/* roulang page: index */
:root{
      --blue:#2367c8;
      --blue-dark:#164783;
      --blue-soft:#eaf3ff;
      --ink:#14243b;
      --text:#42536a;
      --muted:#7b8ba0;
      --line:#dce7f3;
      --surface:#ffffff;
      --wash:#f5f8fc;
      --warm:#f5a441;
      --green:#39a878;
      --shadow:0 14px 36px rgba(29,71,116,.10);
      --shadow-hover:0 20px 42px rgba(29,71,116,.16);
      --radius:16px;
      --max:1220px;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;background:var(--wash);color:var(--text);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;
      font-size:16px;line-height:1.75;
    }
    a{color:var(--blue);text-decoration:none;transition:.2s ease}
    a:hover{color:var(--blue-dark)}
    img{max-width:100%;height:auto;display:block}
    button,input,select,textarea{font:inherit}
    button:focus,input:focus,select:focus,textarea:focus,a:focus{
      outline:3px solid rgba(35,103,200,.25);outline-offset:3px
    }
    .container{max-width:var(--max);margin:0 auto;padding:0 28px}
    .site-header{
      position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);
      border-bottom:1px solid var(--line);box-shadow:0 5px 18px rgba(23,64,106,.06)
    }
    .toolbar{min-height:76px;display:flex;align-items:center;gap:25px}
    .brand{display:flex;align-items:center;gap:11px;min-width:270px;color:var(--ink);font-weight:800;letter-spacing:-.03em}
    .brand-mark{
      width:36px;height:36px;border-radius:10px;background:var(--blue);
      position:relative;box-shadow:0 7px 14px rgba(35,103,200,.25)
    }
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;left:8px;right:8px;height:3px;border-radius:4px;background:#fff}
    .brand-mark:before{top:12px;box-shadow:0 7px 0 #fff}
    .brand-mark:after{top:26px;right:15px;background:#ffd17e}
    .brand-name{font-size:18px;line-height:1.2}
    .brand-name small{display:block;color:var(--muted);font-size:10px;font-weight:600;letter-spacing:.12em;margin-top:3px}
    .main-nav{display:flex;align-items:center;gap:5px;flex:1}
    .main-nav a{position:relative;color:#53657b;font-size:14px;font-weight:700;padding:10px 14px;border-radius:9px}
    .main-nav a:hover,.main-nav a.active{color:var(--blue);background:var(--blue-soft)}
    .main-nav a.active:after{content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;background:var(--blue);border-radius:3px}
    .toolbar-right{display:flex;align-items:center;gap:14px;white-space:nowrap}
    .status{display:flex;align-items:center;gap:7px;font-size:12px;color:var(--muted)}
    .status-dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px #e4f5ed}
    .notice{width:34px;height:34px;border:1px solid var(--line);border-radius:9px;display:grid;place-items:center;color:var(--blue);font-size:17px}
    .notice:after{content:"";width:5px;height:5px;background:var(--warm);border-radius:50%;position:absolute;margin:-17px 0 0 17px}
    .button{border-radius:9px!important;font-weight:750!important;transition:.2s ease!important}
    .button.primary{background:var(--blue);box-shadow:0 7px 15px rgba(35,103,200,.18)}
    .button.primary:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:0 10px 20px rgba(35,103,200,.25)}
    .button.hollow{border-color:#b9cee6;color:var(--blue)}
    .button.hollow:hover{background:var(--blue-soft);border-color:var(--blue)}
    .menu-toggle{display:none;border:1px solid var(--line);background:#fff;color:var(--blue);border-radius:8px;padding:7px 11px}
    .hero{padding:76px 0 86px;background:linear-gradient(110deg,#fff 0%,#f7fbff 68%,#edf5ff 100%);border-bottom:1px solid var(--line)}
    .hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:70px;align-items:center}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.1em}
    .eyebrow:before,.section-kicker:before{content:"";width:22px;height:2px;background:var(--warm);border-radius:2px}
    h1,h2,h3{color:var(--ink);margin:0;font-weight:800;letter-spacing:-.045em;line-height:1.25}
    h1{font-size:clamp(36px,4.3vw,62px);max-width:650px;margin:18px 0 22px}
    .hero-copy{font-size:18px;line-height:1.9;max-width:610px;color:#50647b}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0 28px}
    .hero-meta{display:flex;gap:26px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:20px}
    .hero-meta strong{display:block;color:var(--ink);font-size:19px;line-height:1.2}
    .hero-meta span{display:block;color:var(--muted);font-size:12px;margin-top:5px}
    .index-panel{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:22px;position:relative}
    .index-panel:before{content:"内容索引 / 精选入口";display:block;color:var(--muted);font-size:12px;font-weight:700;letter-spacing:.08em;padding-bottom:16px;border-bottom:1px solid var(--line)}
    .index-item{display:grid;grid-template-columns:72px 1fr auto;gap:14px;align-items:center;padding:17px 0;border-bottom:1px solid #edf2f7}
    .index-item:last-child{border-bottom:0}
