/* roulang page: index */
:root{
      --color-primary:#2563eb;
      --color-primary-dark:#1747b5;
      --color-secondary:#e8f1ff;
      --color-accent:#0f9f9a;
      --color-bg:#f5f8fc;
      --color-surface:#ffffff;
      --color-text:#17243b;
      --color-muted:#64748b;
      --color-border:#dce6f2;
      --shadow-card:0 18px 45px rgba(37,76,137,.10),0 3px 10px rgba(37,76,137,.05);
      --radius-card:22px;
      --container-width:1180px;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--color-bg);color:var(--color-text);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}
    a{color:inherit;text-decoration:none}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(calc(100% - 40px),var(--container-width));margin-inline:auto}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(220,230,242,.9);backdrop-filter:blur(14px)}
    .nav-shell{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .brand{display:inline-flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.03em;white-space:nowrap}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:var(--color-primary);position:relative;box-shadow:0 8px 18px rgba(37,99,235,.24)}
    .brand-mark::before,.brand-mark::after{content:"";position:absolute;background:#fff;border-radius:4px}
    .brand-mark::before{width:14px;height:5px;left:10px;top:10px;transform:rotate(45deg)}
    .brand-mark::after{width:14px;height:5px;left:10px;top:19px;transform:rotate(-45deg)}
    .nav-links{display:flex;align-items:center;gap:7px}
    .nav-link{position:relative;padding:10px 14px;color:#52637b;font-size:14px;border-radius:10px;transition:.2s ease}
    .nav-link:hover,.nav-link:focus-visible{color:var(--color-primary);background:var(--color-secondary)}
    .nav-link.active{color:var(--color-primary);font-weight:700;background:var(--color-secondary)}
    .nav-link.active::after{content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;border-radius:4px;background:var(--color-primary)}
    .nav-cta{padding:11px 17px;border-radius:12px;background:var(--color-primary);color:#fff;font-size:14px;font-weight:700;box-shadow:0 8px 18px rgba(37,99,235,.18);transition:.2s}
    .nav-cta:hover{background:var(--color-primary-dark);transform:translateY(-1px)}
    .menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--color-border);background:#fff;border-radius:12px;color:var(--color-primary)}
    .section{padding:94px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--color-primary);font-size:12px;font-weight:800;letter-spacing:.12em}
    .eyebrow::before{content:"";width:22px;height:2px;background:var(--color-accent);border-radius:4px}
    .section-title{margin:13px 0 12px;font-size:clamp(28px,4vw,46px);line-height:1.2;letter-spacing:-.045em;font-weight:850}
    .section-lead{max-width:650px;color:var(--color-muted);font-size:16px}
    .hero{position:relative;overflow:hidden;padding:84px 0 78px;background:linear-gradient(180deg,#fff 0%,#f4f8ff 100%)}
    .hero::before{content:"";position:absolute;width:470px;height:470px;border:1px solid #d7e7ff;border-radius:50%;right:-150px;top:-210px}
    .hero-grid{position:relative;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(380px,.95fr);align-items:center;gap:70px}
    .hero h1{margin:18px 0 20px;max-width:650px;font-size:clamp(42px,6vw,72px);line-height:1.12;letter-spacing:-.065em;font-weight:900}
    .hero-intro{max-width:600px;color:#52637b;font-size:17px}
    .actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
    .btn{display:inline-flex;justify-content:center;align-items:center;min-height:48px;padding:0 20px;border-radius:13px;border:1px solid transparent;font-weight:750;font-size:14px;transition:.2s ease}
    .btn-primary{background:var(--color-primary);color:#fff;box-shadow:0 10px 22px rgba(37,99,235,.18)}
    .btn-primary:hover{background:var(--color-primary-dark);transform:translateY(-2px)}
    .btn-secondary{background:#fff;color:var(--color-primary);border-color:#c9dcf7}
    .btn-secondary:hover{background:var(--color-secondary);border-color:#9fc1f1}
    .btn:active{transform:translateY(1px)}
    .btn:focus-visible,.nav-link:focus-visible,.menu-toggle:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid rgba(37,99,235,.28);outline-offset:3px}
    .hero-points{display:flex;flex-wrap:wrap;gap:22px;margin-top:28px;color:var(--color-muted);font-size:13px}
    .hero-points strong{display:block;color:var(--color-text);font-size:23px;line-height:1.2}
    .dashboard{background:#102a56;border-radius:28px;padding:22px;color:#fff;box-shadow:0 26px 55px rgba(22,58,115,.22);transform:rotate(1.2deg)}
    .dash-top{display:flex;justify-content:space-between;align-items:center;padding-bottom:19px;border-bottom:1px solid rgba(255,255,255,.14)}
    .dash-label{color:#a9c6ef;font-size:12px;letter-spacing:.12em}
    .status{padding:5px 10px;border-radius:99px;background:rgba(58,199,184,.15);color:#73e1d2;font-size:11px}
    .dash-main{padding:28px 5px 20px}
    .dash-main h2{margin:0;font-size:27px;line-height:1.3}
    .dash-main p{margin:9px 0 0;color:#aac0df;font-size:13px}
    .progress-line{height:9px;margin:25px 0 10px;background:#284570;border-radius:20px;overflow:hidden}
    .progress-line span{display:block;width:72%;height:100%;background:linear-gradient(90deg,#3b82f6,#4fd1c5);border-radius:20px}
    .dash-meta{display:flex;justify-content:space-between;color:#b7cae3;font-size:12px}
    .dash-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
    .dash-card{padding:15px;border:1px solid rgba(255,255,255,.12);border-radius:16px;background:rgba(255,255,255,.06)}
    .dash-card small{display:block;color:#9db5d7;font-size:11px}.dash-card b{display:block;margin-top:5px;font-size:16px}
    .number{font-size:48px;line-height:1;font-weight:900;color:var(--color-primary)}
    .pain-grid{display:grid;grid-template-columns:1fr 1.45fr;gap:65px;align-items:start}
    .issue-list{display:grid;gap:13px}
    .issue{display:grid;grid-template-columns:46px 1fr;gap:16px;padding:20px 22px;background:#fff;border:1px solid var(--color-border);border-radius:18px;transition:.2s}
    .issue:hover,.content-card:hover,.feature:hover{transform:translateY(-4px);box-shadow:var(--shadow-card)}
    .issue-index{color:var(--color-primary);font-weight:850;font-size:14px}
    .issue h3{margin:0 0 3px;font-size:17px}.issue p{margin:0;color:var(--color-muted);font-size:14px}
    .feature-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:22px}
    .feature{padding:32px;background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);box-shadow:var(--shadow-card);transition:.25s}
    .feature h3{font-size:27px;line-height:1.3;margin:16px 0 10px}
    .tag{display:inline-flex;padding:5px 10px;border-radius:8px;background:var(--color-secondary);color:var(--color-primary);font-size:12px;font-weight:750}
    .step-list{display:grid;gap:12px;margin-top:28px}.step{display:flex;gap:14px;align-items:flex-start}.step b{color:var(--color-primary);font-size:13px}.step span{color:var(--color-muted);font-size:14px}
    .side-stack{display:grid;gap:22px}.mini-panel{padding:25px;background:#eaf5ff;border-radius:var(--radius-card);border:1px solid #d4e7fa}.mini-panel h3{margin:0 0 8px;font-size:19px}.mini-panel p{margin:0;color:var(--color-muted);font-size:14px}
    .time-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-top:30px}.time-card{background:#fff;border:1px solid var(--color-border);padding:23px;border-radius:18px}.time-card em{font-style:normal;color:var(--color-accent);font-size:12px;font-weight:800}.time-card h3{margin:11px 0 5px;font-size:18px}.time-card p{margin:0;color:var(--color-muted);font-size:13px}
    .result-band{background:#eaf2ff;border-top:1px solid #dceafd;border-bottom:1px solid #dceafd}.result-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px;align-items:center}.result-list{display:grid;gap:15px}.result-item{display:flex;gap:16px;align-items:flex-start;padding-bottom:15px;border-bottom:1px solid #d4e3f6}.result-item:last-child{border-bottom:0}.result-item b{font-size:21px;color:var(--color-primary);min-width:35px}.result-item p{margin:0;color:#536681;font-size:14px}
    .quote-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px}.quote{padding:30px;background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);box-shadow:0 12px 32px rgba(37,76,137,.06)}.quote blockquote{margin:0;font-size:20px;line-height:1.7;font-weight:700}.quote cite{display:block;margin-top:20px;color:var(--color-muted);font-style:normal;font-size:13px}.quote-small{background:#102a56;color:#fff}.quote-small blockquote{font-size:17px}.quote-small cite{color:#aac0df}
