/* roulang page: index */
:root{
      --blue:#1769c2;
      --blue-dark:#0f5199;
      --blue-soft:#eaf3ff;
      --teal:#16856b;
      --amber:#c98218;
      --ink:#13243a;
      --text:#31445d;
      --muted:#6c7c91;
      --line:#dce7f3;
      --paper:#ffffff;
      --bg:#f5f8fc;
      --bg-deep:#edf3fa;
      --radius:16px;
      --radius-sm:11px;
      --shadow:0 12px 32px rgba(31,72,120,.08);
      --shadow-hover:0 18px 40px rgba(31,72,120,.14);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.8}
    a{color:inherit;text-decoration:none;transition:color .2s ease,transform .2s ease,border-color .2s ease,background .2s ease}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    img{max-width:100%;display:block}
    :focus-visible{outline:3px solid rgba(23,105,194,.28);outline-offset:3px}
    .grid-container{max-width:1220px;padding-left:20px;padding-right:20px}
    .site-header{height:76px;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);box-shadow:0 3px 16px rgba(24,66,110,.035);position:sticky;top:0;z-index:50}
    .topbar{height:76px;display:flex;align-items:center;gap:28px}
    .brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:800;font-size:16px;line-height:1.25;white-space:nowrap;letter-spacing:-.3px}
    .brand-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(145deg,var(--blue),#4b98df);display:grid;place-items:center;color:#fff;box-shadow:0 6px 14px rgba(23,105,194,.22);font-size:16px}
    .main-nav{flex:1;display:flex;justify-content:center}
    .main-nav .menu{gap:6px;background:transparent}
    .main-nav .menu a{color:var(--muted);font-weight:650;font-size:14px;padding:11px 14px;position:relative;border-radius:9px}
    .main-nav .menu a:hover{background:#f1f7ff;color:var(--blue)}
    .main-nav .menu a.active{color:var(--blue);background:#edf5ff}
    .main-nav .menu a.active:after{content:"";position:absolute;left:18px;right:18px;bottom:4px;height:2px;background:var(--blue);border-radius:3px}
    .header-tools{display:flex;align-items:center;gap:10px}
    .search-compact{width:170px;height:40px;border:1px solid var(--line);border-radius:10px;background:#f8fbff;display:flex;align-items:center;padding:0 12px;gap:8px;color:var(--muted)}
    .search-compact input{width:100%;background:transparent;border:0;outline:0;font-size:13px;color:var(--ink)}
    .search-compact input::placeholder{color:#95a4b6}
    .menu-toggle{display:none;border:1px solid var(--line);background:#fff;color:var(--blue);height:42px;width:42px;border-radius:10px;font-size:20px}
    .button{margin:0;border-radius:10px;padding:12px 17px;background:var(--blue);font-weight:700;font-size:14px;line-height:1.25;box-shadow:none;transition:all .2s ease}
    .button:hover,.button:focus{background:var(--blue-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(23,105,194,.2)}
    .button.hollow{background:#fff;border:1px solid #a9c9ed;color:var(--blue)}
    .button.hollow:hover,.button.hollow:focus{background:var(--blue-soft);color:var(--blue-dark);border-color:var(--blue)}
    .mobile-nav{display:none;background:#fff;border-top:1px solid var(--line);padding:12px 20px 18px}
    .mobile-nav a{display:block;padding:12px 6px;color:var(--text);font-weight:700}
    .mobile-nav a.active{color:var(--blue)}
    .hero{position:relative;overflow:hidden;padding:82px 0 68px;background:linear-gradient(150deg,#f8fbff 0%,#edf5ff 58%,#f7fbfd 100%)}
    .hero:before{content:"";position:absolute;width:720px;height:720px;border:1px solid rgba(23,105,194,.10);border-radius:50%;right:-260px;top:-440px;box-shadow:0 0 0 34px rgba(23,105,194,.025),0 0 0 70px rgba(23,105,194,.018)}
    .hero:after{content:"";position:absolute;inset:0;pointer-events:none;background-image:radial-gradient(rgba(23,105,194,.16) 1px,transparent 1px);background-size:24px 24px;mask-image:linear-gradient(90deg,rgba(0,0,0,.25),transparent 80%)}
