    .date-index{position:sticky;top:25px;height:max-content;background:#e4dfd5;border-radius:18px;padding:22px}
    .date-index h3{font-size:18px;margin-bottom:18px}
    .date-index a{display:block;border-left:2px solid #c9c1b4;padding:7px 0 7px 14px;color:var(--color-muted);font-size:14px}
    .date-index a:hover{border-color:var(--color-primary);color:var(--color-primary)}
    .news-list{background:var(--color-surface);border:1px solid var(--color-border);border-radius:20px;padding:8px 28px}
    .news-item{display:grid;grid-template-columns:110px 1fr 100px;gap:22px;align-items:center;padding:23px 0;border-bottom:1px solid var(--color-border)}
    .news-item:last-child{border-bottom:0}
    .news-date{color:var(--color-primary);font-weight:800;font-size:14px}
    .news-item h3{font-size:18px;margin:7px 0 5px}
    .news-item p{font-size:14px;color:var(--color-muted);margin:0}
    .more-link{font-size:13px;color:var(--color-secondary);font-weight:700;white-space:nowrap}
    .more-link:hover{color:var(--color-primary)}
    .depth-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;align-items:start}
    .depth-image img{width:100%;height:430px;object-fit:cover;border-radius:24px}
    .article-body{max-width:720px}
    .article-body h2{font-size:35px;margin:12px 0 22px}
    .article-body h3{font-size:22px;margin:28px 0 9px}
    .article-body p{color:#5e625a;margin:0 0 17px}
    .pullquote{margin:26px 0;padding:20px 24px;border-left:4px solid var(--color-primary);background:#f0e3d7;color:#59594f;font-size:18px}
    .insight-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
    .topic-box{padding:28px}
    .topic-box h3{font-size:22px;margin:15px 0 10px}
    .topic-box p{color:var(--color-muted)}
    .topic-box ul{padding-left:20px;margin:0;color:#5d6159}
    .topic-box li{margin:8px 0}
    .quote-box{padding:34px 38px;display:grid;grid-template-columns:1fr 1.3fr;gap:40px;align-items:center;background:#e3ebe4}
    .quote-box h2{font-size:31px;margin:12px 0}
    .quote-box blockquote{font-size:18px;color:#4c5a51;margin:0;padding-left:25px;border-left:3px solid var(--color-secondary)}
    .quote-box cite{display:block;margin-top:13px;font-size:13px;color:var(--color-muted);font-style:normal}
    .faq-wrap{padding:14px 25px}
    .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--color-border)!important}
    .accordion-item:last-child{border-bottom:0!important}
    .accordion-button{background:transparent!important;color:var(--color-ink)!important;box-shadow:none!important;font-weight:700;padding:21px 5px;font-size:16px}
    .accordion-button:after{background-image:none;content:"+";font-size:24px;font-weight:400;color:var(--color-primary);width:auto;height:auto}
    .accordion-button:not(.collapsed):after{content:"−"}
    .accordion-body{padding:0 35px 22px 5px;color:var(--color-muted);font-size:14px}
    .cta{padding:60px 0;background:#c95d42;color:#fff}
    .cta-box{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta h2{font-size:34px;margin:0 0 10px;color:#fff}
    .cta p{margin:0;color:#f8dfd3;max-width:650px}
    .cta .btn{background:#fff;color:var(--color-primary)}
    .cta .btn:hover{background:#fff2e9;color:var(--color-primary-hover)}
    footer{background:#252a27;color:#d7ddd4;padding:48px 0 25px}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:40px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.13)}
    footer h3{font-size:20px;color:#fff;margin-bottom:13px}
    footer h4{font-size:13px;color:#aeb8ae;margin-bottom:13px}
    footer p,footer a{color:#aeb8ae;font-size:13px}
    footer a:hover{color:#f1c2a5}
    .footer-links{display:flex;flex-direction:column;gap:6px}
    .copyright{padding-top:20px;color:#8f9c91;font-size:12px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
    .footer-quote{margin:18px 0 0;color:#d6dfd5;font-size:13px}
    @media(max-width:1199px){
      .side-nav{width:220px}.page-content{margin-left:220px}.container-wide{width:min(var(--content-width),calc(100% - 48px))}
      .hero-grid,.featured-layout{gap:28px}.news-item{grid-template-columns:90px 1fr 88px}
    }
    @media(max-width:991px){
      .side-nav{width:205px;padding:25px 12px}.page-content{margin-left:205px}.main-nav a{font-size:13px;gap:8px}
      .hero-grid,.depth-grid,.quote-box{grid-template-columns:1fr}.hero-board{max-width:600px}
