/* roulang page: index */
:root{
      --blue:#1769d5;--blue-dark:#104a9c;--cyan:#08a8c9;--ink:#14243d;--muted:#64738a;
      --line:#dbe6f3;--soft:#f4f8fd;--white:#fff;--navy:#10284c;--radius:16px;
      --shadow:0 14px 34px rgba(25,72,132,.09);--shadow-hover:0 18px 38px rgba(25,72,132,.15);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:#fbfdff;color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;font-size:16px;line-height:1.72}
    a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease}
    button,input{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(8,168,201,.35);outline-offset:3px}
    .grid-container{max-width:1220px}
    .site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(219,230,243,.9);backdrop-filter:blur(12px)}
    .top-bar{padding:13px 0;background:transparent}
    .top-bar,.top-bar ul{background:transparent}
    .brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-size:18px;font-weight:800;letter-spacing:-.5px}
    .brand-mark{display:grid;place-items:center;width:33px;height:33px;color:#fff;background:linear-gradient(135deg,var(--blue),var(--cyan));border-radius:10px;font-size:14px;box-shadow:0 7px 14px rgba(23,105,213,.22)}
    .nav-menu{align-items:center;gap:4px}
    .nav-menu a{position:relative;padding:9px 13px!important;color:#40516a;font-size:14px;font-weight:700}
    .nav-menu a:hover,.nav-menu a.active{color:var(--blue)}
    .nav-menu a.active:after{position:absolute;right:13px;bottom:2px;left:13px;height:2px;background:var(--cyan);border-radius:2px;content:""}
    .nav-cta{display:inline-flex!important;align-items:center;justify-content:center;min-height:42px;margin-left:9px!important;padding:0 18px!important;color:#fff!important;background:var(--blue)!important;border:1px solid var(--blue);border-radius:9px;font-weight:800!important;box-shadow:0 8px 17px rgba(23,105,213,.19)}
    .nav-cta:hover{background:var(--cyan)!important;border-color:var(--cyan);transform:translateY(-1px)}
    .menu-toggle{display:none;color:var(--blue);font-weight:800}
    .crumb-bar{border-bottom:1px solid var(--line);background:#f7faff}
    .crumb{padding:7px 0;color:#718198;font-size:12px}
    .crumb strong{color:var(--blue)}
    .hero{position:relative;overflow:hidden;padding:75px 0 62px;background:linear-gradient(112deg,#f4f9ff 0%,#fff 53%,#effaff 100%);border-bottom:1px solid #e3edf8}
    .hero:before{position:absolute;top:-180px;right:-90px;width:470px;height:470px;border:1px solid rgba(23,105,213,.12);border-radius:50%;content:""}
    .hero:after{position:absolute;right:9%;bottom:34px;width:120px;height:120px;background-image:radial-gradient(rgba(8,168,201,.3) 1px,transparent 1px);background-size:12px 12px;content:""}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:7px;margin-bottom:15px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.06em}
    .eyebrow:before,.section-kicker:before{width:22px;height:2px;background:var(--cyan);content:""}
    h1,h2,h3,p{margin-top:0}
    h1{max-width:760px;margin-bottom:18px;font-size:clamp(34px,4.4vw,58px);line-height:1.16;letter-spacing:-2px;font-weight:850}
    h1 em{color:var(--blue);font-style:normal}
    .hero-copy{max-width:750px;margin-bottom:25px;color:#50617a;font-size:17px}
    .button{margin:0;border-radius:9px;font-weight:800;transition:all .2s ease}
    .button.primary{background:var(--blue)}
    .button.primary:hover{background:var(--cyan);box-shadow:0 10px 22px rgba(8,168,201,.22);transform:translateY(-2px)}
    .button.hollow{margin-left:9px;border:1px solid #bdd1ee;color:var(--blue);background:#fff}
    .button.hollow:hover{border-color:var(--blue);color:#fff;background:var(--blue)}
    .hero-points{display:flex;flex-wrap:wrap;gap:9px;margin-top:27px}
    .tag{display:inline-flex;align-items:center;min-height:28px;padding:3px 10px;color:#48617e;background:#fff;border:1px solid var(--line);border-radius:7px;font-size:12px;font-weight:700}
    .tag.live{color:#087f9a;background:#ecfbff;border-color:#bcecf3}
    .search-strip{position:relative;z-index:2;max-width:1030px;margin:0 auto -29px;padding:14px 16px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}
    .search-strip label{margin-right:10px;color:#53657d;font-size:13px;font-weight:800}
