:root {
  --bg: #0f1419;
  --bg-elevated: #171e26;
  --bg-card: #1c2430;
  --text: #e8eef4;
  --muted: #9aabbc;
  --accent: #5b9fd4;
  --accent-strong: #3d8bc9;
  --border: rgba(232, 238, 244, 0.1);
  --radius: 14px;
  --font: "DM Sans", system-ui, sans-serif;
  --serif: "Instrument Serif", Georgia, serif;
  --max: 1080px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(91, 159, 212, 0.18), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(91, 159, 212, 0.08), transparent 50%),
    var(--bg);
  min-height: 100vh;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent);
  color: #061018;
  padding: 0.5rem 1rem;
  z-index: 100;
}

.skip:focus {
  left: 1rem;
  top: 1rem;
}

.wrap {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

.wrap.narrow {
  width: min(100% - 2.5rem, 640px);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
  background: rgba(15, 20, 25, 0.8);
  border-bottom: 1px solid var(--border);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.logo {
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
}

.site-header nav {
  display: flex;
  gap: 1.25rem;
}

.site-header nav a {
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
}

.site-header nav a:hover {
  color: var(--text);
}

.hero {
  padding: 5.5rem 0 4.5rem;
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0 0 1rem;
  max-width: 16ch;
  font-family: var(--serif);
  font-size: clamp(2.4rem, 6vw, 3.75rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.lede {
  margin: 0 0 2rem;
  max-width: 38rem;
  color: var(--muted);
  font-size: 1.15rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.2rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn.primary {
  background: var(--accent);
  color: #061018;
}

.btn.primary:hover {
  background: var(--accent-strong);
  text-decoration: none;
}

.btn.ghost {
  border-color: var(--border);
  color: var(--text);
  background: transparent;
}

.btn.ghost:hover {
  border-color: rgba(232, 238, 244, 0.25);
  text-decoration: none;
}

.products {
  padding: 1rem 0 5rem;
}

.products h2,
.contact h2 {
  margin: 0 0 1.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card {
  background: linear-gradient(180deg, var(--bg-card), var(--bg-elevated));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.tag {
  margin: 0 0 0.75rem;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.card h3 {
  margin: 0 0 0.75rem;
  font-size: 1.55rem;
  letter-spacing: -0.02em;
}

.card p {
  margin: 0;
  color: var(--muted);
}

.card .status {
  margin-top: 1.25rem;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 600;
}

.contact {
  padding: 0 0 5.5rem;
}

.contact .wrap {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 4px);
  padding: 2.5rem 2rem;
  text-align: center;
}

.contact p {
  margin: 0 0 1.5rem;
  color: var(--muted);
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0 2rem;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  justify-content: space-between;
  align-items: center;
}

.site-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer a {
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 560px) {
  .hero {
    padding-top: 3.5rem;
  }

  .site-header nav {
    gap: 0.9rem;
  }
}