      .date-index{position:static}.news-shell{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media(max-width:767px){
      body{font-size:14px}.side-nav{display:none}.page-content{margin-left:0;padding-top:68px}.mobile-bar{display:flex;position:fixed;z-index:30;top:0;left:0;right:0;height:68px;background:#252a27;color:#fff;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid rgba(255,255,255,.12)}
      .mobile-brand{display:flex;align-items:center;gap:9px;font-weight:800}.mobile-brand .brand-mark{width:27px;height:27px}
      .menu-button{border:1px solid rgba(255,255,255,.35);background:transparent;color:#fff;border-radius:10px;min-width:44px;height:44px;font-size:22px}
      .mobile-drawer{position:fixed;z-index:29;top:68px;left:0;right:0;bottom:0;background:#252a27;padding:18px;transform:translateX(-105%);transition:.3s;overflow:auto}
      .mobile-drawer.open{transform:translateX(0)}.mobile-drawer .main-nav a{min-height:48px}
      .container-wide{width:calc(100% - 36px)}.section{padding:60px 0}.hero{padding:48px 0 44px}.hero h1{font-size:41px}.hero-lead{font-size:16px}
      .section-head{display:block;margin-bottom:24px}.section-head h2{font-size:29px}.section-head p{margin-top:14px}
      .feature-story{grid-template-columns:1fr}.feature-story img{height:230px}.feature-copy{padding:25px}
      .news-list{padding:7px 18px}.news-item{grid-template-columns:1fr;gap:6px;padding:19px 0}.more-link{display:inline-block;margin-top:4px}
      .insight-grid{grid-template-columns:1fr}.depth-image img{height:280px}.article-body h2{font-size:29px}
      .cta-box{display:block}.cta h2{font-size:28px}.cta .btn{margin-top:22px}.footer-grid{grid-template-columns:1fr;gap:25px}
    }
    @media(max-width:520px){
      .ticker-items{display:block}.ticker-items span{display:block;margin:4px 0}.hero-actions .btn{width:100%}.editor-board{padding:18px}.board-feature h2{font-size:20px}
      .quote-box{padding:25px 22px}.faq-wrap{padding:8px 17px}.accordion-button{font-size:15px}
    }
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category7 */
:root{
      --color-bg:#f4f1eb;
      --color-surface:#fffdf9;
      --color-surface-soft:#eee9df;
      --color-ink:#242522;
      --color-muted:#73766d;
      --color-primary:#c95d42;
      --color-primary-hover:#a94732;
      --color-secondary:#52766b;
      --color-border:#ded8cd;
      --color-success:#5e806c;
      --color-warning:#b88445;
      --shadow-soft:0 14px 40px rgba(52,45,35,.08);
      --radius-card:20px;
      --radius-pill:999px;
      --content-width:1240px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--color-bg);color:var(--color-ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:15px;line-height:1.82}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    a:hover{color:var(--color-primary)}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    h1,h2,h3,h4,p{overflow-wrap:anywhere}
    h1,h2,h3,h4{line-height:1.3;font-weight:800;letter-spacing:-.025em}
    .side-nav{position:fixed;z-index:20;left:0;top:0;width:248px;height:100vh;padding:30px 18px 22px;background:#252a27;color:#f7f3eb;border-right:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column}
    .brand{display:flex;align-items:center;gap:11px;padding:0 10px 30px;font-size:21px;font-weight:800;letter-spacing:.04em}
    .brand-mark{width:31px;height:31px;border-radius:10px 10px 10px 3px;background:var(--color-primary);position:relative;flex:none}
    .brand-mark:after{content:"";position:absolute;width:10px;height:10px;border:2px solid #fff3e8;border-radius:50%;right:6px;top:6px}
    .nav-label{margin:0 10px 10px;color:#99a59a;font-size:11px;letter-spacing:.16em}
    .main-nav{display:flex;flex-direction:column;gap:4px}
    .main-nav a{display:flex;align-items:center;gap:12px;min-height:44px;padding:9px 12px;border-left:3px solid transparent;border-radius:10px;color:#d7ddd4}
    .main-nav a span{width:21px;color:#96a89d;font-size:13px}
    .main-nav a:hover{background:#35413a;color:#fff}
    .main-nav a.active{background:var(--color-primary);color:#fff;border-left-color:#ffd7b9}
    .main-nav a.active span{color:#fff}
    .side-note{margin-top:auto;border-top:1px solid rgba(255,255,255,.12);padding:20px 10px 0;color:#aeb8ad;font-size:12px;line-height:1.75}
    .mobile-bar{display:none}
    .page-main{margin-left:248px;min-height:100vh}