    .hero-inner{position:relative;z-index:1}
    .launch-line{display:flex;align-items:center;justify-content:space-between;gap:18px;border:1px solid #d5e6f7;background:rgba(255,255,255,.72);border-radius:14px;padding:12px 16px;margin-bottom:30px}
    .launch-kicker{display:flex;align-items:center;gap:9px;font-size:13px;font-weight:750;color:var(--blue)}
    .pulse{width:8px;height:8px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 5px rgba(22,133,107,.12)}
    .launch-time{font-size:13px;color:var(--muted)}
    .hero-copy{max-width:860px;margin:0 auto;text-align:center}
    .eyebrow{display:inline-flex;align-items:center;gap:7px;border:1px solid #cfe2f6;background:#fff;border-radius:30px;color:var(--blue);padding:5px 12px;font-size:12px;font-weight:800;letter-spacing:.3px}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:48px;line-height:1.22;letter-spacing:-1.3px;color:var(--ink);margin:18px 0 18px;font-weight:800}
    .accent{color:var(--blue)}
    .hero-copy p{max-width:780px;margin:0 auto;color:#4c6078;font-size:17px;line-height:1.9}
    .hero-actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin:28px 0 36px}
    .hero-dash{display:grid;grid-template-columns:1.1fr .9fr .9fr .9fr;max-width:1020px;margin:auto;background:#fff;border:1px solid #d9e7f5;border-radius:18px;box-shadow:var(--shadow);overflow:hidden;text-align:left}
    .metric{padding:20px 21px;border-right:1px solid var(--line);position:relative}
    .metric:last-child{border-right:0}
    .metric small{display:block;color:var(--muted);font-size:12px;font-weight:650;margin-bottom:5px}
    .metric strong{display:block;color:var(--ink);font-size:24px;line-height:1.25;letter-spacing:-.4px}
    .metric .state{font-size:12px;color:var(--teal);font-weight:700;margin-top:4px;display:inline-flex;align-items:center;gap:5px}
    .metric .state:before{content:"";width:6px;height:6px;background:var(--teal);border-radius:50%}
    .metric.featured{background:linear-gradient(135deg,#edf6ff,#fff)}
    .metric.featured strong{font-size:18px;color:var(--blue)}
    .section{padding:86px 0}
    .section-head{max-width:690px;margin-bottom:34px}
    .section-head .section-label{color:var(--blue);font-size:12px;font-weight:800;letter-spacing:1.2px}
    h2{font-size:32px;line-height:1.35;letter-spacing:-.65px;color:var(--ink);font-weight:800;margin:8px 0 10px}
    .section-head p{margin:0;color:var(--muted);font-size:15px}
    .series-zone{background:var(--paper)}
    .series-aside{padding-right:36px}
    .series-aside p{color:var(--muted);font-size:15px;margin-bottom:20px}
    .mini-index{list-style:none;margin:0;padding:0;border-left:2px solid #dce9f7}
    .mini-index li{padding:8px 0 8px 15px;color:#62758d;font-size:14px;position:relative}
    .mini-index li:before{content:"";position:absolute;left:-5px;top:18px;width:8px;height:8px;background:#b7d4ef;border-radius:50%}
    .mini-index li:first-child{color:var(--blue);font-weight:800}
    .mini-index li:first-child:before{background:var(--blue)}
    .matrix{display:grid;grid-template-columns:1.2fr 1fr;gap:16px}
    .info-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 7px 20px rgba(31,72,120,.045);min-height:186px;display:flex;flex-direction:column;transition:all .22s ease}
    .info-card:hover{transform:translateY(-4px);border-color:#a9ccec;box-shadow:var(--shadow-hover)}
    .info-card.major{grid-row:span 2;background:linear-gradient(145deg,#eaf4ff,#fafeff);min-height:388px;padding:30px}
    .card-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:12px;background:#e5f1ff;color:var(--blue);font-size:20px;margin-bottom:19px}
    .info-card.major .card-icon{width:54px;height:54px;font-size:25px;background:var(--blue);color:#fff}
