/* roulang page: index */
:root{
      --brand:#2563eb;
      --brand-700:#1d4ed8;
      --brand-900:#1e3a8a;
      --accent:#06b6d4;
      --accent-soft:#e0f7ff;
      --ink:#0f172a;
      --muted:#64748b;
      --soft:#f5f8ff;
      --soft-2:#eef4ff;
      --card:#ffffff;
      --line:#dbe6f3;
      --line-strong:#c8d7ea;
      --success:#16a34a;
      --warning:#f59e0b;
      --danger:#ef4444;
      --radius-xs:10px;
      --radius-sm:14px;
      --radius-md:20px;
      --radius-lg:28px;
      --shadow-sm:0 8px 24px rgba(15,23,42,.08);
      --shadow-md:0 18px 50px rgba(37,99,235,.14);
      --shadow-lg:0 26px 80px rgba(15,23,42,.16);
      --nav-h:76px;
      --side-w:254px;
      --ease:all .22s ease;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--ink);
      line-height:1.75;
      background:
        radial-gradient(circle at top left, rgba(37,99,235,.10), transparent 34rem),
        linear-gradient(180deg,#fbfdff 0%,#f7faff 48%,#ffffff 100%);
      padding-bottom:82px;
      text-rendering:optimizeLegibility;
    }

    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--brand)}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    ::selection{background:rgba(37,99,235,.18);color:var(--brand-900)}

    .site-shell{
      min-height:100vh;
      padding-top:var(--nav-h);
    }

    .container-xl{
      max-width:1200px;
    }

    .topbar{
      position:fixed;
      top:0;
      left:0;
      right:0;
      z-index:1030;
      height:var(--nav-h);
      background:rgba(255,255,255,.88);
      border-bottom:1px solid rgba(219,230,243,.85);
      backdrop-filter:saturate(160%) blur(18px);
    }

    .topbar .navbar{
      height:var(--nav-h);
      padding:0;
    }

    .brand-lockup{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      font-weight:900;
      letter-spacing:-.02em;
      color:var(--ink);
    }

    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      color:#fff;
      background:linear-gradient(135deg,var(--brand),var(--accent));
      box-shadow:0 12px 28px rgba(37,99,235,.28);
    }

    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.15;
    }

    .brand-text span:first-child{
      font-size:16px;
    }

    .brand-text span:last-child{
      font-size:12px;
      color:var(--muted);
      font-weight:700;
      margin-top:2px;
    }

    .nav-search{
      flex:1;
      max-width:430px;
      margin:0 24px;
      position:relative;
    }

    .nav-search i{
      position:absolute;
      left:16px;
      top:50%;
      transform:translateY(-50%);
      color:#94a3b8;
      pointer-events:none;
    }

    .nav-search input{
      width:100%;
      border:1px solid var(--line);
      border-radius:999px;
      background:#f8fbff;
      padding:11px 18px 11px 44px;
      outline:none;
      color:var(--ink);
      transition:var(--ease);
    }

    .nav-search input:focus{
      border-color:rgba(37,99,235,.55);
      background:#fff;
      box-shadow:0 0 0 4px rgba(37,99,235,.10);
    }

    .top-links{
      display:flex;
      align-items:center;
      gap:10px;
    }

    .nav-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 14px;
      border:1px solid transparent;
      border-radius:999px;
      font-weight:800;
      font-size:14px;
      color:var(--muted);
    }

    .nav-pill:hover,
    .nav-pill.active{
      color:var(--brand-700);
      background:#eff6ff;
      border-color:#d7e7ff;
    }

    .version-select{
      border:1px solid var(--line);
      border-radius:999px;
      padding:9px 14px;
      background:#fff;
      color:var(--muted);
      font-weight:700;
      outline:none;
      transition:var(--ease);
    }

    .version-select:focus{
      border-color:var(--brand);
      box-shadow:0 0 0 4px rgba(37,99,235,.10);
    }

