/* roulang page: index */
:root{
      --primary:#376b92;
      --primary-deep:#255173;
      --primary-soft:#e8f2f8;
      --secondary:#6fa6b8;
      --accent:#d98b38;
      --accent-soft:#fff1df;
      --ink:#1f2d3d;
      --text:#3b4a5a;
      --muted:#748394;
      --light:#f7fafc;
      --warm:#fffdf8;
      --card:#ffffff;
      --line:#dce6ee;
      --line-strong:#c7d7e2;
      --shadow:0 14px 34px rgba(42, 83, 112, .10);
      --shadow-hover:0 18px 42px rgba(42, 83, 112, .16);
      --radius:18px;
      --radius-sm:12px;
      --container:1220px;
      --header-h:78px;
      --ease:all .22s ease;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 8% 4%, rgba(111,166,184,.12), transparent 28%),
        linear-gradient(180deg,#fbfdff 0%,#f6f9fc 44%,#fffdf8 100%);
      line-height:1.65;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:rgba(55,107,146,.16);color:var(--primary-deep)}
    .container{max-width:var(--container);margin:0 auto;padding:0 24px}
    .site-header{
      position:sticky;
      top:0;
      z-index:100;
      background:rgba(255,255,255,.92);
      backdrop-filter:saturate(130%) blur(12px);
      border-bottom:1px solid rgba(220,230,238,.78);
    }
    .nav{
      min-height:var(--header-h);
      display:grid;
      grid-template-columns:260px minmax(280px,1fr) auto;
      align-items:center;
      gap:18px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:0;
      font-weight:800;
      color:var(--ink);
      letter-spacing:-.02em;
    }
    .brand-mark{
      width:38px;height:38px;
      border-radius:13px;
      background:linear-gradient(135deg,var(--primary),var(--secondary));
      color:#fff;
      display:grid;
      place-items:center;
      box-shadow:0 10px 24px rgba(55,107,146,.18);
      flex:0 0 auto;
      font-size:17px;
    }
    .brand-text{
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
      font-size:17px;
    }
    .nav-search{
      position:relative;
      width:100%;
    }
    .search-icon{
      position:absolute;
      left:16px;
      top:50%;
      transform:translateY(-50%);
      color:var(--muted);
      width:18px;
      height:18px;
      pointer-events:none;
    }
    .nav-search input{
      width:100%;
      height:48px;
      border:1px solid var(--line);
      border-radius:999px;
      background:#fff;
      padding:0 18px 0 46px;
      color:var(--ink);
      outline:none;
      box-shadow:0 8px 20px rgba(42,83,112,.06);
      transition:var(--ease);
    }
    .nav-search input:hover{border-color:var(--line-strong)}
    .nav-search input:focus{
      border-color:var(--primary);
      box-shadow:0 0 0 4px rgba(55,107,146,.13),0 10px 24px rgba(42,83,112,.08);
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:6px;
      justify-content:flex-end;
      white-space:nowrap;
    }
    .nav-links a{
      padding:10px 12px;
      border-radius:999px;
      font-size:14px;
      color:var(--text);
      transition:var(--ease);
    }
    .nav-links a:hover{
      background:var(--primary-soft);
      color:var(--primary-deep);
    }
    .nav-links a.active{
      background:#edf6fb;
      color:var(--primary-deep);
      font-weight:700;
      box-shadow:inset 0 0 0 1px rgba(55,107,146,.12);
    }
    .nav-cta{
      margin-left:4px;
      background:var(--primary);
      color:#fff!important;
      box-shadow:0 10px 22px rgba(55,107,146,.20);
    }
    .nav-cta:hover{background:var(--primary-deep)!important;color:#fff!important;transform:translateY(-1px)}
    .mobile-tags{
      display:none;
      padding:0 0 14px;
      overflow-x:auto;
      gap:8px;
      scrollbar-width:none;
    }
    .mobile-tags::-webkit-scrollbar{display:none}
    .mobile-tags a{
      flex:0 0 auto;
      padding:8px 12px;
      border-radius:999px;
      background:#fff;
      border:1px solid var(--line);
      color:var(--text);
      font-size:13px;
    }
    .section{padding:78px 0}
    .section.tight{padding:58px 0}
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:flex-end;
      gap:24px;
      margin-bottom:28px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--primary-deep);
      background:var(--primary-soft);
      border:1px solid rgba(55,107,146,.12);
      padding:6px 11px;
      border-radius:999px;
      font-size:13px;
      font-weight:700;
      margin-bottom:12px;
    }
    .eyebrow::before{
      content:"";
      width:7px;height:7px;border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(217,139,56,.14);
    }
    h1,h2,h3{color:var(--ink);line-height:1.22;letter-spacing:-.03em}
    h1{font-size:clamp(32px,4.2vw,48px);font-weight:850}
    h2{font-size:clamp(25px,3vw,32px);font-weight:820}
    h3{font-size:19px;font-weight:760}
    .lead{font-size:18px;color:var(--muted);margin-top:18px;max-width:680px}
    .section-desc{color:var(--muted);max-width:560px}
    .btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:0 18px;
      border-radius:999px;
      font-weight:760;
      font-size:15px;
      transition:var(--ease);
      outline:none;
      border:1px solid transparent;
    }
    .btn:focus-visible,.faq-question:focus-visible,.nav-links a:focus-visible,.footer a:focus-visible{
      outline:3px solid rgba(217,139,56,.36);
      outline-offset:3px;
    }
    .btn-primary{
      background:var(--primary);
      color:#fff;
      box-shadow:0 12px 26px rgba(55,107,146,.22);
    }
    .btn-primary:hover{background:var(--primary-deep);transform:translateY(-2px);box-shadow:var(--shadow-hover)}
    .btn-secondary{
      background:#fff;
      color:var(--primary-deep);
      border-color:var(--line-strong);
      box-shadow:0 8px 20px rgba(42,83,112,.06);
    }
    .btn-secondary:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow)}
    .btn:active{transform:translateY(0);filter:saturate(.92)}
    .hero{padding:74px 0 46px}
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);
      gap:42px;
      align-items:center;
    }
    .hero-copy{
      position:relative;
      padding-top:16px;
    }
    .hero-copy::before{
      content:"";
      position:absolute;
      left:-22px;top:0;
      width:4px;height:92px;
      border-radius:99px;
      background:linear-gradient(var(--primary),var(--secondary),var(--accent));
    }
    .hero-panel{
      background:rgba(255,255,255,.86);
      border:1px solid rgba(220,230,238,.9);
      border-radius:26px;
      box-shadow:var(--shadow);
      padding:22px;
      position:relative;
      overflow:hidden;
    }
    .hero-panel::after{
      content:"";
      position:absolute;
      right:-70px;top:-80px;
      width:190px;height:190px;border-radius:50%;
      background:rgba(111,166,184,.14);
    }
    .panel-top{
      position:relative;
      z-index:1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      margin-bottom:18px;
    }
    .panel-title{font-weight:800;color:var(--ink)}
    .status{
      display:inline-flex;align-items:center;gap:6px;
      padding:6px 10px;border-radius:999px;
      color:#2f6b52;background:#eaf8f1;border:1px solid #cfeadd;
      font-size:12px;font-weight:750;
    }
    .status::before{content:"";width:7px;height:7px;border-radius:50%;background:#38a169}
    .metric-stack{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
    }
    .mini-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:18px;
      padding:16px;
      min-height:132px;
      box-shadow:0 8px 18px rgba(42,83,112,.06);
      transition:var(--ease);
    }
    .mini-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--line-strong)}
    .mini-num{
      font-size:30px;
      color:var(--primary-deep);
      font-weight:850;
      line-height:1;
      margin-bottom:8px;
    }
    .mini-label{font-weight:780;color:var(--ink);margin-bottom:6px}
    .mini-text{font-size:13px;color:var(--muted)}
    .trend-box{
      grid-column:1/-1;
      background:linear-gradient(180deg,#ffffff,#f4f9fc);
      border:1px solid var(--line);
      border-radius:18px;
      padding:16px;
    }
    .trend-row{display:flex;justify-content:space-between;gap:12px;margin-bottom:12px;font-size:13px}
    .bar{
      height:10px;
      background:#e3edf4;
      border-radius:99px;
      overflow:hidden;
      margin-top:10px;
    }
    .bar span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--secondary),var(--primary));width:82%}
    .dashboard{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .data-card{
      background:var(--card);
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:22px;
      box-shadow:0 10px 26px rgba(42,83,112,.07);
      transition:var(--ease);
      position:relative;
      overflow:hidden;
    }
    .data-card::after{
      content:"";
      position:absolute;
      right:18px;bottom:16px;
      width:42px;height:42px;border-radius:14px;
      background:var(--primary-soft);
      opacity:.8;
    }
    .data-card:nth-child(2)::after{background:#edf7f7}
    .data-card:nth-child(3)::after{background:var(--accent-soft)}
    .data-card:nth-child(4)::after{background:#eef2f6}
    .data-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong)}
    .data-value{font-size:34px;font-weight:860;color:var(--primary-deep);line-height:1;margin-bottom:10px}
    .data-title{font-weight:800;color:var(--ink);margin-bottom:6px}
    .data-desc{font-size:13px;color:var(--muted)}
    .matrix{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      grid-template-rows:auto auto;
      gap:18px;
    }
    .matrix-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:22px;
      padding:24px;
      box-shadow:0 12px 30px rgba(42,83,112,.07);