    .search-input{height:42px;margin:0;border:1px solid #cddbeb;border-radius:8px;box-shadow:none;color:var(--ink)}
    .search-input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(23,105,213,.12)}
    .search-button{height:42px;margin:0;background:var(--blue);border-radius:8px}
    .search-button:hover{background:var(--cyan)}
    section{padding:91px 0}
    .section-title{max-width:730px;margin-bottom:12px;font-size:clamp(27px,3vw,39px);line-height:1.25;letter-spacing:-1px;font-weight:850}
    .section-intro{max-width:760px;margin-bottom:35px;color:var(--muted)}
    .problem{padding-top:105px;background:#fff}
    .problem-lead{padding:26px 30px;border-left:4px solid var(--blue);background:var(--soft);border-radius:0 var(--radius) var(--radius) 0}
    .problem-lead p{margin-bottom:0;color:#52647e}
    .issue-list{border-top:1px solid var(--line)}
    .issue{display:grid;grid-template-columns:52px 1fr auto;gap:15px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}
    .issue-num{display:grid;place-items:center;width:38px;height:38px;color:var(--blue);background:#eaf3ff;border-radius:10px;font-size:13px;font-weight:850}
    .issue h3{margin:0 0 2px;font-size:16px;font-weight:800}
    .issue p{margin:0;color:var(--muted);font-size:13px}
    .issue-status{color:#078aa6;font-size:12px;font-weight:800}
    .solution{background:var(--soft)}
    .route-board{height:100%;padding:28px;background:#12335d;border:1px solid #245184;border-radius:20px;box-shadow:var(--shadow);color:#fff}
    .route-board small{color:#9dc8eb;font-weight:700;letter-spacing:.08em}
    .route-board h3{margin:8px 0 21px;font-size:23px;font-weight:800}
    .route-node{position:relative;display:flex;gap:14px;padding:0 0 22px}
    .route-node:not(:last-child):before{position:absolute;top:37px;left:15px;width:1px;height:34px;background:#4e7dab;content:""}
    .node-dot{display:grid;flex:0 0 31px;place-items:center;width:31px;height:31px;color:#fff;background:#1988e3;border:2px solid #77cfeb;border-radius:50%;font-size:12px;font-weight:850}
    .route-node p{margin:2px 0 0;color:#c0d6eb;font-size:13px;line-height:1.55}
    .step-stack{display:grid;gap:14px}
    .step-card{display:grid;grid-template-columns:58px 1fr;gap:18px;padding:20px 21px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 7px 19px rgba(25,72,132,.05)}
    .step-card:hover{border-color:#9cc6ee;box-shadow:var(--shadow);transform:translateX(3px)}
    .step-no{color:var(--blue);font-size:20px;font-weight:850}
    .step-card h3{margin:0 0 4px;font-size:18px;font-weight:800}
    .step-card p{margin:0;color:var(--muted);font-size:14px}
    .results{background:#fff}
    .result-panel{overflow:hidden;border:1px solid #d8e7f5;border-radius:20px;box-shadow:var(--shadow)}
    .result-head{display:flex;justify-content:space-between;align-items:center;padding:18px 25px;background:#f2f8ff;border-bottom:1px solid var(--line)}
    .result-head strong{font-size:17px}
    .result-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:0}
    .before-after{padding:28px 30px}
    .before-after:first-child{border-right:1px solid var(--line)}
    .before-after h3{margin-bottom:14px;font-size:17px}
    .check-list{margin:0;list-style:none}
    .check-list li{position:relative;padding:8px 0 8px 25px;color:#53647c;font-size:14px;border-bottom:1px dashed #e0e9f2}
    .check-list li:before{position:absolute;left:0;color:var(--cyan);font-weight:900;content:"✓"}
    .result-footer{display:flex;flex-wrap:wrap;gap:10px;padding:16px 25px;background:#12335d}
    .result-footer span{color:#d5e7f7;font-size:13px;font-weight:700}
    .result-footer b{color:#7be2f2}
    .testimonials{background:#f5f9fe}
    .quote-main{height:100%;padding:32px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}
    .quote-mark{color:var(--cyan);font-size:47px;line-height:.65;font-family:Georgia,serif}
    .quote-main blockquote{margin:20px 0;color:#29415f;font-size:20px;line-height:1.7;font-weight:700}
    .person{display:flex;align-items:center;gap:10px;color:#61738c;font-size:13px}
    .avatar{display:grid;place-items:center;width:32px;height:32px;color:var(--blue);background:#e6f1ff;border-radius:50%;font-weight:850}
