:root {
    --ink: #13233a;
    --muted: #637083;
    --line: #dbe4ef;
    --soft: #f4f7fb;
    --brand: #2563eb;
    --brand-dark: #1e3a8a;
    --accent: #14b8a6;
    --card: #ffffff;
    --shadow: 0 24px 70px rgba(18, 35, 58, .16);
}
* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--ink);
    background: #fff;
    line-height: 1.6;
}
a { color: inherit; }
.site-wrap { width: min(1140px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(255,255,255,.92);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
}
.nav-row { display: flex; align-items: center; justify-content: space-between; gap: 22px; padding: 16px 0; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; min-width: 220px; }
.brand-mark {
    display: inline-grid;
    place-items: center;
    width: 54px;
    height: 54px;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--brand), var(--accent));
    color: #fff;
    font-weight: 900;
    font-size: 13px;
    letter-spacing: .08em;
    box-shadow: 0 14px 34px rgba(37, 99, 235, .24);
}
.brand strong { display: block; font-size: 18px; line-height: 1.1; }
.brand small { display: block; color: var(--muted); font-size: 12px; margin-top: 2px; }
.site-nav { display: flex; align-items: center; flex-wrap: wrap; justify-content: flex-end; gap: 10px; }
.site-nav a { text-decoration: none; color: var(--muted); font-weight: 700; font-size: 14px; padding: 10px 12px; border-radius: 999px; }
.site-nav a:hover { color: var(--ink); background: var(--soft); }
.site-nav .login-link { color: #fff; background: var(--brand); }
.site-nav .login-link:hover { color: #fff; background: var(--brand-dark); }
.hero {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at top left, rgba(20,184,166,.18), transparent 36%),
        radial-gradient(circle at 80% 20%, rgba(37,99,235,.18), transparent 34%),
        linear-gradient(180deg, #f8fbff 0%, #ffffff 100%);
    padding: 72px 0 70px;
}
.hero:after {
    content: "";
    position: absolute;
    inset: auto -80px -200px auto;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: rgba(37,99,235,.09);
}
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr .95fr; gap: 46px; align-items: center; }
.eyebrow { color: var(--brand); font-weight: 900; text-transform: uppercase; letter-spacing: .08em; font-size: 12px; margin: 0 0 14px; }
h1 { font-size: clamp(42px, 6vw, 72px); line-height: .98; letter-spacing: -0.055em; margin: 0 0 20px; }
h2 { font-size: clamp(30px, 4vw, 48px); line-height: 1.06; letter-spacing: -0.04em; margin: 0 0 14px; }
h3 { margin: 0 0 10px; font-size: 18px; }
.lead { font-size: 20px; color: var(--muted); max-width: 690px; margin: 0 0 28px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 12px 18px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 900;
    border: 1px solid var(--line);
}
.btn.primary { background: var(--brand); color: #fff; border-color: var(--brand); box-shadow: 0 16px 34px rgba(37,99,235,.24); }
.btn.primary:hover { background: var(--brand-dark); }
.btn.secondary { background: #fff; color: var(--ink); }
.btn.secondary:hover { background: var(--soft); }
.trust-strip { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 10px; }
.trust-strip span { background: #fff; color: var(--muted); border: 1px solid var(--line); padding: 8px 11px; border-radius: 999px; font-size: 13px; font-weight: 800; }
.hero-card {
    background: rgba(255,255,255,.86);
    border: 1px solid rgba(219,228,239,.9);
    border-radius: 34px;
    box-shadow: var(--shadow);
    padding: 22px;
}
.dashboard-mock { background: #0f172a; border-radius: 25px; padding: 20px; color: #e2e8f0; min-height: 360px; }
.mock-top { height: 76px; border-radius: 18px; margin-bottom: 18px; background: linear-gradient(135deg, rgba(37,99,235,.95), rgba(20,184,166,.95)); }
.mock-row { display: flex; justify-content: space-between; gap: 12px; padding: 16px; margin-top: 12px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.08); border-radius: 16px; }
.mock-row span { color: #cbd5e1; }
.mock-row strong { color: #fff; }
.section { padding: 72px 0; }
.section-heading { max-width: 760px; margin-bottom: 30px; }