    .news-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:24px}.news-list{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);overflow:hidden}.news-item{display:flex;justify-content:space-between;gap:20px;padding:21px 25px;border-bottom:1px solid var(--color-border);transition:.2s}.news-item:last-child{border:0}.news-item:hover{background:#f6faff}.news-item h3{margin:0;font-size:16px}.news-item p{margin:4px 0 0;color:var(--color-muted);font-size:13px}.news-date{white-space:nowrap;color:#8ba0ba;font-size:12px}
    .faq-list{max-width:850px;margin:30px auto 0}.faq-item{background:#fff;border:1px solid var(--color-border);border-radius:15px;margin-bottom:10px;padding:0 22px}.faq-item summary{padding:19px 0;cursor:pointer;font-weight:750;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary::after{content:"＋";float:right;color:var(--color-primary);font-size:20px}.faq-item[open] summary::after{content:"−"}.faq-answer{padding:0 25px 20px 0;color:var(--color-muted);font-size:14px}
    .cta{padding:62px 0;background:#1451b8;color:#fff}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{margin:0 0 9px;font-size:clamp(27px,4vw,42px);line-height:1.2}.cta p{margin:0;color:#c5d9fa}.cta .btn-secondary{border:0}
    .form-panel{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);padding:30px;box-shadow:var(--shadow-card)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.field label{display:block;margin-bottom:7px;font-size:13px;font-weight:700}.field input,.field textarea{width:100%;border:1px solid #cbd9ea;border-radius:11px;background:#f9fbfe;padding:12px 14px;color:var(--color-text)}.field textarea{min-height:108px;resize:vertical}.field.full{grid-column:1/-1}.form-note{margin-top:10px;color:var(--color-muted);font-size:12px}
    .site-footer{padding:48px 0 25px;background:#102a56;color:#dbe8fa}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:35px}.footer-brand p{max-width:290px;color:#9fb5d5;font-size:13px}.footer-title{margin:0 0 14px;color:#fff;font-size:14px}.footer-link{display:block;margin:8px 0;color:#a9bfdd;font-size:13px;transition:.2s}.footer-link:hover{color:#fff}.copyright{display:flex;justify-content:space-between;gap:18px;padding-top:25px;margin-top:35px;border-top:1px solid rgba(255,255,255,.13);color:#91a9cb;font-size:12px}
    @media(max-width:900px){.hero-grid,.pain-grid,.result-grid,.news-layout,.quote-grid{grid-template-columns:1fr;gap:35px}.feature-layout{grid-template-columns:1fr}.hero{padding-top:55px}.cta-inner{align-items:flex-start;flex-direction:column}}
    @media(max-width:700px){.container{width:min(calc(100% - 28px),var(--container-width))}.nav-shell{min-height:68px}.menu-toggle{display:block}.nav-links{display:none;position:absolute;left:14px;right:14px;top:74px;padding:10px;background:#fff;border:1px solid var(--color-border);border-radius:16px;box-shadow:var(--shadow-card);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-link,.nav-cta{display:block;text-align:center}.hero h1{font-size:43px}.section{padding:65px 0}.time-strip{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.footer-grid{grid-template-columns:1fr 1fr}.copyright{flex-direction:column}.dashboard{transform:none}.hero-points{gap:16px}}
    @media(max-width:460px){.brand{font-size:14px}.brand-mark{width:30px;height:30px}.footer-grid{grid-template-columns:1fr}.actions .btn{width:100%}.issue{grid-template-columns:32px 1fr;padding:17px}.news-item{display:block}.news-date{display:block;margin-top:8px}}
    @media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category2 */
:root{
            --color-primary:#2563eb;
            --color-primary-dark:#1747b5;
            --color-secondary:#e8f1ff;
            --color-accent:#0f9f9a;
            --color-bg:#f5f8fc;
            --color-surface:#ffffff;
            --color-text:#17243b;
            --color-muted:#64748b;
            --color-border:#dce6f2;
            --shadow-card:0 18px 45px rgba(37,76,137,.10),0 3px 10px rgba(37,76,137,.05);
            --radius-card:22px;
            --container-width:1180px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--color-bg);color:var(--color-text);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}
        a{color:inherit;text-decoration:none}
        img{max-width:100%;display:block}
        button,input,textarea{font:inherit}
        button{cursor:pointer}
        .container{width:min(calc(100% - 40px),var(--container-width));margin-inline:auto}
        .site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(220,230,242,.9);backdrop-filter:blur(14px)}
        .nav-shell{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
        .brand{display:inline-flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.03em;white-space:nowrap}
        .brand-mark{width:34px;height:34px;border-radius:11px;background:var(--color-primary);position:relative;box-shadow:0 8px 18px rgba(37,99,235,.24)}
        .brand-mark:before,.brand-mark:after{content:"";position:absolute;background:#fff;border-radius:4px}
        .brand-mark:before{width:14px;height:5px;left:10px;top:10px;transform:rotate(45deg)}
        .brand-mark:after{width:14px;height:5px;left:10px;top:19px;transform:rotate(-45deg)}
        .nav-links{display:flex;align-items:center;gap:7px}
        .nav-link{position:relative;padding:10px 14px;color:#52637b;font-size:14px;border-radius:10px;transition:.2s ease}
        .nav-link:hover,.nav-link:focus-visible{color:var(--color-primary);background:var(--color-secondary)}
        .nav-link.active{color:var(--color-primary);font-weight:700;background:var(--color-secondary)}
        .nav-link.active:after{content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;border-radius:4px;background:var(--color-primary)}
        .nav-cta{padding:11px 17px;border-radius:12px;background:var(--color-primary);color:#fff;font-size:14px;font-weight:700;box-shadow:0 8px 18px rgba(37,99,235,.18);transition:.2s}
        .nav-cta:hover{background:var(--color-primary-dark);transform:translateY(-1px)}
        .menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--color-border);background:#fff;border-radius:12px;color:var(--color-primary)}
        .section{padding:92px 0}
        .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--color-primary);font-size:12px;font-weight:800;letter-spacing:.12em}
        .eyebrow:before{content:"";width:22px;height:2px;background:var(--color-accent);border-radius:4px}
        .section-title{margin:13px 0 12px;font-size:clamp(28px,4vw,46px);line-height:1.2;letter-spacing:-.045em;font-weight:850}
        .section-lead{max-width:680px;color:var(--color-muted);font-size:16px}
        .btn{display:inline-flex;justify-content:center;align-items:center;min-height:48px;padding:0 20px;border-radius:13px;border:1px solid transparent;font-weight:750;font-size:14px;transition:.2s ease}
        .btn-primary{background:var(--color-primary);color:#fff;box-shadow:0 10px 22px rgba(37,99,235,.18)}
        .btn-primary:hover{background:var(--color-primary-dark);transform:translateY(-2px)}
        .btn-secondary{background:#fff;color:var(--color-primary);border-color:#c9dcf7}
        .btn-secondary:hover{background:var(--color-secondary);border-color:#9fc1f1}
        .btn:active{transform:translateY(1px)}
        .btn:focus-visible,.nav-link:focus-visible,.menu-toggle:focus-visible,summary:focus-visible{outline:3px solid rgba(37,99,235,.28);outline-offset:3px}
        .guide-hero{padding:72px 0 78px;background:linear-gradient(180deg,#fff 0%,#f1f6ff 100%);border-bottom:1px solid #e4edf8}
        .guide-hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:58px;align-items:center}
        .guide-hero h1{margin:17px 0 19px;font-size:clamp(40px,5.5vw,68px);line-height:1.13;letter-spacing:-.06em;font-weight:900}
        .hero-copy{max-width:600px;color:#52637b;font-size:17px}
        .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
        .guide-panel{position:relative;min-height:365px;padding:28px;border:1px solid #cbdcf2;border-radius:28px;background:#fff;box-shadow:var(--shadow-card);overflow:hidden}