    .mobile-menu-btn{
      border:1px solid var(--line);
      background:#fff;
      border-radius:12px;
      width:42px;
      height:42px;
      display:none;
      align-items:center;
      justify-content:center;
      color:var(--ink);
      transition:var(--ease);
    }

    .mobile-menu-btn:hover{
      background:#eff6ff;
      color:var(--brand);
      transform:translateY(-1px);
    }

    .layout{
      display:grid;
      grid-template-columns:var(--side-w) minmax(0,1fr);
      gap:34px;
      max-width:1440px;
      margin:0 auto;
      padding:0 26px;
    }

    .doc-sidebar{
      position:sticky;
      top:calc(var(--nav-h) + 22px);
      height:calc(100vh - var(--nav-h) - 42px);
      align-self:start;
      overflow:auto;
      padding:18px;
      border:1px solid var(--line);
      border-radius:var(--radius-md);
      background:rgba(255,255,255,.86);
      box-shadow:var(--shadow-sm);
    }

    .sidebar-title{
      display:flex;
      align-items:center;
      gap:8px;
      color:var(--brand-900);
      font-weight:900;
      font-size:14px;
      margin-bottom:12px;
    }

    .side-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:6px;
    }

    .side-list a{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      padding:10px 12px;
      border-radius:12px;
      color:#475569;
      font-weight:750;
      font-size:14px;
      border:1px solid transparent;
    }

    .side-list a:hover,
    .side-list a.active{
      color:var(--brand-700);
      background:#eff6ff;
      border-color:#d7e7ff;
    }

    .side-note{
      margin-top:18px;
      padding:14px;
      border-radius:16px;
      background:linear-gradient(180deg,#eff6ff,#f8fbff);
      border:1px solid #dbeafe;
      color:#475569;
      font-size:13px;
    }

    main{
      min-width:0;
      padding:30px 0 54px;
    }

    section{
      scroll-margin-top:calc(var(--nav-h) + 22px);
    }

    .section{
      margin-top:34px;
    }

    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:20px;
    }

    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      color:var(--brand-700);
      background:#eff6ff;
      border:1px solid #dbeafe;
      font-size:13px;
      font-weight:900;
      margin-bottom:10px;
    }

    .section-title{
      margin:0;
      font-weight:950;
      letter-spacing:-.04em;
      color:var(--ink);
      font-size:clamp(28px,3vw,42px);
      line-height:1.18;
    }

    .section-desc{
      margin:10px 0 0;
      color:var(--muted);
      max-width:720px;
      font-size:16px;
    }

    .hero{
      margin-top:22px;
      border-radius:var(--radius-lg);
      overflow:hidden;
      position:relative;
      border:1px solid rgba(198,215,239,.95);
      background:
        linear-gradient(135deg,rgba(255,255,255,.96),rgba(235,244,255,.92) 52%,rgba(224,247,255,.92)),
        radial-gradient(circle at 86% 12%, rgba(6,182,212,.20), transparent 24rem);
      box-shadow:var(--shadow-lg);
    }

    .hero::before{
      content:"";
      position:absolute;
      inset:auto 0 0 auto;
      width:420px;
      height:240px;
      background:radial-gradient(circle,rgba(37,99,235,.22),transparent 65%);
      transform:translate(35%,35%);
      pointer-events:none;
    }

    .hero-inner{
      position:relative;
      padding:44px;
      display:grid;
      grid-template-columns:minmax(0,1.3fr) minmax(300px,.7fr);
      gap:28px;
      align-items:stretch;
    }

    .hero-copy{
      display:flex;
      flex-direction:column;
      justify-content:center;
      min-height:390px;
    }

    .benefit-badges{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:18px;
    }

    .badge-soft{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:#fff;
      border:1px solid #dbeafe;
      color:var(--brand-700);
      font-weight:900;
      font-size:13px;
      box-shadow:0 8px 18px rgba(37,99,235,.08);
    }

    h1{
      margin:0;
      font-size:clamp(36px,5.2vw,68px);
      line-height:1.02;
      letter-spacing:-.065em;
      font-weight:950;
      color:var(--ink);
      max-width:850px;
    }