    .info-card h3{font-size:19px;line-height:1.4;color:var(--ink);font-weight:800;margin:0 0 8px}
    .info-card p{font-size:14px;line-height:1.75;color:var(--muted);margin:0 0 16px}
    .tag{display:inline-flex;align-items:center;width:max-content;border-radius:6px;padding:4px 8px;background:#f0f6fc;color:#53718f;font-size:11px;font-weight:750}
    .tag.green{background:#e9f7f3;color:var(--teal)}
    .card-link{margin-top:auto;color:var(--blue);font-size:14px;font-weight:800}
    .card-link span{display:inline-block;transition:transform .2s ease}
    .card-link:hover span{transform:translateX(4px)}
    .compare-section{background:linear-gradient(180deg,var(--bg) 0%,#eef5fc 100%);border-top:1px solid #e5eef7;border-bottom:1px solid #e2edf7}
    .compare-top{display:flex;align-items:end;justify-content:space-between;gap:20px}
    .filter-link{margin-bottom:30px;color:var(--blue);font-size:14px;font-weight:800;border-bottom:1px solid #9dc4ea}
    .compare-grid{display:grid;grid-template-columns:1fr 110px 1fr;align-items:stretch;gap:18px}
    .path-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;box-shadow:var(--shadow)}
    .path-card.recommended{border:2px solid #9fc9ef;background:linear-gradient(150deg,#f4faff,#fff)}
    .path-top{display:flex;justify-content:space-between;align-items:center;gap:10px;border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:16px}
    .path-top h3{font-size:20px;color:var(--ink);font-weight:800;margin:0}
    .path-note{font-size:11px;font-weight:800;border-radius:6px;padding:4px 8px;background:#eef2f6;color:#718096}
    .recommended .path-note{background:#e7f4ff;color:var(--blue)}
    .path-list{list-style:none;margin:0;padding:0}
    .path-list li{display:flex;gap:10px;padding:10px 0;border-bottom:1px dashed #e3ebf4;font-size:14px;color:#566a81}
    .path-list li:last-child{border-bottom:0}
    .path-list i{color:#90a2b6;font-style:normal}
    .recommended .path-list i{color:var(--teal)}
    .compare-axis{display:flex;flex-direction:column;justify-content:center;align-items:center;color:#8ba0b6;gap:11px;font-size:12px;font-weight:800}
    .axis-line{height:110px;width:1px;background:linear-gradient(var(--blue),#bdd8ee)}
    .calendar{background:#fff}
    .calendar-layout{display:grid;grid-template-columns:250px 1fr;gap:28px}
    .date-stack{border-radius:16px;background:var(--blue);padding:25px;color:#fff;box-shadow:0 12px 28px rgba(23,105,194,.2)}
    .date-stack small{display:block;opacity:.78;font-size:12px;font-weight:700}
    .date-stack strong{display:block;font-size:44px;line-height:1.1;margin:9px 0;font-weight:800}
    .date-stack p{margin:0;font-size:13px;line-height:1.7;opacity:.86}
    .update-list{border:1px solid var(--line);border-radius:16px;overflow:hidden}
    .update-row{display:grid;grid-template-columns:88px 1fr auto;align-items:center;gap:18px;padding:18px 21px;border-bottom:1px solid var(--line)}
    .update-row:last-child{border:0}
    .update-date{font-size:13px;font-weight:800;color:var(--blue)}
    .update-content strong{display:block;color:var(--ink);font-size:15px}
    .update-content span{display:block;font-size:13px;color:var(--muted)}
    .update-status{font-size:12px;color:var(--teal);font-weight:800}
    .news-section{padding-top:80px}
    .news-shell{display:grid;grid-template-columns:1.45fr .8fr;gap:28px}
    .news-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 8px 25px rgba(31,72,120,.045)}
    .news-item{display:grid;grid-template-columns:82px 1fr auto;gap:18px;align-items:center;padding:20px 22px;border-bottom:1px solid var(--line)}
    .news-item:last-child{border-bottom:0}
    .news-code{height:52px;border-radius:11px;background:#edf5ff;color:var(--blue);display:grid;place-items:center;font-size:13px;font-weight:850}
    .news-item h3{font-size:16px;color:var(--ink);font-weight:800;margin:0 0 3px}