        .guide-panel:before{content:"";position:absolute;width:300px;height:300px;border:1px solid #d8e8fc;border-radius:50%;right:-100px;top:-125px}
        .panel-top{position:relative;display:flex;justify-content:space-between;align-items:center;color:#7690b2;font-size:12px}
        .status{display:inline-flex;align-items:center;gap:7px;padding:6px 10px;border-radius:9px;background:#e8faf7;color:#087c78;font-size:12px;font-weight:700}
        .status i{width:7px;height:7px;border-radius:50%;background:var(--color-accent)}
        .panel-title{position:relative;margin:42px 0 20px;font-size:28px;line-height:1.3}
        .node-stack{position:relative;display:grid;gap:10px}
        .node{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border:1px solid var(--color-border);border-radius:15px;background:#fbfdff}
        .node b{font-size:14px}.node span{color:var(--color-muted);font-size:12px}
        .node.active{border-color:#a9c8f2;background:var(--color-secondary);color:var(--color-primary)}
        .section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:38px}
        .index-strip{display:flex;gap:10px;overflow:auto;padding-bottom:4px}
        .tag{display:inline-flex;white-space:nowrap;padding:6px 11px;border-radius:8px;background:var(--color-secondary);color:var(--color-primary);font-size:12px;font-weight:750}
        .tag.muted{background:#fff;border:1px solid var(--color-border);color:var(--color-muted)}
        .story-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:26px;align-items:stretch}
        .story-intro{padding:34px;border-radius:var(--radius-card);background:#edf5ff;border:1px solid #d8e7f8}
        .story-intro strong{display:block;font-size:56px;line-height:1;color:var(--color-primary);letter-spacing:-.08em}
        .story-intro h2{margin:18px 0 10px;font-size:27px;line-height:1.3}
        .story-intro p{margin:0;color:var(--color-muted);font-size:14px}
        .story-main{padding:35px;border-radius:var(--radius-card);background:#fff;border:1px solid var(--color-border);box-shadow:var(--shadow-card)}
        .story-main h2{margin:0 0 13px;font-size:30px;line-height:1.3}
        .story-main p{margin:0;color:var(--color-muted)}
        .story-points{display:grid;grid-template-columns:1fr 1fr;gap:13px;margin-top:26px}
        .story-point{padding:17px;border-left:3px solid var(--color-accent);background:#f8fbff;border-radius:0 13px 13px 0}
        .story-point b{display:block;font-size:15px}.story-point span{display:block;margin-top:4px;color:var(--color-muted);font-size:13px}
        .timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:38px}
        .timeline:before{content:"";position:absolute;left:7%;right:7%;top:20px;height:1px;background:#c7dbf3}
        .timeline-item{position:relative;padding:0 16px;text-align:center}
        .timeline-no{position:relative;z-index:1;display:grid;place-items:center;width:42px;height:42px;margin:0 auto 18px;border-radius:13px;background:var(--color-primary);color:#fff;font-weight:800;box-shadow:0 8px 16px rgba(37,99,235,.2)}
        .timeline-item:nth-child(2) .timeline-no{background:#3979e9}.timeline-item:nth-child(3) .timeline-no{background:#4c8eec}.timeline-item:nth-child(4) .timeline-no{background:var(--color-accent)}
        .timeline-item h3{margin:0 0 7px;font-size:17px}.timeline-item p{margin:0;color:var(--color-muted);font-size:13px}
        .compare-wrap{display:grid;grid-template-columns:1fr .9fr;gap:25px;align-items:stretch}
        .compare-card{padding:29px;border:1px solid var(--color-border);border-radius:var(--radius-card);background:#fff}
        .compare-card.recommended{border:2px solid #8ab4ef;box-shadow:var(--shadow-card);position:relative}
        .recommend{position:absolute;right:22px;top:22px;color:var(--color-primary);font-size:12px;font-weight:800}
        .compare-card h3{margin:0 0 8px;font-size:24px}.compare-card p{margin:0;color:var(--color-muted);font-size:14px}
        .compare-list{display:grid;gap:12px;margin:24px 0 0;padding:0;list-style:none}
        .compare-list li{display:flex;gap:10px;color:#506581;font-size:14px}
        .compare-list li:before{content:"✓";color:var(--color-accent);font-weight:800}
        .faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:70px}
        .faq-list{display:grid;gap:12px}
        details{border:1px solid var(--color-border);border-radius:16px;background:#fff;transition:.2s}
        details[open]{border-color:#a9c8f2;box-shadow:0 10px 25px rgba(37,76,137,.06)}
        summary{display:flex;justify-content:space-between;gap:18px;cursor:pointer;list-style:none;padding:20px 22px;font-weight:750}
        summary::-webkit-details-marker{display:none}
        summary:after{content:"＋";color:var(--color-primary);font-size:20px;line-height:1}
        details[open] summary:after{content:"－"}
        .answer{padding:0 22px 20px;color:var(--color-muted);font-size:14px}
        .action-panel{padding:38px 44px;border-radius:26px;background:#e7f1ff;border:1px solid #c8def8;display:flex;align-items:center;justify-content:space-between;gap:30px}
        .action-panel h2{margin:0 0 8px;font-size:30px;line-height:1.3}.action-panel p{margin:0;color:#526b8b}
        .site-footer{padding:58px 0 24px;background:#eaf2fb;border-top:1px solid #d8e5f3}
        .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px}
        .footer-brand p{max-width:330px;margin:17px 0 0;color:var(--color-muted);font-size:14px}
        .footer-title{margin:4px 0 13px;font-size:14px}
        .footer-link{display:block;margin:8px 0;color:#5d718d;font-size:13px;transition:.2s}
        .footer-link:hover{color:var(--color-primary);text-decoration:underline;text-underline-offset:4px}
        .copyright{display:flex;justify-content:space-between;gap:20px;margin-top:46px;padding-top:18px;border-top:1px solid #d2e0ef;color:#7890aa;font-size:12px}
        @media(max-width:900px){
            .guide-hero-grid,.story-grid,.compare-wrap,.faq-layout{grid-template-columns:1fr}
            .timeline{grid-template-columns:repeat(2,1fr);gap:30px 0}.timeline:before{display:none}
            .section-head{display:block}.section-head .index-strip{margin-top:20px}
        }
        @media(max-width:700px){
            .container{width:min(calc(100% - 28px),var(--container-width))}
            .nav-shell{min-height:68px}.menu-toggle{display:block}
            .nav-links{display:none;position:absolute;left:14px;right:14px;top:76px;flex-direction:column;align-items:stretch;gap:4px;padding:12px;background:#fff;border:1px solid var(--color-border);border-radius:16px;box-shadow:var(--shadow-card)}
            .nav-links.open{display:flex}.nav-link,.nav-cta{text-align:center;min-height:44px}
            .nav-link.active:after{display:none}
            .guide-hero{padding:52px 0 56px}.guide-hero h1{font-size:42px}
            .hero-copy{font-size:16px}.hero-actions{flex-direction:column}.hero-actions .btn{width:100%}
            .guide-panel{min-height:320px;padding:22px}.panel-title{font-size:24px;margin-top:32px}
            .section{padding:66px 0}.story-points{grid-template-columns:1fr}
            .timeline{grid-template-columns:1fr 1fr}.timeline-item{padding:0 5px}
            .compare-card{padding:24px}.action-panel{padding:28px 23px;display:block}.action-panel .btn{width:100%;margin-top:22px}
            .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}
            .copyright{display:block}.copyright span{display:block;margin-top:6px}
        }
        @media(max-width:430px){.timeline{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}}
        @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category1 */
:root{
            --color-primary:#2563eb;
            --color-primary-dark:#1747b5;
            --color-secondary:#e8f1ff;
            --color-accent:#0f9f9a;
            --color-bg:#f5f8fc;
            --color-surface:#ffffff;
            --color-text:#17243b;
            --color-muted:#64748b;
            --color-border:#dce6f2;
            --color-warning:#b45309;
            --color-warning-bg:#fff7e8;
            --color-danger:#b42318;
            --shadow-card:0 18px 45px rgba(37,76,137,.10),0 3px 10px rgba(37,76,137,.05);
            --shadow-hover:0 24px 55px rgba(37,76,137,.15),0 6px 15px rgba(37,76,137,.07);
            --radius-card:22px;
            --radius-control:13px;
            --container-width:1180px;
        }

