/* roulang page: index */
:root{
      --ink:#121311;
      --ink-soft:#1b1d19;
      --paper:#f1f2ed;
      --paper-deep:#e5e8df;
      --text:#f5f5ee;
      --dark-text:#1a1c18;
      --muted:#a7ada0;
      --muted-dark:#667064;
      --line:rgba(245,245,238,.16);
      --line-dark:rgba(26,28,24,.15);
      --moss:#b7e34a;
      --moss-dark:#7fa921;
      --plum:#594463;
      --plum-deep:#362b3c;
      --radius:6px;
      --shadow:0 18px 44px rgba(17,20,15,.10);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      background:var(--paper);
      color:var(--dark-text);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      line-height:1.8;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    img{max-width:100%;display:block}
    .container{width:min(1240px,calc(100% - 48px));margin:0 auto}
    .site-header{
      position:absolute;z-index:20;top:0;left:0;width:100%;
      border-bottom:1px solid var(--line);color:var(--text);
    }
    .nav-wrap{height:82px;display:flex;align-items:center;gap:28px}
    .brand{display:inline-flex;align-items:center;gap:12px;min-width:260px}
    .brand-mark{
      width:34px;height:34px;background:var(--moss);color:var(--ink);
      display:grid;place-items:center;font-size:13px;font-weight:900;
      clip-path:polygon(0 0,100% 0,100% 72%,72% 100%,0 100%);
    }
    .brand-title{font-size:17px;font-weight:800;line-height:1.15;letter-spacing:0}
    .brand-sub{display:block;color:var(--muted);font-size:10px;letter-spacing:0;margin-top:2px}
    .nav-links{display:flex;align-items:center;gap:6px;flex:1}
    .nav-link{
      position:relative;padding:10px 14px;color:#c6cbc0;font-size:14px;
      transition:color .2s ease,background .2s ease;
    }
    .nav-link:after{
      content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;
      background:var(--moss);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
    }
    .nav-link:hover,.nav-link:focus-visible,.nav-link.active{color:#fff}
    .nav-link:hover:after,.nav-link:focus-visible:after,.nav-link.active:after{transform:scaleX(1)}
    .nav-side{display:flex;align-items:center;gap:15px}
    .status-badge,.eyebrow{
      display:inline-flex;align-items:center;gap:7px;font-size:11px;letter-spacing:.02em;
      color:var(--moss);border:1px solid rgba(183,227,74,.4);padding:6px 9px;
      background:rgba(18,19,17,.35)
    }
    .status-dot{width:6px;height:6px;background:var(--moss);border-radius:50%}
    .btn{
      min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:9px;
      padding:0 18px;border:1px solid transparent;border-radius:var(--radius);
      font-weight:800;font-size:14px;transition:transform .2s ease,border-color .2s ease,background .2s ease;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:focus-visible,.nav-link:focus-visible,.faq-question:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
      outline:3px solid rgba(183,227,74,.55);outline-offset:3px
    }
    .btn-primary{background:var(--moss);color:var(--ink)}
    .btn-primary:hover{background:#c7ee66}
    .btn-outline{border-color:rgba(245,245,238,.35);color:var(--text);background:transparent}
    .btn-outline:hover{border-color:var(--moss);color:var(--moss)}
    .menu-toggle{display:none;background:transparent;color:var(--text);border:1px solid var(--line);width:44px;height:44px}
    .hero{
      min-height:720px;background:var(--ink);color:var(--text);position:relative;overflow:hidden;
      display:flex;align-items:center;padding:130px 0 76px;
    }
    .hero:before{
      content:"";position:absolute;inset:0;opacity:.12;
      background-image:linear-gradient(rgba(245,245,238,.24) 1px,transparent 1px),linear-gradient(90deg,rgba(245,245,238,.24) 1px,transparent 1px);
      background-size:52px 52px;mask-image:linear-gradient(90deg,#000,transparent 85%);
    }
    .hero:after{
      content:"";position:absolute;right:-12%;top:0;width:52%;height:100%;
      background:linear-gradient(128deg,transparent 0 24%,rgba(89,68,99,.22) 24% 72%,transparent 72%);
      pointer-events:none
    }
    .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.02fr .98fr;gap:70px;align-items:center}
    .hero-copy{max-width:630px}
    .eyebrow{margin-bottom:22px}
    .hero h1{font-size:clamp(45px,6.2vw,82px);line-height:1.08;letter-spacing:0;font-weight:900;margin:0 0 24px;max-width:690px}
    .hero h1 span{color:var(--moss)}
    .hero-lead{font-size:17px;line-height:1.9;color:#c2c8bc;max-width:590px;margin:0 0 30px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
    .age-note{color:#9da69a;font-size:12px;margin-left:3px}
    .console{
      position:relative;background:rgba(28,30,26,.9);border:1px solid rgba(245,245,238,.22);
      padding:24px;clip-path:polygon(0 0,96% 0,100% 13%,100% 100%,4% 100%,0 90%);
      box-shadow:20px 20px 0 rgba(89,68,99,.18)
    }
    .console-top{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:15px;color:#bdc5b7;font-size:12px}
    .console-code{color:var(--moss);font-weight:800}
    .preview{
      height:230px;margin:20px 0;position:relative;overflow:hidden;
      background:linear-gradient(135deg,#282b25,#6a5b6d 53%,#292c27);
      border:1px solid rgba(245,245,238,.18)
    }
    .preview:before{content:"";position:absolute;inset:20px 28px;background:repeating-linear-gradient(120deg,transparent 0 18px,rgba(183,227,74,.13) 19px 20px);transform:skewX(-18deg)}
    .preview:after{content:"内容预览 / 已作合规处理";position:absolute;left:18px;bottom:15px;color:#e5ebdd;font-size:12px;letter-spacing:.05em}