      transition:var(--ease);
    }
    .matrix-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--line-strong)}
    .matrix-card.feature{
      grid-row:span 2;
      min-height:360px;
      background:
        linear-gradient(145deg,#fff 0%,#f4fafc 100%);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:720;
      color:var(--primary-deep);
      background:var(--primary-soft);
      border:1px solid rgba(55,107,146,.11);
    }
    .tag.warm{color:#89571d;background:var(--accent-soft);border-color:#f3d7b4}
    .matrix-list{display:grid;gap:12px;margin-top:18px}
    .matrix-item{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:13px 14px;
      border:1px solid var(--line);
      border-radius:14px;
      background:#fff;
    }
    .matrix-item span:first-child{font-weight:740;color:var(--ink)}
    .matrix-item span:last-child{font-size:13px;color:var(--muted)}
    .mixed-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
      margin-top:18px;
    }
    .content-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:20px;
      padding:22px;
      box-shadow:0 10px 26px rgba(42,83,112,.06);
      transition:var(--ease);
    }
    .content-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--line-strong)}
    .content-card p{color:var(--muted);font-size:14px;margin-top:8px}
    .content-meta{
      margin-top:16px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      color:var(--muted);
      font-size:13px;
    }
    .heat{
      color:#9a5b12;
      background:var(--accent-soft);
      border-radius:999px;
      padding:4px 8px;
      font-weight:760;
    }
    .compare-wrap{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
      align-items:stretch;
    }
    .compare-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:22px;
      padding:26px;
      box-shadow:0 12px 30px rgba(42,83,112,.07);
    }
    .compare-card.highlight{
      border-color:rgba(55,107,146,.28);
      background:linear-gradient(180deg,#fff,#f3f9fc);
    }
    .compare-title{
      display:flex;align-items:center;justify-content:space-between;gap:12px;
      margin-bottom:18px;
    }
    .badge{
      font-size:12px;
      padding:5px 9px;
      border-radius:999px;
      background:#eef2f6;
      color:var(--muted);
      font-weight:760;
    }
    .badge.primary{background:var(--primary-soft);color:var(--primary-deep)}
    .compare-list{display:grid;gap:13px}
    .compare-list li{
      list-style:none;
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--text);
    }
    .check,.minus{
      width:22px;height:22px;border-radius:50%;
      display:grid;place-items:center;
      flex:0 0 auto;
      font-size:13px;
      margin-top:1px;
    }
    .check{background:#eaf8f1;color:#2f8158}
    .minus{background:#f1f4f7;color:#8390a0}
    .progress-lines{margin-top:20px;display:grid;gap:12px}
    .progress-line{
      display:grid;
      grid-template-columns:80px 1fr 42px;
      align-items:center;
      gap:12px;
      color:var(--muted);
      font-size:13px;
    }
    .progress-track{height:8px;background:#e3edf4;border-radius:99px;overflow:hidden}
    .progress-track i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--secondary),var(--primary))}
    .steps{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
      counter-reset:step;
    }
    .step{
      background:#fff;
      border:1px solid var(--line);
      border-radius:20px;
      padding:22px;
      box-shadow:0 10px 24px rgba(42,83,112,.06);
      position:relative;
      transition:var(--ease);
    }
    .step:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--line-strong)}
    .step::before{
      counter-increment:step;
      content:"0" counter(step);
      display:inline-flex;
      width:40px;height:40px;
      align-items:center;justify-content:center;
      border-radius:14px;
      background:var(--primary-soft);
      color:var(--primary-deep);
      font-weight:850;
      margin-bottom:18px;
    }
    .step p{font-size:14px;color:var(--muted);margin-top:8px}
    .faq-section{
      background:linear-gradient(180deg,#f3f8fb,#fff);
      border-top:1px solid rgba(220,230,238,.75);
      border-bottom:1px solid rgba(220,230,238,.75);
    }
    .faq-grid{
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:34px;
      align-items:start;
    }
    .faq-list{display:grid;gap:12px}
    .faq-item{
      background:#fff;
      border:1px solid var(--line);
      border-radius:18px;
      overflow:hidden;
      box-shadow:0 8px 22px rgba(42,83,112,.05);
    }
    .faq-question{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      background:#fff;
      color:var(--ink);
      padding:18px 20px;
      text-align:left;
      font-weight:780;
      transition:var(--ease);
    }
    .faq-question:hover{background:#f9fcfe}
    .faq-question span:last-child{
      width:26px;height:26px;border-radius:50%;
      background:var(--primary-soft);
      color:var(--primary-deep);
      display:grid;place-items:center;
      flex:0 0 auto;
      transition:var(--ease);
    }
    .faq-answer{
      display:none;
      padding:0 20px 18px;
      color:var(--muted);
      font-size:14px;
    }
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg);background:var(--primary);color:#fff}
    .cta{
      padding:78px 0;
    }
    .cta-card{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:30px;
      background:
        linear-gradient(135deg,#ffffff 0%,#f5fafc 68%,#fff8ef 100%);
      border:1px solid var(--line);
      border-radius:28px;
      box-shadow:var(--shadow);
      padding:34px;
      overflow:hidden;
      position:relative;
    }
    .cta-card::after{
      content:"";
      position:absolute;
      right:-90px;bottom:-100px;
      width:240px;height:240px;
      border-radius:50%;
      background:rgba(217,139,56,.10);
    }
    .trust-list{display:grid;gap:12px;margin-top:22px}
    .trust-list li{
      list-style:none;
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--text);
      font-size:14px;
    }
    .form{
      position:relative;
      z-index:1;
      background:#fff;
      border:1px solid var(--line);
      border-radius:22px;
      padding:22px;
      box-shadow:0 12px 26px rgba(42,83,112,.07);
    }
    .form-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
    }
    .field{display:grid;gap:7px}
    .field.full{grid-column:1/-1}
    .field label{font-size:13px;font-weight:780;color:var(--ink)}
    .field input,.field textarea,.field select{
      width:100%;
      border:1px solid var(--line);
      border-radius:13px;
      padding:12px 13px;
      background:#fff;
      outline:none;
      color:var(--ink);
      transition:var(--ease);
    }
    .field textarea{min-height:112px;resize:vertical}
    .field input:focus,.field textarea:focus,.field select:focus{
      border-color:var(--primary);
      box-shadow:0 0 0 4px rgba(55,107,146,.12);
    }
    .form-note{font-size:12px;color:var(--muted);margin-top:12px}
    .site-footer{
      background:#eef4f8;
      border-top:1px solid var(--line);
      padding:42px 0 24px;
      color:var(--text);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.25fr .9fr 1fr;
      gap:28px;
      margin-bottom:28px;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:10px;
      font-weight:850;
      color:var(--ink);
      margin-bottom:12px;
    }
    .footer p{color:var(--muted);font-size:14px}
    .footer-title{font-weight:800;color:var(--ink);margin-bottom:12px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{
      color:var(--muted);
      font-size:14px;
      transition:var(--ease);
      width:max-content;
    }
    .footer-links a:hover{color:var(--primary-deep);transform:translateX(2px)}
    .copyright{
      border-top:1px solid rgba(199,215,226,.8);
      padding-top:18px;
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      color:var(--muted);
      font-size:13px;
    }
    @media (max-width:1080px){
      .nav{grid-template-columns:220px 1fr;gap:14px;padding:14px 0}
      .nav-links{grid-column:1/-1;justify-content:flex-start;overflow-x:auto;padding-bottom:2px}
      .hero-grid,.cta-card,.faq-grid{grid-template-columns:1fr}
      .dashboard,.steps{grid-template-columns:repeat(2,1fr)}
      .mixed-grid{grid-template-columns:repeat(2,1fr)}
      .matrix{grid-template-columns:1fr}
      .matrix-card.feature{grid-row:auto}
    }
    @media (max-width:768px){
      :root{--header-h:auto}
      .container{padding:0 18px}
      .site-header{position:relative}
      .nav{
        grid-template-columns:1fr;
        min-height:auto;
        padding:14px 0 10px;
      }
      .brand-text{font-size:16px}
      .nav-search{order:2}
      .nav-links{display:none}
      .mobile-tags{display:flex}
      .hero{padding:46px 0 30px}
      .hero-copy::before{display:none}
      .lead{font-size:16px}
      .section{padding:56px 0}
      .section-head{display:block}
      .section-desc{margin-top:10px}
      .metric-stack,.dashboard,.mixed-grid,.compare-wrap,.steps,.footer-grid{grid-template-columns:1fr}
      .cta-card{padding:24px;border-radius:22px}
      .form-grid{grid-template-columns:1fr}
      .btn-row .btn{flex:1 1 100%}
      .progress-line{grid-template-columns:68px 1fr 36px}
    }
    @media (max-width:520px){
      body{font-size:15px}
      .container{padding:0 14px}
      .hero-panel,.matrix-card,.compare-card,.form{padding:18px}
      .mini-num,.data-value{font-size:28px}
      .section{padding:46px 0}
      .copyright{display:block}
      .copyright span{display:block;margin-top:6px}
    }