    .hero-text{
      margin:20px 0 0;
      max-width:760px;
      color:#475569;
      font-size:18px;
    }

    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:28px;
      align-items:center;
    }

    .btn-custom{
      --bs-btn-border-width:0;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      border-radius:999px;
      padding:13px 20px;
      font-weight:900;
      line-height:1;
      transition:var(--ease);
      box-shadow:none;
      min-height:48px;
    }

    .btn-primary-custom{
      background:linear-gradient(135deg,var(--brand),var(--brand-700));
      color:#fff;
      box-shadow:0 14px 30px rgba(37,99,235,.28);
    }

    .btn-primary-custom:hover,
    .btn-primary-custom:focus{
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 20px 42px rgba(37,99,235,.34);
    }

    .btn-light-custom{
      background:#fff;
      color:var(--brand-700);
      border:1px solid #cfe1ff;
    }

    .btn-light-custom:hover,
    .btn-light-custom:focus{
      background:#eff6ff;
      color:var(--brand-900);
      transform:translateY(-2px);
      border-color:#b9d3ff;
    }

    .btn-ghost-custom{
      background:rgba(255,255,255,.58);
      color:#475569;
      border:1px solid rgba(203,213,225,.95);
    }

    .btn-ghost-custom:hover{
      background:#fff;
      color:var(--brand);
      transform:translateY(-2px);
    }

    .mini-metrics{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:12px;
      margin-top:28px;
      max-width:680px;
    }

    .metric{
      padding:16px;
      border-radius:18px;
      background:rgba(255,255,255,.72);
      border:1px solid rgba(219,234,254,.95);
    }

    .metric strong{
      display:block;
      font-size:24px;
      line-height:1;
      color:var(--brand-900);
      font-weight:950;
      letter-spacing:-.04em;
    }

    .metric span{
      display:block;
      margin-top:8px;
      color:#64748b;
      font-size:13px;
      font-weight:750;
    }

    .hero-apply{
      border-radius:26px;
      background:rgba(255,255,255,.86);
      border:1px solid rgba(203,213,225,.78);
      box-shadow:var(--shadow-md);
      padding:24px;
      align-self:center;
    }

    .apply-topline{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:18px;
    }

    .apply-topline b{
      font-size:18px;
      letter-spacing:-.02em;
    }

    .status-dot{
      display:inline-flex;
      align-items:center;
      gap:7px;
      color:var(--success);
      background:#ecfdf5;
      border:1px solid #bbf7d0;
      padding:6px 10px;
      border-radius:999px;
      font-weight:900;
      font-size:12px;
    }

    .qualification-box{
      padding:16px;
      border-radius:18px;
      background:#f8fbff;
      border:1px dashed #b9d3ff;
      color:#475569;
      margin-bottom:18px;
    }

    .qualification-box ul{
      margin:10px 0 0;
      padding-left:18px;
    }

    .qualification-box li{
      margin:6px 0;
    }

    .hero-form{
      display:grid;
      gap:12px;
    }

    .form-control-custom,
    .form-select-custom{
      border:1px solid var(--line);
      border-radius:14px;
      padding:12px 14px;
      background:#fff;
      outline:none;
      transition:var(--ease);
      color:var(--ink);
      width:100%;
    }

    .form-control-custom:focus,
    .form-select-custom:focus{
      border-color:var(--brand);
      box-shadow:0 0 0 4px rgba(37,99,235,.10);
    }

    .form-hint{
      font-size:12px;
      color:#64748b;
      margin:0;
    }

    .panel{
      background:rgba(255,255,255,.92);
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-sm);
      padding:26px;
    }