    .index-lines{display:grid;gap:10px}
    .index-line{display:grid;grid-template-columns:34px 1fr auto;gap:10px;align-items:center;font-size:13px;color:#d5dbce}
    .index-line b{color:var(--moss);font-size:11px}
    .progress{height:3px;background:#42483c;margin-top:5px}
    .progress i{display:block;height:100%;background:var(--moss);width:72%}
    .index-line:nth-child(2) .progress i{width:48%}.index-line:nth-child(3) .progress i{width:86%}
    .hero-strip{position:absolute;bottom:0;left:0;right:0;border-top:1px solid var(--line);z-index:2}
    .strip-inner{display:grid;grid-template-columns:repeat(4,1fr);padding:18px 0}
    .strip-item{padding:0 20px;border-right:1px solid var(--line);font-size:12px;color:#9fa89a}
    .strip-item:first-child{padding-left:0}.strip-item:last-child{border:0}
    .strip-item strong{display:block;color:var(--text);font-size:15px;margin-bottom:2px}
    .section{padding:104px 0}
    .section-dark{background:var(--ink);color:var(--text)}
    .section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:46px}
    .section-kicker{color:var(--moss);font-size:12px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}
    h2{font-size:clamp(31px,4vw,54px);line-height:1.15;letter-spacing:0;font-weight:900;margin:8px 0 0}
    .section-intro{max-width:440px;color:var(--muted-dark);font-size:15px;line-height:1.85;margin:0}
    .dark-intro{color:var(--muted)}
    .service-layout{display:grid;grid-template-columns:220px 1fr;gap:48px}
    .chapter{font-size:76px;font-weight:900;line-height:1;color:var(--moss);border-top:3px solid var(--moss);padding-top:16px}
    .chapter small{display:block;font-size:13px;color:var(--muted-dark);font-weight:700;margin-top:12px}
    .service-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:16px}
    .service-card{min-height:180px;padding:24px;background:#fff;border:1px solid var(--line-dark);position:relative;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
    .service-card:nth-child(2){background:var(--ink);color:var(--text);margin-top:28px}
    .service-card:nth-child(3){background:var(--plum);color:var(--text);margin-top:-12px}
    .service-card:nth-child(4){background:var(--paper-deep);margin-top:16px}
    .service-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--moss-dark)}
    .card-no{font-size:11px;color:var(--moss-dark);font-weight:900}
    .service-card h3{font-size:21px;margin:22px 0 6px;font-weight:900}
    .service-card p{font-size:14px;line-height:1.7;margin:0;max-width:300px;color:var(--muted-dark)}
    .service-card:nth-child(2) p,.service-card:nth-child(3) p{color:#c7cdc1}
    .card-arrow{position:absolute;right:20px;bottom:18px;color:var(--moss-dark);font-size:22px}
    .scoreboard{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark)}
    .score{padding:28px 22px;border-right:1px solid var(--line-dark);min-height:170px}
    .score:last-child{border:0}.score-number{font-size:54px;line-height:1;font-weight:900}.score-number em{font-size:18px;color:var(--moss-dark);font-style:normal;margin-left:4px}
    .score p{font-size:14px;color:var(--muted-dark);margin:18px 0 10px}
    .ticks{height:4px;background:#d6dbd1;position:relative}.ticks:after{content:"";display:block;width:76%;height:100%;background:var(--moss-dark)}
    .samples{display:grid;grid-template-columns:2fr 1fr 1fr;gap:16px;align-items:start}
    .sample{border:1px solid var(--line-dark);background:#fff;padding:16px;transition:transform .2s ease,box-shadow .2s ease}
    .sample:first-child{grid-row:span 2}.sample:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .sample-art{height:160px;background:linear-gradient(135deg,#22251f,#68606d);position:relative;margin-bottom:18px;overflow:hidden}
    .sample:first-child .sample-art{height:330px}
    .sample-art:before{content:"";position:absolute;inset:14px;background:repeating-linear-gradient(150deg,transparent 0 16px,rgba(183,227,74,.18) 17px 18px)}
    .sample-art span{position:absolute;left:12px;top:12px;color:var(--moss);font-size:11px}
    .sample-tag{color:var(--plum);font-size:11px;font-weight:900}
    .sample h3{font-size:19px;line-height:1.35;margin:7px 0;font-weight:900}
    .sample p{font-size:13px;line-height:1.7;color:var(--muted-dark);margin:0 0 14px}
    .text-link{font-size:13px;font-weight:900;color:var(--plum);border-bottom:1px solid var(--plum);padding-bottom:2px}
    .path{display:grid;grid-template-columns:repeat(3,1fr);gap:0;position:relative;margin-top:44px}
    .path:before{content:"";position:absolute;top:26px;left:8%;right:8%;height:1px;background:var(--moss)}
    .step{position:relative;padding:0 28px 20px 0}.step:not(:first-child){padding-left:28px}
    .step-no{width:54px;height:54px;background:var(--moss);color:var(--ink);display:grid;place-items:center;font-weight:900;position:relative;z-index:1;clip-path:polygon(0 0,100% 0,100% 75%,75% 100%,0 100%)}
    .step h3{font-size:22px;margin:22px 0 6px}.step p{font-size:14px;color:#b4bdb0;line-height:1.75;margin:0;max-width:250px}
    .branch-row{display:flex;gap:12px;margin-top:30px}.branch{border:1px solid var(--line);padding:14px 16px;color:#c6cdc0;font-size:13px;flex:1}.branch b{display:block;color:var(--moss);font-size:11px;margin-bottom:4px}
    .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:78px}
    .faq-note{font-size:14px;color:var(--muted-dark);line-height:1.85;max-width:340px;margin:22px 0 25px}
    .faq-list{border-top:1px solid var(--line-dark)}