        *,*::before,*::after{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            background:var(--color-bg);
            color:var(--color-text);
            font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
            line-height:1.75;
            -webkit-font-smoothing:antialiased;
            overflow-x:hidden;
        }
        body.menu-open{overflow:hidden}
        a{color:inherit;text-decoration:none}
        img,svg{display:block;max-width:100%}
        button,input,textarea,select{font:inherit}
        button{cursor:pointer}
        button:disabled{cursor:not-allowed;opacity:.55}
        h1,h2,h3,p{overflow-wrap:anywhere}
        .container{width:min(calc(100% - 40px),var(--container-width));margin-inline:auto}
        .skip-link{
            position:fixed;left:16px;top:-70px;z-index:100;
            padding:11px 16px;border-radius:10px;background:var(--color-primary);color:#fff;
            font-weight:700;transition:top .2s;
        }
        .skip-link:focus{top:14px}

        .top-strip{
            background:#eef5ff;border-bottom:1px solid #dce9fb;color:#50647f;
            font-size:12px;
        }
        .top-strip-inner{
            min-height:34px;display:flex;align-items:center;justify-content:space-between;gap:20px;
        }
        .strip-status{display:inline-flex;align-items:center;gap:8px}
        .strip-dot{width:7px;height:7px;border-radius:50%;background:var(--color-accent);box-shadow:0 0 0 4px rgba(15,159,154,.11)}
        .strip-link{color:var(--color-primary);font-weight:700}
        .strip-link:hover{text-decoration:underline;text-underline-offset:3px}