    .quote-mini{padding:20px;margin-bottom:14px;background:#eaf5ff;border:1px solid #d3e8fa;border-radius:14px}
    .quote-mini:last-child{margin-bottom:0;background:#fff;border-color:var(--line)}
    .quote-mini p{margin:0 0 12px;color:#425773;font-size:14px;font-weight:700}
    .updates{padding:76px 0;background:#fff}
    .updates-panel{padding:28px 30px;background:linear-gradient(110deg,#f3f8ff,#fff);border:1px solid var(--line);border-radius:18px}
    .updates-panel h2{margin-bottom:8px;font-size:26px;font-weight:850}
    .update-list{margin:17px 0 0;border-top:1px solid var(--line)}
    .update-item{display:grid;grid-template-columns:92px 1fr auto;gap:14px;align-items:center;padding:13px 0;border-bottom:1px solid var(--line)}
    .update-date{color:#718198;font-size:12px;font-weight:700}
    .update-item strong{font-size:14px}
    .text-link{color:var(--blue);font-size:13px;font-weight:800}
    .text-link:hover{color:var(--cyan)}
    .faq{background:var(--soft)}
    .accordion{margin:0;background:transparent}
    .accordion-item{margin-bottom:10px;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;box-shadow:0 5px 13px rgba(25,72,132,.04)}
    .accordion-title{padding:17px 49px 17px 20px;border:0;color:#253c5a;font-size:16px;font-weight:800}
    .accordion-title:hover,.accordion-title:focus{background:#f6fbff;color:var(--blue)}
    .accordion-title:before{right:19px;color:var(--blue);font-size:20px}
    .accordion-content{padding:0 20px 19px;border:0;color:#60718a;font-size:14px;line-height:1.8}
    .cta{padding:80px 0;background:#fff}
    .cta-box{position:relative;overflow:hidden;padding:47px 8%;background:linear-gradient(110deg,#e6f3ff,#f5fcff);border:1px solid #c7e2f5;border-radius:22px;text-align:center}
    .cta-box:before{position:absolute;top:-60px;left:-40px;width:180px;height:180px;border:28px solid rgba(23,105,213,.07);border-radius:50%;content:""}
    .cta-box h2{position:relative;margin-bottom:11px;font-size:clamp(27px,3.2vw,40px);font-weight:850}
    .cta-box p{position:relative;max-width:660px;margin:0 auto 24px;color:#566a84}
    .cta-note{display:block;margin-top:15px;color:#67819d;font-size:13px}
    .site-footer{padding:48px 0 22px;background:var(--navy);color:#d2e1f0}
    .footer-brand{color:#fff}
    .footer-brand .brand-mark{background:linear-gradient(135deg,#2b8ef0,#1ec1d4)}
    .footer-copy{max-width:390px;margin:14px 0 0;color:#9db6ce;font-size:13px}
    .footer-title{margin:4px 0 12px;color:#fff;font-size:14px;font-weight:800}
    .footer-links{margin:0;list-style:none}
    .footer-links li{margin-bottom:8px}
    .footer-links a{color:#b4cae0;font-size:13px}
    .footer-links a:hover{color:#6ee2ef}
    .footer-bottom{margin-top:31px;padding-top:17px;border-top:1px solid rgba(179,207,233,.18);color:#8ba9c6;font-size:12px}
    @media(max-width:1024px){
      .hero{padding-top:60px}.nav-menu a{padding-right:8px!important;padding-left:8px!important}.nav-cta{padding:0 12px!important}
    }
    @media(max-width:768px){
      .top-bar{padding:11px 0}.menu-toggle{display:block}.top-bar-right{display:none}.top-bar-right.is-open{display:block;width:100%;padding-top:10px}.nav-menu{display:block}.nav-menu a{padding:10px 6px!important}.nav-cta{display:flex!important;margin:10px 0 0!important}
      .hero{padding:54px 0 52px}.hero-copy{font-size:15px}.search-strip{margin-bottom:-24px}.problem{padding-top:82px}section{padding:67px 0}
      .problem-lead{margin-bottom:24px}.route-board{margin-bottom:18px}.result-grid{grid-template-columns:1fr}.before-after:first-child{border-right:0;border-bottom:1px solid var(--line)}
      .quote-main{margin-bottom:14px}.updates-panel{padding:23px}.footer-section{margin-bottom:25px}
    }
    @media(max-width:520px){
      .grid-container{padding-right:18px;padding-left:18px}.brand{font-size:15px}.brand-mark{width:29px;height:29px}
      h1{font-size:34px;letter-spacing:-1.5px}.button{width:100%;margin-bottom:10px}.button.hollow{margin-left:0}.hero-points{margin-top:15px}
      .search-strip{padding:13px}.search-strip label{display:block;margin:0 0 7px}.search-strip .cell{margin-bottom:8px}.search-button{width:100%}