    .faq-item{border-bottom:1px solid var(--line-dark)}
    .faq-question{width:100%;border:0;background:transparent;text-align:left;min-height:68px;padding:17px 0;display:flex;justify-content:space-between;align-items:center;font-weight:800;color:var(--dark-text)}
    .faq-symbol{font-size:25px;color:var(--moss-dark);font-weight:400}
    .faq-answer{display:none;color:var(--muted-dark);font-size:14px;line-height:1.8;padding:0 40px 20px 0}
    .faq-item.open .faq-answer{display:block}.faq-item.open .faq-symbol{transform:rotate(45deg)}
    .cta-band{background:var(--ink);color:var(--text);padding:76px 0}
    .cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
    .cta-band h2{max-width:520px}.cta-copy{color:#b7c0b2;font-size:15px;max-width:480px;margin:18px 0 25px}
    .contact-form{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .field-full{grid-column:1/-1}
    input,select,textarea{width:100%;background:#1d201b;color:var(--text);border:1px solid #454d42;border-radius:3px;padding:12px 14px;min-height:46px}
    textarea{min-height:104px;resize:vertical}::placeholder{color:#7c8778}
    .consent{display:flex;gap:8px;align-items:flex-start;color:#9ca79a;font-size:12px;line-height:1.6;grid-column:1/-1}.consent input{width:16px;min-height:16px;margin-top:4px;accent-color:var(--moss)}
    .site-footer{background:#0d0e0c;color:#bac2b6;border-top:1px solid var(--line);padding:42px 0 22px}
    .footer-top{display:flex;justify-content:space-between;gap:30px;padding-bottom:32px;border-bottom:1px solid var(--line)}
    .footer-links{display:flex;gap:24px;flex-wrap:wrap;font-size:13px}.footer-links a:hover{color:var(--moss);text-decoration:underline;text-underline-offset:4px}
    .footer-bottom{display:flex;justify-content:space-between;gap:18px;padding-top:18px;color:#737c70;font-size:12px}
    .mobile-panel{display:none}
    @media(max-width:900px){
      .brand{min-width:0}.nav-links{gap:0}.nav-link{padding-left:9px;padding-right:9px;font-size:13px}.nav-link:after{left:9px;right:9px}
      .nav-side .status-badge{display:none}.hero-grid,.cta-grid{grid-template-columns:1fr;gap:42px}.hero{min-height:920px}.console{max-width:640px}
      .service-layout{grid-template-columns:1fr;gap:26px}.service-grid{grid-template-columns:1fr 1fr}.scoreboard{grid-template-columns:1fr 1fr}.score:nth-child(2){border-right:0}.score:nth-child(-n+2){border-bottom:1px solid var(--line-dark)}
      .faq-grid{gap:35px}.samples{grid-template-columns:1fr 1fr}.sample:first-child{grid-column:1/-1;grid-row:auto}.sample:first-child .sample-art{height:230px}
    }
    @media(max-width:640px){
      .container{width:min(100% - 32px,1240px)}.site-header{position:absolute}.nav-wrap{height:66px}.brand-title{font-size:14px}.brand-mark{width:30px;height:30px}.nav-links,.nav-side .btn{display:none}.menu-toggle{display:block;margin-left:auto}
      .mobile-panel{position:absolute;top:66px;left:0;right:0;background:#151714;border-bottom:1px solid var(--line);padding:18px 16px 25px}.mobile-panel.show{display:block}.mobile-panel a{display:block;color:#e9ede5;font-size:19px;padding:12px 0;border-bottom:1px solid var(--line)}.mobile-panel small{display:block;color:var(--muted);font-size:11px}
      .hero{min-height:790px;padding:112px 0 110px}.hero h1{font-size:43px}.hero-lead{font-size:15px}.hero-actions .btn{width:100%}.hero-actions{align-items:stretch}.console{padding:17px}.preview{height:185px}.strip-inner{grid-template-columns:1fr 1fr;gap:16px}.strip-item{padding:0 10px;border:0}.strip-item:first-child{padding-left:0}
      .section{padding:70px 0}.section-head{display:block;margin-bottom:30px}.section-intro{margin-top:15px}.service-grid,.samples,.contact-form{grid-template-columns:1fr}.service-card:nth-child(2),.service-card:nth-child(3),.service-card:nth-child(4){margin-top:0}.scoreboard{grid-template-columns:1fr}.score{border-right:0!important;border-bottom:1px solid var(--line-dark)}.score:last-child{border-bottom:0}.score-number{font-size:48px}
      .path{display:block;margin-top:28px}.path:before{left:26px;right:auto;top:26px;bottom:26px;width:1px;height:auto}.step,.step:not(:first-child){padding:0 0 30px 80px}.step:last-child{padding-bottom:0}.step-no{position:absolute;left:0;top:0}.step h3{margin-top:0}.branch-row{display:block}.branch{margin-top:10px}.faq-grid{grid-template-columns:1fr;gap:25px}.cta-band{padding:58px 0}.cta-grid{gap:30px}.footer-top,.footer-bottom{display:block}.footer-links{margin-top:25px;gap:16px}.footer-bottom span{display:block;margin-top:8px}
    }
    @media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}

/* roulang page: category1 */
:root{
      --ink:#121311;
      --ink-soft:#1b1d19;
      --paper:#f1f2ed;
      --paper-deep:#e5e8df;
      --text:#f5f5ee;
      --dark-text:#1a1c18;
      --muted:#a7ada0;
      --muted-dark:#667064;
      --line:rgba(245,245,238,.16);
      --line-dark:rgba(26,28,24,.15);
      --moss:#b7e34a;
      --moss-dark:#7fa921;
      --plum:#594463;
      --plum-deep:#362b3c;
      --radius:6px;
      --shadow:0 18px 44px rgba(17,20,15,.10);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--dark-text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.8;-webkit-font-smoothing:antialiased}
    a{color:inherit;text-decoration:none}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    img{max-width:100%;display:block}
    .container{width:min(1240px,calc(100% - 48px));margin:0 auto}