        .site-header{
            position:sticky;top:0;z-index:30;
            background:rgba(255,255,255,.94);
            border-bottom:1px solid rgba(220,230,242,.9);
            backdrop-filter:blur(14px);
        }
        .nav-shell{
            min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px;
        }
        .brand{
            display:inline-flex;align-items:center;gap:11px;font-weight:800;
            letter-spacing:-.03em;white-space:nowrap;
        }
        .brand-mark{
            width:34px;height:34px;border-radius:11px;background:var(--color-primary);
            position:relative;box-shadow:0 8px 18px rgba(37,99,235,.24);flex:0 0 auto;
        }
        .brand-mark::before,.brand-mark::after{
            content:"";position:absolute;background:#fff;border-radius:4px;
        }
        .brand-mark::before{width:14px;height:5px;left:10px;top:10px;transform:rotate(45deg)}
        .brand-mark::after{width:14px;height:5px;left:10px;top:19px;transform:rotate(-45deg)}
        .nav-links{display:flex;align-items:center;gap:7px}
        .nav-link{
            position:relative;padding:10px 14px;color:#52637b;font-size:14px;
            border-radius:10px;transition:.2s ease;
        }
        .nav-link:hover,.nav-link:focus-visible{color:var(--color-primary);background:var(--color-secondary)}
        .nav-link.active{color:var(--color-primary);font-weight:700;background:var(--color-secondary)}
        .nav-link.active::after{
            content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;
            border-radius:4px;background:var(--color-primary);
        }
        .nav-cta{
            padding:11px 17px;border-radius:12px;background:var(--color-primary);color:#fff;
            font-size:14px;font-weight:700;box-shadow:0 8px 18px rgba(37,99,235,.18);
            transition:.2s;
        }
        .nav-cta:hover{background:var(--color-primary-dark);transform:translateY(-1px)}
        .nav-cta:active{transform:translateY(1px)}
        .menu-toggle{
            display:none;width:44px;height:44px;border:1px solid var(--color-border);
            background:#fff;border-radius:12px;color:var(--color-primary);
            align-items:center;justify-content:center;
        }
        .menu-lines,.menu-lines::before,.menu-lines::after{
            width:19px;height:2px;background:currentColor;border-radius:4px;display:block;position:relative;
        }
        .menu-lines::before,.menu-lines::after{content:"";position:absolute;left:0}
        .menu-lines::before{top:-6px}
        .menu-lines::after{top:6px}