      .issue{grid-template-columns:43px 1fr}.issue-status{grid-column:2}.step-card{grid-template-columns:45px 1fr;padding:17px}.result-head{align-items:flex-start;gap:10px;padding:16px}.before-after{padding:22px}.update-item{grid-template-columns:70px 1fr}.update-item .text-link{grid-column:2}
      .cta-box{padding:36px 22px}.footer-bottom{line-height:1.7}
    }

/* roulang page: category2 */
:root{
      --blue:#1769d5;--blue-dark:#104a9c;--cyan:#08a8c9;--ink:#14243d;--muted:#64738a;
      --line:#dbe6f3;--soft:#f4f8fd;--white:#fff;--navy:#10284c;--radius:16px;
      --shadow:0 14px 34px rgba(25,72,132,.09);--shadow-hover:0 18px 38px rgba(25,72,132,.15)
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:#fbfdff;color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;font-size:16px;line-height:1.72}
    a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease}
    button,input,select{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(8,168,201,.35);outline-offset:3px}
    .grid-container{max-width:1220px}
    .site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.95);border-bottom:1px solid rgba(219,230,243,.9);backdrop-filter:blur(12px)}
    .top-bar{min-height:72px;padding:14px 0;background:transparent}
    .brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-size:18px;font-weight:800;letter-spacing:-.5px}
    .brand-mark{display:grid;place-items:center;width:33px;height:33px;color:#fff;background:linear-gradient(135deg,var(--blue),var(--cyan));border-radius:10px;font-size:14px;box-shadow:0 7px 14px rgba(23,105,213,.22)}
    .nav-menu{align-items:center;gap:4px}
    .nav-menu a{position:relative;padding:9px 13px!important;color:#40516a;font-size:14px;font-weight:700}
    .nav-menu a:hover,.nav-menu a.active{color:var(--blue)}
    .nav-menu a.active:after{position:absolute;right:13px;bottom:2px;left:13px;height:2px;background:var(--cyan);border-radius:2px;content:""}
    .nav-cta{display:inline-flex!important;align-items:center;justify-content:center;min-height:42px;margin-left:9px!important;padding:0 18px!important;color:#fff!important;background:var(--blue)!important;border:1px solid var(--blue);border-radius:9px;font-weight:800!important;box-shadow:0 8px 17px rgba(23,105,213,.19)}
    .nav-cta:hover{background:var(--cyan)!important;border-color:var(--cyan);transform:translateY(-1px)}
    .menu-toggle{display:none;color:var(--blue);font-weight:800;background:none;border:0}
    .page-hero{position:relative;overflow:hidden;padding:54px 0 48px;background:linear-gradient(112deg,#f4f9ff 0%,#fff 55%,#effaff 100%);border-bottom:1px solid #e3edf8}
    .page-hero:before{position:absolute;right:-110px;top:-190px;width:470px;height:470px;border:1px solid rgba(23,105,213,.13);border-radius:50%;content:""}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:7px;margin-bottom:14px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.06em}
    .eyebrow:before,.section-kicker:before{width:22px;height:2px;background:var(--cyan);content:""}
    h1,h2,h3,p{margin-top:0}
    h1{max-width:760px;margin-bottom:15px;font-size:clamp(32px,4vw,54px);line-height:1.18;letter-spacing:-1.5px;font-weight:850}
    .hero-copy{max-width:720px;margin-bottom:23px;color:#53647b;font-size:17px}
    .crumbs{margin-bottom:19px;color:#73849b;font-size:13px}
    .crumbs a{color:var(--blue)}
    .button{margin:0;border-radius:9px;font-weight:800;transition:all .2s ease}
    .button.primary{background:var(--blue)}
    .button.primary:hover{background:var(--cyan);box-shadow:0 10px 22px rgba(8,168,201,.22);transform:translateY(-2px)}
    .button.hollow{margin-left:9px;border:1px solid #bdd1ee;color:var(--blue);background:#fff}
    .button.hollow:hover{border-color:var(--blue);color:#fff;background:var(--blue)}
    .hero-meta{display:flex;flex-wrap:wrap;gap:9px;margin-top:24px}
    .tag{display:inline-flex;align-items:center;min-height:28px;padding:3px 10px;color:#48617e;background:#fff;border:1px solid var(--line);border-radius:7px;font-size:12px;font-weight:700}
    .tag.live{color:#087f9a;background:#ecfbff;border-color:#bcecf3}
    .index-panel{position:relative;z-index:1;margin-top:5px;padding:25px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}