    .site-header{position:absolute;z-index:20;top:0;left:0;width:100%;border-bottom:1px solid var(--line);color:var(--text)}
    .nav-wrap{height:82px;display:flex;align-items:center;gap:28px}
    .brand{display:inline-flex;align-items:center;gap:12px;min-width:260px}
    .brand-mark{width:34px;height:34px;background:var(--moss);color:var(--ink);display:grid;place-items:center;font-size:13px;font-weight:900;clip-path:polygon(0 0,100% 0,100% 72%,72% 100%,0 100%)}
    .brand-title{font-size:17px;font-weight:800;line-height:1.15}
    .brand-sub{display:block;color:var(--muted);font-size:10px;margin-top:2px}
    .nav-links{display:flex;align-items:center;gap:6px;flex:1}
    .nav-link{position:relative;padding:10px 14px;color:#c6cbc0;font-size:14px;transition:color .2s ease,background .2s ease}
    .nav-link:after{content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;background:var(--moss);transform:scaleX(0);transform-origin:left;transition:transform .2s ease}
    .nav-link:hover,.nav-link:focus-visible,.nav-link.active{color:#fff}
    .nav-link:hover:after,.nav-link:focus-visible:after,.nav-link.active:after{transform:scaleX(1)}
    .nav-side{display:flex;align-items:center;gap:15px}
    .status-badge,.eyebrow{display:inline-flex;align-items:center;gap:7px;font-size:11px;color:var(--moss);border:1px solid rgba(183,227,74,.4);padding:6px 9px;background:rgba(18,19,17,.35)}
    .status-dot{width:6px;height:6px;border-radius:50%;background:var(--moss);display:inline-block}
    .btn{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:0 18px;border:1px solid transparent;border-radius:var(--radius);font-weight:800;font-size:14px;transition:transform .2s ease,border-color .2s ease,background .2s ease}
    .btn:hover{transform:translateY(-2px)}
    .btn:focus-visible,.nav-link:focus-visible,.faq-question:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,.filter-chip:focus-visible{outline:3px solid rgba(183,227,74,.55);outline-offset:3px}
    .btn-primary{background:var(--moss);color:var(--ink)}
    .btn-primary:hover{background:#c7ee66}
    .btn-outline{border-color:rgba(245,245,238,.35);color:var(--text);background:transparent}
    .btn-outline:hover{border-color:var(--moss);color:var(--moss)}
    .menu-toggle{display:none;background:transparent;color:var(--text);border:1px solid var(--line);width:44px;height:44px}
    .page-hero{position:relative;overflow:hidden;background:var(--ink);color:var(--text);padding:142px 0 72px}
    .page-hero:before,.dark-panel:before{content:"";position:absolute;inset:0;opacity:.12;background-image:linear-gradient(rgba(245,245,238,.24) 1px,transparent 1px),linear-gradient(90deg,rgba(245,245,238,.24) 1px,transparent 1px);background-size:52px 52px;mask-image:linear-gradient(90deg,#000,transparent 90%)}
    .page-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:end}
    .crumbs{font-size:12px;color:#a7ada0;margin-bottom:24px}
    .crumbs a:hover{color:var(--moss);text-decoration:underline}
    .page-hero h1{font-size:clamp(40px,5.5vw,72px);line-height:1.12;letter-spacing:-.03em;font-weight:900;margin:0 0 20px;max-width:720px}
    .page-hero h1 span{color:var(--moss)}
    .hero-desc{max-width:590px;color:#c5cbc0;font-size:16px;line-height:1.9;margin:0}
    .hero-index{border:1px solid var(--line);background:rgba(54,43,60,.48);padding:24px;min-height:190px;position:relative;clip-path:polygon(0 0,100% 0,100% 86%,92% 100%,0 100%)}
    .hero-index:after{content:"亚洲 / INDEX";position:absolute;right:18px;bottom:12px;color:rgba(183,227,74,.7);font-size:10px;letter-spacing:.14em}
    .index-line{height:1px;background:var(--line);margin:16px 0}
    .index-row{display:flex;justify-content:space-between;align-items:center;color:#c8cec2;font-size:13px}
    .index-row strong{color:var(--moss);font-size:18px}
    .section{padding:92px 0}
    .section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:40px}
    .section-kicker{color:var(--plum);font-size:12px;font-weight:900;letter-spacing:.08em}
    .section-title{font-size:38px;line-height:1.2;font-weight:900;margin:8px 0 0}
    .section-intro{max-width:440px;color:var(--muted-dark);font-size:15px;line-height:1.85;margin:0}
    .browse-layout{display:grid;grid-template-columns:250px 1fr;gap:34px;align-items:start}
    .filter-panel{background:#fff;border:1px solid var(--line-dark);padding:24px;position:sticky;top:24px;clip-path:polygon(0 0,100% 0,100% 96%,94% 100%,0 100%)}
    .filter-label{font-size:11px;color:var(--muted-dark);font-weight:900;letter-spacing:.08em;margin:0 0 12px}
    .filter-group{padding-bottom:22px;margin-bottom:22px;border-bottom:1px solid var(--line-dark)}
    .filter-group:last-child{border:0;margin:0;padding:0}
    .filter-option{display:flex;justify-content:space-between;align-items:center;padding:8px 0;font-size:14px;color:#4c554a}
    .filter-option:hover{color:var(--plum);text-decoration:underline}
    .filter-option b{font-size:11px;color:var(--muted-dark);font-weight:500}
    .result-bar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:20px;border-bottom:1px solid var(--line-dark);padding-bottom:16px}
    .result-count{font-size:14px;color:var(--muted-dark)}
    .result-count strong{color:var(--dark-text);font-size:20px}
    .sort-select{border:1px solid var(--line-dark);background:#fff;color:var(--dark-text);padding:9px 12px;font-size:13px;border-radius:var(--radius)}
    .archive-grid{display:grid;grid-template-columns:1.3fr .9fr;gap:18px}