    .container-wide{width:min(var(--content-width),calc(100% - 80px));margin:auto}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--color-primary);font-size:12px;font-weight:700;letter-spacing:.12em}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--color-primary)}
    .section{padding:84px 0}
    .section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:34px}
    .section-head p{max-width:570px;margin:0;color:var(--color-muted)}
    .hero{position:relative;padding:82px 0 58px;background:#e8e1d5 url("/assets/images/backpic/back-3.webp") center/cover no-repeat;isolation:isolate}
    .hero:before{content:"";position:absolute;inset:0;background:rgba(247,243,235,.88);z-index:-1}
    .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}
    .hero h1{font-size:clamp(40px,5vw,68px);margin:18px 0 22px;max-width:700px}
    .hero-lead{font-size:18px;color:#595c54;max-width:680px;margin:0 0 28px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .btn{border-radius:12px;padding:12px 20px;font-weight:700;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px}
    .btn-primary{background:var(--color-primary);color:#fff}
    .btn-primary:hover{background:var(--color-primary-hover);color:#fff;transform:translateY(-2px);box-shadow:0 9px 18px rgba(164,65,43,.2)}
    .btn-outline{background:transparent;border-color:var(--color-border);color:var(--color-ink)}
    .btn-outline:hover{background:var(--color-surface);border-color:var(--color-primary);color:var(--color-primary)}
    .btn:focus-visible,.main-nav a:focus-visible,.faq-button:focus-visible{outline:3px solid rgba(201,93,66,.4);outline-offset:3px}
    .hero-card{background:rgba(255,253,249,.88);border:1px solid var(--color-border);border-radius:26px;padding:27px;box-shadow:var(--shadow-soft)}
    .hero-card img{width:100%;height:210px;object-fit:cover;border-radius:16px;margin-bottom:21px}
    .hero-card h2{font-size:23px;margin-bottom:10px}
    .hero-card p{margin:0;color:var(--color-muted);font-size:14px}
    .signal-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}
    .tag{display:inline-flex;padding:5px 11px;border-radius:var(--radius-pill);background:#f3ded2;color:#a84f3b;font-size:12px;font-weight:700}
    .tag.green{background:#dfe9e1;color:#4e6e5e}
    .hero-foot{margin-top:54px;padding-top:20px;border-top:1px solid rgba(104,97,85,.22);display:flex;gap:30px;flex-wrap:wrap;color:#64675f;font-size:13px}
    .hero-foot b{color:var(--color-ink);margin-right:7px}
    .quiet-intro{background:var(--color-surface);border-top:1px solid var(--color-border);border-bottom:1px solid var(--color-border)}
    .intro-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:74px;align-items:start}
    .intro-grid h2{font-size:38px;margin:15px 0 0}
    .reading-copy{max-width:760px;color:#5c6058}
    .reading-copy p{margin:0 0 17px}
    .notice{padding:21px 24px;border-left:4px solid var(--color-warning);background:#f8efdf;border-radius:0 15px 15px 0;color:#655744;margin-top:24px}
    .notice strong{display:block;color:#8b632d;margin-bottom:5px}
    .boundary{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .boundary-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-card);padding:28px;min-height:220px}
    .boundary-card h3{font-size:21px;margin:13px 0 10px}
    .boundary-card p{color:var(--color-muted);margin:0}
    .number{color:var(--color-primary);font-size:13px;font-weight:800;letter-spacing:.12em}
    .deep-section{background:#e9e5dc}
    .deep-grid{display:grid;grid-template-columns:.62fr 1.38fr;gap:70px}
    .deep-grid h2{font-size:39px;margin:15px 0}
    .deep-copy h3{font-size:23px;margin:0 0 11px}
    .deep-copy p{color:#5c6058;margin:0 0 18px}
    .quote{margin:24px 0;padding:22px 26px;background:#f9f6f0;border-radius:16px;border:1px solid var(--color-border);font-size:17px;color:#4c514b}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--color-border);background:var(--color-surface);border-radius:20px;overflow:hidden}
    .step{padding:25px 22px;border-right:1px solid var(--color-border)}
    .step:last-child{border-right:0}
    .step em{font-style:normal;color:var(--color-primary);font-size:27px;font-weight:800}
    .step h3{font-size:17px;margin:10px 0 6px}
    .step p{color:var(--color-muted);font-size:14px;margin:0}
    .check-panel{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:stretch}
    .check-image{border-radius:22px;overflow:hidden;min-height:330px}
    .check-image img{width:100%;height:100%;object-fit:cover}