    .news-item p{font-size:13px;color:var(--muted);margin:0;line-height:1.65}
    .news-arrow{color:var(--blue);font-weight:800;font-size:20px}
    .notice-panel{background:linear-gradient(155deg,#edf7ff,#fff);border:1px solid #cfe3f5;border-radius:var(--radius);padding:26px}
    .notice-panel h3{font-size:20px;color:var(--ink);font-weight:800;margin:0 0 10px}
    .notice-panel p{font-size:14px;color:var(--muted);margin:0 0 17px}
    .notice-panel ul{list-style:none;margin:0;padding:0}
    .notice-panel li{font-size:13px;color:#546b83;padding:9px 0;border-bottom:1px solid #dbeaf6}
    .notice-panel li:last-child{border:0}
    .milestone{background:#f0f6fc;border-top:1px solid #e0ebf5}
    .timeline{display:grid;grid-template-columns:repeat(4,1fr);position:relative}
    .timeline:before{content:"";position:absolute;top:25px;left:10%;right:10%;height:2px;background:#c9def0}
    .mile{position:relative;padding:0 18px}
    .mile-dot{position:relative;z-index:1;width:52px;height:52px;background:#fff;border:2px solid #9ec8ec;border-radius:50%;display:grid;place-items:center;color:var(--blue);font-weight:850;margin-bottom:16px}
    .mile h3{font-size:16px;color:var(--ink);font-weight:800;margin:0 0 6px}
    .mile p{font-size:13px;color:var(--muted);margin:0;line-height:1.7}
    .faq-section{background:#fff}
    .faq-wrap{max-width:890px;margin:auto}
    .faq-intro{text-align:center;margin-bottom:28px}
    .faq-intro p{color:var(--muted);margin:0}
    .accordion{margin:0;background:transparent}
    .accordion-item{margin-bottom:10px;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff}
    .accordion-title{border:0!important;color:var(--ink)!important;font-weight:800;font-size:16px;padding:18px 48px 18px 20px;line-height:1.5}
    .accordion-title:before{color:var(--blue);font-size:20px;right:20px;margin-top:-13px}
    .accordion-title:hover,.accordion-title:focus{background:#f3f8fe}
    .accordion-item.is-active{border-color:#b7d5ee;box-shadow:0 8px 20px rgba(31,72,120,.06)}
    .accordion-item.is-active .accordion-title{background:#edf6ff;border-left:3px solid var(--blue)}
    .accordion-content{border:0!important;background:#fbfdff;color:#566b83;font-size:14px;line-height:1.9;padding:0 22px 19px}
    .cta-section{padding:82px 0;background:linear-gradient(135deg,#e7f2fe,#f6fbff)}
    .cta-layout{background:rgba(255,255,255,.54);border:1px solid #cfdfef;border-radius:20px;padding:34px;box-shadow:var(--shadow)}
    .cta-copy{padding:15px 28px 10px 6px}
    .cta-copy h2{margin-top:8px}
    .cta-copy p{font-size:15px;color:var(--muted)}
    .trust-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}
    .trust-row span{font-size:12px;font-weight:750;color:#4e6a85;border:1px solid #d1e1ef;background:#fff;border-radius:7px;padding:5px 9px}
    .form-card{background:#fff;border:1px solid #d9e6f2;border-radius:16px;padding:25px;box-shadow:0 14px 34px rgba(31,72,120,.12)}
    .form-card label{color:#52667d;font-size:13px;font-weight:750;margin-bottom:6px}
    .form-card input,.form-card select,.form-card textarea{border:1px solid #d5e2ef;border-radius:9px;box-shadow:none;color:var(--ink);font-size:14px;padding:10px 12px;margin:0 0 14px;background:#fbfdff}
    .form-card input:focus,.form-card select:focus,.form-card textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(23,105,194,.1);background:#fff}
    .form-card textarea{height:86px;resize:vertical}
    .consent{display:flex;align-items:flex-start;gap:8px;color:var(--muted);font-size:12px;line-height:1.6;margin:0 0 15px}
    .consent input{width:16px;height:16px;margin:3px 0 0}
    .form-message{display:none;margin-top:13px;padding:10px 12px;border-radius:8px;background:#eaf7f2;color:var(--teal);font-size:13px;font-weight:700}