/* roulang page: category1 */
:root{
  --bg:#f5f8fc;
  --bg-soft:#edf4fb;
  --card:#ffffff;
  --card-2:#f9fbfe;
  --text:#183247;
  --muted:#6f8192;
  --line:#d9e4ef;
  --line-strong:#c6d5e3;
  --primary:#2e5f87;
  --primary-dark:#234863;
  --primary-soft:#e3edf6;
  --accent:#d68b3d;
  --accent-soft:#fff1e2;
  --success:#2f8f62;
  --shadow:0 12px 30px rgba(28, 50, 76, .08);
  --shadow-hover:0 18px 38px rgba(28, 50, 76, .12);
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:24px;
  --container:1240px;
  --gap:20px;
  --focus:0 0 0 4px rgba(46,95,135,.16);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top left, rgba(46,95,135,.08), transparent 24%),
    radial-gradient(circle at top right, rgba(214,139,61,.07), transparent 18%),
    linear-gradient(180deg, #f8fbfe 0%, #f4f8fc 34%, #f5f8fc 100%);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.35), rgba(255,255,255,0));
  opacity:.28;
  z-index:-1;
}
a{
  color:inherit;
  text-decoration:none;
  transition:color .2s ease, background-color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
img{max-width:100%; display:block}
button,input,select,textarea{
  font:inherit;
}
button{
  cursor:pointer;
}
::selection{
  background:rgba(46,95,135,.15);
  color:var(--text);
}
.sr-only{
  position:absolute!important;
  width:1px;height:1px;
  padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);
  white-space:nowrap;border:0;
}
.container{
  width:min(var(--container), calc(100% - 32px));
  margin:0 auto;
}
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter:saturate(180%) blur(10px);
  background:rgba(245,248,252,.9);
  border-bottom:1px solid rgba(217,228,239,.8);
}
.nav{
  display:flex;
  align-items:center;
  gap:16px;
  padding:14px 0;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
  min-width:220px;
  font-weight:800;
  letter-spacing:.2px;
}
.brand-mark,
.footer-brand .brand-mark{
  width:42px;
  height:42px;
  border-radius:14px;
  display:grid;
  place-items:center;
  color:#fff;
  background:linear-gradient(180deg, #3773a3, #2b587b);
  box-shadow:0 8px 18px rgba(46,95,135,.18);
  font-weight:800;
}
.brand-text{
  font-size:18px;
  line-height:1.2;
}
.nav-search{
  position:relative;
  flex:1 1 auto;
  max-width:560px;
  margin-inline:auto;
}
.nav-search .search-icon,
.filter-search .search-icon{
  position:absolute;
  left:16px;
  top:50%;
  transform:translateY(-50%);
  width:18px;
  height:18px;
  color:#7d8fa0;
  pointer-events:none;
}
.nav-search input,
.filter-search input,
.form-field input,
.form-field select,
.form-field textarea{
  width:100%;
  border:1px solid var(--line);
  background:#fff;
  color:var(--text);
  border-radius:14px;
  outline:none;
  transition:border-color .2s ease, box-shadow .2s ease, transform .2s ease, background-color .2s ease;
}
.nav-search input{
  padding:14px 18px 14px 44px;
  box-shadow:0 6px 18px rgba(32,56,83,.04);
}
.nav-search input:focus,
.filter-search input:focus,
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus{
  border-color:rgba(46,95,135,.7);
  box-shadow:var(--focus);
}
.nav-links{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  justify-content:flex-end;
  min-width:260px;
}
.nav-links a{
  color:var(--primary-dark);
  padding:11px 14px;
  border-radius:999px;
  font-size:14px;
  border:1px solid transparent;
  background:transparent;
  white-space:nowrap;
}
.nav-links a:hover{
  background:var(--primary-soft);
  border-color:#c7d8e8;
  transform:translateY(-1px);
}
.nav-links a.active,
.nav-links a[aria-current="page"]{
  background:#e8f1f8;
  border-color:#c4d8e8;
  color:var(--primary-dark);
  font-weight:700;
}
.nav-cta{
  background:var(--primary)!important;
  color:#fff!important;
  box-shadow:0 10px 20px rgba(46,95,135,.16);
}
.nav-cta:hover{
  background:var(--primary-dark)!important;
  box-shadow:0 14px 24px rgba(46,95,135,.22);
}
.hero{
  padding:26px 0 14px;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.12fr .88fr;
  gap:22px;
  align-items:stretch;
}
.hero-copy,
.hero-panel,
.stat-card,
.matrix-card,
.matrix-side,
.compare-card,
.faq-wrap,
.cta-card,
.footer,
.result-card,
.toolbar,
.soft-panel{
  background:var(--card);
  border:1px solid rgba(217,228,239,.9);
  box-shadow:var(--shadow);
}
.hero-copy{
  padding:34px;
  border-radius:var(--radius-lg);
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 12px;
  border-radius:999px;
  background:var(--accent-soft);
  color:#9c5f16;
  border:1px solid #f0d5b8;
  font-size:13px;
  font-weight:700;
}
.eyebrow .dot{
  width:8px;height:8px;border-radius:50%;background:var(--accent);
}
.hero h1{
  margin:16px 0 14px;
  font-size:clamp(34px, 4vw, 46px);
  line-height:1.12;
  letter-spacing:-.6px;
}
.hero h1 span{
  color:var(--primary);
}
.hero p{
  margin:0;
  color:var(--muted);
  font-size:16px;
  max-width:58ch;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:24px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:0 18px;
  border-radius:14px;
  border:1px solid transparent;
  font-weight:700;
  letter-spacing:.1px;
  transition:transform .2s ease, box-shadow .2s ease, background-color .2s ease, border-color .2s ease, color .2s ease;
}
.btn:hover{
  transform:translateY(-1px);
}
.btn:active{
  transform:translateY(0);
}
.btn-primary{
  background:var(--primary);
  color:#fff;
  box-shadow:0 10px 20px rgba(46,95,135,.18);
}
.btn-primary:hover{
  background:var(--primary-dark);
  box-shadow:0 14px 24px rgba(46,95,135,.24);
}
.btn-secondary{
  background:#fff;
  border-color:var(--line);
  color:var(--primary-dark);
}
.btn-secondary:hover{
  background:#f8fbfe;
  border-color:#bfd0df;
}
.btn:focus-visible,
.nav-links a:focus-visible,
.tag-chip:focus-visible,
.result-card .card-link:focus-visible,
.faq-summary:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible{
  outline:none;
  box-shadow:var(--focus);
}
.hero-panel{
  border-radius:var(--radius-lg);
  padding:18px;
  display:flex;
  flex-direction:column;
  gap:16px;
}
.panel-top{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
}
.hero-stat{
  padding:18px;
  border-radius:18px;
  background:linear-gradient(180deg, #fff, #f8fbfe);
  border:1px solid var(--line);
}
.hero-stat .num{
  font-size:28px;
  font-weight:800;
  line-height:1;
  color:var(--primary-dark);
}
.hero-stat .label{
  margin-top:8px;
  font-size:14px;
  font-weight:700;
}
.hero-stat .desc{
  margin-top:6px;
  color:var(--muted);
  font-size:12px;
}
.chart-card{
  padding:18px;
  border-radius:18px;
  border:1px solid var(--line);
  background:linear-gradient(180deg, #fff, #f8fbfe);
}
.chart-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:14px;
}
.chart-head strong{
  font-size:15px;
}
.pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 10px;
  border-radius:999px;
  background:#edf5fb;
  color:var(--primary-dark);
  border:1px solid #cfddea;
  font-size:12px;
  font-weight:700;
}
.spark{
  display:grid;
  grid-template-columns:repeat(8, 1fr);
  align-items:end;
  gap:8px;
  height:110px;
  padding-top:8px;
}
.spark span{
  display:block;
  border-radius:10px 10px 4px 4px;
  background:linear-gradient(180deg, #72a2c8, #2e5f87);
  box-shadow:0 8px 16px rgba(46,95,135,.12);
}
.spark span:nth-child(1){height:34%}
.spark span:nth-child(2){height:52%}
.spark span:nth-child(3){height:41%}
.spark span:nth-child(4){height:68%}
.spark span:nth-child(5){height:56%}
.spark span:nth-child(6){height:78%}
.spark span:nth-child(7){height:61%}
.spark span:nth-child(8){height:86%}
.hero-note{
  display:flex;
  gap:10px;
  align-items:flex-start;
  padding:14px 16px;
  border-radius:16px;
  background:var(--bg-soft);
  border:1px dashed #c5d5e3;
  color:var(--muted);
  font-size:13px;
}
.hero-note svg{
  flex:0 0 auto;
  width:18px;height:18px;
  color:var(--primary);
  margin-top:1px;
}
.section{
  padding:18px 0 30px;
}
.section-shell{
  background:transparent;
}
.section-head{
  display:flex;
  align-items:end;
  justify-content:space-between;
  gap:16px;
  margin-bottom:16px;
}
.section-head h2{
  margin:0;
  font-size:clamp(24px, 2.6vw, 30px);
  line-height:1.18;
  letter-spacing:-.3px;
}
.section-head p{
  margin:0;
  color:var(--muted);
  max-width:58ch;
  font-size:14px;
}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:16px;
}
.stat-card{
  border-radius:18px;
  padding:20px;
  background:linear-gradient(180deg, #fff, #f9fbfe);
}
.stat-card .stat-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:14px;
}
.stat-card .stat-num{
  font-size:28px;
  line-height:1;
  font-weight:800;
  color:var(--primary);
}
.stat-card .stat-label{
  font-size:14px;
  font-weight:700;
}
.stat-card .stat-desc{
  margin-top:8px;
  color:var(--muted);
  font-size:13px;
}
.stat-bar{
  margin-top:14px;
  height:8px;
  border-radius:999px;
  background:#edf2f7;
  overflow:hidden;
}
.stat-bar span{
  display:block;
  height:100%;
  border-radius:inherit;
  background:linear-gradient(90deg, #7ca8cd, var(--primary));
}
.matrix-layout{
  display:grid;
  grid-template-columns:1.18fr .82fr;
  gap:18px;
  align-items:start;
}
.soft-panel{
  border-radius:var(--radius-lg);
}
.matrix-card{
  border-radius:var(--radius-lg);
  padding:20px;
}
.toolbar{
  border-radius:var(--radius-lg);
  padding:16px;
  margin-bottom:16px;
}
.toolbar-grid{
  display:grid;