    .panel-top{display:flex;justify-content:space-between;align-items:center;padding-bottom:17px;border-bottom:1px solid var(--line)}
    .panel-title{font-size:16px;font-weight:850}
    .status{color:#087f9a;font-size:12px;font-weight:800}
    .year-number{margin:20px 0 9px;color:var(--blue);font-size:54px;line-height:1;font-weight:900;letter-spacing:-3px}
    .panel-note{margin:0;color:var(--muted);font-size:13px}
    .panel-line{height:8px;margin-top:20px;background:#e9f1fb;border-radius:8px;overflow:hidden}
    .panel-line span{display:block;width:68%;height:100%;background:linear-gradient(90deg,var(--blue),var(--cyan));border-radius:8px}
    section{padding:82px 0}
    .section-title{max-width:730px;margin-bottom:12px;font-size:clamp(27px,3vw,39px);line-height:1.25;letter-spacing:-1px;font-weight:850}
    .section-intro{max-width:760px;margin-bottom:32px;color:var(--muted)}
    .filter-box{padding:22px 25px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}
    .filter-box label{display:block;margin-bottom:7px;color:#53657d;font-size:13px;font-weight:800}
    .search-input,.filter-select{height:44px;margin:0;border:1px solid #cddbeb;border-radius:8px;box-shadow:none;color:var(--ink);background:#fbfdff}
    .search-input:focus,.filter-select:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(23,105,213,.12)}
    .search-button{height:44px;margin:25px 0 0;background:var(--blue);border-radius:8px}
    .search-button:hover{background:var(--cyan)}
    .tag-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px}
    .tag-row .tag{cursor:pointer}
    .tag-row .tag:hover,.tag-row .tag.selected{color:var(--blue);border-color:#9cc6ee;background:#eef7ff}
    .timeline{position:relative;margin-top:35px;padding-left:31px}
    .timeline:before{position:absolute;top:10px;bottom:10px;left:9px;width:2px;background:#cce0f4;content:""}
    .year-group{position:relative;margin-bottom:22px;padding:24px 26px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 7px 19px rgba(25,72,132,.05)}
    .year-group:before{position:absolute;top:29px;left:-29px;width:11px;height:11px;background:var(--cyan);border:3px solid #e6f8fc;border-radius:50%;content:""}
    .year-label{display:inline-block;margin-bottom:9px;color:var(--blue);font-size:13px;font-weight:850}
    .year-group h3{margin-bottom:7px;font-size:20px;font-weight:850}
    .year-group p{margin-bottom:15px;color:var(--muted);font-size:14px}
    .entry-row{display:flex;justify-content:space-between;align-items:center;gap:15px;padding-top:13px;border-top:1px dashed #dce8f4}
    .entry-info{display:flex;flex-wrap:wrap;gap:8px}
    .entry-action{white-space:nowrap;color:var(--blue);font-size:13px;font-weight:850}
    .entry-action:hover{color:var(--cyan)}
    .empty-state{margin-top:22px;padding:20px 24px;color:#667a92;background:#f7fbff;border:1px dashed #bcd4ec;border-radius:13px}
    .route-panel{padding:30px;background:var(--navy);border-radius:18px;color:#fff;box-shadow:var(--shadow)}
    .route-panel h2{margin-bottom:9px;color:#fff;font-size:26px}
    .route-panel p{margin-bottom:20px;color:#c9d9ec}
    .route-links{display:flex;flex-wrap:wrap;gap:10px}
    .route-links a{padding:10px 14px;color:#e1f5fa;background:rgba(255,255,255,.08);border:1px solid rgba(170,222,239,.28);border-radius:8px;font-size:13px;font-weight:800}
    .route-links a:hover{background:var(--cyan);border-color:var(--cyan);color:#fff}
    .faq{background:var(--soft)}
    .accordion{margin:0}
    .accordion-item{margin-bottom:10px;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;box-shadow:0 5px 13px rgba(25,72,132,.04)}
    .accordion-title{padding:17px 49px 17px 20px;border:0;color:#253c5a;font-size:16px;font-weight:800}
    .accordion-title:hover,.accordion-title:focus{background:#f6fbff;color:var(--blue)}
    .accordion-title:before{right:19px;color:var(--blue);font-size:20px}
    .accordion-content{border:0;color:var(--muted);font-size:14px;background:#fff}
    .cta{padding:75px 0;background:#fff}
    .cta-box{position:relative;overflow:hidden;padding:44px 8%;background:#eaf6ff;border:1px solid #cfe7f7;border-radius:20px}
    .cta-box:after{position:absolute;right:8%;top:-55px;width:180px;height:180px;border:1px solid rgba(23,105,213,.18);border-radius:50%;content:""}