        .breadcrumb{
            padding:20px 0 0;color:var(--color-muted);font-size:13px;
        }
        .breadcrumb ol{display:flex;align-items:center;gap:8px;list-style:none;padding:0;margin:0}
        .breadcrumb li+li::before{content:"/";margin-right:8px;color:#a4b1c2}
        .breadcrumb a:hover{color:var(--color-primary)}

        .page-hero{
            position:relative;overflow:hidden;padding:48px 0 76px;
            background:linear-gradient(180deg,#fff 0%,#f4f8ff 100%);
        }
        .page-hero::before{
            content:"";position:absolute;width:430px;height:430px;right:-190px;top:-210px;
            border:1px solid #d8e8ff;border-radius:50%;
        }
        .page-hero::after{
            content:"";position:absolute;left:-80px;bottom:-140px;width:310px;height:310px;
            background:radial-gradient(circle,rgba(37,99,235,.08),transparent 68%);
            pointer-events:none;
        }
        .hero-heading{position:relative;max-width:810px;margin-bottom:38px}
        .eyebrow{
            display:inline-flex;align-items:center;gap:8px;color:var(--color-primary);
            font-size:12px;font-weight:800;letter-spacing:.12em;
        }
        .eyebrow::before{content:"";width:22px;height:2px;background:var(--color-accent);border-radius:4px}
        .page-hero h1{
            margin:14px 0 16px;font-size:clamp(38px,5.3vw,66px);line-height:1.13;
            letter-spacing:-.06em;font-weight:900;
        }
        .hero-intro{margin:0;max-width:760px;color:#52637b;font-size:17px}
        .topic-status{display:flex;flex-wrap:wrap;gap:9px;margin-top:23px}
        .status-pill{
            display:inline-flex;align-items:center;gap:7px;padding:7px 11px;border:1px solid #d8e5f6;
            border-radius:999px;background:rgba(255,255,255,.8);color:#4d617c;font-size:12px;font-weight:700;
        }
        .status-pill i{width:6px;height:6px;background:var(--color-accent);border-radius:50%}

        .resource-shell{
            position:relative;display:grid;grid-template-columns:.72fr 1fr .88fr;gap:22px;align-items:stretch;
        }
        .guide-cover{
            min-height:370px;padding:28px;border-radius:var(--radius-card);
            color:#fff;background:#173c78;box-shadow:0 24px 50px rgba(23,60,120,.2);
            position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:space-between;
        }
        .guide-cover::before{
            content:"";position:absolute;inset:0;
            background:
                linear-gradient(135deg,transparent 55%,rgba(78,169,255,.18) 55%),
                radial-gradient(circle at 80% 18%,rgba(255,255,255,.16),transparent 23%);
        }
        .cover-top,.cover-bottom{position:relative}
        .cover-label{
            display:inline-flex;padding:5px 9px;border:1px solid rgba(255,255,255,.24);
            border-radius:8px;background:rgba(255,255,255,.08);font-size:11px;font-weight:800;
        }
        .guide-cover h2{margin:40px 0 12px;font-size:29px;line-height:1.3;letter-spacing:-.035em}
        .guide-cover p{margin:0;color:#c6d8f2;font-size:13px}
        .cover-number{font-size:54px;line-height:1;font-weight:900;color:rgba(255,255,255,.16)}
        .cover-bottom{display:flex;justify-content:space-between;align-items:end;gap:12px}
        .cover-bottom span{font-size:12px;color:#b8cdec}

        .outline-card,.download-card{
            background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
            box-shadow:var(--shadow-card);padding:28px;
        }
        .card-kicker{color:var(--color-accent);font-size:12px;font-weight:800;letter-spacing:.08em}
        .outline-card h2,.download-card h2{margin:8px 0 17px;font-size:23px;line-height:1.35}
        .outline-list{list-style:none;padding:0;margin:0;display:grid;gap:4px}
        .outline-list li{
            display:grid;grid-template-columns:34px 1fr;gap:11px;padding:12px 0;
            border-bottom:1px solid #edf2f8;align-items:start;
        }
        .outline-list li:last-child{border-bottom:0}
        .outline-list b{color:var(--color-primary);font-size:12px;padding-top:2px}
        .outline-list span{font-size:14px;color:#435773}
        .download-card p{margin:0 0 17px;color:var(--color-muted);font-size:13px}
        .field{margin-bottom:13px}
        .field label{display:block;margin-bottom:6px;font-size:12px;font-weight:750;color:#40536d}
        .input{
            width:100%;min-height:47px;padding:10px 13px;border:1px solid #cad9eb;border-radius:12px;
            background:#fbfdff;color:var(--color-text);transition:.2s;
        }
        .input:hover{border-color:#9fbbe0}
        .input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 4px rgba(37,99,235,.11);background:#fff}
        .field-note{margin-top:6px;color:#7a899e;font-size:11px}
        .form-message{
            display:none;margin-top:12px;padding:10px 12px;border-radius:10px;
            background:#eaf8f5;color:#127069;font-size:12px;font-weight:700;
        }
        .form-message.error{background:#fff0ee;color:var(--color-danger)}
        .btn{
            display:inline-flex;justify-content:center;align-items:center;min-height:48px;padding:0 20px;
            border-radius:13px;border:1px solid transparent;font-weight:750;font-size:14px;transition:.2s ease;
        }
        .btn-primary{background:var(--color-primary);color:#fff;box-shadow:0 10px 22px rgba(37,99,235,.18)}
        .btn-primary:hover{background:var(--color-primary-dark);transform:translateY(-2px)}
        .btn-secondary{background:#fff;color:var(--color-primary);border-color:#c9dcf7}
        .btn-secondary:hover{background:var(--color-secondary);border-color:#9fc1f1}
        .btn-wide{width:100%}
        .btn:active{transform:translateY(1px)}
        .btn:focus-visible,.nav-link:focus-visible,.nav-cta:focus-visible,.menu-toggle:focus-visible,
        input:focus-visible,textarea:focus-visible,summary:focus-visible,a:focus-visible{
            outline:3px solid rgba(37,99,235,.28);outline-offset:3px;
        }

        .section{padding:92px 0}
        .section-soft{background:#eef5ff}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:35px;margin-bottom:34px}
        .section-title{
            margin:12px 0 10px;font-size:clamp(28px,4vw,46px);line-height:1.2;
            letter-spacing:-.045em;font-weight:850;
        }
        .section-lead{max-width:650px;margin:0;color:var(--color-muted);font-size:16px}
        .section-note{max-width:280px;color:#748399;font-size:13px}