    .benefit-strip{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:18px;
    }

    .feature-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:14px;
    }

    .feature-card{
      border:1px solid var(--line);
      background:#fff;
      border-radius:20px;
      padding:20px;
      transition:var(--ease);
      min-height:150px;
      position:relative;
      overflow:hidden;
    }

    .feature-card::after{
      content:"";
      position:absolute;
      right:-44px;
      top:-44px;
      width:110px;
      height:110px;
      background:radial-gradient(circle,rgba(37,99,235,.10),transparent 70%);
    }

    .feature-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-md);
      border-color:#c7dcff;
    }

    .icon-box{
      width:44px;
      height:44px;
      border-radius:14px;
      display:grid;
      place-items:center;
      color:var(--brand);
      background:#eff6ff;
      border:1px solid #dbeafe;
      margin-bottom:14px;
      font-size:18px;
    }

    .feature-card h3,
    .plan-card h3,
    .step-card h3,
    .safety-card h3{
      margin:0;
      font-size:18px;
      font-weight:950;
      letter-spacing:-.02em;
    }

    .feature-card p,
    .plan-card p,
    .step-card p,
    .safety-card p{
      margin:8px 0 0;
      color:#64748b;
      font-size:14px;
    }

    .highlight-wall{
      border-radius:24px;
      padding:24px;
      color:#fff;
      background:
        linear-gradient(135deg,rgba(29,78,216,.96),rgba(14,116,144,.92)),
        radial-gradient(circle at 20% 10%,rgba(255,255,255,.22),transparent 22rem);
      min-height:100%;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      overflow:hidden;
      position:relative;
    }

    .highlight-wall::before{
      content:"";
      position:absolute;
      width:210px;
      height:210px;
      right:-72px;
      top:-62px;
      border-radius:50%;
      border:34px solid rgba(255,255,255,.10);
    }

    .highlight-wall h3{
      position:relative;
      margin:0;
      font-size:28px;
      font-weight:950;
      letter-spacing:-.04em;
    }

    .highlight-wall p{
      position:relative;
      color:#dbeafe;
      margin:14px 0 20px;
    }

    .wall-list{
      position:relative;
      display:grid;
      gap:10px;
      margin:0;
      padding:0;
      list-style:none;
    }

    .wall-list li{
      display:flex;
      align-items:center;
      gap:10px;
      padding:11px 12px;
      background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.18);
      border-radius:14px;
      font-weight:800;
    }

    .eligibility-wrap{
      display:grid;
      grid-template-columns:.78fr 1.22fr;
      gap:18px;
      align-items:stretch;
    }

    .eligibility-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:24px;
      padding:24px;
      box-shadow:var(--shadow-sm);
    }

    .check-list{
      display:grid;
      gap:12px;
      list-style:none;
      padding:0;
      margin:16px 0 0;
    }

    .check-list li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      color:#475569;
    }

    .check-list i{
      width:24px;
      height:24px;
      flex:0 0 24px;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:#ecfdf5;
      color:var(--success);
      margin-top:2px;
      font-size:12px;
    }

    .warning-note{
      border-radius:20px;
      padding:18px;
      border:1px solid #fde68a;
      background:#fffbeb;
      color:#92400e;
      margin-top:18px;
      font-weight:760;
    }

    .news-layout{
      display:grid;
      grid-template-columns:minmax(0,1.5fr) minmax(300px,.72fr);
      gap:18px;
    }

    .news-list{
      display:grid;
      gap:12px;
      margin:0;
      padding:0;
      list-style:none;
    }

    .news-item a{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:14px;
      align-items:center;
      padding:16px;
      border:1px solid var(--line);
      background:#fff;
      border-radius:18px;
      transition:var(--ease);
    }

    .news-item a:hover{
      transform:translateX(4px);
      border-color:#c7dcff;
      box-shadow:var(--shadow-sm);
      color:var(--ink);
    }

    .news-date{
      color:var(--brand-700);
      background:#eff6ff;
      border-radius:12px;
      padding:8px 10px;
      font-size:12px;
      font-weight:950;
      white-space:nowrap;
    }