    .cover{height:58px;border-radius:10px;background:linear-gradient(135deg,#dbeaff,#88b5ee);position:relative;overflow:hidden}
    .cover:before{content:"字幕";position:absolute;left:9px;bottom:8px;color:#fff;font-weight:800;font-size:12px;letter-spacing:.08em}
    .cover:after{content:"";position:absolute;top:12px;left:-15px;width:100px;height:7px;background:rgba(255,255,255,.72);box-shadow:0 14px rgba(255,255,255,.45)}
    .index-title{color:var(--ink);font-weight:750;font-size:15px;margin-bottom:3px}
    .index-sub{font-size:12px;color:var(--muted)}
    .tag{display:inline-block;background:var(--blue-soft);color:var(--blue);border-radius:5px;padding:3px 7px;font-size:11px;font-weight:750;white-space:nowrap}
    .tag.orange{background:#fff3df;color:#bd7111}
    .section{padding:92px 0}
    .section.alt{background:#fff}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:34px}
    .section-head h2{font-size:clamp(28px,3vw,40px);margin-top:11px}
    .section-intro{max-width:570px;color:var(--muted);margin:0}
    .service-layout{display:grid;grid-template-columns:260px 1fr;gap:28px}
    .service-menu{background:#f0f6fd;border:1px solid var(--line);border-radius:var(--radius);padding:12px;height:max-content}
    .service-menu a{display:block;padding:15px 16px;color:#53677e;border-radius:10px;font-weight:700}
    .service-menu a:hover,.service-menu a.current{background:#fff;color:var(--blue);box-shadow:0 6px 15px rgba(38,91,145,.08)}
    .service-menu a span{display:block;font-size:11px;color:var(--muted);font-weight:500;margin-top:2px}
    .feature-panel{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .feature-main{grid-row:span 2;background:var(--blue);color:#fff;border-radius:var(--radius);padding:30px;position:relative;overflow:hidden}
    .feature-main:after{content:"";position:absolute;width:180px;height:180px;border:1px solid rgba(255,255,255,.25);border-radius:50%;right:-55px;bottom:-65px}
    .feature-main h3{color:#fff;font-size:25px;margin:24px 0 12px}
    .feature-main p{color:#d9e9ff;font-size:14px}
    .line-icon{width:40px;height:40px;border:1px solid currentColor;border-radius:10px;display:grid;place-items:center;font-weight:800}
    .feature-small{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:23px;transition:.25s}
    .feature-small:hover,.content-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
    .feature-small h3{font-size:18px;margin:12px 0 5px}
    .feature-small p{margin:0;color:var(--muted);font-size:13px;line-height:1.7}
    .metric-band{background:#eaf3ff;border-top:1px solid #d7e7fa;border-bottom:1px solid #d7e7fa;padding:35px 0}
    .metrics{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;align-items:center}
    .metric-lead{padding-right:32px}
    .metric-lead h2{font-size:27px}
    .metric-lead p{font-size:13px;color:var(--muted);margin:6px 0 0}
    .metric{border-left:1px solid #c8dcef;padding:8px 26px}
    .metric strong{display:block;color:var(--blue-dark);font-size:30px;line-height:1.2}
    .metric b{font-size:13px;color:var(--ink)}
    .metric span{display:block;color:var(--muted);font-size:12px}
    .metric b:before{content:"";display:inline-block;width:6px;height:6px;background:var(--warm);border-radius:50%;margin:0 6px 2px 0}
    .case-layout{display:grid;grid-template-columns:1.35fr .8fr;gap:22px}
    .content-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;transition:.25s;box-shadow:0 7px 22px rgba(30,70,110,.05)}
    .case-main{display:grid;grid-template-columns:210px 1fr;gap:25px;align-items:center}
    .case-cover{height:230px;border-radius:12px;background:linear-gradient(145deg,#b9d8ff 10%,#4c82ce 90%);position:relative;overflow:hidden}
    .case-cover:before{content:"精选索引";position:absolute;top:24px;left:22px;color:#fff;font-size:22px;font-weight:800;writing-mode:vertical-rl;letter-spacing:.15em}
    .case-copy h3{font-size:25px;margin:14px 0 10px}
    .case-copy p,.mini-case p{color:var(--muted);font-size:14px;margin:0 0 18px}
    .side-cases{display:flex;flex-direction:column;gap:22px}
    .mini-case{min-height:160px}
    .mini-case .case-line{display:flex;justify-content:space-between;margin-bottom:16px}
    .mini-case h3{font-size:18px;margin:8px 0}
    .path{display:grid;grid-template-columns:repeat(3,1fr);gap:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
    .path-step{padding:32px 29px;position:relative;border-right:1px solid var(--line)}
    .path-step:last-child{border-right:0}
    .step-no{color:var(--warm);font-size:13px;font-weight:800;letter-spacing:.1em}
    .path-step h3{font-size:20px;margin:17px 0 7px}
    .path-step p{font-size:13px;color:var(--muted);margin:0}
    .path-step a{display:inline-block;margin-top:19px;font-size:13px;font-weight:750}
    .faq-wrap{max-width:850px;margin:0 auto}
    .accordion{background:transparent;margin:0;border:0}
