:root {
      --ink: #102033;
      --muted: #5e6e80;
      --line: #dce4ee;
      --panel: #ffffff;
      --soft: #f4f7fb;
      --brand: #1f5f8b;
      --brand-dark: #174869;
      --accent: #d8ecf7;
      --success: #1f7a55;
      --shadow: 0 20px 50px rgba(16, 32, 51, 0.12);
      --radius: 22px;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      color: var(--ink);
      font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      background: #f8fafc;
      line-height: 1.55;
    }
    a { color: inherit; text-decoration: none; }
    .shell { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }
    .topbar {
      position: sticky; top: 0; z-index: 20;
      backdrop-filter: blur(16px);
      background: rgba(248, 250, 252, 0.9);
      border-bottom: 1px solid rgba(220, 228, 238, 0.85);
    }
    .nav { display: flex; align-items: center; justify-content: space-between; gap: 22px; padding: 18px 0; }
    .brand-mark { display: inline-flex; align-items: center; gap: 12px; }
    .brand-icon { width: 44px; height: 44px; display: block; flex: 0 0 44px; }
    .brand-logo { display: block; height: 34px; width: auto; }
    .brand-mark:hover .brand-logo { opacity: 0.95; }
    .nav-links { display: flex; align-items: center; gap: 22px; font-size: 0.94rem; color: var(--muted); }
    .nav-links a:hover { color: var(--brand); }
    .btn {
      display: inline-flex; align-items: center; justify-content: center; gap: 8px;
      border-radius: 999px; padding: 12px 18px; font-weight: 600;
      border: 1px solid transparent; cursor: pointer;
      transition: transform 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
      white-space: nowrap;
    }
    .btn:hover { transform: translateY(-1px); }
    .btn-primary { background: var(--brand); color: #fff; box-shadow: 0 12px 28px rgba(31, 95, 139, 0.28); }
    .btn-primary:hover { background: var(--brand-dark); }
    .btn-secondary { background: #fff; border-color: var(--line); color: var(--ink); }
    .hero {
      position: relative; padding: 72px 0 72px;
      background:
        radial-gradient(circle at 15% 15%, rgba(105, 174, 202, 0.2), transparent 28%),
        radial-gradient(circle at 80% 5%, rgba(31, 95, 139, 0.16), transparent 30%);
    }
    .hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 58px; align-items: center; }
    .eyebrow {
      display: inline-flex; align-items: center; gap: 9px; padding: 8px 12px;
      border: 1px solid var(--line); border-radius: 999px;
      background: rgba(255,255,255,0.8); color: var(--brand-dark);
      font-weight: 600; font-size: 0.86rem; margin-bottom: 22px;
    }
    .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 4px rgba(31,122,85,0.12); }
    h1 { margin: 0 0 20px; font-size: clamp(2.75rem, 7vw, 5.5rem); line-height: 0.94; letter-spacing: -0.03em; }
    .hero-copy { max-width: 680px; color: var(--muted); font-size: 1.18rem; margin: 0 0 30px; }
    .hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 34px; }
    .trust-row { display: flex; flex-wrap: wrap; gap: 12px; color: var(--muted); font-size: 0.92rem; }
    .trust-chip { background: rgba(255,255,255,0.7); border: 1px solid var(--line); border-radius: 999px; padding: 8px 12px; }
    .product-card { background: rgba(255,255,255,0.92); border: 1px solid var(--line); border-radius: 30px; box-shadow: var(--shadow); padding: 22px; }
    .browser-bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; border-bottom: 1px solid var(--line); padding-bottom: 14px; margin-bottom: 18px; }
    .lights { display: flex; gap: 6px; }
    .lights i { width: 10px; height: 10px; border-radius: 50%; background: #c8d4e0; }
    .url-pill { flex: 1; background: var(--soft); border-radius: 999px; padding: 7px 12px; color: var(--muted); font-size: 0.82rem; }
    .dashboard-preview { display: grid; gap: 14px; }
    .preview-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
    .preview-header h3 { margin: 0 0 4px; font-size: 1.15rem; }
    .preview-header p { margin: 0; color: var(--muted); font-size: 0.9rem; }
    .status-badge { color: var(--success); background: rgba(31,122,85,0.1); border: 1px solid rgba(31,122,85,0.2); border-radius: 999px; padding: 6px 10px; font-size: 0.78rem; font-weight: 600; }
    .metric-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
    .metric { background: var(--soft); border: 1px solid var(--line); border-radius: 16px; padding: 14px; }
    .metric span { display: block; color: var(--muted); font-size: 0.78rem; }
    .metric strong { display: block; margin-top: 5px; font-size: 1.24rem; letter-spacing: -0.03em; }