        .catalog-layout{display:grid;grid-template-columns:250px 1fr;gap:30px;align-items:start}
        .filter-panel{
            position:sticky;top:105px;padding:22px;background:#fff;border:1px solid var(--color-border);
            border-radius:18px;box-shadow:0 10px 30px rgba(37,76,137,.07);
        }
        .filter-panel h2{margin:0 0 15px;font-size:16px}
        .filter-list{display:grid;gap:7px}
        .filter-button{
            width:100%;min-height:44px;padding:9px 12px;border:1px solid transparent;border-radius:10px;
            background:transparent;color:#52637b;text-align:left;font-size:13px;font-weight:650;transition:.2s;
        }
        .filter-button:hover{background:#f3f7fd;color:var(--color-primary)}
        .filter-button.active{background:var(--color-secondary);color:var(--color-primary);border-color:#d0e1fb}
        .filter-help{margin:17px 0 0;padding-top:15px;border-top:1px solid var(--color-border);color:#7a899e;font-size:11px}

        .topic-content{display:grid;gap:16px}
        .featured-entry{
            padding:30px;border-radius:var(--radius-card);background:#fff;border:1px solid #cfe0f8;
            box-shadow:var(--shadow-card);position:relative;overflow:hidden;transition:.25s;
        }
        .featured-entry::before{
            content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:var(--color-primary);
        }
        .featured-entry:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
        .entry-meta{display:flex;align-items:center;flex-wrap:wrap;gap:9px;margin-bottom:12px}
        .tag{
            display:inline-flex;padding:5px 10px;border-radius:8px;background:var(--color-secondary);
            color:var(--color-primary);font-size:12px;font-weight:750;
        }
        .tag-green{background:#e5f7f5;color:#137a75}
        .meta-text{color:#8592a4;font-size:11px}
        .featured-entry h2{margin:0 0 10px;font-size:27px;line-height:1.35}
        .featured-entry p{margin:0;color:var(--color-muted);font-size:14px}
        .entry-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}

        .entry-list{display:grid;gap:13px}
        .entry{
            display:grid;grid-template-columns:58px 1fr auto;gap:18px;align-items:center;
            padding:22px 24px;background:#fff;border:1px solid var(--color-border);
            border-radius:17px;transition:.22s;
        }
        .entry:hover{border-color:#b7cff0;box-shadow:var(--shadow-card);transform:translateY(-2px)}
        .entry-number{
            width:48px;height:48px;border-radius:14px;background:#edf4ff;color:var(--color-primary);
            display:grid;place-items:center;font-weight:850;font-size:13px;
        }
        .entry h3{margin:4px 0 4px;font-size:18px}
        .entry p{margin:0;color:var(--color-muted);font-size:13px}
        .text-link{
            color:var(--color-primary);font-size:13px;font-weight:750;white-space:nowrap;
        }
        .text-link:hover{text-decoration:underline;text-underline-offset:4px}
        .entry.is-hidden{display:none}

        .scenario-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:28px}
        .scenario-main{
            padding:34px;background:#173c78;color:#fff;border-radius:var(--radius-card);
            box-shadow:0 22px 45px rgba(23,60,120,.17);
        }
        .scenario-main .eyebrow{color:#9fc8ff}
        .scenario-main h2{margin:14px 0 12px;font-size:34px;line-height:1.25}
        .scenario-main>p{color:#c6d8f2;max-width:600px}
        .check-list{list-style:none;padding:0;margin:25px 0 0;display:grid;gap:12px}
        .check-list li{display:flex;gap:12px;align-items:flex-start;color:#e7f0ff;font-size:14px}
        .check-icon{
            flex:0 0 auto;width:22px;height:22px;border-radius:50%;background:rgba(83,212,202,.17);
            color:#72ddd5;display:grid;place-items:center;font-size:12px;font-weight:900;
        }
        .scenario-side{display:grid;gap:14px}
        .scene-card{
            padding:23px;background:#fff;border:1px solid var(--color-border);border-radius:18px;
            box-shadow:0 10px 28px rgba(37,76,137,.06);transition:.22s;
        }
        .scene-card:hover{transform:translateX(3px);border-color:#b8d0f0}
        .scene-card small{color:var(--color-accent);font-weight:800}
        .scene-card h3{margin:7px 0 5px;font-size:18px}
        .scene-card p{margin:0;color:var(--color-muted);font-size:13px}

        .process-track{
            display:grid;grid-template-columns:repeat(4,1fr);gap:0;
            background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
            box-shadow:var(--shadow-card);overflow:hidden;
        }
        .process-step{position:relative;padding:30px 25px;min-height:220px;border-right:1px solid var(--color-border)}
        .process-step:last-child{border-right:0}
        .process-step b{display:block;color:#b8cae3;font-size:34px;line-height:1}
        .process-step h3{margin:24px 0 8px;font-size:18px}
        .process-step p{margin:0;color:var(--color-muted);font-size:13px}
        .process-step::after{
            content:"";position:absolute;left:25px;right:25px;bottom:23px;height:4px;
            background:#e8f1ff;border-radius:5px;
        }
        .process-step:nth-child(1)::after{background:#2563eb}
        .process-step:nth-child(2)::after{background:#4b83eb}
        .process-step:nth-child(3)::after{background:#72a2ed}
        .process-step:nth-child(4)::after{background:#0f9f9a}

        .faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:58px;align-items:start}
        .faq-aside{
            padding:26px;background:#fff;border:1px solid var(--color-border);
            border-radius:18px;box-shadow:var(--shadow-card);
        }
        .faq-aside h3{margin:0 0 8px;font-size:19px}
        .faq-aside p{margin:0 0 17px;color:var(--color-muted);font-size:13px}
        .faq-list{display:grid;gap:11px}
        .faq-item{
            background:#fff;border:1px solid var(--color-border);border-radius:15px;overflow:hidden;
            transition:border-color .2s,box-shadow .2s;
        }
        .faq-item[open]{border-color:#b6cef0;box-shadow:0 12px 30px rgba(37,76,137,.07)}
        .faq-item summary{
            list-style:none;min-height:62px;padding:17px 52px 17px 20px;font-weight:750;
            cursor:pointer;position:relative;
        }
        .faq-item summary::-webkit-details-marker{display:none}
        .faq-item summary::after{
            content:"＋";position:absolute;right:20px;top:16px;color:var(--color-primary);
            font-size:20px;font-weight:500;transition:.2s;
        }
        .faq-item[open] summary::after{content:"－"}
        .faq-answer{padding:0 20px 18px;color:var(--color-muted);font-size:14px}
        .faq-answer p{margin:0}