    .accordion-item{border:1px solid var(--line)!important;border-radius:10px!important;margin-bottom:12px;overflow:hidden;background:#fff}
    .accordion-title{border:0!important;color:var(--ink);font-weight:750;font-size:16px;padding:20px 48px 20px 22px}
    .accordion-title:hover,.accordion-item.is-active .accordion-title{background:var(--blue-soft);color:var(--blue)}
    .accordion-content{border:0!important;background:#fff;color:var(--text);font-size:14px;padding:0 22px 20px;line-height:1.85}
    .contact-box{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px;background:var(--blue-dark);border-radius:20px;padding:43px 48px;color:#fff;box-shadow:var(--shadow)}
    .contact-box h2{color:#fff;font-size:32px;margin:12px 0}
    .contact-box p{color:#c8dcf4;font-size:14px}
    .contact-status{display:flex;gap:9px;align-items:center;color:#d9ebff;font-size:13px;margin-top:28px}
    .contact-form{background:#fff;border-radius:13px;padding:25px}
    .contact-form label{font-size:13px;color:var(--ink);font-weight:700}
    .contact-form input,.contact-form select,.contact-form textarea{border:1px solid var(--line);border-radius:8px;box-shadow:none;margin-top:6px;color:var(--text);background:#fbfdff}
    .contact-form textarea{min-height:100px;resize:vertical}
    .contact-form .button{margin:3px 0 0;width:100%}
    .site-footer{background:#102b4d;color:#b9cee5;padding:42px 0 25px}
    .footer-grid{display:flex;justify-content:space-between;gap:35px;padding-bottom:28px;border-bottom:1px solid rgba(220,235,250,.16)}
    .footer-brand{color:#fff;font-weight:800;font-size:17px}
    .footer-brand p{color:#a9c1db;font-size:13px;font-weight:400;max-width:340px;margin:10px 0 0}
    .footer-links{display:flex;gap:26px;flex-wrap:wrap}
    .footer-links a{color:#d6e5f4;font-size:13px}
    .footer-links a:hover{color:#fff}
    .copyright{display:flex;justify-content:space-between;gap:15px;color:#86a4c4;font-size:12px;padding-top:20px}
    @media(max-width:1024px){
      .brand{min-width:230px}.toolbar{gap:12px}.main-nav a{padding:10px 8px}
      .hero-grid{gap:35px}.metrics{grid-template-columns:1.4fr 1fr 1fr}
      .metric:last-child{display:none}
    }
    @media(max-width:767px){
      .container{padding:0 18px}.toolbar{min-height:68px}.brand{min-width:0;flex:1}
      .brand-name{font-size:15px}.brand-name small,.status,.notice{display:none}
      .menu-toggle{display:block}.main-nav{display:none}.toolbar-right .button{padding:.72em .9em;font-size:12px}
      .hero{padding:52px 0 58px}.hero-grid,.service-layout,.case-layout,.contact-box{grid-template-columns:1fr}
      h1{font-size:39px}.hero-copy{font-size:16px}.index-panel{margin-top:8px}
      .section{padding:62px 0}.section-head{display:block}.section-intro{margin-top:12px}
      .feature-panel{grid-template-columns:1fr}.feature-main{grid-row:auto}
      .metrics{grid-template-columns:1fr 1fr;gap:20px}.metric-lead{grid-column:1/-1;padding:0}
      .metric{padding:8px 16px}.metric:nth-child(3){border-left:0}
      .case-main{grid-template-columns:1fr}.case-cover{height:180px}
      .path{grid-template-columns:1fr}.path-step{border-right:0;border-bottom:1px solid var(--line)}.path-step:last-child{border-bottom:0}
      .contact-box{padding:30px 20px;gap:25px}.contact-box h2{font-size:28px}
      .footer-grid,.copyright{display:block}.footer-links{margin-top:22px;gap:16px}.copyright span{display:block;margin-top:7px}
    }
    @media(max-width:520px){
      .hero-actions .button{width:100%;margin:0}.index-item{grid-template-columns:58px 1fr}.index-item .tag{display:none}
      .cover{height:52px}.section-head h2{font-size:29px}.case-copy h3{font-size:22px}
    }

/* roulang page: category2 */
:root{
            --blue:#2367c8;
            --blue-dark:#164783;
            --blue-soft:#eaf3ff;
            --ink:#14243b;
            --text:#42536a;
            --muted:#7b8ba0;
            --line:#dce7f3;
            --surface:#fff;
            --wash:#f5f8fc;
            --warm:#f5a441;
            --green:#39a878;
            --shadow:0 14px 36px rgba(29,71,116,.10);
            --shadow-hover:0 20px 42px rgba(29,71,116,.16);
            --radius:16px;
            --max:1220px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            background:var(--wash);
            color:var(--text);
            font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;
            font-size:16px;
            line-height:1.75;
        }
        a{color:var(--blue);text-decoration:none;transition:.2s ease}
        a:hover{color:var(--blue-dark)}
        img{display:block;max-width:100%;height:auto}
        button,input,select,textarea{font:inherit}
        button:focus,input:focus,select:focus,textarea:focus,a:focus{
            outline:3px solid rgba(35,103,200,.25);
            outline-offset:3px;
        }
        h1,h2,h3,p{margin-top:0}
        h1,h2,h3{color:var(--ink);line-height:1.28}