    .archive-card{background:#fff;border:1px solid var(--line-dark);padding:18px;position:relative;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
    .archive-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--moss-dark)}
    .archive-card.featured{grid-column:1 / -1;display:grid;grid-template-columns:1fr 1fr;gap:24px;background:var(--ink);color:var(--text)}
    .preview{height:150px;background:var(--plum-deep);position:relative;overflow:hidden;margin-bottom:16px;border:1px solid rgba(255,255,255,.12)}
    .featured .preview{height:220px;margin:0}
    .preview:before{content:"";position:absolute;width:70%;height:180%;left:18%;top:-35%;background:repeating-linear-gradient(135deg,rgba(183,227,74,.18) 0 2px,transparent 2px 18px);transform:rotate(17deg)}
    .preview:after{content:"内容预览";position:absolute;right:12px;bottom:10px;color:rgba(245,245,238,.7);font-size:11px;letter-spacing:.12em}
    .card-meta{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:9px;font-size:11px;color:var(--muted-dark)}
    .featured .card-meta{color:#a7ada0}
    .tag{display:inline-flex;padding:4px 8px;background:#ece9f0;color:var(--plum);font-size:11px;font-weight:800}
    .tag.green{background:rgba(183,227,74,.15);color:var(--moss)}
    .archive-card h3{font-size:20px;line-height:1.35;margin:0 0 8px;font-weight:900}
    .archive-card p{font-size:13px;color:var(--muted-dark);line-height:1.75;margin:0 0 17px}
    .featured p{color:#b9c0b4}
    .card-link{font-size:13px;color:var(--plum);font-weight:900;border-bottom:1px solid var(--plum)}
    .featured .card-link{color:var(--moss);border-color:var(--moss)}
    .notice{margin-top:30px;padding:18px 22px;background:var(--paper-deep);border-left:3px solid var(--moss-dark);display:flex;justify-content:space-between;gap:20px;align-items:center}
    .notice strong{font-size:15px}.notice span{font-size:13px;color:var(--muted-dark)}
    .pagination{display:flex;gap:8px;margin-top:30px}
    .page-btn{min-width:44px;height:44px;display:grid;place-items:center;border:1px solid var(--line-dark);background:#fff;font-size:13px}
    .page-btn:hover,.page-btn.current{background:var(--ink);color:var(--moss);border-color:var(--ink)}
    .dark-panel{position:relative;overflow:hidden;background:var(--ink);color:var(--text);padding:74px 0}
    .quick-grid{position:relative;z-index:1;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .quick-card{border:1px solid var(--line);padding:23px;min-height:140px;transition:border-color .2s ease,transform .2s ease}
    .quick-card:hover{border-color:var(--moss);transform:translateY(-3px)}
    .quick-card .num{font-size:12px;color:var(--moss);font-weight:900}
    .quick-card h3{font-size:19px;margin:22px 0 4px}.quick-card p{font-size:13px;color:#abb3a7;margin:0;line-height:1.7}
    .faq-section{background:#fff;padding:86px 0}
    .faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px}
    .faq-note{color:var(--muted-dark);font-size:14px;line-height:1.9;max-width:330px}
    .faq-list{border-top:1px solid var(--line-dark)}
    .faq-item{border-bottom:1px solid var(--line-dark)}
    .faq-question{width:100%;border:0;background:transparent;text-align:left;padding:20px 0;display:flex;justify-content:space-between;gap:20px;font-weight:800;color:var(--dark-text)}
    .faq-icon{font-size:23px;color:var(--plum);line-height:1}
    .faq-answer{display:none;color:var(--muted-dark);font-size:14px;line-height:1.85;padding:0 40px 20px 0}
    .faq-item.open .faq-answer{display:block}.faq-item.open .faq-icon{color:var(--moss-dark)}
    .contact-band{background:var(--ink);color:var(--text);padding:62px 0}
    .contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
    .contact-band h2{font-size:38px;line-height:1.25;margin:8px 0 16px;font-weight:900}
    .contact-band p{color:#b7beb3;max-width:470px;font-size:15px}
    .contact-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
    .site-footer{background:var(--ink);color:var(--text);border-top:1px solid var(--line);padding:34px 0 22px}
    .footer-top{display:flex;justify-content:space-between;gap:30px;align-items:center;padding-bottom:28px}
    .footer-links{display:flex;flex-wrap:wrap;gap:20px;color:#aeb6a9;font-size:13px}
    .footer-links a:hover{color:var(--moss);text-decoration:underline}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;border-top:1px solid var(--line);color:#858e82;font-size:11px}
    @media(max-width:1024px){
      .nav-side .status-badge{display:none}.brand{min-width:220px}
      .browse-layout{grid-template-columns:210px 1fr}.page-hero-grid{gap:30px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 32px,600px)}
      .site-header{position:absolute}.nav-wrap{height:68px}.brand{min-width:0;flex:1}.brand-title{font-size:14px}.brand-sub{font-size:9px}
      .nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:var(--ink);border-top:1px solid var(--line);padding:18px 16px;flex-direction:column;align-items:stretch}
      .nav-links.open{display:flex}.nav-link{font-size:18px;padding:14px 8px}.nav-link:after{left:8px;right:auto;width:42px;bottom:7px}
      .nav-side .btn{display:none}.menu-toggle{display:block}
      .page-hero{padding:118px 0 48px}.page-hero-grid{grid-template-columns:1fr;gap:30px}.page-hero h1{font-size:42px}
      .section{padding:64px 0}.section-head{display:block;margin-bottom:28px}.section-intro{margin-top:15px}
      .browse-layout{display:block}.filter-panel{position:static;margin-bottom:26px}.archive-grid{grid-template-columns:1fr}.archive-card.featured{display:block}.featured .preview{height:180px;margin-bottom:18px}