    .site-footer{background:#eaf1f8;border-top:1px solid #d5e1ec;padding:56px 0 0}
    .footer-brand p{font-size:13px;color:#63778d;max-width:290px;margin:14px 0 0}
    .footer-title{color:var(--ink);font-size:14px;font-weight:850;margin:4px 0 14px}
    .footer-links{list-style:none;margin:0;padding:0}
    .footer-links li{margin:8px 0}
    .footer-links a{font-size:13px;color:#62768b}
    .footer-links a:hover{color:var(--blue)}
    .footer-bottom{margin-top:42px;border-top:1px solid #d1dde9;padding:17px 0;color:#718397;font-size:12px}
    .footer-bottom .grid-x{align-items:center}
    @media(max-width:1024px){
      .topbar{gap:16px}.search-compact{width:135px}.brand{font-size:14px}
      .hero{padding-top:62px}.hero-dash{grid-template-columns:repeat(2,1fr)}
      .metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .series-aside{padding-right:18px}.timeline{grid-template-columns:repeat(2,1fr);gap:26px}.timeline:before{display:none}
      .mile{padding:0}.news-shell{grid-template-columns:1fr}
    }
    @media(max-width:767px){
      .site-header,.topbar{height:66px}.topbar{gap:10px}.brand{font-size:13px;max-width:235px}.brand-mark{width:31px;height:31px}
      .main-nav,.header-tools .search-compact,.header-tools .button{display:none}.header-tools{margin-left:auto}.menu-toggle{display:block}
      .mobile-nav.open{display:block}.hero{padding:43px 0 45px}.launch-line{padding:10px 12px;margin-bottom:24px}.launch-time{display:none}
      h1{font-size:34px;letter-spacing:-.8px}.hero-copy p{font-size:15px}.hero-actions{margin:23px 0 28px}.button{min-height:44px;display:inline-flex;align-items:center;justify-content:center}
      .hero-dash{grid-template-columns:1fr 1fr}.metric{padding:16px}.metric strong{font-size:20px}.metric.featured strong{font-size:16px}
      .section{padding:61px 0}h2{font-size:27px}.series-aside{padding-right:0;margin-bottom:25px}.matrix{grid-template-columns:1fr}.info-card.major{grid-row:auto;min-height:270px}.info-card{min-height:0}
      .compare-top{display:block}.filter-link{display:inline-block;margin-bottom:20px}.compare-grid{grid-template-columns:1fr;gap:12px}.compare-axis{flex-direction:row;height:36px}.axis-line{height:1px;width:70px}
      .calendar-layout{grid-template-columns:1fr}.date-stack{padding:21px}.update-row{grid-template-columns:68px 1fr;gap:11px;padding:15px}.update-status{grid-column:2}.news-item{grid-template-columns:54px 1fr auto;gap:12px;padding:16px}.news-code{height:46px;font-size:11px}
      .timeline{grid-template-columns:1fr 1fr;gap:22px}.cta-layout{padding:20px}.cta-copy{padding:4px 0 20px}.form-card{padding:20px}.site-footer{padding-top:42px}.footer-col{margin-top:25px}
    }
    @media(max-width:520px){
      .grid-container{padding-left:18px;padding-right:18px}.brand{max-width:215px}.hero-dash{display:block}.metric{border-right:0;border-bottom:1px solid var(--line)}.metric:last-child{border-bottom:0}
      h1{font-size:30px}.hero-actions{display:grid;grid-template-columns:1fr}.hero-actions .button{width:100%}.launch-kicker{font-size:12px}
      .update-row{grid-template-columns:1fr}.update-status{grid-column:auto}.news-item p{display:none}.news-item h3{font-size:14px}.timeline{grid-template-columns:1fr}.footer-bottom{text-align:center}.footer-bottom .cell:last-child{margin-top:5px;text-align:center!important}
    }

/* roulang page: category1 */
:root{
 --blue:#1769c2;--blue-dark:#0f5199;--blue-soft:#eaf3ff;--teal:#16856b;
 --amber:#c98218;--ink:#13243a;--text:#31445d;--muted:#6c7c91;
 --line:#dce7f3;--paper:#fff;--bg:#f5f8fc;--bg-deep:#edf3fa;
 --radius:16px;--radius-sm:11px;--shadow:0 12px 32px rgba(31,72,120,.08);
 --shadow-hover:0 18px 40px rgba(31,72,120,.14)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.8}
a{color:inherit;text-decoration:none;transition:all .2s ease}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