        .container{max-width:var(--max);margin:0 auto;padding:0 28px}
        .site-header{
            position:sticky;
            top:0;
            z-index:20;
            background:rgba(255,255,255,.97);
            border-bottom:1px solid var(--line);
            box-shadow:0 5px 18px rgba(23,64,106,.06);
        }
        .toolbar{min-height:76px;display:flex;align-items:center;gap:28px}
        .brand{
            display:flex;
            align-items:center;
            gap:11px;
            min-width:270px;
            color:var(--ink);
            font-weight:800;
            letter-spacing:-.03em;
        }
        .brand-mark{
            width:36px;height:36px;border-radius:10px;background:var(--blue);
            position:relative;box-shadow:0 7px 14px rgba(35,103,200,.25);
            flex:0 0 36px;
        }
        .brand-mark:before,.brand-mark:after{
            content:"";position:absolute;left:8px;right:8px;height:3px;
            border-radius:4px;background:#fff;
        }
        .brand-mark:before{top:12px;box-shadow:0 7px 0 #fff}
        .brand-mark:after{top:26px;right:15px;background:#ffd17e}
        .brand-name{font-size:18px;line-height:1.2}
        .brand-name small{
            display:block;color:var(--muted);font-size:10px;font-weight:600;
            letter-spacing:.12em;margin-top:3px;
        }
        .main-nav{display:flex;align-items:center;gap:5px;flex:1}
        .main-nav a{
            position:relative;color:#53657b;font-size:14px;font-weight:700;
            padding:10px 14px;border-radius:9px;
        }
        .main-nav a:hover,.main-nav a.active{color:var(--blue);background:var(--blue-soft)}
        .main-nav a.active:after{
            content:"";position:absolute;left:14px;right:14px;bottom:3px;
            height:2px;background:var(--blue);border-radius:3px;
        }
        .toolbar-tools{display:flex;align-items:center;gap:15px;white-space:nowrap}
        .status{font-size:12px;color:var(--green);font-weight:750;display:flex;align-items:center;gap:6px}
        .status:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px #e2f5ec}
        .notice{width:30px;height:30px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--blue);position:relative;cursor:pointer}
        .notice:before{content:"";position:absolute;width:10px;height:11px;border:2px solid var(--blue);border-radius:7px 7px 3px 3px;left:8px;top:7px}
        .notice:after{content:"";position:absolute;width:5px;height:3px;background:var(--warm);border-radius:3px;right:5px;top:5px}
        .button{
            border-radius:9px!important;font-weight:750!important;transition:.2s ease!important;
            padding:.82em 1.25em!important;
        }
        .button.primary{background:var(--blue);box-shadow:0 7px 15px rgba(35,103,200,.18)}
        .button.primary:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:0 10px 20px rgba(35,103,200,.25)}
        .button.hollow{border-color:#b9cee6;color:var(--blue)}
        .button.hollow:hover{background:var(--blue-soft);border-color:var(--blue)}
        .menu-toggle{display:none;border:1px solid var(--line);background:#fff;color:var(--blue);border-radius:8px;padding:7px 11px}
        .page-hero{
            padding:68px 0 54px;
            background:linear-gradient(110deg,#fff 0%,#f7fbff 68%,#edf5ff 100%);
            border-bottom:1px solid var(--line);
        }
        .hero-inner{display:grid;grid-template-columns:1fr 390px;gap:65px;align-items:end}
        .eyebrow,.section-kicker{
            display:inline-flex;align-items:center;gap:8px;color:var(--blue);
            font-size:12px;font-weight:800;letter-spacing:.1em;
        }
        .eyebrow:before,.section-kicker:before{
            content:"";width:22px;height:2px;background:var(--warm);border-radius:2px;
        }
        .page-hero h1{font-size:clamp(34px,5vw,58px);margin:16px 0 18px;max-width:780px}
        .hero-copy{font-size:17px;color:#50647b;max-width:700px;margin-bottom:0}
        .hero-note{
            background:#fff;border:1px solid var(--line);border-radius:var(--radius);
            padding:23px;box-shadow:var(--shadow);
        }
        .note-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:17px}
        .note-title{font-weight:800;color:var(--ink)}
        .mini-dot{width:8px;height:8px;background:var(--warm);border-radius:50%;display:inline-block;margin-right:6px}
        .progress-line{height:7px;background:#edf3f9;border-radius:8px;overflow:hidden;margin:10px 0 13px}
        .progress-line span{display:block;width:74%;height:100%;background:var(--blue);border-radius:8px}
        .note-foot{display:flex;justify-content:space-between;color:var(--muted);font-size:12px}
        .section{padding:78px 0}
        .section.alt{background:#fff}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:30px}