  grid-template-columns:1.15fr .85fr .65fr;
  gap:12px;
  align-items:center;
}
.filter-search{
  position:relative;
}
.filter-search input{
  padding:13px 16px 13px 42px;
  border-radius:14px;
}
.filter-sort select{
  padding:13px 16px;
  border-radius:14px;
  appearance:none;
  background-image:linear-gradient(45deg, transparent 50%, #7d8fa0 50%), linear-gradient(135deg, #7d8fa0 50%, transparent 50%);
  background-position:calc(100% - 20px) calc(50% - 3px), calc(100% - 14px) calc(50% - 3px);
  background-size:6px 6px, 6px 6px;
  background-repeat:no-repeat;
}
.filter-actions{
  display:flex;
  justify-content:flex-end;
}
.count-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:12px 14px;
  border-radius:14px;
  background:#eff6fb;
  border:1px solid #d6e4f0;
  color:var(--primary-dark);
  font-size:13px;
  font-weight:700;
  white-space:nowrap;
}
.chip-row{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-top:14px;
}
.tag-chip{
  border:1px solid var(--line);
  background:#fff;
  color:var(--primary-dark);
  padding:10px 14px;
  border-radius:999px;
  font-size:13px;
  font-weight:700;
}
.tag-chip:hover{
  border-color:#bcd0df;
  background:#f8fbfe;
}
.tag-chip.active{
  background:var(--primary-soft);
  border-color:#b9cfe0;
  color:var(--primary-dark);
}
.results-grid{
  display:grid;
  grid-template-columns:repeat(2, minmax(0, 1fr));
  gap:16px;
}
.result-card{
  border-radius:18px;
  padding:18px;
  background:linear-gradient(180deg, #fff, #f9fbfe);
  display:flex;
  flex-direction:column;
  gap:14px;
  min-height:238px;
}
.result-card:hover,
.stat-card:hover,
.matrix-card:hover,
.compare-card:hover,
.cta-card:hover{
  box-shadow:var(--shadow-hover);
  transform:translateY(-2px);
}
.card-top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
}
.card-title{
  margin:0;
  font-size:19px;
  line-height:1.28;
}
.card-sub{
  margin:0;
  color:var(--muted);
  font-size:14px;
}
.card-badges{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:5px;
  border-radius:999px;
  padding:6px 10px;
  font-size:12px;
  font-weight:700;
  background:#edf5fb;
  color:var(--primary-dark);
  border:1px solid #d0dfeb;
}
.badge.hot{
  background:#fff3e6;
  color:#9e5b17;
  border-color:#f1d7b9;
}
.badge.soft{
  background:#f0f6fb;
}
.card-meta{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  color:var(--muted);
  font-size:12px;
}
.meta-item{
  display:inline-flex;
  align-items:center;
  gap:5px;
  padding:6px 9px;
  background:#f6f9fc;
  border:1px solid #e1e8f0;
  border-radius:999px;
}
.card-list{
  display:grid;
  gap:10px;
  margin:0;
  padding:0;
  list-style:none;
}
.card-list li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  color:var(--text);
  font-size:14px;
}
.card-list svg{
  width:18px;
  height:18px;
  color:var(--success);
  flex:0 0 auto;
  margin-top:1px;
}
.card-actions{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.card-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--primary);
  font-weight:700;
  font-size:14px;
}
.card-link:hover{
  color:var(--primary-dark);
}
.side-stack{
  display:grid;
  gap:16px;
}
.matrix-side{
  border-radius:var(--radius-lg);
  padding:18px;
}
.side-title{
  margin:0 0 12px;
  font-size:18px;
}
.side-text{
  margin:0;
  color:var(--muted);
  font-size:14px;
}
.tag-cloud{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.tag-cloud a{
  display:inline-flex;
  align-items:center;
  padding:8px 12px;
  border-radius:999px;
  background:#f7fafc;
  border:1px solid var(--line);
  color:var(--primary-dark);
  font-size:13px;
  font-weight:700;
}
.tag-cloud a:hover{
  background:#eef5fb;
  border-color:#bfd2e1;
}
.side-note{
  margin-top:14px;
  padding:14px;
  border-radius:16px;
  background:var(--bg-soft);
  border:1px solid #d7e4ef;
}
.side-note strong{
  display:block;
  margin-bottom:8px;
}
.side-steps{
  margin:0;
  padding:0;
  list-style:none;
  display:grid;
  gap:12px;
}
.side-step{
  display:flex;
  gap:12px;
  align-items:flex-start;
}
.side-step .num{
  width:28px;
  height:28px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:var(--primary-soft);
  color:var(--primary-dark);
  font-size:13px;
  font-weight:800;
  flex:0 0 auto;
}
.side-step p{
  margin:0;
  font-size:13px;
  color:var(--muted);
}
.compare-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}
.compare-card{
  border-radius:var(--radius-lg);
  padding:22px;
  background:linear-gradient(180deg, #fff, #fafcff);
}
.compare-card.good{
  border-color:#cfe0d9;
  background:linear-gradient(180deg, #fbfffd, #f6fbf9);
}
.compare-card.bad{
  border-color:#ead4c1;
  background:linear-gradient(180deg, #fffdf9, #fffaf4);
}
.compare-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:14px;
}
.compare-head h3{
  margin:0;
  font-size:20px;
}
.compare-head .icon{
  width:42px;
  height:42px;
  border-radius:14px;
  display:grid;
  place-items:center;
  background:#eef5fb;
  color:var(--primary);
}
.compare-list{
  margin:0;
  padding:0;
  list-style:none;
  display:grid;
  gap:12px;
}
.compare-list li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  color:var(--text);
  font-size:14px;
}
.compare-list li svg{
  width:18px;
  height:18px;
  margin-top:1px;
  flex:0 0 auto;
}
.compare-card.bad .compare-list svg{
  color:#c97a34;
}
.compare-card.good .compare-list svg{
  color:var(--success);
}
.process-row{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:12px;
  margin-top:16px;
}
.process-step{
  padding:16px;
  border-radius:16px;
  background:#fff;
  border:1px solid var(--line);
  position:relative;
}
.process-step::after{
  content:"";
  position:absolute;
  top:50%;
  right:-8px;
  width:16px;
  height:1px;
  background:#c9d8e4;
}
.process-step:last-child::after{
  display:none;
}
.process-step .step-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:30px;
  height:30px;
  border-radius:50%;
  background:var(--primary-soft);
  color:var(--primary-dark);
  font-weight:800;
  margin-bottom:10px;
}
.process-step h4{
  margin:0 0 6px;
  font-size:15px;
}
.process-step p{
  margin:0;
  color:var(--muted);
  font-size:13px;
}
.faq-wrap{
  border-radius:var(--radius-lg);
  padding:20px;
}
.faq-list{
  display:grid;
  gap:12px;
}
details.faq-item{
  border:1px solid var(--line);
  border-radius:16px;
  background:#fff;
  overflow:hidden;
}
.faq-summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:16px 18px;
  font-weight:700;
}
.faq-summary::-webkit-details-marker{
  display:none;
}
.faq-summary .toggle{
  width:30px;
  height:30px;
  border-radius:50%;
  background:#eff5fb;
  border:1px solid #d4e0ea;
  display:grid;
  place-items:center;
  color:var(--primary);
  flex:0 0 auto;
  transition:transform .2s ease;
}
details[open] .faq-summary .toggle{
  transform:rotate(45deg);
}
.faq-body{
  padding:0 18px 16px;
  color:var(--muted);
  font-size:14px;
}
.cta-card{
  border-radius:var(--radius-lg);
  padding:24px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.96), rgba(248,251,254,.98));
}
.contact-grid{
  display:grid;
  grid-template-columns:.95fr 1.05fr;
  gap:18px;
  align-items:start;
}
.cta-copy{
  padding:8px 6px 8px 0;
}
.cta-copy h2{
  margin:0 0 12px;
  font-size:clamp(26px, 3vw, 34px);
  line-height:1.18;
}
.cta-copy p{
  margin:0 0 16px;
  color:var(--muted);
}
.trust-list{
  margin:0;
  padding:0;
  list-style:none;
  display:grid;
  gap:10px;
}
.trust-list li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  color:var(--text);
  font-size:14px;
}
.trust-list svg{
  width:18px;
  height:18px;
  color:var(--success);
  flex:0 0 auto;
  margin-top:2px;
}
.form-panel{
  border-radius:18px;
  padding:18px;
  background:#fff;
  border:1px solid var(--line);
}
.form-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
}
.form-field{
  display:grid;
  gap:8px;
}
.form-field.full{
  grid-column:1 / -1;
}
.form-field label{
  font-size:13px;
  font-weight:700;
  color:var(--primary-dark);
}
.form-field input,
.form-field select,
.form-field textarea{
  padding:13px 14px;
  border-radius:12px;
  background:#fff;
}
.form-field textarea{
  resize:vertical;
  min-height:112px;
}
.form-help{
  margin-top:10px;
  color:var(--muted);
  font-size:12px;
}
.form-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin-top:14px;
}
.form-note{
  margin-top:12px;
  padding:12px 14px;
  border-radius:14px;
  background:#eef6fc;
  border:1px solid #d4e1ed;
  color:var(--primary-dark);
  font-size:13px;
}
.site-footer{
  margin-top:24px;
  padding:28px 0 18px;
  background:#edf3f9;
  border-top:1px solid rgba(201,216,231,.8);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.15fr .8fr 1fr;
  gap:20px;
  align-items:start;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:12px;
  font-weight:800;
  font-size:18px;
  margin-bottom:12px;
}
.footer p{
  margin:0;
  color:var(--muted);
  font-size:14px;
}
.footer-title{
  font-weight:800;
  margin-bottom:12px;
  color:var(--primary-dark);
}
.footer-links{
  display:grid;
  gap:10px;
}
.footer-links a{
  color:var(--primary-dark);
  font-size:14px;
  width:max-content;
}
.footer-links a:hover{
  color:var(--primary);
}
.copyright{
  margin-top:18px;
  padding-top:16px;
  border-top:1px solid #dbe5ef;
  display:flex;
  justify-content:space-between;
  gap:12px;
  color:#6d7f90;
  font-size:12px;
  flex-wrap:wrap;
}