    .news-title{
      font-weight:920;
      color:var(--ink);
      line-height:1.45;
    }

    .news-summary{
      display:block;
      color:#64748b;
      font-size:13px;
      margin-top:3px;
      font-weight:500;
    }

    .recommend-card{
      height:100%;
      border-radius:24px;
      padding:24px;
      border:1px solid #dbeafe;
      background:
        linear-gradient(180deg,#ffffff,#f0f7ff);
      box-shadow:var(--shadow-sm);
    }

    .recommend-card .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin:18px 0;
    }

    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      border-radius:999px;
      border:1px solid #dbeafe;
      background:#fff;
      color:#475569;
      padding:7px 10px;
      font-size:12px;
      font-weight:850;
    }

    .tag:hover{
      border-color:#b9d3ff;
      color:var(--brand);
      transform:translateY(-1px);
    }

    .steps-row{
      display:grid;
      grid-template-columns:1fr 1.2fr 1fr;
      gap:16px;
      align-items:stretch;
    }

    .step-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:24px;
      padding:24px;
      box-shadow:var(--shadow-sm);
      position:relative;
    }

    .step-num{
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      border-radius:14px;
      background:linear-gradient(135deg,var(--brand),var(--accent));
      color:#fff;
      font-weight:950;
      margin-bottom:18px;
      box-shadow:0 10px 24px rgba(37,99,235,.22);
    }

    .step-card.featured{
      transform:translateY(-10px);
      border-color:#b9d3ff;
      box-shadow:var(--shadow-md);
      background:linear-gradient(180deg,#fff,#f6fbff);
    }

    .plans{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:16px;
    }

    .plan-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:24px;
      padding:24px;
      box-shadow:var(--shadow-sm);
      transition:var(--ease);
      position:relative;
      overflow:hidden;
    }

    .plan-card:hover{
      transform:translateY(-5px);
      box-shadow:var(--shadow-md);
      border-color:#c7dcff;
    }

    .plan-card.recommended{
      border-color:#93c5fd;
      box-shadow:var(--shadow-md);
    }

    .plan-ribbon{
      position:absolute;
      top:18px;
      right:18px;
      padding:6px 10px;
      border-radius:999px;
      background:#eff6ff;
      color:var(--brand-700);
      border:1px solid #bfdbfe;
      font-size:12px;
      font-weight:950;
    }

    .price{
      margin:16px 0;
      display:flex;
      align-items:baseline;
      gap:8px;
    }

    .price strong{
      color:var(--brand-900);
      font-size:34px;
      line-height:1;
      font-weight:950;
      letter-spacing:-.05em;
    }

    .price span{
      color:#64748b;
      font-weight:800;
    }

    .plan-list{
      list-style:none;
      padding:0;
      margin:18px 0 22px;
      display:grid;
      gap:10px;
      color:#475569;
      font-size:14px;
    }

    .plan-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
    }

    .plan-list i{
      color:var(--success);
      margin-top:5px;
    }

    .safety-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:18px;
    }

    .safety-card{
      border:1px solid var(--line);
      background:#fff;
      border-radius:24px;
      padding:24px;
      box-shadow:var(--shadow-sm);
    }

    .safety-bar{
      display:grid;
      gap:12px;
      margin-top:16px;
    }

    .bar-item{
      display:grid;
      grid-template-columns:140px 1fr auto;
      gap:12px;
      align-items:center;
      color:#475569;
      font-size:14px;
      font-weight:800;
    }

    .bar-track{
      height:10px;
      border-radius:999px;
      background:#e5eefb;
      overflow:hidden;
    }

    .bar-fill{
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--brand),var(--accent));
    }

    .faq-wrap{
      display:grid;
      grid-template-columns:.72fr 1.28fr;
      gap:18px;
      align-items:start;
    }

