:root {
  --navy: #0a1628;
  --navy-2: #10203a;
  --teal: #2dd4bf;
  --ledgia: #10b981;
  --certia: #3b82f6;
  --ink: #0f172a;
  --slate: #475569;
  --muted: #64748b;
  --line: #e2e8f0;
  --bg: #ffffff;
  --bg-soft: #f6f8fb;
  --radius: 18px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .display {
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  line-height: 1.12;
  letter-spacing: -0.02em;
}

a { color: inherit; }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 22, 40, 0.92);
  backdrop-filter: blur(12px);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 14px;
  padding-bottom: 14px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: #fff;
}

.brand img { width: 34px; height: 34px; }

.brand-name {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.22em;
}

.brand-tag {
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: var(--teal);
  display: block;
  margin-top: 2px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 26px;
  flex-wrap: wrap;
}

.site-nav a {
  color: #cbd5e1;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
}

.site-nav a:hover, .site-nav a.active { color: #fff; }

.site-nav a.nav-cta {
  background: var(--teal);
  color: var(--navy);
  font-weight: 700;
  padding: 9px 18px;
  border-radius: 999px;
}

.site-nav a.nav-cta:hover { background: #5eead4; }

/* ---------- Hero ---------- */

.hero {
  background:
    radial-gradient(700px 340px at 85% -10%, rgba(45, 212, 191, 0.22), transparent 60%),
    radial-gradient(600px 400px at -10% 110%, rgba(59, 130, 246, 0.14), transparent 60%),
    linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 100%);
  color: #fff;
  padding: 110px 0 100px;
}

.hero .eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--teal);
  border: 1px solid rgba(45, 212, 191, 0.4);
  border-radius: 999px;
  padding: 7px 16px;
  margin-bottom: 28px;
}

.hero h1 {
  font-size: clamp(2.3rem, 5.2vw, 3.7rem);
  font-weight: 700;
  max-width: 18ch;
}

.hero .lead {
  margin-top: 22px;
  font-size: 1.15rem;
  color: #b6c2d2;
  max-width: 58ch;
}

.hero-actions {
  margin-top: 38px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  font-weight: 700;
  font-size: 0.98rem;
  padding: 13px 26px;
  border-radius: 999px;
  text-decoration: none;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease;
}

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

.btn-primary {
  background: var(--teal);
  color: var(--navy);
  box-shadow: 0 10px 30px rgba(45, 212, 191, 0.25);
}

.btn-primary:hover { background: #5eead4; }

.btn-ghost {
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff;
}

.btn-ghost:hover { border-color: #fff; }

.btn-dark {
  background: var(--navy);
  color: #fff;
}

.btn-dark:hover { background: var(--navy-2); }

/* ---------- Sections ---------- */

.section { padding: 84px 0; }

.section-soft { background: var(--bg-soft); }

.section-title {
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  font-weight: 700;
  max-width: 26ch;
}

.section-lead {
  margin-top: 16px;
  color: var(--slate);
  font-size: 1.08rem;
  max-width: 66ch;
}

/* ---------- Grids & cards ---------- */

.grid {
  display: grid;
  gap: 22px;
  margin-top: 44px;
}

.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

a.card { text-decoration: none; display: block; }

.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 44px rgba(15, 23, 42, 0.09);
}

.card h3 { font-size: 1.2rem; margin-bottom: 10px; }
.card p { color: var(--slate); font-size: 0.97rem; }

.card .more {
  display: inline-block;
  margin-top: 16px;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--ink);
}

.card-eyebrow {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.card-eyebrow.ledgia { color: var(--ledgia); }
.card-eyebrow.certia { color: var(--certia); }

/* ---------- Product panels (solutions page) ---------- */

.product {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 34px;
  align-items: start;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 38px;
}

.product + .product { margin-top: 26px; }

.product-badge {
  border-radius: 14px;
  padding: 26px 20px;
  text-align: center;
  color: #fff;
}

.product-badge.ledgia { background: linear-gradient(150deg, #0a1628, #0d3b2e); }
.product-badge.certia { background: linear-gradient(150deg, #0a1628, #14294d); }