      .quick-grid{grid-template-columns:1fr}.notice{display:block}.notice span{display:block;margin-top:8px}
      .faq-grid,.contact-grid{grid-template-columns:1fr;gap:30px}.contact-band h2{font-size:32px}
      .footer-top,.footer-bottom{display:block}.footer-links{margin-top:22px;gap:12px 18px}.footer-bottom span{display:block;margin-top:8px}
    }
    @media(max-width:520px){
      .result-bar{align-items:flex-start;flex-direction:column}.sort-select{width:100%}.archive-card h3{font-size:18px}
      .hero-index{min-height:165px}.page-hero h1{font-size:36px}.section-title{font-size:30px}
    }
    @media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category2 */
:root{
 --ink:#121311;--ink-soft:#1b1d19;--paper:#f1f2ed;--paper-deep:#e5e8df;
 --text:#f5f5ee;--dark-text:#1a1c18;--muted:#a7ada0;--muted-dark:#667064;
 --line:rgba(245,245,238,.16);--line-dark:rgba(26,28,24,.15);
 --moss:#b7e34a;--moss-dark:#7fa921;--plum:#594463;--plum-deep:#362b3c;
 --radius:6px;--shadow:0 18px 44px rgba(17,20,15,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--dark-text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.8;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(1240px,calc(100% - 48px));margin:0 auto}
.site-header{position:relative;z-index:40;background:var(--ink);border-bottom:1px solid var(--line);color:var(--text)}
.nav-wrap{height:82px;display:flex;align-items:center;gap:28px}
.brand{display:inline-flex;align-items:center;gap:12px;min-width:260px}
.brand-mark{width:34px;height:34px;background:var(--moss);color:var(--ink);display:grid;place-items:center;font-size:13px;font-weight:900;clip-path:polygon(0 0,100% 0,100% 72%,72% 100%,0 100%)}
.brand-title{display:block;font-size:17px;font-weight:800;line-height:1.15;letter-spacing:0}
.brand-sub{display:block;color:var(--muted);font-size:10px;letter-spacing:0;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:6px;flex:1}
.nav-link{position:relative;padding:10px 14px;color:#c6cbc0;font-size:14px;transition:color .2s ease,background .2s ease}
.nav-link:after{content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;background:var(--moss);transform:scaleX(0);transform-origin:left;transition:transform .2s ease}
.nav-link:hover,.nav-link:focus-visible,.nav-link.active{color:#fff}
.nav-link:hover:after,.nav-link:focus-visible:after,.nav-link.active:after{transform:scaleX(1)}
.nav-side{display:flex;align-items:center;gap:15px}
.status-badge,.eyebrow{display:inline-flex;align-items:center;gap:7px;font-size:11px;letter-spacing:.02em;color:var(--moss);border:1px solid rgba(183,227,74,.4);padding:6px 9px;background:rgba(18,19,17,.35)}
.btn{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:0 18px;border:1px solid transparent;border-radius:var(--radius);font-weight:800;font-size:14px;transition:transform .2s ease,border-color .2s ease,background .2s ease}
.btn:hover{transform:translateY(-2px)}
.btn:focus-visible,.nav-link:focus-visible,.faq-question:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,.filter-chip:focus-visible{outline:3px solid rgba(183,227,74,.55);outline-offset:3px}
.btn-primary{background:var(--moss);color:var(--ink)}
.btn-primary:hover{background:#c7ee66}
.btn-outline{border-color:rgba(245,245,238,.35);color:var(--text);background:transparent}
.btn-outline:hover{border-color:var(--moss);color:var(--moss)}
.menu-toggle{display:none;background:transparent;color:var(--text);border:1px solid var(--line);width:44px;height:44px}
.mobile-panel{display:none}

.page-hero{position:relative;background:var(--paper);overflow:hidden;padding:64px 0 76px}
.page-hero:before{content:"";position:absolute;inset:0 0 auto 0;height:16px;background:var(--ink);clip-path:polygon(0 0,100% 0,100% 65%,82% 100%,0 100%)}
.page-hero:after{content:"";position:absolute;right:5%;bottom:14%;width:310px;height:220px;opacity:.22;background-image:linear-gradient(rgba(89,68,99,.55) 1px,transparent 1px),linear-gradient(90deg,rgba(89,68,99,.55) 1px,transparent 1px);background-size:30px 30px;transform:skewY(-8deg)}
.breadcrumb{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:9px;color:var(--muted-dark);font-size:13px;margin:28px 0 54px}
.breadcrumb a{border-bottom:1px solid transparent;transition:border-color .2s,color .2s}
.breadcrumb a:hover{color:var(--plum);border-color:var(--plum)}
.hero-layout{position:relative;z-index:1;display:grid;grid-template-columns:1.2fr .8fr;gap:60px;align-items:end}
.section-no{font-weight:900;font-size:12px;letter-spacing:.15em;color:var(--moss-dark)}
.page-hero h1{margin:12px 0 22px;font-size:clamp(46px,6.4vw,84px);line-height:1.04;letter-spacing:-.055em;font-weight:900;max-width:760px}
.page-hero h1 span{color:var(--plum)}
.hero-summary{max-width:440px;margin:0;font-size:16px;color:#51594f;line-height:1.9}
.hero-state{border-left:1px solid var(--line-dark);padding:12px 0 12px 30px}
.hero-state p{margin:11px 0 0;color:var(--muted-dark);font-size:14px;max-width:290px;line-height:1.8}
.state-row{display:flex;flex-wrap:wrap;gap:8px}
.dark-band{height:34px;background:var(--ink);clip-path:polygon(0 0,100% 0,100% 70%,91% 100%,0 100%)}

.tool-area{border-bottom:1px solid var(--line-dark);background:#fafaf6}
.tool-row{padding:22px 0;display:flex;align-items:center;gap:18px}
.tool-label{flex:0 0 auto;font-weight:900;font-size:13px}
.chip-scroll{display:flex;gap:8px;overflow:auto;padding:2px;scrollbar-width:thin}