    .cta-box h2{position:relative;z-index:1;margin-bottom:10px;font-size:32px;font-weight:850}
    .cta-box p{position:relative;z-index:1;max-width:650px;margin-bottom:22px;color:#536b84}
    .site-footer{padding:55px 0 20px;background:#edf3fa;border-top:1px solid var(--line)}
    .footer-section{margin-bottom:24px}
    .footer-brand{margin-bottom:14px}
    .footer-copy{max-width:410px;margin:0;color:#647991;font-size:13px}
    .footer-title{margin-bottom:12px;color:var(--ink);font-size:14px;font-weight:850}
    .footer-links{margin:0;list-style:none}
    .footer-links li{margin-bottom:8px}
    .footer-links a{color:#60738b;font-size:13px}
    .footer-links a:hover{color:var(--blue)}
    .footer-bottom{padding-top:20px;border-top:1px solid #d5e1ee;color:#71839a;font-size:12px}
    @media(max-width:1023px){
      .top-bar-right{display:none}.menu-toggle{display:block;margin-top:7px}.site-header.menu-open .top-bar-right{display:block;clear:both;padding-top:14px}.site-header.menu-open .nav-menu{display:flex;flex-direction:column;align-items:stretch}.site-header.menu-open .nav-menu a{display:block!important}.site-header.menu-open .nav-cta{margin:8px 0 0!important;text-align:center}
      .index-panel{margin-top:30px}
    }
    @media(max-width:767px){
      section{padding:61px 0}.page-hero{padding:39px 0 38px}h1{font-size:35px}.hero-copy{font-size:16px}.button{width:100%;margin:0 0 10px!important}.filter-box{padding:18px}.search-button{margin-top:10px;width:100%}.timeline{padding-left:24px}.year-group{padding:20px}.year-group:before{left:-22px}.entry-row{align-items:flex-start;flex-direction:column}.entry-action{padding-top:2px}.cta-box{padding:32px 24px}.cta-box h2{font-size:27px}
    }
    @media(max-width:520px){
      .brand{font-size:15px}.brand-mark{width:30px;height:30px}.top-bar{min-height:64px}.year-number{font-size:46px}.panel-top{align-items:flex-start;gap:10px;flex-direction:column}
    }

/* roulang page: category1 */
:root{
      --blue:#1769d5;--blue-dark:#104a9c;--cyan:#08a8c9;--ink:#14243d;--muted:#64738a;
      --line:#dbe6f3;--soft:#f4f8fd;--white:#fff;--navy:#10284c;--radius:16px;
      --shadow:0 14px 34px rgba(25,72,132,.09);--shadow-hover:0 18px 38px rgba(25,72,132,.15)
    }
    *,*:before,*:after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:#fbfdff;color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;font-size:16px;line-height:1.72}
    a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease}
    button,input,select{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(8,168,201,.35);outline-offset:3px}
    .grid-container{max-width:1220px}
    .site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.95);border-bottom:1px solid rgba(219,230,243,.9);backdrop-filter:blur(12px)}
    .top-bar{min-height:72px;padding:0;display:flex;align-items:center;justify-content:space-between;background:transparent}
    .top-bar-left,.top-bar-right{background:transparent}
    .brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-size:18px;font-weight:800;letter-spacing:-.5px}
    .brand-mark{display:grid;place-items:center;width:33px;height:33px;color:#fff;background:linear-gradient(135deg,var(--blue),var(--cyan));border-radius:10px;font-size:14px;box-shadow:0 7px 14px rgba(23,105,213,.22)}
    .nav-menu{align-items:center;gap:4px;background:transparent}
    .nav-menu a{position:relative;padding:9px 13px!important;color:#40516a;font-size:14px;font-weight:700}
    .nav-menu a:hover,.nav-menu a.active{color:var(--blue)}
    .nav-menu a.active:after{position:absolute;right:13px;bottom:2px;left:13px;height:2px;background:var(--cyan);border-radius:2px;content:""}
    .nav-cta{display:inline-flex!important;align-items:center;justify-content:center;min-height:42px;margin-left:9px!important;padding:0 18px!important;color:#fff!important;background:var(--blue)!important;border:1px solid var(--blue);border-radius:9px;font-weight:800!important;box-shadow:0 8px 17px rgba(23,105,213,.19)}
    .nav-cta:hover{background:var(--cyan)!important;border-color:var(--cyan);transform:translateY(-1px)}
    .menu-toggle{display:none;border:0;background:none;color:var(--blue);font-weight:800;cursor:pointer}