        .section-head h2{font-size:clamp(27px,3vw,39px);margin:10px 0 0}
        .section-intro{max-width:590px;color:var(--muted);margin:0}
        .filter-panel{
            background:#fff;border:1px solid var(--line);border-radius:var(--radius);
            padding:18px 20px;box-shadow:0 8px 25px rgba(30,70,110,.05);margin-bottom:34px;
        }
        .filter-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
        .filter-label{font-size:13px;font-weight:800;color:var(--ink);margin-right:5px}
        .filter-chip{
            border:1px solid var(--line);background:#fff;color:var(--text);
            border-radius:8px;padding:8px 13px;font-size:13px;font-weight:700;cursor:pointer;
            transition:.2s ease;
        }
        .filter-chip:hover,.filter-chip.active{background:var(--blue-soft);border-color:#a7c8ed;color:var(--blue)}
        .sort-box{margin-left:auto;border:1px solid var(--line);border-radius:8px;padding:8px 12px;color:var(--text);background:#fff;font-size:13px}
        .timeline{position:relative;padding-left:35px}
        .timeline:before{content:"";position:absolute;left:9px;top:12px;bottom:20px;width:1px;background:#cbdced}
        .timeline-group{position:relative;margin-bottom:35px}
        .timeline-group:before{
            content:"";position:absolute;left:-31px;top:6px;width:11px;height:11px;
            border-radius:50%;background:var(--blue);border:3px solid #dcecff;
        }
        .date-label{font-size:13px;color:var(--blue);font-weight:800;margin-bottom:13px}
        .update-list{display:grid;gap:12px}
        .update-item{
            display:grid;grid-template-columns:82px 1fr auto;gap:18px;align-items:center;
            background:#fff;border:1px solid var(--line);border-radius:14px;padding:17px 19px;
            transition:.25s ease;
        }
        .update-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#b9d1eb}
        .cover{
            aspect-ratio:1.25/1;border-radius:10px;position:relative;overflow:hidden;
            background:linear-gradient(145deg,#dbeeff,#8eb9eb);
        }
        .cover:before,.cover:after{content:"";position:absolute;left:12px;right:12px;height:5px;border-radius:5px;background:rgba(255,255,255,.8)}
        .cover:before{top:25px;box-shadow:0 14px 0 rgba(255,255,255,.55),0 28px 0 rgba(255,255,255,.38)}
        .cover:after{width:28px;left:12px;right:auto;bottom:14px;background:var(--warm)}
        .update-title{font-size:16px;font-weight:800;color:var(--ink);margin-bottom:5px}
        .update-meta{font-size:12px;color:var(--muted);display:flex;gap:9px;flex-wrap:wrap;align-items:center}
        .update-summary{font-size:13px;color:#65778c;margin:6px 0 0;line-height:1.6}
        .tag{display:inline-block;background:var(--blue-soft);color:var(--blue);border-radius:5px;padding:3px 7px;font-size:11px;font-weight:750;white-space:nowrap}
        .tag.orange{background:#fff3df;color:#bd7111}
        .tag.green{background:#e8f7ef;color:#25825c}
        .side-board{
            background:#f0f6fd;border:1px solid var(--line);border-radius:var(--radius);
            padding:23px;position:sticky;top:104px;
        }
        .side-board h3{font-size:20px;margin:0 0 15px}
        .index-link{
            display:flex;justify-content:space-between;gap:15px;padding:13px 0;
            border-bottom:1px solid #dce8f4;color:var(--text);font-size:13px;font-weight:700;
        }
        .index-link:last-child{border-bottom:0}
        .index-link span{color:var(--muted);font-size:12px;font-weight:500}
        .tip-box{margin-top:22px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px;color:var(--muted);font-size:13px}
        .tip-box strong{display:block;color:var(--ink);margin-bottom:4px}
        .pagination{margin:40px 0 0;display:flex;justify-content:center;gap:7px}
        .pagination a,.pagination span{min-width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--text);font-size:13px;font-weight:700}
        .pagination a:hover,.pagination .current{background:var(--blue);border-color:var(--blue);color:#fff}
        .faq-wrap{max-width:860px;margin:0 auto}
        .accordion-item{border:1px solid var(--line)!important;border-radius:10px!important;margin-bottom:12px;overflow:hidden;background:#fff}
        .accordion-title{border:0!important;color:var(--ink);font-weight:750;font-size:16px;padding:19px 48px 19px 22px}
        .accordion-title:hover,.accordion-item.is-active .accordion-title{background:var(--blue-soft);color:var(--blue)}
        .accordion-content{border:0!important;color:var(--text);font-size:14px;line-height:1.8;padding:0 22px 20px}
        .cta{
            background:var(--blue);color:#fff;border-radius:20px;padding:42px 48px;
            display:flex;justify-content:space-between;align-items:center;gap:30px;
            box-shadow:var(--shadow);
        }
        .cta h2{color:#fff;font-size:30px;margin:0 0 9px}