.hide{
  display:none !important;
}

@media (max-width: 1180px){
  .nav{
    flex-wrap:wrap;
  }
  .nav-search{
    order:3;
    flex-basis:100%;
    max-width:none;
  }
  .nav-links{
    min-width:0;
    justify-content:flex-start;
  }
  .hero-grid,
  .matrix-layout,
  .contact-grid{
    grid-template-columns:1fr;
  }
  .hero-panel{
    order:-1;
  }
  .stats-grid{
    grid-template-columns:repeat(2, 1fr);
  }
  .results-grid{
    grid-template-columns:repeat(2, minmax(0, 1fr));
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
  }
}
@media (max-width: 768px){
  .container{
    width:min(var(--container), calc(100% - 24px));
  }
  .nav{
    gap:12px;
    padding:12px 0;
  }
  .brand{
    min-width:0;
  }
  .brand-text{
    font-size:16px;
  }
  .nav-links{
    width:100%;
    overflow-x:auto;
    flex-wrap:nowrap;
    padding-bottom:2px;
    -webkit-overflow-scrolling:touch;
  }
  .nav-links a{
    flex:0 0 auto;
  }
  .hero-copy,
  .hero-panel,
  .stat-card,
  .matrix-card,
  .matrix-side,
  .compare-card,
  .faq-wrap,
  .cta-card{
    border-radius:18px;
  }
  .hero-copy{
    padding:24px;
  }
  .panel-top,
  .stats-grid,
  .results-grid,
  .compare-grid,
  .process-row,
  .form-grid,
  .footer-grid{
    grid-template-columns:1fr;
  }
  .toolbar-grid{
    grid-template-columns:1fr;
  }
  .filter-actions{
    justify-content:flex-start;
  }
  .process-step::after{
    display:none;
  }
}
@media (max-width: 520px){
  .hero{
    padding-top:18px;
  }
  .hero h1{
    font-size:30px;
  }
  .hero p,
  .section-head p,
  .card-sub,
  .side-text,
  .compare-list li,
  .faq-body,
  .footer p{
    font-size:13px;
  }
  .hero-actions,
  .form-actions{
    flex-direction:column;
  }
  .btn{
    width:100%;
  }
  .toolbar{
    padding:14px;
  }
  .count-badge{
    width:100%;
    justify-content:center;
  }
  .card-actions{
    flex-direction:column;
    align-items:flex-start;
  }
  .copyright{
    flex-direction:column;
  }
}