    .mini-table { border: 1px solid var(--line); border-radius: 18px; overflow: hidden; }
    .mini-row { display: grid; grid-template-columns: 1.35fr 1fr 1fr; gap: 10px; padding: 11px 12px; border-bottom: 1px solid var(--line); font-size: 0.86rem; }
    .mini-row:last-child { border-bottom: 0; }
    .mini-row.header { background: var(--soft); color: var(--muted); font-weight: 600; }
    .mini-row span:not(:first-child) { text-align: right; }
    .section { padding: 78px 0; }
    .section.alt { background: #fff; }
    .section-head { max-width: 760px; margin: 0 auto 42px; text-align: center; }
    .section-head h2 { margin: 0 0 14px; font-size: clamp(2rem, 4vw, 3.4rem); line-height: 1; letter-spacing: -0.03em; }
    .section-head p { margin: 0; color: var(--muted); font-size: 1.08rem; }
    .cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
    .card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; box-shadow: 0 8px 28px rgba(16, 32, 51, 0.06); }
    .card-icon { width: 44px; height: 44px; border-radius: 14px; background: var(--accent); color: var(--brand-dark); display: grid; place-items: center; margin-bottom: 16px; font-weight: 600; }
    .card h3 { margin: 0 0 10px; font-size: 1.15rem; letter-spacing: -0.02em; }
    .card p { margin: 0; color: var(--muted); }
    .split { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 48px; align-items: center; }
    .feature-list { display: grid; gap: 16px; }
    .feature-item { display: grid; grid-template-columns: 30px 1fr; gap: 12px; align-items: start; }
    .check { width: 30px; height: 30px; border-radius: 50%; background: rgba(31,122,85,0.12); color: var(--success); display: grid; place-items: center; font-weight: 600; }
    .feature-item h3 { margin: 0 0 4px; font-size: 1.05rem; }
    .feature-item p { margin: 0; color: var(--muted); }
    .workflow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; counter-reset: step; }
    .step { position: relative; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; min-height: 210px; }
    .step::before { counter-increment: step; content: counter(step); display: grid; place-items: center; width: 38px; height: 38px; border-radius: 14px; background: var(--brand); color: white; font-weight: 600; margin-bottom: 28px; }
    .step h3 { margin: 0 0 8px; font-size: 1.08rem; }
    .step p { margin: 0; color: var(--muted); font-size: 0.95rem; }
    .audience-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
    .audience-card { background: linear-gradient(180deg, #fff, #f7fafc); border: 1px solid var(--line); border-radius: 26px; padding: 28px; }
    .audience-card h3 { margin: 0 0 12px; font-size: 1.35rem; letter-spacing: -0.03em; }
    .audience-card ul { margin: 0; padding-left: 19px; color: var(--muted); }
    .audience-card li { margin: 9px 0; }
    .quote { background: var(--ink); color: #fff; border-radius: 32px; padding: 44px; box-shadow: var(--shadow); }
    .quote p { margin: 0 0 24px; font-size: clamp(1.35rem, 3vw, 2rem); line-height: 1.28; letter-spacing: -0.02em; }
    .quote span { color: rgba(255,255,255,0.72); }
    .cta { padding: 82px 0; background: linear-gradient(135deg, var(--brand-dark), var(--brand)); color: #fff; text-align: center; }
    .cta h2 { margin: 0 auto 16px; max-width: 840px; font-size: clamp(2.1rem, 5vw, 4.2rem); line-height: 1; letter-spacing: -0.03em; }
    .cta p { margin: 0 auto 28px; max-width: 720px; color: rgba(255,255,255,0.78); font-size: 1.1rem; }
    .cta .btn-secondary { background: #fff; color: var(--brand-dark); border-color: transparent; }
    footer { padding: 30px 0; color: var(--muted); font-size: 0.9rem; background: #fff; border-top: 1px solid var(--line); }
    .footer-row { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
    @media (max-width: 940px) {
      .hero-grid, .split { grid-template-columns: 1fr; }
      .cards, .workflow, .audience-grid { grid-template-columns: 1fr 1fr; }
      .nav-links { display: none; }
      .brand-logo { max-width: min(56vw, 320px); height: auto; }
    }
    @media (max-width: 640px) {
      .nav { gap: 12px; padding: 14px 0; }
      .nav-cta { display: none; }
      .brand-icon { width: 38px; height: 38px; flex-basis: 38px; }
      .brand-logo { max-width: min(64vw, 270px); }
      .shell { width: min(100% - 28px, 1160px); }
      .hero { padding: 40px 0 62px 0; }
      .cards, .workflow, .audience-grid, .metric-grid { grid-template-columns: 1fr; }
      .product-card { padding: 16px; border-radius: 24px; }
      .mini-row { grid-template-columns: 1.25fr 1fr; }
      .mini-row span:nth-child(2) { display: none; }
      .quote { padding: 28px; }
    }