.filter-chip{white-space:nowrap;border:1px solid var(--line-dark);background:transparent;color:#465045;padding:8px 12px;font-size:13px;transition:all .2s}
.filter-chip:hover,.filter-chip.active{border-color:var(--plum);background:var(--plum);color:#fff}
.sort-control{margin-left:auto;display:flex;align-items:center;gap:9px;font-size:13px;white-space:nowrap}
.sort-control select{background:var(--paper);border:1px solid var(--line-dark);padding:8px 10px;color:var(--dark-text);outline:none}

.catalog{padding:94px 0 104px}
.catalog-head{display:flex;gap:34px;justify-content:space-between;align-items:end;margin-bottom:55px}
.catalog-head h2{font-size:clamp(28px,3.5vw,47px);line-height:1.15;letter-spacing:-.035em;margin:8px 0 0;font-weight:900}
.catalog-head p{max-width:405px;font-size:15px;color:var(--muted-dark);margin:0}
.catalog-section{padding:0 0 68px;margin-bottom:68px;border-bottom:1px solid var(--line-dark)}
.catalog-section:last-child{margin-bottom:0}
.chapter-head{display:grid;grid-template-columns:140px 1fr auto;gap:28px;align-items:center;margin-bottom:28px}
.chapter-num{font-size:62px;line-height:1;font-weight:900;color:var(--plum);letter-spacing:-.08em}
.chapter-title h3{margin:0;font-size:25px;font-weight:900;line-height:1.25}
.chapter-title p{margin:4px 0 0;color:var(--muted-dark);font-size:14px}
.update-label{font-size:11px;color:var(--moss-dark);font-weight:900;border-bottom:2px solid var(--moss);padding-bottom:5px;white-space:nowrap}
.chapter-grid{display:grid;grid-template-columns:1fr 1fr .52fr;gap:16px}
.index-card{position:relative;background:#fbfbf7;border:1px solid var(--line-dark);min-height:330px;display:flex;flex-direction:column;padding:17px;overflow:hidden;transition:transform .22s,box-shadow .22s,border-color .22s}
.index-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--moss-dark)}
.preview{height:154px;background:#242621;position:relative;overflow:hidden;margin:-17px -17px 18px}
.preview:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,transparent 0 35%,rgba(183,227,74,.22) 35% 37%,transparent 37%),linear-gradient(35deg,rgba(89,68,99,.8),transparent 62%)}
.preview:after{content:"";position:absolute;width:125px;height:125px;border:1px solid rgba(245,245,238,.38);right:18px;top:16px;transform:rotate(32deg);box-shadow:-38px 42px 0 -1px rgba(183,227,74,.35)}
.preview.p2:before{background:radial-gradient(circle at 70% 35%,rgba(183,227,74,.35) 0 6%,transparent 6.5%),linear-gradient(130deg,#342c38,#151614 60%,#687c35)}
.preview.p3:before{background:repeating-linear-gradient(90deg,rgba(245,245,238,.08) 0 1px,transparent 1px 27px),linear-gradient(145deg,#594463,#181a17 70%)}
.preview.p4:before{background:linear-gradient(50deg,#111 0 36%,#d9ddd0 36% 38%,#111 38% 62%,#6c5577 62% 65%,#111 65%)}
.preview .mini-code{position:absolute;left:15px;bottom:12px;color:#f5f5ee;font-size:10px;letter-spacing:.15em}
.card-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:11px;color:var(--muted-dark)}
.card-tag{font-weight:900;color:var(--plum);background:#eee8ef;padding:3px 7px}
.card-title{margin:13px 0 8px;font-size:19px;line-height:1.35;font-weight:900}
.card-desc{font-size:13px;line-height:1.75;color:var(--muted-dark);margin:0}
.card-foot{margin-top:auto;padding-top:13px;display:flex;justify-content:space-between;align-items:center;font-size:12px}
.card-link{font-weight:900;color:var(--plum);border-bottom:1px solid var(--plum);transition:color .2s,transform .2s}
.card-link:hover{color:var(--moss-dark);transform:translateX(2px)}
.info-card{background:var(--ink);color:var(--text);padding:22px;min-height:330px;position:relative;overflow:hidden;clip-path:polygon(0 0,100% 0,100% 93%,91% 100%,0 100%)}
.info-card:before{content:"";position:absolute;inset:0;opacity:.12;background-image:linear-gradient(rgba(245,245,238,.4) 1px,transparent 1px),linear-gradient(90deg,rgba(245,245,238,.4) 1px,transparent 1px);background-size:22px 22px}
.info-card>*{position:relative}
.info-card h4{font-size:18px;line-height:1.35;margin:34px 0 12px;font-weight:900}
.info-card p{margin:0;color:#bac1b5;font-size:13px;line-height:1.8}
.info-list{list-style:none;padding:0;margin:18px 0 0}
.info-list li{padding:9px 0;border-top:1px solid var(--line);font-size:12px;color:#dce1d8}
.info-list li:before{content:"/";color:var(--moss);font-weight:900;margin-right:7px}
.info-card .text-link{display:inline-block;margin-top:22px;color:var(--moss);border-color:var(--moss)}

.index-panel{background:var(--ink);color:var(--text);padding:42px;margin:0 0 68px;position:relative;overflow:hidden;clip-path:polygon(0 0,100% 0,100% 88%,97% 100%,0 100%)}
.index-panel:after{content:"";position:absolute;right:4%;top:-28px;width:300px;height:180px;background-image:linear-gradient(rgba(183,227,74,.22) 1px,transparent 1px),linear-gradient(90deg,rgba(183,227,74,.22) 1px,transparent 1px);background-size:25px 25px;transform:rotate(-10deg)}
.panel-inner{position:relative;z-index:1;display:flex;align-items:end;justify-content:space-between;gap:30px}
.panel-inner h3{font-size:28px;margin:8px 0 0;font-weight:900;line-height:1.25}
.panel-inner p{margin:0;color:#b7beb1;font-size:14px;max-width:430px}
.panel-links{display:flex;flex-wrap:wrap;gap:8px}
.panel-links a{padding:8px 11px;border:1px solid var(--line);font-size:12px;transition:border-color .2s,color .2s}
.panel-links a:hover{color:var(--moss);border-color:var(--moss)}

.notice{padding:24px 0;background:var(--paper-deep);border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark)}