        .feedback-banner{
            display:grid;grid-template-columns:1fr .72fr;gap:40px;align-items:center;
            padding:38px 42px;background:#e8f1ff;border:1px solid #cadefa;border-radius:var(--radius-card);
            box-shadow:var(--shadow-card);
        }
        .feedback-banner h2{margin:10px 0 9px;font-size:32px;line-height:1.25}
        .feedback-banner p{margin:0;color:#566a85}
        .feedback-form{display:grid;gap:11px}
        .feedback-form textarea{min-height:112px;resize:vertical}
        .feedback-form .form-message{margin-top:0}

        .site-footer{padding:64px 0 0;background:#e9f1fb;border-top:1px solid #d2dfef}
        .footer-grid{display:grid;grid-template-columns:1.5fr .7fr .7fr;gap:60px;padding-bottom:45px}
        .footer-brand p{max-width:440px;margin:16px 0 0;color:#61738a;font-size:14px}
        .footer-title{margin:0 0 14px;font-size:14px}
        .footer-link{
            display:block;width:max-content;max-width:100%;margin:8px 0;color:#61738a;font-size:13px;
            transition:.2s;
        }
        .footer-link:hover{color:var(--color-primary);transform:translateX(2px)}
        .copyright{
            min-height:65px;display:flex;align-items:center;justify-content:space-between;gap:20px;
            border-top:1px solid #ccd9e9;color:#748399;font-size:12px;
        }

        @media (max-width:1024px){
            .resource-shell{grid-template-columns:.78fr 1.22fr}
            .download-card{grid-column:1/-1}
            .download-card form{display:grid;grid-template-columns:1fr 1fr auto;gap:12px;align-items:end}
            .download-card .field{margin:0}
            .download-card .btn{min-width:160px}
            .catalog-layout{grid-template-columns:210px 1fr}
            .scenario-layout{grid-template-columns:1fr}
            .scenario-side{grid-template-columns:repeat(3,1fr)}
            .process-track{grid-template-columns:repeat(2,1fr)}
            .process-step:nth-child(2){border-right:0}
            .process-step:nth-child(-n+2){border-bottom:1px solid var(--color-border)}
            .faq-layout{grid-template-columns:1fr;gap:26px}
            .faq-aside{display:flex;align-items:center;justify-content:space-between;gap:25px}
            .faq-aside p{margin-bottom:0}
        }

        @media (max-width:768px){
            .container{width:min(calc(100% - 28px),var(--container-width))}
            .top-strip-inner{min-height:38px}
            .top-strip-inner>span:last-child{display:none}
            .nav-shell{min-height:68px}
            .menu-toggle{display:inline-flex}
            .nav-links{
                position:fixed;left:14px;right:14px;top:82px;display:none;flex-direction:column;
                align-items:stretch;padding:14px;background:#fff;border:1px solid var(--color-border);
                border-radius:18px;box-shadow:0 25px 65px rgba(23,50,90,.2);
            }
            .nav-links.open{display:flex}
            .nav-link,.nav-cta{min-height:46px;display:flex;align-items:center;justify-content:center}
            .nav-link.active::after{display:none}
            .page-hero{padding:34px 0 58px}
            .breadcrumb{padding-top:14px}
            .resource-shell{grid-template-columns:1fr}
            .download-card{grid-column:auto}
            .guide-cover{min-height:320px}
            .download-card form{display:block}
            .download-card .field{margin-bottom:13px}
            .download-card .btn{width:100%}
            .section{padding:70px 0}
            .section-head{display:block}
            .section-note{margin-top:15px}
            .catalog-layout{grid-template-columns:1fr}
            .filter-panel{position:static;overflow:hidden}
            .filter-list{display:flex;overflow-x:auto;padding-bottom:5px}
            .filter-button{width:auto;white-space:nowrap}
            .entry{grid-template-columns:50px 1fr}
            .entry .text-link{grid-column:2}
            .scenario-side{grid-template-columns:1fr}
            .feedback-banner{grid-template-columns:1fr;padding:30px}
            .footer-grid{grid-template-columns:1.2fr .8fr;gap:36px}
            .footer-brand{grid-column:1/-1}
        }

        @media (max-width:520px){
            .brand{font-size:15px}
            .brand-mark{width:31px;height:31px}
            .page-hero h1{font-size:37px;letter-spacing:-.05em}
            .hero-intro{font-size:15px}
            .guide-cover,.outline-card,.download-card{padding:23px}
            .section{padding:58px 0}
            .section-title{font-size:29px}
            .featured-entry{padding:24px}
            .featured-entry h2{font-size:22px}
            .entry{grid-template-columns:42px 1fr;padding:18px;gap:13px}
            .entry-number{width:42px;height:42px}
            .process-track{grid-template-columns:1fr}
            .process-step{min-height:190px;border-right:0;border-bottom:1px solid var(--color-border)}
            .process-step:last-child{border-bottom:0}
            .faq-aside{display:block}
            .faq-aside p{margin-bottom:15px}
            .feedback-banner{padding:25px 20px}
            .feedback-banner h2{font-size:27px}
            .footer-grid{grid-template-columns:1fr;gap:28px}
            .footer-brand{grid-column:auto}
            .copyright{align-items:flex-start;justify-content:center;flex-direction:column;padding:16px 0}
        }

        @media (prefers-reduced-motion:reduce){
            html{scroll-behavior:auto}
            *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
        }