.grid-container{max-width:1220px;padding-left:20px;padding-right:20px}
.site-header{height:76px;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);box-shadow:0 3px 16px rgba(24,66,110,.035);position:sticky;top:0;z-index:50}
.topbar{height:76px;display:flex;align-items:center;gap:28px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:800;font-size:16px;line-height:1.25;white-space:nowrap;letter-spacing:-.3px}
.brand-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(145deg,var(--blue),#4b98df);display:grid;place-items:center;color:#fff;box-shadow:0 6px 14px rgba(23,105,194,.22);font-size:16px}
.main-nav{flex:1;display:flex;justify-content:center}
.main-nav .menu{gap:6px;background:transparent}
.main-nav .menu a{color:var(--muted);font-weight:650;font-size:14px;padding:11px 14px;position:relative;border-radius:9px}
.main-nav .menu a:hover{background:#f1f7ff;color:var(--blue)}
.main-nav .menu a.active{color:var(--blue);background:#edf5ff}
.main-nav .menu a.active:after{content:"";position:absolute;left:18px;right:18px;bottom:4px;height:2px;background:var(--blue);border-radius:3px}
.header-tools{display:flex;align-items:center;gap:10px}
.search-compact{width:170px;height:40px;border:1px solid var(--line);border-radius:10px;background:#f8fbff;display:flex;align-items:center;padding:0 12px;gap:8px;color:var(--muted)}
.search-compact input{width:100%;background:transparent;border:0;outline:0;font-size:13px;color:var(--ink)}
.search-compact input::placeholder{color:#95a4b6}
.button{margin:0;border-radius:10px;padding:12px 17px;background:var(--blue);font-weight:700;font-size:14px;line-height:1.25;box-shadow:none;transition:all .2s ease}
.button:hover,.button:focus{background:var(--blue-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(23,105,194,.2)}
.button.hollow{background:#fff;border:1px solid #a9c9ed;color:var(--blue)}
.button.hollow:hover,.button.hollow:focus{background:var(--blue-soft);color:var(--blue-dark);border-color:var(--blue)}
.menu-toggle{display:none;border:1px solid var(--line);background:#fff;color:var(--blue);height:42px;width:42px;border-radius:10px;font-size:20px}
.mobile-nav{display:none;background:#fff;border-top:1px solid var(--line);padding:12px 20px 18px}
.mobile-nav a{display:block;padding:12px 6px;color:var(--text);font-weight:700}
.mobile-nav a.active{color:var(--blue)}
.breadcrumb-bar{background:#edf4fb;border-bottom:1px solid #e0ebf6}
.breadcrumb{padding:15px 0;color:var(--muted);font-size:13px}
.breadcrumb a{color:var(--blue)}
.page-intro{padding:58px 0 42px;background:linear-gradient(145deg,#f8fbff,#edf5fd)}
.intro-grid{display:grid;grid-template-columns:1.5fr .85fr;gap:60px;align-items:end}
.eyebrow,.tag{display:inline-flex;align-items:center;width:max-content;border-radius:7px;padding:4px 9px;font-size:11px;font-weight:800}
.eyebrow{border:1px solid #cfe2f6;background:#fff;color:var(--blue);letter-spacing:.5px}
h1,h2,h3{color:var(--ink);margin-top:0}
h1{font-size:clamp(32px,4vw,46px);line-height:1.25;letter-spacing:-1.2px;margin:15px 0 15px;font-weight:800}
h2{font-size:30px;line-height:1.35;font-weight:800}
.intro-text{font-size:17px;color:#50657d;max-width:720px;margin:0}
.overview{background:#fff;border:1px solid var(--line);border-radius:18px;padding:23px;box-shadow:var(--shadow)}
.overview-title{font-weight:800;color:var(--ink);font-size:14px;margin-bottom:16px}
.overview-row{display:flex;justify-content:space-between;padding:10px 0;border-top:1px solid #edf2f7;font-size:13px}
.overview-row strong{color:var(--blue)}
.status-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--teal);margin-right:6px}
.filter-wrap{padding:24px 0;background:#fff;border-bottom:1px solid var(--line)}
.filter-scroll{display:flex;gap:10px;overflow:auto;white-space:nowrap;padding-bottom:2px}