/* roulang page: category2 */
:root {
      --bg: #f3f7fb;
      --bg-soft: #eaf1f8;
      --surface: #ffffff;
      --surface-soft: #f8fbfe;
      --text: #1f2a37;
      --muted: #66768a;
      --brand: #4d78a8;
      --brand-dark: #2f5c89;
      --brand-soft: #dce9f6;
      --accent: #d58c3a;
      --accent-soft: #f6ead9;
      --success: #2f8f69;
      --border: #d9e3ef;
      --border-strong: #bfd0e2;
      --shadow-soft: 0 10px 28px rgba(45, 79, 116, .08);
      --shadow-hover: 0 16px 36px rgba(45, 79, 116, .14);
      --radius: 18px;
      --radius-sm: 12px;
      --container: 1240px;
      --ring: 0 0 0 4px rgba(77, 120, 168, .16);
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
      color-scheme: light;
    }

    body {
      margin: 0;
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at top left, rgba(77, 120, 168, .10), transparent 32%),
        radial-gradient(circle at top right, rgba(213, 140, 58, .08), transparent 26%),
        linear-gradient(180deg, #f8fbff 0%, var(--bg) 100%);
      line-height: 1.6;
      text-rendering: optimizeLegibility;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background:
        radial-gradient(circle at 20% 10%, rgba(77, 120, 168, .05), transparent 18%),
        radial-gradient(circle at 82% 18%, rgba(213, 140, 58, .05), transparent 15%),
        radial-gradient(circle at 50% 95%, rgba(77, 120, 168, .03), transparent 18%);
      z-index: -1;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .22s ease, background-color .22s ease, border-color .22s ease, transform .22s ease, box-shadow .22s ease;
    }

    img {
      display: block;
      max-width: 100%;
    }

    button,
    input,
    select,
    textarea {
      font: inherit;
    }

    ::selection {
      background: rgba(77, 120, 168, .18);
      color: var(--text);
    }

    :focus-visible {
      outline: none;
      box-shadow: var(--ring);
      border-color: var(--brand);
    }

    .skip-link {
      position: absolute;
      left: 16px;
      top: 12px;
      z-index: 2000;
      padding: 10px 14px;
      border-radius: 999px;
      background: var(--surface);
      border: 1px solid var(--border);
      color: var(--brand-dark);
      box-shadow: var(--shadow-soft);
      transform: translateY(-160%);
      transition: transform .2s ease;
    }

    .skip-link:focus {
      transform: translateY(0);
    }

    .container {
      width: min(var(--container), calc(100% - 40px));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(247, 250, 253, .92);
      backdrop-filter: blur(8px);
      border-bottom: 1px solid rgba(217, 227, 239, .9);
    }

    .nav {
      display: flex;
      align-items: center;
      gap: 16px;
      padding: 16px 0;
      flex-wrap: wrap;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      flex: 0 0 auto;
      min-height: 48px;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 14px;
      display: grid;
      place-items: center;
      background: linear-gradient(180deg, var(--brand), var(--brand-dark));
      color: #fff;
      font-weight: 800;
      letter-spacing: .04em;
      box-shadow: 0 10px 20px rgba(77, 120, 168, .22);
      flex: 0 0 auto;
    }

    .brand-text {
      font-size: 18px;
      font-weight: 800;
      letter-spacing: .01em;
      color: var(--text);
      line-height: 1.2;
    }

    .nav-search {
      flex: 1 1 420px;
      max-width: 560px;
      display: flex;
      align-items: center;
      gap: 10px;
      min-height: 52px;
      padding: 0 16px;
      border-radius: 999px;
      background: var(--surface);
      border: 1px solid var(--border);
      box-shadow: var(--shadow-soft);
    }

    .nav-search:focus-within {
      border-color: rgba(77, 120, 168, .55);
      box-shadow: var(--ring), var(--shadow-soft);
    }

    .search-icon {
      width: 18px;
      height: 18px;
      color: var(--brand);
      flex: 0 0 auto;
    }

    .nav-search input {
      border: 0;
      outline: none;
      width: 100%;
      background: transparent;
      color: var(--text);
      padding: 14px 4px;
      min-width: 0;
    }

    .nav-search input::placeholder {
      color: #8b9aac;
    }

    .nav-links {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 10px;
      flex: 0 0 auto;
      margin-left: auto;
      flex-wrap: wrap;
    }

    .nav-links a {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 42px;
      padding: 0 14px;
      border-radius: 999px;
      border: 1px solid transparent;
      color: var(--muted);
      font-weight: 600;
      white-space: nowrap;
    }

    .nav-links a:hover {
      color: var(--brand-dark);
      background: rgba(77, 120, 168, .08);
      border-color: rgba(77, 120, 168, .12);
      transform: translateY(-1px);
    }

    .nav-links a.active {
      color: var(--brand-dark);
      background: var(--brand-soft);
      border-color: rgba(77, 120, 168, .18);
      box-shadow: inset 0 0 0 1px rgba(77, 120, 168, .04);
    }

    .nav-cta {
      background: linear-gradient(180deg, var(--brand), var(--brand-dark));
      color: #fff !important;
      box-shadow: 0 12px 18px rgba(77, 120, 168, .18);
    }

    .nav-cta:hover {
      color: #fff;
      box-shadow: 0 16px 22px rgba(77, 120, 168, .26);
    }

    .hero {
      padding: 42px 0 60px;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 28px;
      align-items: stretch;
    }

    .breadcrumb {
      display: inline-flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 18px;
      color: var(--muted);
      font-size: 13px;
    }

    .breadcrumb a {
      color: var(--brand-dark);
      font-weight: 600;
    }

    .breadcrumb span.sep {
      color: #aab7c6;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 16px;
      padding: 8px 12px;
      border-radius: 999px;
      background: rgba(77, 120, 168, .08);
      color: var(--brand-dark);
      border: 1px solid rgba(77, 120, 168, .14);
      font-size: 13px;
      font-weight: 700;
      letter-spacing: .02em;
    }

    .hero h1 {
      margin: 0 0 18px;
      font-size: clamp(34px, 4vw, 46px);
      line-height: 1.12;
      letter-spacing: -.02em;
      color: var(--text);
      max-width: 12ch;
    }

    .hero p {
      margin: 0 0 18px;
      font-size: 16px;
      color: var(--muted);
      max-width: 44rem;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin: 18px 0 18px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 48px;
      padding: 0 18px;
      border-radius: 14px;
      border: 1px solid transparent;
      font-weight: 700;
      cursor: pointer;
      transition: transform .22s ease, box-shadow .22s ease, background-color .22s ease, border-color .22s ease, color .22s ease;
      user-select: none;
    }

    .btn:hover {
      transform: translateY(-1px);
      box-shadow: var(--shadow-hover);
    }

    .btn:active {
      transform: translateY(0);
      box-shadow: var(--shadow-soft);
    }

    .btn-primary {
      background: linear-gradient(180deg, var(--brand), var(--brand-dark));
      color: #fff;
      box-shadow: 0 12px 22px rgba(77, 120, 168, .20);
    }

    .btn-secondary {
      background: var(--surface);
      color: var(--brand-dark);
      border-color: var(--border-strong);
      box-shadow: var(--shadow-soft);
    }

    .hero-links {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 14px;
    }

    .chip {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 9px 13px;
      border-radius: 999px;
      border: 1px solid var(--border);
      background: rgba(255, 255, 255, .75);
      color: var(--brand-dark);
      font-size: 13px;
      font-weight: 700;
    }

    .chip:hover {
      background: rgba(77, 120, 168, .07);
      border-color: rgba(77, 120, 168, .18);
      transform: translateY(-1px);
    }

    .feature-list {
      list-style: none;
      padding: 0;
      margin: 22px 0 0;
      display: grid;
      gap: 10px;
    }

    .feature-list li {
      position: relative;
      padding-left: 28px;
      color: var(--text);
      font-weight: 600;
    }

    .feature-list li::before {
      content: "✓";
      position: absolute;
      left: 0;
      top: 0;
      width: 18px;
      height: 18px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: rgba(47, 143, 105, .12);
      color: var(--success);
      font-size: 12px;
      font-weight: 800;
      transform: translateY(2px);
    }

    .hero-panel {
      background: linear-gradient(180deg, rgba(255,255,255,.98), rgba(250,253,255,.98));
      border: 1px solid var(--border);
      border-radius: 24px;
      box-shadow: var(--shadow-soft);
      padding: 22px;
      display: flex;
      flex-direction: column;
      gap: 18px;
    }

    .panel-head {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 12px;
    }

    .panel-head h2 {
      margin: 8px 0 0;
      font-size: 20px;
      line-height: 1.3;
      letter-spacing: -.01em;
    }