        .cta p{color:#dceaff;margin:0;max-width:650px}
        .cta .button{background:#fff;color:var(--blue);box-shadow:none}
        .cta .button:hover{background:#fff4df;color:#a96513}
        .site-footer{background:#edf4fb;border-top:1px solid var(--line);padding:44px 0 22px}
        .footer-grid{display:flex;justify-content:space-between;gap:40px;align-items:start}
        .footer-brand{color:var(--ink);font-size:18px;font-weight:800}
        .footer-brand p{color:var(--muted);font-size:13px;font-weight:400;margin:8px 0 0;max-width:390px}
        .footer-links{display:flex;gap:20px;flex-wrap:wrap}
        .footer-links a{color:#53677e;font-size:13px;font-weight:700}
        .footer-links a:hover{color:var(--blue)}
        .copyright{border-top:1px solid var(--line);margin-top:30px;padding-top:17px;display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:12px}
        @media(max-width:1024px){
            .toolbar{gap:16px}.brand{min-width:235px}.toolbar-tools .status{display:none}
            .hero-inner{grid-template-columns:1fr 330px;gap:35px}
        }
        @media(max-width:768px){
            .container{padding:0 20px}
            .toolbar{min-height:68px}.brand{min-width:0;flex:1}.brand-name{font-size:15px}
            .main-nav{display:none;position:absolute;left:20px;right:20px;top:75px;padding:10px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
            .main-nav.is-open{display:flex}.main-nav a{padding:12px 14px}
            .menu-toggle{display:block}.toolbar-tools .button{display:none}
            .hero-inner{grid-template-columns:1fr;gap:28px}.page-hero{padding:52px 0 42px}
            .section{padding:58px 0}.section-head{display:block}.section-intro{margin-top:13px}
            .sort-box{margin-left:0}.filter-row{align-items:flex-start}
            .side-board{position:static;margin-top:25px}
            .update-item{grid-template-columns:68px 1fr;gap:14px}.update-item .button{grid-column:2;justify-self:start}
            .cta{display:block;padding:32px 25px}.cta .button{margin-top:22px}
            .footer-grid,.copyright{display:block}.footer-links{margin-top:22px}.copyright span{display:block;margin-top:6px}
        }
        @media(max-width:520px){
            .brand-name small{display:none}.hero-copy{font-size:16px}.page-hero h1{font-size:34px}
            .filter-panel{padding:15px}.filter-label{width:100%}
            .update-item{grid-template-columns:1fr}.update-item .cover{width:100%;max-width:160px}
            .update-item .button{grid-column:auto;width:100%;text-align:center}
            .timeline{padding-left:24px}.timeline:before{left:4px}.timeline-group:before{left:-25px}
            .cta h2{font-size:25px}
        }

/* roulang page: category1 */
:root{
 --blue:#2367c8;
 --blue-dark:#164783;
 --blue-soft:#eaf3ff;
 --ink:#14243b;
 --text:#42536a;
 --muted:#7b8ba0;
 --line:#dce7f3;
 --surface:#fff;
 --wash:#f5f8fc;
 --warm:#f5a441;
 --green:#39a878;
 --shadow:0 14px 36px rgba(29,71,116,.10);
 --shadow-hover:0 20px 42px rgba(29,71,116,.16);
 --radius:16px;
 --max:1220px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;background:var(--wash);color:var(--text);
 font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;
 font-size:16px;line-height:1.75
}
a{color:var(--blue);text-decoration:none;transition:.2s ease}
a:hover{color:var(--blue-dark)}
img{max-width:100%;height:auto;display:block}
button,input,select,textarea{font:inherit}
button:focus,input:focus,select:focus,textarea:focus,a:focus{
 outline:3px solid rgba(35,103,200,.25);outline-offset:3px
}
.container{max-width:var(--max);margin:0 auto;padding:0 28px}
.site-header{
 position:sticky;top:0;z-index:20;background:rgba(255,255,255,.97);
 border-bottom:1px solid var(--line);box-shadow:0 5px 18px rgba(23,64,106,.06)
}
.toolbar{min-height:76px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:11px;min-width:270px;color:var(--ink);font-weight:800;letter-spacing:-.03em}
.brand:hover{color:var(--blue)}
.brand-mark{
 width:36px;height:36px;border-radius:10px;background:var(--blue);
 position:relative;box-shadow:0 7px 14px rgba(35,103,200,.25);flex:none
}
.brand-mark:before,.brand-mark:after{
 content:"";position:absolute;left:8px;right:8px;height:3px;border-radius:4px;background:#fff
}
.brand-mark:before{top:12px;box-shadow:0 7px 0 #fff}
.brand-mark:after{top:26px;right:15px;background:#ffd17e}
.brand-name{font-size:18px;line-height:1.2}
.brand-name small{display:block;color:var(--muted);font-size:10px;font-weight:600;letter-spacing:.12em;margin-top:3px}
.main-nav{display:flex;align-items:center;gap:5px;flex:1}
.main-nav a{position:relative;color:#53657b;font-size:14px;font-weight:700;padding:10px 14px;border-radius:9px}
.main-nav a:hover,.main-nav a.active{color:var(--blue);background:var(--blue-soft)}