.filter{border:1px solid #cbddec;background:#fff;color:#55708e;border-radius:9px;padding:9px 15px;font-size:13px;font-weight:700;min-height:44px}
.filter:hover,.filter.selected{background:var(--blue-soft);border-color:#9bc4ec;color:var(--blue)}
.content-area{padding:72px 0}
.content-layout{display:grid;grid-template-columns:minmax(0,2.1fr) minmax(260px,1fr);gap:34px;align-items:start}
.section-kicker{color:var(--blue);font-size:12px;font-weight:800;letter-spacing:1.1px}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:27px}
.section-head h2{margin:5px 0 0;font-size:28px}
.section-head p{color:var(--muted);font-size:14px;margin:0}
.guide-list{display:flex;flex-direction:column;gap:18px}
.guide-card{display:grid;grid-template-columns:190px 1fr;gap:25px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:0 7px 20px rgba(31,72,120,.045);transition:all .22s ease}
.guide-card:hover{transform:translateY(-3px);border-color:#a9ccec;box-shadow:var(--shadow-hover)}
.guide-card.featured{grid-template-columns:220px 1fr;padding:20px}
.abstract-thumb{min-height:174px;border-radius:12px;position:relative;overflow:hidden;background:linear-gradient(145deg,#1769c2 0%,#67a9df 55%,#dff1ff 100%);display:flex;align-items:flex-end;padding:17px;color:#fff}
.guide-card:nth-child(2) .abstract-thumb{background:linear-gradient(145deg,#1d668f,#51a99d 58%,#e5f7f3)}
.guide-card:nth-child(3) .abstract-thumb{background:linear-gradient(145deg,#315383,#9db9d4)}
.guide-card:nth-child(4) .abstract-thumb{background:linear-gradient(145deg,#6b7ca6,#d8e5f5)}
.abstract-thumb:before{content:"";position:absolute;width:180px;height:180px;border:1px solid rgba(255,255,255,.42);border-radius:50%;right:-55px;top:-55px;box-shadow:0 0 0 18px rgba(255,255,255,.1),0 0 0 38px rgba(255,255,255,.08)}
.thumb-number{position:absolute;top:14px;left:16px;font-weight:800;font-size:12px;letter-spacing:1px;opacity:.85}
.thumb-label{position:relative;font-size:15px;font-weight:800;line-height:1.4}
.card-meta{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.tag{background:#f0f6fc;color:#53718f}
.tag.green{background:#e9f7f3;color:var(--teal)}
.tag.amber{background:#fff6e7;color:var(--amber)}
.guide-card h3{font-size:20px;line-height:1.4;margin:0 0 8px}
.guide-card p{font-size:14px;color:var(--muted);line-height:1.75;margin:0 0 15px;max-width:620px}
.guide-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12px;color:var(--muted)}
.card-link{color:var(--blue);font-size:14px;font-weight:800}
.card-link span{display:inline-block;transition:transform .2s ease}
.card-link:hover span{transform:translateX(4px)}
.sidebar{display:flex;flex-direction:column;gap:17px;position:sticky;top:98px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:21px;box-shadow:0 7px 20px rgba(31,72,120,.045)}
.side-card h3{font-size:17px;margin:0 0 14px}
.side-search{display:flex;border:1px solid var(--line);border-radius:9px;overflow:hidden;background:#f8fbff}
.side-search input{border:0;background:transparent;padding:10px;width:100%;outline:0;font-size:13px}
.side-search button{border:0;background:var(--blue);color:#fff;width:44px}
.side-links{list-style:none;margin:0;padding:0}
.side-links li{border-top:1px solid #edf2f7}
.side-links a{display:flex;justify-content:space-between;padding:9px 0;color:#526b86;font-size:13px}
.side-links a:hover{color:var(--blue);padding-left:3px}
.legend{display:grid;gap:10px;font-size:13px;color:var(--muted)}
.legend span{display:flex;align-items:center;gap:8px}
.legend i{width:9px;height:9px;border-radius:50%;display:inline-block;background:var(--teal)}
.legend .pending{background:var(--amber)}
.legend .basic{background:#9eacba}
.notice{background:#f5f9fd;border-left:3px solid var(--teal);padding:13px 14px;font-size:13px;color:#5c7087;line-height:1.7}