.notice-inner{display:flex;gap:18px;align-items:flex-start}
.notice-mark{flex:0 0 auto;color:var(--moss-dark);font-weight:900;border:1px solid var(--moss-dark);padding:2px 8px;font-size:12px}
.notice p{margin:0;font-size:14px;color:#4f584e;line-height:1.8}

.faq-section{padding:100px 0;background:#fbfbf7}
.faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:80px}
.faq-copy h2{font-size:clamp(32px,4vw,52px);line-height:1.12;letter-spacing:-.05em;margin:12px 0 20px;font-weight:900}
.faq-copy p{color:var(--muted-dark);font-size:15px;margin:0;max-width:330px}
.faq-list{border-top:1px solid var(--line-dark)}
.faq-item{border-bottom:1px solid var(--line-dark)}
.faq-question{width:100%;border:0;background:transparent;display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;padding:20px 0;color:var(--dark-text);font-size:16px;font-weight:800}
.faq-symbol{width:26px;height:26px;display:grid;place-items:center;color:var(--plum);font-size:22px;font-weight:400;transition:transform .2s,color .2s}
.faq-item.open .faq-symbol{transform:rotate(45deg);color:var(--moss-dark)}
.faq-answer{display:none;padding:0 38px 21px 0;color:var(--muted-dark);font-size:14px;line-height:1.9}
.faq-item.open .faq-answer{display:block}

.contact-section{padding:76px 0;background:var(--ink);color:var(--text)}
.contact-grid{display:grid;grid-template-columns:.88fr 1.12fr;gap:70px;align-items:center}
.contact-grid h2{font-size:clamp(32px,4vw,52px);letter-spacing:-.05em;line-height:1.1;margin:13px 0 20px;font-weight:900}
.contact-grid p{color:#b8c0b2;font-size:15px;margin:0;max-width:400px}
.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-field{display:flex;flex-direction:column;gap:5px}
.form-field.full{grid-column:1/-1}
.form-field label{font-size:12px;color:#c9d0c5}
.form-field input,.form-field select,.form-field textarea{width:100%;background:var(--ink-soft);border:1px solid var(--line);color:var(--text);padding:11px 12px;border-radius:2px;outline:none}
.form-field textarea{resize:vertical;min-height:90px}
.form-agree{grid-column:1/-1;display:flex;align-items:flex-start;gap:9px;font-size:12px;color:#b7beb1}
.form-agree input{accent-color:var(--moss);margin-top:6px}
.site-footer{background:#0e0f0d;color:var(--text);border-top:1px solid var(--line)}
.footer-top{display:flex;justify-content:space-between;align-items:center;gap:35px;padding:39px 0;border-bottom:1px solid var(--line)}
.footer-links{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:9px 19px}
.footer-links a{font-size:13px;color:#bfc6b9;border-bottom:1px solid transparent;transition:color .2s,border-color .2s}
.footer-links a:hover{color:var(--moss);border-color:var(--moss)}
.footer-bottom{padding:20px 0 26px;display:flex;justify-content:space-between;gap:24px;color:#889184;font-size:11px}

@media (max-width:1024px){
 .brand{min-width:220px}.nav-wrap{gap:14px}.nav-link{padding:10px 9px}.nav-side .btn{padding:0 12px}
 .hero-layout,.faq-grid,.contact-grid{gap:42px}.chapter-grid{grid-template-columns:1fr 1fr}.info-card{min-height:250px}
 .chapter-head{grid-template-columns:105px 1fr auto}
}
@media (max-width:768px){
 .container{width:min(100% - 32px,1240px)}.nav-wrap{height:64px;justify-content:space-between}.brand{min-width:0}.brand-title{font-size:14px}.brand-sub{font-size:9px}
 .nav-links,.nav-side .btn{display:none}.nav-side{gap:8px}.status-badge{font-size:10px;padding:5px 7px}.menu-toggle{display:grid;place-items:center}
 .mobile-panel{position:absolute;top:64px;left:0;right:0;padding:20px 16px 25px;background:#121311;border-top:1px solid var(--line)}
 .mobile-panel.open{display:block}.mobile-panel a{display:block;font-size:22px;font-weight:800;padding:14px 2px;border-bottom:1px solid var(--line)}.mobile-panel p{color:var(--muted);font-size:12px;margin:16px 0 0}
 .page-hero{padding:36px 0 54px}.breadcrumb{margin:17px 0 38px}.hero-layout{grid-template-columns:1fr;gap:25px}.page-hero h1{font-size:clamp(39px,10vw,58px)}.hero-state{border-left:0;border-top:1px solid var(--line-dark);padding:21px 0 0}
 .tool-row{align-items:flex-start;flex-wrap:wrap}.sort-control{margin-left:0;width:100%;justify-content:space-between}.sort-control select{flex:1}
 .catalog{padding:64px 0}.catalog-head{display:block;margin-bottom:42px}.catalog-head p{margin-top:15px}.catalog-section{padding-bottom:48px;margin-bottom:48px}.chapter-head{grid-template-columns:78px 1fr;gap:14px;margin-bottom:21px}.chapter-num{font-size:47px}.chapter-title h3{font-size:21px}.update-label{grid-column:2}.chapter-grid{grid-template-columns:1fr}.index-card{min-height:305px}.info-card{min-height:225px}
 .index-panel{padding:30px 23px;margin-bottom:48px}.panel-inner{display:block}.panel-inner p{margin-top:13px}.panel-links{margin-top:20px}
 .faq-section{padding:67px 0}.faq-grid,.contact-grid{grid-template-columns:1fr;gap:34px}.contact-section{padding:62px 0}.footer-top,.footer-bottom{align-items:flex-start;flex-direction:column}.footer-links{justify-content:flex-start}
}
@media (max-width:520px){
 .status-badge{display:none}.page-hero h1{font-size:39px}.catalog-head h2{font-size:31px}.chapter-head{grid-template-columns:64px 1fr}.chapter-num{font-size:40px}.chapter-title p{font-size:13px}.preview{height:145px}
 .contact-form{grid-template-columns:1fr}.form-field.full{grid-column:auto}.footer-top{padding:30px 0}.footer-bottom{font-size:10px;gap:8px}.notice-inner{gap:12px}
}
@media (prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}