    .faq-intro{
      position:sticky;
      top:calc(var(--nav-h) + 24px);
    }

    .accordion{
      display:grid;
      gap:12px;
    }

    .accordion-item{
      border:1px solid var(--line) !important;
      border-radius:18px !important;
      overflow:hidden;
      background:#fff;
      box-shadow:var(--shadow-sm);
    }

    .accordion-button{
      font-weight:950;
      color:var(--ink);
      background:#fff;
      padding:18px 20px;
      box-shadow:none !important;
    }

    .accordion-button:not(.collapsed){
      color:var(--brand-900);
      background:#eff6ff;
    }

    .accordion-button:focus{
      border-color:transparent;
      box-shadow:0 0 0 4px rgba(37,99,235,.10) !important;
    }

    .accordion-body{
      color:#64748b;
      padding:18px 20px 22px;
    }

    .apply-section{
      border-radius:var(--radius-lg);
      background:
        linear-gradient(135deg,#0f172a,#1e3a8a 58%,#0e7490);
      color:#fff;
      overflow:hidden;
      position:relative;
      box-shadow:var(--shadow-lg);
    }

    .apply-section::before,
    .apply-section::after{
      content:"";
      position:absolute;
      border-radius:50%;
      pointer-events:none;
    }

    .apply-section::before{
      width:340px;
      height:340px;
      left:-120px;
      top:-140px;
      background:rgba(96,165,250,.18);
    }

    .apply-section::after{
      width:260px;
      height:260px;
      right:-90px;
      bottom:-110px;
      background:rgba(34,211,238,.18);
    }

    .apply-inner{
      position:relative;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:28px;
      padding:34px;
      align-items:start;
    }

    .apply-section .section-kicker{
      background:rgba(255,255,255,.12);
      border-color:rgba(255,255,255,.20);
      color:#bfdbfe;
    }

    .apply-section .section-title{
      color:#fff;
    }

    .apply-section .section-desc{
      color:#dbeafe;
    }

    .apply-form-card{
      background:rgba(255,255,255,.96);
      color:var(--ink);
      border-radius:24px;
      padding:24px;
      box-shadow:0 20px 60px rgba(0,0,0,.22);
    }

    .form-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:12px;
    }

    .form-grid .full{
      grid-column:1/-1;
    }

    textarea.form-control-custom{
      min-height:112px;
      resize:vertical;
    }

    .privacy-line{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:#64748b;
      font-size:13px;
      margin:12px 0 0;
    }

    .privacy-line input{
      margin-top:6px;
      accent-color:var(--brand);
    }

    .toast-lite{
      display:none;
      margin-top:12px;
      padding:12px 14px;
      border-radius:14px;
      background:#ecfdf5;
      color:#166534;
      border:1px solid #bbf7d0;
      font-weight:800;
    }

    .site-footer{
      border-top:1px solid var(--line);
      background:#fff;
      padding:36px 0 30px;
      margin-top:18px;
    }

    .footer-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:24px;
      align-items:start;
    }

    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:950;
      margin-bottom:10px;
    }

    .footer-desc{
      color:#64748b;
      max-width:720px;
      margin:0;
    }

    .footer-links{
      display:flex;
      flex-wrap:wrap;
      justify-content:flex-end;
      gap:10px;
    }

    .footer-links a{
      color:#475569;
      font-weight:800;
      padding:8px 10px;
      border-radius:999px;
    }

    .footer-links a:hover{
      background:#eff6ff;
      color:var(--brand);
    }

    .copyright{
      margin-top:22px;
      padding-top:18px;
      border-top:1px solid var(--line);
      color:#94a3b8;
      font-size:13px;
      display:flex;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
    }

    .floating-cta{
      position:fixed;
      left:50%;
      bottom:18px;
      transform:translateX(-50%);
      width:min(1120px,calc(100% - 28px));
      z-index:1020;
      background:rgba(15,23,42,.92);
      color:#fff;
      border:1px solid rgba(255,255,255,.14);
      box-shadow:0 18px 52px rgba(15,23,42,.28);
      border-radius:999px;
      backdrop-filter:blur(16px);
      padding:10px 12px 10px 18px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
    }