.main-nav a.active:after{content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;background:var(--blue);border-radius:3px}
.toolbar-right{display:flex;align-items:center;gap:14px}
.status{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:12px;font-weight:700;white-space:nowrap}
.status i{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px #e5f6ee}
.notice{width:31px;height:31px;border:1px solid var(--line);border-radius:9px;display:grid;place-items:center;color:var(--blue);position:relative}
.notice:after{content:"";position:absolute;width:6px;height:6px;border-radius:50%;background:var(--warm);right:5px;top:4px}
.button{border-radius:9px!important;font-weight:750!important;transition:.2s ease!important}
.button.primary{background:var(--blue);box-shadow:0 7px 15px rgba(35,103,200,.18)}
.button.primary:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:0 10px 20px rgba(35,103,200,.25)}
.button.hollow{border-color:#b9cee6;color:var(--blue)}
.button.hollow:hover{background:var(--blue-soft);border-color:var(--blue)}
.menu-toggle{display:none;border:1px solid var(--line);background:#fff;color:var(--blue);border-radius:8px;padding:7px 11px}
.page-hero{padding:68px 0 62px;background:linear-gradient(115deg,#fff 0%,#f5faff 72%,#eaf3ff 100%);border-bottom:1px solid var(--line)}
.hero-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:58px;align-items:center}
.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.1em}
.eyebrow:before,.section-kicker:before{content:"";width:22px;height:2px;background:var(--warm);border-radius:2px}
h1,h2,h3{color:var(--ink);line-height:1.25;letter-spacing:-.035em}
h1{font-size:clamp(34px,5vw,58px);margin:16px 0 20px;max-width:720px}
h2{font-size:clamp(28px,3vw,40px);margin:10px 0}
h3{font-size:20px;margin:0 0 8px}
.hero-text{font-size:18px;color:#50647b;max-width:650px;margin:0}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 0}
.hero-board{background:var(--ink);border-radius:var(--radius);padding:27px;color:#fff;box-shadow:var(--shadow);position:relative;overflow:hidden}
.hero-board:after{content:"";position:absolute;width:180px;height:180px;border:1px solid rgba(255,255,255,.13);border-radius:50%;right:-70px;bottom:-70px}
.board-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.14);padding-bottom:17px;margin-bottom:6px}
.board-title{font-size:16px;font-weight:800}
.board-state{font-size:11px;color:#b8d7ff;display:flex;align-items:center;gap:6px}
.board-state i{width:7px;height:7px;border-radius:50%;background:#69d5a0}
.board-item{display:grid;grid-template-columns:44px 1fr auto;gap:12px;align-items:center;padding:16px 0;border-bottom:1px solid rgba(255,255,255,.1)}
.board-item:last-child{border-bottom:0}
.cover-mini,.cover{background:linear-gradient(135deg,#d9eaff,#6e9ed7);border-radius:9px;position:relative;overflow:hidden}
.cover-mini{width:44px;height:55px}
.cover{height:142px}
.cover:before,.cover-mini:before{content:"字幕";position:absolute;left:10px;bottom:10px;background:rgba(20,36,59,.72);color:#fff;padding:2px 7px;border-radius:4px;font-size:10px;font-weight:800}
.cover:after{content:"";position:absolute;left:14%;right:14%;top:26%;height:2px;background:rgba(255,255,255,.8);box-shadow:0 14px 0 rgba(255,255,255,.5),0 28px 0 rgba(255,255,255,.35)}
.board-item strong{display:block;font-size:14px;color:#fff}
.board-item span{font-size:11px;color:#aec3dd}
.board-number{font-size:19px;color:#ffd17e;font-weight:800}
.section{padding:88px 0}
.section.alt{background:#fff}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:32px}
.section-intro{max-width:570px;color:var(--muted);margin:0}
.filter-bar{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;display:flex;gap:10px;flex-wrap:wrap;box-shadow:0 7px 20px rgba(30,70,110,.05)}
.filter{border:1px solid var(--line);background:#f8fbff;color:#53677e;border-radius:8px;padding:9px 14px;font-size:13px;font-weight:700}
.filter.active,.filter:hover{background:var(--blue-soft);border-color:#a9c9ee;color:var(--blue)}
.feature-layout{display:grid;grid-template-columns:1.08fr .92fr;gap:24px}
.feature-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);transition:.25s}
.feature-card:hover,.index-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.feature-card-main{display:grid;grid-template-columns:245px 1fr;gap:26px;align-items:center}
.feature-card-main .cover{height:210px}
.card-meta{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:15px}
.card-title{font-size:25px;margin-bottom:11px}
.card-summary{font-size:14px;color:var(--muted);margin:0 0 20px}
.card-link{font-weight:800;font-size:14px}
.side-list{display:grid;gap:14px}
.index-card{display:grid;grid-template-columns:76px 1fr auto;gap:16px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;transition:.25s}
.index-card .cover{height:88px}
.index-card h3{font-size:17px;margin:0 0 6px}
.index-card p{font-size:13px;color:var(--muted);margin:0;line-height:1.6}