    .page-hero{position:relative;overflow:hidden;padding:55px 0 64px;background:linear-gradient(112deg,#f4f9ff 0%,#fff 55%,#effaff 100%);border-bottom:1px solid #e3edf8}
    .page-hero:before{position:absolute;right:-120px;top:-210px;width:510px;height:510px;border:1px solid rgba(23,105,213,.12);border-radius:50%;content:""}
    .page-hero:after{position:absolute;right:12%;bottom:25px;width:120px;height:120px;background-image:radial-gradient(rgba(8,168,201,.3) 1px,transparent 1px);background-size:12px 12px;content:""}
    .hero-inner{position:relative;z-index:1}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:7px;margin-bottom:14px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.06em}
    .eyebrow:before,.section-kicker:before{width:22px;height:2px;background:var(--cyan);content:""}
    .crumbs{margin:0 0 20px;color:#74849a;font-size:13px}
    .crumbs a{color:var(--blue)}
    h1{max-width:760px;margin:0 0 16px;font-size:clamp(31px,4vw,51px);line-height:1.2;letter-spacing:-1.5px;font-weight:850}
    .hero-summary{max-width:730px;margin:0 0 26px;color:#53647b;font-size:17px}
    .button{margin:0;border-radius:9px;font-weight:800;transition:all .2s ease}
    .button.primary{background:var(--blue)}
    .button.primary:hover{background:var(--cyan);box-shadow:0 10px 22px rgba(8,168,201,.22);transform:translateY(-2px)}
    .button.hollow{margin-left:9px;border:1px solid #bdd1ee;color:var(--blue);background:#fff}
    .button.hollow:hover{border-color:var(--blue);color:#fff;background:var(--blue)}
    .hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}
    .tag{display:inline-flex;align-items:center;min-height:28px;padding:3px 10px;color:#48617e;background:#fff;border:1px solid var(--line);border-radius:7px;font-size:12px;font-weight:700}
    .tag.live{color:#087f9a;background:#ecfbff;border-color:#bcecf3}
    .notice-bar{padding:15px 0;background:#12335d;color:#d9eafb}
    .notice-flex{display:flex;align-items:center;justify-content:space-between;gap:20px}
    .notice-text{font-size:14px;font-weight:700}
    .notice-text b{color:#7be2f2}
    .timer{display:flex;align-items:center;gap:7px;white-space:nowrap;color:#fff;font-weight:800}
    .timer span{display:inline-grid;place-items:center;min-width:32px;padding:3px 6px;background:#0c2446;border:1px solid #31577f;border-radius:6px;color:#8ce5f0}
    .filter-wrap{position:relative;z-index:2;margin-top:-29px}
    .filter-panel{padding:20px 22px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}
    .filter-panel label{color:#53657d;font-size:13px;font-weight:800}
    .filter-panel input,.filter-panel select{height:43px;margin:6px 0 0;border:1px solid #cddbeb;border-radius:8px;box-shadow:none;color:var(--ink);background:#fff}
    .filter-panel input:focus,.filter-panel select:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(23,105,213,.12)}
    .filter-button{height:43px;margin-top:25px;background:var(--blue);border-radius:8px}
    .filter-button:hover{background:var(--cyan)}
    section{padding:78px 0}
    .section-title{max-width:730px;margin:0 0 11px;font-size:clamp(27px,3vw,39px);line-height:1.25;letter-spacing:-1px;font-weight:850}
    .section-intro{max-width:760px;margin:0 0 32px;color:var(--muted)}
    .featured{padding-top:66px}
    .featured-card{display:grid;grid-template-columns:1.25fr .75fr;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}
    .featured-main{padding:34px 38px}
    .featured-side{display:flex;flex-direction:column;justify-content:space-between;padding:30px;background:var(--soft);border-left:1px solid var(--line)}
    .featured-main h2{margin:13px 0 9px;font-size:25px;line-height:1.35}
    .featured-main p,.entry-card p{margin:0;color:var(--muted);font-size:14px}
    .meta-line{display:flex;flex-wrap:wrap;gap:8px;margin:17px 0}
    .small-label{color:#71839a;font-size:12px}
    .status{display:inline-flex;align-items:center;gap:6px;color:#087f9a;font-size:13px;font-weight:800}
    .status:before{width:7px;height:7px;border-radius:50%;background:var(--cyan);content:""}
    .side-number{color:var(--blue);font-size:44px;font-weight:850;line-height:1}
    .side-copy{margin:8px 0 0;color:#60738c;font-size:13px}