    .check-list{background:#35483f;color:#f1f2eb;border-radius:22px;padding:32px}
    .check-list h2{font-size:28px;color:#fff;margin:0 0 21px}
    .check-list ul{list-style:none;padding:0;margin:0}
    .check-list li{padding:13px 0 13px 29px;border-bottom:1px solid rgba(255,255,255,.15);position:relative;color:#d6ddd5}
    .check-list li:before{content:"✓";position:absolute;left:0;color:#e9b38e;font-weight:800}
    .check-list li:last-child{border-bottom:0}
    .quote-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:22px;padding:30px;display:grid;grid-template-columns:80px 1fr;gap:22px;align-items:center}
    .quote-mark{width:68px;height:68px;border-radius:18px;background:#f3ded2;color:var(--color-primary);display:grid;place-items:center;font-size:32px;font-weight:800}
    .quote-card blockquote{font-size:19px;line-height:1.7;margin:0 0 9px}
    .quote-card cite{font-style:normal;color:var(--color-muted);font-size:13px}
    .faq-wrap{max-width:900px;margin:auto}
    .accordion-item{background:var(--color-surface);border:1px solid var(--color-border)!important;border-radius:14px!important;margin-bottom:12px;overflow:hidden}
    .accordion-button{background:var(--color-surface);color:var(--color-ink);font-weight:700;padding:20px 23px;box-shadow:none!important}
    .accordion-button:not(.collapsed){background:#f5e8df;color:var(--color-primary)}
    .accordion-button:after{background-size:14px}
    .accordion-body{color:var(--color-muted);padding:0 23px 21px}
    .cta{padding:67px 0;background:#dce5dd}
    .cta-box{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta h2{font-size:35px;margin:10px 0}
    .cta p{color:#59645c;max-width:650px;margin:0}
    footer{background:#252a27;color:#d7ddd4;padding:53px 0 25px}
    .footer-grid{display:grid;grid-template-columns:1.3fr .8fr .8fr;gap:45px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.12)}
    footer h3{color:#fff;font-size:21px;margin:0 0 12px}
    footer h4{color:#fff;font-size:14px;margin:0 0 12px}
    footer p,footer li{color:#aeb8ad;font-size:13px;margin:0;line-height:1.9}
    footer ul{list-style:none;padding:0;margin:0}
    footer li{margin-bottom:5px}
    footer a:hover{color:#f2b49a}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:20px;color:#98a398;font-size:12px}
    @media(max-width:1100px){
      .side-nav{width:220px}.page-main{margin-left:220px}
      .container-wide{width:min(var(--content-width),calc(100% - 48px))}
      .hero-grid,.intro-grid,.deep-grid{gap:38px}
    }
    @media(max-width:767px){
      body{font-size:14px}
      .side-nav{display:none}
      .page-main{margin-left:0}
      .mobile-bar{display:flex;position:sticky;top:0;z-index:30;background:#252a27;color:#fff;min-height:68px;padding:12px 18px;align-items:center;justify-content:space-between}
      .mobile-brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:18px}
      .mobile-brand .brand-mark{width:27px;height:27px}
      .menu-toggle{border:1px solid rgba(255,255,255,.3);background:transparent;color:#fff;border-radius:9px;min-width:44px;height:44px}
      .mobile-menu{position:fixed;inset:68px 0 0;background:#252a27;z-index:29;padding:20px;display:none}
      .mobile-menu.show{display:block}
      .mobile-menu .main-nav a{min-height:48px}
      .container-wide{width:calc(100% - 40px)}
      .hero{padding:54px 0 38px}
      .hero-grid,.intro-grid,.deep-grid,.check-panel{grid-template-columns:1fr}
      .hero h1{font-size:43px}
      .hero-card img{height:180px}
      .section{padding:60px 0}
      .section-head{display:block;margin-bottom:25px}
      .section-head p{margin-top:12px}
      .intro-grid h2,.deep-grid h2{font-size:31px}
      .boundary{grid-template-columns:1fr}
      .steps{grid-template-columns:1fr}
      .step{border-right:0;border-bottom:1px solid var(--color-border)}
      .step:last-child{border-bottom:0}
      .quote-card{grid-template-columns:1fr}
      .cta-box{display:block}
      .cta .btn{margin-top:24px}
      .footer-grid{grid-template-columns:1fr;gap:26px}
    }
    @media(max-width:520px){
      .hero h1{font-size:37px}
      .hero-lead{font-size:16px}
      .hero-foot{gap:12px;display:grid;grid-template-columns:1fr 1fr}
      .hero-card{padding:19px}
      .check-list{padding:25px}
      .cta h2{font-size:29px}
    }
    @media(prefers-reduced-motion:reduce){
      *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
    }