.card-time{font-size:11px;color:var(--muted);white-space:nowrap}
.stats-band{background:var(--blue-soft);border-top:1px solid #d6e7fa;border-bottom:1px solid #d6e7fa}
.stats-layout{display:grid;grid-template-columns:1.2fr repeat(3,1fr);align-items:center;gap:0}
.metric-lead{padding-right:32px}
.metric-lead h2{font-size:27px;margin:0}
.metric-lead p{font-size:13px;color:var(--muted);margin:6px 0 0}
.metric{padding:18px 24px;border-left:1px solid #cbdff4}
.metric strong{display:block;font-size:29px;color:var(--blue-dark);line-height:1.1}
.metric span{display:block;font-size:12px;color:var(--muted);margin-top:6px}
.metric em{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--warm);margin-right:6px}
.path-layout{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;position:relative}
.path-step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:27px;position:relative}
.step-no{color:var(--warm);font-size:13px;font-weight:900;letter-spacing:.12em}
.path-step p{font-size:14px;color:var(--muted);margin:0}
.path-step a{display:inline-block;margin-top:18px;font-size:13px;font-weight:800}
.faq-wrap{max-width:850px;margin:0 auto}
.accordion-item{border:1px solid var(--line)!important;border-radius:10px!important;margin-bottom:12px;overflow:hidden;background:#fff}
.accordion-title{border:0!important;color:var(--ink);font-weight:750;font-size:16px;padding:20px 48px 20px 22px}
.accordion-title:hover,.accordion-item.is-active .accordion-title{background:var(--blue-soft);color:var(--blue)}
.accordion-content{border:0!important;background:#fbfdff;color:var(--text);font-size:14px;padding:0 22px 20px}
.feedback{background:var(--ink);color:#dceaff;padding:75px 0}
.feedback h2{color:#fff}
.feedback p{color:#b8cce5}
.feedback-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:start}
.feedback-form{background:#fff;border-radius:var(--radius);padding:27px;color:var(--text);box-shadow:var(--shadow)}
.feedback-form label{font-size:13px;font-weight:750;color:var(--ink)}
.feedback-form input,.feedback-form select,.feedback-form textarea{border:1px solid var(--line);border-radius:8px;box-shadow:none;background:#fbfdff;margin-top:6px}
.feedback-form textarea{min-height:105px;resize:vertical}
.feedback-form input:focus,.feedback-form select:focus,.feedback-form textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(35,103,200,.12)}
.site-footer{background:#10233d;color:#b8cce5;padding:43px 0 24px}
.footer-grid{display:flex;justify-content:space-between;gap:40px;border-bottom:1px solid rgba(255,255,255,.13);padding-bottom:30px}
.footer-brand{color:#fff;font-weight:800;font-size:17px;max-width:360px}
.footer-brand p{color:#9db4d0;font-size:13px;font-weight:400;line-height:1.7;margin:8px 0 0}
.footer-links{display:flex;gap:23px;flex-wrap:wrap;align-items:start}
.footer-links a{color:#c8d9ee;font-size:13px}
.footer-links a:hover{color:#fff}
.copyright{display:flex;justify-content:space-between;gap:20px;padding-top:19px;color:#8099b7;font-size:12px}
@media(max-width:1024px){
 .toolbar{gap:15px}.brand{min-width:235px}.toolbar-right .status{display:none}
 .hero-layout{gap:35px}.feature-card-main{grid-template-columns:190px 1fr}
}
@media(max-width:768px){
 .container{padding:0 20px}.toolbar{min-height:68px}.menu-toggle{display:block;margin-left:auto}
 .main-nav{display:none;position:absolute;left:20px;right:20px;top:74px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px;box-shadow:var(--shadow)}
 .main-nav.open{display:block}.main-nav a{display:block}
 .toolbar-right{margin-left:auto}.toolbar-right .notice{display:none}.toolbar-right .button{padding:.75em .85em}
 .brand{min-width:0}.brand-name{font-size:15px}.brand-name small{display:none}
 .hero-layout,.feature-layout,.feedback-grid{grid-template-columns:1fr}.page-hero{padding:52px 0}
 h1{font-size:38px}.hero-text{font-size:16px}.hero-board{max-width:620px}
 .section{padding:64px 0}.section-head{display:block}.section-intro{margin-top:12px}
 .feature-card-main{grid-template-columns:1fr}.feature-card-main .cover{height:180px}
 .stats-layout{grid-template-columns:1fr 1fr}.metric-lead{grid-column:1/-1;padding:0 0 20px}
 .metric:nth-child(2){border-left:0}.metric{margin-top:10px}
 .path-layout{grid-template-columns:1fr}
 .feedback-grid{gap:32px}
 .footer-grid,.copyright{display:block}.footer-links{margin-top:22px}.copyright span{display:block;margin-top:8px}
}
@media(max-width:520px){
 .container{padding:0 16px}.toolbar-right .button{font-size:12px}
 h1{font-size:32px}.hero-actions .button{width:100%;text-align:center}
 .board-item{grid-template-columns:38px 1fr auto}.cover-mini{width:38px;height:50px}
 .filter-bar{overflow-x:auto;flex-wrap:nowrap}.filter{white-space:nowrap}
 .index-card{grid-template-columns:62px 1fr}.index-card .cover{height:76px}.card-time{grid-column:2}
 .stats-layout{grid-template-columns:1fr}.metric{border-left:0;border-top:1px solid #cbdff4;padding-left:0}
}