.product-badge .name {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.5rem;
}

.product-badge .sub {
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.75);
  margin-top: 6px;
}

.product h2 { font-size: 1.45rem; margin-bottom: 8px; }
.product ul { margin: 14px 0 0; padding-left: 20px; color: var(--slate); }
.product li { margin-bottom: 6px; }

/* ---------- Chips ---------- */

.chip {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 5px 12px;
  border-radius: 999px;
  vertical-align: middle;
}

.chip-live { background: #d1fae5; color: #065f46; }
.chip-soon { background: #dbeafe; color: #1e40af; }
.chip-pilot { background: #ccfbf1; color: #0f766e; }

/* ---------- Form ---------- */

.form-wrap { max-width: 640px; margin: 0 auto; }

.form-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 38px;
  box-shadow: 0 18px 44px rgba(15, 23, 42, 0.06);
}

.form-row { margin-bottom: 18px; }

.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-card label {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.form-card input,
.form-card select,
.form-card textarea {
  width: 100%;
  font: inherit;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 11px 14px;
  background: #fff;
}

.form-card input:focus,
.form-card select:focus,
.form-card textarea:focus {
  outline: 2px solid var(--teal);
  outline-offset: 1px;
  border-color: transparent;
}

.form-hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-feedback {
  min-height: 1.4em;
  font-size: 0.94rem;
  font-weight: 500;
  margin-bottom: 14px;
}

.form-feedback--success { color: #047857; }
.form-feedback--error { color: #b91c1c; }

.form-submit {
  width: 100%;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.form-submit:disabled { opacity: 0.65; cursor: default; }

.form-note {
  margin-top: 16px;
  text-align: center;
  font-size: 0.9rem;
  color: var(--muted);
}

.form-note a { color: var(--ink); font-weight: 600; }

/* ---------- Product page hero ---------- */

.product-hero {
  color: #fff;
  padding: 96px 0 84px;
}

.product-hero.ledgia {
  background:
    radial-gradient(620px 300px at 88% 0%, rgba(16, 185, 129, 0.28), transparent 60%),
    linear-gradient(155deg, #0a1628 0%, #0d3527 100%);
}

.product-hero.certia {
  background:
    radial-gradient(620px 300px at 88% 0%, rgba(59, 130, 246, 0.26), transparent 60%),
    linear-gradient(155deg, #0a1628 0%, #14294d 100%);
}

.product-hero .eyebrow {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 18px;
}

.product-hero h1 {
  font-size: clamp(2.6rem, 6vw, 4rem);
  font-weight: 700;
}

.product-hero .tagline {
  margin-top: 18px;
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  color: #dbe4ef;
  max-width: 34ch;
  font-family: 'Space Grotesk', sans-serif;
}

.product-hero .status {
  margin-top: 26px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: #b6c2d2;
  font-size: 0.95rem;
}

/* ---------- Contact ---------- */

.contact-band {
  background:
    radial-gradient(600px 260px at 80% 0%, rgba(45, 212, 191, 0.18), transparent 60%),
    linear-gradient(155deg, var(--navy), var(--navy-2));
  color: #fff;
  border-radius: 24px;
  padding: 64px 48px;
  text-align: center;
}

.contact-band h2 { font-size: clamp(1.7rem, 3.4vw, 2.3rem); }
.contact-band p { color: #b6c2d2; margin: 14px auto 30px; max-width: 52ch; }

.contact-band .email {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--teal);
  text-decoration: none;
}

/* ---------- Footer ---------- */

.site-footer {
  background: var(--navy);
  color: #94a3b8;
  padding: 44px 0;
  font-size: 0.9rem;
}

.site-footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.site-footer a { color: #cbd5e1; text-decoration: none; }
.site-footer a:hover { color: #fff; }

.footer-links { display: flex; gap: 22px; flex-wrap: wrap; }

/* ---------- Responsive ---------- */

@media (max-width: 860px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .product { grid-template-columns: 1fr; }
  .product-badge { max-width: 260px; }
  .hero { padding: 76px 0 68px; }
  .section { padding: 62px 0; }
  .contact-band { padding: 48px 26px; }
}