.side-cta{background:linear-gradient(145deg,#eaf4ff,#f8fcff)}
.side-cta p{font-size:13px;color:var(--muted);margin:0 0 15px}
.pagination-wrap{padding-top:27px}
.pagination li a,.pagination li.current{border-radius:8px;margin-right:5px}
.pagination li.current{background:var(--blue);padding:4px 12px}
.pagination a{color:var(--blue);border:1px solid var(--line);background:#fff}
.pagination a:hover{background:var(--blue-soft)}
.faq-strip{padding:68px 0;background:#eef5fb;border-top:1px solid #e2edf7}
.faq-grid{display:grid;grid-template-columns:.7fr 1.5fr;gap:60px}
.faq-grid p{color:var(--muted);font-size:14px}
.accordion{margin:0;background:transparent}
.accordion-item{border:1px solid var(--line)!important;border-radius:10px!important;margin-bottom:10px;background:#fff;overflow:hidden}
.accordion-title{border:0!important;color:var(--ink);font-weight:750;font-size:15px;padding:17px 20px}
.accordion-title:hover{background:var(--blue-soft);color:var(--blue)}
.accordion-content{border-top:1px solid #e7eff7!important;color:var(--muted);font-size:14px;line-height:1.8;padding:17px 20px;background:#fbfdff}
.cta-section{padding:66px 0}
.cta-box{background:linear-gradient(130deg,#e5f1ff,#f7fbff);border:1px solid #cfe1f3;border-radius:20px;padding:38px 42px;display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta-box h2{margin:0 0 8px;font-size:27px}
.cta-box p{color:var(--muted);margin:0;font-size:14px}
.site-footer{background:#edf3f9;border-top:1px solid #dce8f3;padding:55px 0 0;color:#60738a}
.footer-brand .brand{margin-bottom:14px}
.footer-brand p{font-size:13px;max-width:310px;margin:0;line-height:1.75}
.footer-title{font-size:14px;font-weight:800;color:var(--ink);margin-bottom:12px}
.footer-links{list-style:none;margin:0;padding:0}
.footer-links li{margin-bottom:7px}
.footer-links a{font-size:13px;color:#60738a}
.footer-links a:hover{color:var(--blue);padding-left:3px}
.footer-bottom{border-top:1px solid #d8e4ef;margin-top:38px;padding:17px 0;font-size:12px;color:#7a8da1}
.text-right{text-align:right}
:focus-visible{outline:3px solid rgba(23,105,194,.25);outline-offset:2px}
@media(max-width:1024px){.topbar{gap:15px}.search-compact{width:145px}.intro-grid{gap:30px}.content-layout{grid-template-columns:minmax(0,1.8fr) minmax(230px,1fr)}}
@media(max-width:768px){
 .site-header,.topbar{height:70px}.topbar{padding:0 20px}.main-nav,.header-tools .search-compact,.header-tools .header-cta{display:none}.topbar .brand{flex:1;white-space:normal}.menu-toggle{display:block}.mobile-nav.is-open{display:block}
 .page-intro{padding:43px 0 34px}.intro-grid,.content-layout,.faq-grid{display:block}.overview{margin-top:27px}.content-area{padding:52px 0}.sidebar{position:static;margin-top:32px}.section-head{display:block}.section-head p{margin-top:8px}
 .guide-card,.guide-card.featured{grid-template-columns:145px 1fr;gap:17px;padding:14px}.abstract-thumb{min-height:155px}.guide-card h3{font-size:17px}.guide-card p{font-size:13px}.guide-foot{display:block}.guide-foot .card-link{display:block;margin-top:6px}
 .faq-grid>div:first-child{margin-bottom:28px}.cta-box{display:block;padding:29px 24px}.cta-box .button{margin-top:20px}.footer-col{margin-top:24px}.footer-bottom .text-right{text-align:left;margin-top:7px}
}
@media(max-width:520px){
 h1{font-size:31px}.intro-text{font-size:15px}.guide-card,.guide-card.featured{grid-template-columns:1fr}.abstract-thumb{min-height:120px}.guide-card:nth-child(n+3){grid-template-columns:100px 1fr;align-items:center}.guide-card:nth-child(n+3) .abstract-thumb{min-height:100px}.guide-card:nth-child(n+3) p{display:none}.guide-card:nth-child(n+3) h3{font-size:15px}.guide-card:nth-child(n+3) .guide-foot{font-size:11px}.grid-container{padding-left:18px;padding-right:18px}.cta-box h2{font-size:23px}
}