    .browse{background:#f6faff;border-top:1px solid #edf3fa;border-bottom:1px solid #edf3fa}
    .entry-list{border-top:1px solid var(--line)}
    .entry-card{display:grid;grid-template-columns:110px 1fr auto;gap:22px;align-items:center;padding:23px 0;border-bottom:1px solid var(--line)}
    .entry-index{color:var(--blue);font-size:28px;font-weight:850}
    .entry-card h3{margin:0 0 5px;font-size:18px}
    .entry-action{color:var(--blue);font-size:14px;font-weight:800;white-space:nowrap}
    .entry-action:hover{color:var(--cyan)}
    .sidebar-panel{padding:24px;background:#eef6ff;border:1px solid #d8e8f8;border-radius:15px}
    .sidebar-panel h3{margin:0 0 14px;font-size:17px}
    .keyword-cloud{display:flex;flex-wrap:wrap;gap:8px}
    .keyword-cloud a{padding:6px 10px;background:#fff;border:1px solid #d2e2f3;border-radius:7px;color:#4e6784;font-size:12px;font-weight:700}
    .keyword-cloud a:hover{border-color:var(--blue);color:var(--blue)}
    .reading-note{margin-top:18px;padding-top:17px;border-top:1px solid #d3e4f4;color:#63758c;font-size:13px}
    .faq{background:var(--soft)}
    .accordion{background:transparent}
    .accordion-item{margin-bottom:10px;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;box-shadow:0 5px 13px rgba(25,72,132,.04)}
    .accordion-title{padding:17px 49px 17px 20px;border:0;color:#253c5a;font-size:16px;font-weight:800}
    .accordion-title:hover,.accordion-title:focus{background:#f6fbff;color:var(--blue)}
    .accordion-title:before{right:19px;color:var(--blue);font-size:20px}
    .accordion-content{border:0;color:#60738b;font-size:14px;line-height:1.8}
    .cta{padding:68px 0;background:#fff}
    .cta-box{position:relative;overflow:hidden;padding:42px 8%;background:linear-gradient(110deg,#eaf5ff,#f5fcff);border:1px solid #cfe4f8;border-radius:20px}
    .cta-box:after{position:absolute;right:5%;top:-45px;width:170px;height:170px;border:1px solid rgba(23,105,213,.18);border-radius:50%;content:""}
    .cta-box h2,.cta-box p,.cta-box .button{position:relative;z-index:1}
    .cta-box h2{margin:0 0 10px;font-size:29px;line-height:1.3}
    .cta-box p{max-width:650px;margin:0 0 22px;color:#5d718b}
    .site-footer{padding:53px 0 20px;background:#10284c;color:#d6e5f4}
    .footer-brand{color:#fff}
    .footer-copy{max-width:410px;margin:17px 0 0;color:#a9bfd7;font-size:13px}
    .footer-title{margin-bottom:12px;color:#fff;font-weight:800}
    .footer-links{margin:0;list-style:none}
    .footer-links li{margin:7px 0}
    .footer-links a{color:#a9bfd7;font-size:13px}
    .footer-links a:hover{color:#7be2f2}
    .footer-bottom{margin-top:38px;padding-top:17px;border-top:1px solid rgba(214,229,244,.16);color:#91abc6;font-size:12px}
    @media(max-width:1024px){.grid-container{padding-right:24px;padding-left:24px}.nav-menu a{padding-right:8px!important;padding-left:8px!important}.featured-main{padding:30px}.featured-side{padding:26px}}
    @media(max-width:767px){
      .top-bar{min-height:65px}.menu-toggle{display:block}.top-bar-right{display:none;width:100%;padding:10px 0}.top-bar.is-open{flex-wrap:wrap}.top-bar.is-open .top-bar-right{display:block}.nav-menu{display:flex;flex-direction:column;align-items:stretch;gap:0}.nav-menu a{display:block!important;padding:12px 4px!important}.nav-menu a.active:after{right:auto;bottom:5px;left:4px;width:25px}.nav-cta{margin:7px 0 0!important;text-align:center}.page-hero{padding:42px 0 49px}h1{font-size:35px}.hero-summary{font-size:16px}.notice-flex{align-items:flex-start;flex-direction:column;gap:9px}.filter-panel{padding:17px}.filter-button{margin-top:7px;width:100%}.featured-card{display:block}.featured-side{border-top:1px solid var(--line);border-left:0}.entry-card{grid-template-columns:55px 1fr;gap:13px}.entry-action{grid-column:2}.entry-index{font-size:23px}.cta-box{padding:33px 25px}.site-footer{padding-top:42px}}
    @media(max-width:520px){.grid-container{padding-right:18px;padding-left:18px}.brand{font-size:15px}.brand-mark{width:30px;height:30px}.button.hollow{margin:10px 0 0}.hero-tags{gap:6px}.featured-main{padding:25px 21px}.featured-main h2{font-size:21px}.section-title{font-size:28px}section{padding:60px 0}.footer-section{margin-bottom:24px}}