.section-heading p:not(.eyebrow), .security-section p { color: var(--muted); font-size: 17px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.feature-card { padding: 24px; border: 1px solid var(--line); border-radius: 24px; background: var(--card); box-shadow: 0 12px 34px rgba(18,35,58,.06); }
.feature-card p { color: var(--muted); margin: 0; }
.security-section { background: #0f172a; color: #fff; }
.security-section .eyebrow { color: #5eead4; }
.security-section p { color: #cbd5e1; }
.split { display: grid; grid-template-columns: .92fr 1.08fr; gap: 44px; align-items: start; }
.security-list { display: grid; gap: 14px; }
.security-list div { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); border-radius: 20px; padding: 18px; }
.security-list strong { display: block; margin-bottom: 5px; }
.security-list span { color: #cbd5e1; }
.use-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 12px; }
.use-grid div { background: var(--soft); border: 1px solid var(--line); border-radius: 18px; padding: 16px; font-weight: 800; color: var(--ink); }
.cta { padding: 34px 0 80px; }
.cta-box { border-radius: 30px; padding: 34px; background: linear-gradient(135deg, var(--brand), var(--accent)); color: #fff; display: flex; justify-content: space-between; gap: 24px; align-items: center; box-shadow: 0 24px 56px rgba(37,99,235,.24); }
.cta-box h2 { color: #fff; margin-bottom: 8px; }
.cta-box p { margin: 0; color: rgba(255,255,255,.88); }
.cta-box .btn.secondary { border-color: rgba(255,255,255,.32); }
.site-footer { border-top: 1px solid var(--line); padding: 24px 0; color: var(--muted); }
.footer-row { display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.sys-admin-ghost { position: fixed; right: 0; bottom: 0; width: 12px; height: 12px; opacity: 0; }
@media (max-width: 860px) {
    .nav-row { align-items: flex-start; flex-direction: column; }
    .site-nav { justify-content: flex-start; }
    .hero { padding: 48px 0; }
    .hero-grid, .split { grid-template-columns: 1fr; }
    .feature-grid, .use-grid { grid-template-columns: 1fr; }
    .cta-box { flex-direction: column; align-items: flex-start; }
    .dashboard-mock { min-height: 280px; }
}
@media (max-width: 520px) {
    .site-wrap { width: min(100% - 24px, 1140px); }
    .brand-mark { width: 46px; height: 46px; border-radius: 15px; }
    .site-nav { gap: 6px; }
    .site-nav a { padding: 8px 10px; font-size: 13px; }
    .hero-actions .btn { width: 100%; }
    .hero-card { padding: 12px; border-radius: 22px; }
    .dashboard-mock { border-radius: 18px; padding: 14px; }
}
.footer-platform-link {
    color: inherit;
    text-decoration: none;
    font-weight: 800;
}
.footer-platform-link:hover,
.footer-platform-link:focus {
    color: var(--brand);
    outline: none;
}

.demo-hero { padding: 62px 0 34px; background: radial-gradient(circle at 10% 0%, rgba(20,184,166,.18), transparent 34%), linear-gradient(180deg,#f8fbff,#fff); }
.demo-hero h1 { max-width: 800px; }
.public-panel { max-width: 900px; margin: 0 auto; border: 1px solid var(--line); border-radius: 28px; padding: 32px; box-shadow: 0 18px 50px rgba(18,35,58,.08); background:#fff; }
.public-form { display:grid; gap:18px; }
.public-form label { display:grid; gap:7px; font-weight:800; }
.public-form label span { font-size:14px; }
.public-form input,.public-form select,.public-form textarea { width:100%; border:1px solid #cbd5e1; border-radius:14px; padding:13px 14px; font:inherit; color:var(--ink); background:#fff; }
.public-form input:focus,.public-form select:focus,.public-form textarea:focus { outline:3px solid rgba(37,99,235,.13); border-color:var(--brand); }
.form-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:16px; }
.public-error { background:#fff1f2; color:#9f1239; border:1px solid #fecdd3; padding:14px 16px; border-radius:14px; margin-bottom:18px; }
.public-success { background:#ecfdf5; color:#065f46; border:1px solid #a7f3d0; padding:24px; border-radius:20px; }
.hp-field { position:absolute !important; left:-9999px !important; width:1px !important; height:1px !important; overflow:hidden !important; }
@media(max-width:700px){.public-panel{padding:22px 18px;border-radius:20px}.form-grid{grid-template-columns:1fr}.demo-hero{padding:44px 0 20px}}