    .status-pill {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 8px 12px;
      border-radius: 999px;
      background: rgba(47, 143, 105, .10);
      border: 1px solid rgba(47, 143, 105, .16);
      color: var(--success);
      font-size: 13px;
      font-weight: 700;
      white-space: nowrap;
    }

    .mini-stats {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
    }

    .mini-stat {
      padding: 14px;
      border-radius: 16px;
      background: var(--surface-soft);
      border: 1px solid rgba(217, 227, 239, .95);
    }

    .mini-stat span {
      display: block;
      color: var(--muted);
      font-size: 12px;
      margin-bottom: 6px;
    }

    .mini-stat strong {
      display: block;
      font-size: 26px;
      line-height: 1;
      color: var(--text);
      margin-bottom: 6px;
      letter-spacing: -.03em;
    }

    .mini-stat small {
      color: var(--muted);
      font-size: 12px;
    }

    .progress-board {
      padding: 16px;
      border-radius: 18px;
      background: #f7fbff;
      border: 1px solid rgba(217, 227, 239, .9);
    }

    .progress-board .board-title {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      margin-bottom: 12px;
      font-size: 13px;
      color: var(--muted);
      font-weight: 700;
    }

    .board-bars {
      display: grid;
      gap: 12px;
    }

    .bar-row {
      display: grid;
      grid-template-columns: 92px 1fr 34px;
      gap: 10px;
      align-items: center;
      font-size: 13px;
    }

    .bar-row span {
      color: var(--text);
      font-weight: 600;
    }

    .bar-track {
      position: relative;
      height: 10px;
      border-radius: 999px;
      background: #e7eef6;
      overflow: hidden;
    }

    .bar-track i {
      display: block;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, rgba(77, 120, 168, .92), rgba(77, 120, 168, .62));
      box-shadow: inset 0 0 0 1px rgba(255,255,255,.18);
    }

    .bar-row em {
      font-style: normal;
      color: var(--brand-dark);
      font-weight: 700;
      text-align: right;
    }

    .section {
      padding: 72px 0;
    }

    .soft-section {
      background: linear-gradient(180deg, rgba(255,255,255,.35), rgba(77,120,168,.03));
      border-top: 1px solid rgba(217, 227, 239, .5);
      border-bottom: 1px solid rgba(217, 227, 239, .5);
    }

    .section-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 18px;
      margin-bottom: 24px;
      flex-wrap: wrap;
    }

    .section-head h2 {
      margin: 0;
      font-size: clamp(24px, 2.4vw, 30px);
      line-height: 1.2;
      letter-spacing: -.02em;
    }

    .section-head p {
      margin: 0;
      max-width: 58rem;
      color: var(--muted);
    }

    .section-slim {
      margin-top: 8px;
      color: var(--muted);
      font-size: 14px;
    }

    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 18px;
    }

    .metric-card,
    .feature-card,
    .compare-card,
    .step-card,
    .faq-item,
    .contact-box,
    .form-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      box-shadow: var(--shadow-soft);
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }

    .metric-card:hover,
    .feature-card:hover,
    .compare-card:hover,
    .step-card:hover,
    .contact-box:hover,
    .form-card:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(77, 120, 168, .18);
    }

    .metric-card {
      padding: 20px;
      position: relative;
      overflow: hidden;
    }

    .metric-card::before {
      content: "";
      position: absolute;
      inset: 0 auto auto 0;
      width: 100%;
      height: 4px;
      background: linear-gradient(90deg, var(--brand), rgba(77,120,168,.5));
      opacity: .75;
    }

    .metric-card:nth-child(2)::before {
      background: linear-gradient(90deg, var(--accent), rgba(213,140,58,.52));
    }

    .metric-card:nth-child(3)::before {
      background: linear-gradient(90deg, #5e8fb8, rgba(94,143,184,.5));
    }

    .metric-card:nth-child(4)::before {
      background: linear-gradient(90deg, #3ea5a2, rgba(62,165,162,.48));
    }

    .metric-value {
      display: block;
      margin-top: 6px;
      font-size: 32px;
      line-height: 1;
      font-weight: 800;
      letter-spacing: -.04em;
      color: var(--text);
    }

    .metric-label {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--brand-dark);
      font-weight: 700;
      font-size: 13px;
    }

    .metric-note {
      margin-top: 10px;
      color: var(--muted);
      font-size: 13px;
    }

    .matrix-grid {
      display: grid;
      grid-template-columns: repeat(12, minmax(0, 1fr));
      gap: 18px;
      grid-auto-flow: dense;
    }

    .feature-card {
      padding: 20px;
      min-height: 100%;
    }

    .span-7 {
      grid-column: span 7;
    }

    .span-5 {
      grid-column: span 5;
    }

    .span-4 {
      grid-column: span 4;
    }

    .span-8 {
      grid-column: span 8;
    }

    .span-6 {
      grid-column: span 6;
    }

    .span-12 {
      grid-column: span 12;
    }

    .feature-card .card-top {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 14px;
    }

    .feature-card h3 {
      margin: 0 0 8px;
      font-size: 19px;
      line-height: 1.3;
    }

    .feature-card p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .tag-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 14px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      min-height: 32px;
      padding: 0 11px;
      border-radius: 999px;
      background: rgba(77, 120, 168, .08);
      border: 1px solid rgba(77, 120, 168, .14);
      color: var(--brand-dark);
      font-size: 12px;
      font-weight: 700;
    }

    .tag.accent {
      background: rgba(213, 140, 58, .10);
      border-color: rgba(213, 140, 58, .18);
      color: #9a5b12;
    }

    .tag.gray {
      background: rgba(101, 118, 138, .08);
      border-color: rgba(101, 118, 138, .12);
      color: #536273;
    }

    .feature-list-plain {
      list-style: none;
      padding: 0;
      margin: 14px 0 0;
      display: grid;
      gap: 10px;
    }

    .feature-list-plain li {
      position: relative;
      padding-left: 24px;
      color: var(--text);
      font-size: 14px;
    }

    .feature-list-plain li::before {
      content: "•";
      position: absolute;
      left: 0;
      top: -1px;
      color: var(--accent);
      font-size: 20px;
      line-height: 1;
    }

    .highlight-box {
      margin-top: 16px;
      padding: 16px;
      border-radius: 16px;
      background: linear-gradient(180deg, rgba(77,120,168,.08), rgba(77,120,168,.03));
      border: 1px solid rgba(77,120,168,.14);
      color: var(--brand-dark);
      font-weight: 700;
    }

    .compare-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 18px;
    }

    .compare-card {
      padding: 22px;
    }

    .compare-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 16px;
    }

    .compare-head h3 {
      margin: 0;
      font-size: 19px;
    }

    .compare-badge {
      display: inline-flex;
      align-items: center;
      min-height: 32px;
      padding: 0 11px;
      border-radius: 999px;
      background: rgba(77, 120, 168, .08);
      border: 1px solid rgba(77, 120, 168, .14);
      color: var(--brand-dark);
      font-size: 12px;
      font-weight: 700;
      white-space: nowrap;
    }

    .compare-card.alt .compare-badge {
      background: rgba(213, 140, 58, .10);
      border-color: rgba(213, 140, 58, .18);
      color: #9a5b12;
    }

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

    .compare-list li {
      position: relative;
      padding-left: 28px;
      color: var(--text);
      font-size: 14px;
    }

    .compare-list li::before {
      content: "✓";
      position: absolute;
      left: 0;
      top: 0;
      width: 18px;
      height: 18px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      background: rgba(47, 143, 105, .12);
      color: var(--success);
      font-size: 12px;
      font-weight: 800;
      transform: translateY(2px);
    }

    .compare-card.alt .compare-list li::before {
      content: "!";
      background: rgba(213, 140, 58, .12);
      color: #9a5b12;
    }

    .progress-wrap {
      margin-top: 18px;
      display: grid;
      gap: 12px;
    }

    .progress-item {
      display: grid;
      grid-template-columns: 96px 1fr 36px;
      gap: 10px;
      align-items: center;
      font-size: 13px;
    }

    .progress-item strong {
      font-size: 13px;
      color: var(--text);
    }

    .progress {
      height: 10px;
      border-radius: 999px;
      background: #e8eef5;
      overflow: hidden;
    }

    .progress > span {
      display: block;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--brand), rgba(77, 120, 168, .65));
    }