    .floating-cta strong{
      font-weight:950;
    }

    .floating-cta span{
      color:#cbd5e1;
      font-size:14px;
      margin-left:8px;
    }

    .floating-cta .btn-custom{
      min-height:42px;
      padding:11px 16px;
      white-space:nowrap;
    }

    .offcanvas{
      border-radius:22px 0 0 22px;
    }

    .offcanvas .side-list a{
      font-size:15px;
    }

    @media (max-width:1199px){
      :root{--side-w:220px}
      .layout{
        gap:24px;
        padding:0 18px;
      }
      .hero-inner,
      .apply-inner{
        padding:32px;
      }
      .hero-inner{
        grid-template-columns:1fr;
      }
      .hero-copy{
        min-height:auto;
      }
      .hero-apply{
        align-self:stretch;
      }
      .benefit-strip,
      .eligibility-wrap,
      .safety-grid,
      .faq-wrap{
        grid-template-columns:1fr;
      }
      .faq-intro{
        position:static;
      }
    }

    @media (max-width:991px){
      body{padding-bottom:96px}
      .topbar{
        height:auto;
        min-height:var(--nav-h);
      }
      .topbar .navbar{
        min-height:var(--nav-h);
      }
      .nav-search{
        order:3;
        flex-basis:100%;
        max-width:none;
        margin:10px 0 0;
      }
      .mobile-menu-btn{
        display:flex;
      }
      .version-select,
      .top-links .nav-pill:not(.active){
        display:none;
      }
      .layout{
        display:block;
        padding:0 16px;
      }
      .doc-sidebar{
        display:none;
      }
      main{
        padding-top:22px;
      }
      .steps-row,
      .plans,
      .news-layout{
        grid-template-columns:1fr;
      }
      .step-card.featured{
        transform:none;
      }
      .section-head{
        display:block;
      }
      .feature-grid{
        grid-template-columns:1fr 1fr;
      }
      .footer-grid{
        grid-template-columns:1fr;
      }
      .footer-links{
        justify-content:flex-start;
      }
    }

    @media (max-width:767px){
      .brand-text span:first-child{
        font-size:14px;
      }
      .brand-text span:last-child{
        display:none;
      }
      .brand-mark{
        width:38px;
        height:38px;
      }
      .hero-inner{
        padding:24px;
      }
      h1{
        font-size:38px;
      }
      .hero-text{
        font-size:16px;
      }
      .mini-metrics,
      .feature-grid,
      .form-grid{
        grid-template-columns:1fr;
      }
      .section{
        margin-top:26px;
      }
      .panel,
      .apply-form-card,
      .eligibility-card,
      .safety-card,
      .recommend-card{
        padding:20px;
      }
      .apply-inner{
        grid-template-columns:1fr;
        padding:24px;
      }
      .bar-item{
        grid-template-columns:1fr;
        gap:8px;
      }
      .floating-cta{
        border-radius:22px;
        align-items:flex-start;
        flex-direction:column;
        padding:14px;
      }
      .floating-cta span{
        display:block;
        margin-left:0;
        margin-top:3px;
      }
      .floating-cta .btn-custom{
        width:100%;
      }
    }

    @media (max-width:520px){
      .topbar .container-fluid{
        padding-left:12px;
        padding-right:12px;
      }
      .brand-lockup{
        gap:9px;
      }
      .hero{
        border-radius:22px;
      }
      .benefit-badges{
        gap:8px;
      }
      .badge-soft{
        width:100%;
        justify-content:center;
      }
      .hero-actions .btn-custom{
        width:100%;
      }
      .news-item a{
        grid-template-columns:1fr;
        gap:8px;
      }
      .news-date{
        width:max-content;
      }
      .copyright{
        display:block;
      }
      .copyright span{
        display:block;
        margin-top:6px;
      }
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}