    .compare-card.alt .progress > span {
      background: linear-gradient(90deg, var(--accent), rgba(213, 140, 58, .68));
    }

    .progress-item em {
      font-style: normal;
      color: var(--muted);
      text-align: right;
    }

    .steps-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 18px;
    }

    .step-card {
      padding: 20px;
      position: relative;
      overflow: hidden;
    }

    .step-number {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: 14px;
      background: var(--brand-soft);
      color: var(--brand-dark);
      font-weight: 800;
      margin-bottom: 16px;
    }

    .step-card h3 {
      margin: 0 0 10px;
      font-size: 18px;
    }

    .step-card p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .step-card::after {
      content: "";
      position: absolute;
      right: -12px;
      top: 22px;
      width: 24px;
      height: 24px;
      border-radius: 50%;
      background: #eef4fa;
      border: 1px solid rgba(217, 227, 239, .9);
      box-shadow: 0 0 0 4px rgba(255,255,255,.85);
      display: none;
    }

    .faq-wrap {
      display: grid;
      gap: 14px;
      max-width: 980px;
    }

    .faq-item {
      overflow: hidden;
    }

    .faq-item summary {
      cursor: pointer;
      list-style: none;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding: 18px 20px;
      font-weight: 700;
      color: var(--text);
      user-select: none;
    }

    .faq-item summary::-webkit-details-marker {
      display: none;
    }

    .faq-item summary::after {
      content: "+";
      width: 28px;
      height: 28px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: rgba(77, 120, 168, .08);
      color: var(--brand-dark);
      font-weight: 800;
      flex: 0 0 auto;
      transition: transform .22s ease, background-color .22s ease;
    }

    .faq-item[open] summary::after {
      content: "–";
      background: rgba(77, 120, 168, .12);
    }

    .faq-content {
      padding: 0 20px 20px;
      color: var(--muted);
      font-size: 14px;
    }

    .contact-grid {
      display: grid;
      grid-template-columns: .95fr 1.05fr;
      gap: 18px;
      align-items: start;
    }

    .contact-box {
      padding: 22px;
    }

    .contact-box h3,
    .form-card h3 {
      margin: 0 0 12px;
      font-size: 20px;
    }

    .contact-box p {
      margin: 0 0 14px;
      color: var(--muted);
    }

    .trust-list {
      list-style: none;
      padding: 0;
      margin: 18px 0 0;
      display: grid;
      gap: 12px;
    }

    .trust-list li {
      padding: 14px 14px 14px 42px;
      border-radius: 14px;
      background: var(--surface-soft);
      border: 1px solid rgba(217, 227, 239, .85);
      color: var(--text);
      position: relative;
      font-size: 14px;
    }

    .trust-list li::before {
      content: "✓";
      position: absolute;
      left: 14px;
      top: 14px;
      width: 18px;
      height: 18px;
      border-radius: 50%;
      background: rgba(47, 143, 105, .12);
      color: var(--success);
      display: grid;
      place-items: center;
      font-size: 12px;
      font-weight: 800;
    }

    .form-card {
      padding: 22px;
    }

    .form-hint {
      margin: 0 0 16px;
      color: var(--muted);
      font-size: 14px;
    }

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

    .field {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

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

    .field label {
      font-size: 13px;
      font-weight: 700;
      color: var(--text);
    }

    .field input,
    .field select,
    .field textarea {
      width: 100%;
      border: 1px solid var(--border);
      border-radius: 14px;
      background: #fff;
      padding: 13px 14px;
      color: var(--text);
      transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
    }

    .field input::placeholder,
    .field textarea::placeholder {
      color: #93a2b3;
    }

    .field input:focus,
    .field select:focus,
    .field textarea:focus {
      border-color: rgba(77, 120, 168, .65);
      box-shadow: var(--ring);
      outline: none;
    }

    .field textarea {
      min-height: 132px;
      resize: vertical;
    }

    .form-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 16px;
      align-items: center;
    }

    .submit-btn {
      min-width: 170px;
    }

    .form-message {
      display: none;
      margin-top: 14px;
      padding: 14px 16px;
      border-radius: 14px;
      background: rgba(47, 143, 105, .10);
      border: 1px solid rgba(47, 143, 105, .18);
      color: #236c4f;
      font-size: 14px;
      font-weight: 600;
    }

    .form-message.show {
      display: block;
    }

    .site-footer {
      margin-top: 12px;
      background: #edf3f8;
      border-top: 1px solid rgba(217, 227, 239, .9);
      color: var(--text);
    }

    .footer {
      padding: 54px 0 22px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.2fr .9fr 1fr;
      gap: 24px;
      align-items: start;
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
      font-weight: 800;
      font-size: 18px;
    }

    .site-footer p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .footer-title {
      font-size: 14px;
      font-weight: 800;
      color: var(--text);
      margin-bottom: 14px;
    }

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

    .footer-links a {
      display: inline-flex;
      align-items: center;
      min-height: 38px;
      padding: 0 12px;
      border-radius: 999px;
      background: rgba(255,255,255,.78);
      border: 1px solid var(--border);
      color: var(--brand-dark);
      font-size: 13px;
      font-weight: 700;
    }

    .footer-links a:hover {
      background: rgba(77, 120, 168, .08);
      border-color: rgba(77, 120, 168, .16);
      transform: translateY(-1px);
    }

    .copyright {
      margin-top: 28px;
      padding-top: 18px;
      border-top: 1px solid rgba(217, 227, 239, .9);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      flex-wrap: wrap;
      color: #6c7d90;
      font-size: 13px;
    }

    @media (max-width: 1120px) {
      .hero-grid {
        grid-template-columns: 1fr;
      }

      .metrics-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .matrix-grid .span-7,
      .matrix-grid .span-8,
      .matrix-grid .span-6,
      .matrix-grid .span-5,
      .matrix-grid .span-4,
      .matrix-grid .span-12 {
        grid-column: span 6;
      }

      .steps-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .contact-grid {
        grid-template-columns: 1fr;
      }

      .footer-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 820px) {
      .nav {
        gap: 12px;
      }

      .nav-search {
        order: 2;
        flex: 1 1 100%;
        max-width: none;
        width: 100%;
      }

      .nav-links {
        order: 3;
        width: 100%;
        justify-content: flex-start;
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 4px;
        scrollbar-width: none;
      }

      .nav-links::-webkit-scrollbar {
        display: none;
      }

      .hero {
        padding-top: 30px;
      }

      .hero h1 {
        max-width: 100%;
      }

      .compare-grid {
        grid-template-columns: 1fr;
      }

      .field-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 620px) {
      .container {
        width: min(var(--container), calc(100% - 32px));
      }

      .nav {
        padding: 14px 0 12px;
      }

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

      .hero h1 {
        font-size: 34px;
      }

      .hero-actions,
      .form-actions {
        flex-direction: column;
        align-items: stretch;
      }

      .btn,
      .submit-btn {
        width: 100%;
      }

      .mini-stats,
      .metrics-grid,
      .steps-grid {
        grid-template-columns: 1fr;
      }

      .matrix-grid .span-7,
      .matrix-grid .span-8,
      .matrix-grid .span-6,
      .matrix-grid .span-5,
      .matrix-grid .span-4,
      .matrix-grid .span-12 {
        grid-column: span 12;
      }

      .bar-row,
      .progress-item {
        grid-template-columns: 1fr;
        gap: 6px;
      }

      .section {
        padding: 54px 0;
      }

      .footer {
        padding: 44px 0 18px;
      }

      .copyright {
        flex-direction: column;
        align-items: flex-start;
      }

      .faq-item summary {
        padding: 16px 16px;
      }

      .faq-content {
        padding: 0 16px 16px;
      }

      .compare-card,
      .feature-card,
      .metric-card,
      .step-card,
      .contact-box,
      .form-card {
        border-radius: 16px;
      }
    }

    @media (max-width: 420px) {
      .container {
        width: min(var(--container), calc(100% - 24px));
      }

      .nav-search {
        min-height: 50px;
        padding: 0 14px;
      }

      .nav-links a {
        min-height: 38px;
        padding: 0 12px;
      }

      .hero-panel,
      .contact-box,
      .form-card {
        padding: 18px;
      }

      .feature-card,
      .compare-card,
      .step-card,
      .metric-card {
        padding: 18px;
      }

      .hero h1 {
        font-size: 31px;
      }
    }