:root {
  --bg: #090c10;
  --bg-soft: #121821;
  --text: #edf2f7;
  --muted: #b8c2cc;
  --primary: #4f8cff;
  --primary-dark: #2f6ee6;
  --card: #111826;
  --border: #263246;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}

.container {
  width: min(1080px, 92vw);
  margin: 0 auto;
}

.hero {
  padding: 84px 0 64px;
  background: radial-gradient(circle at 20% 20%, #1a305c, transparent 45%),
    radial-gradient(circle at 80% 0%, #1b4f3d, transparent 40%), var(--bg);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #9eb6d7;
  font-size: 0.8rem;
}

h1 {
  font-size: clamp(2rem, 4.5vw, 3.3rem);
  line-height: 1.08;
  max-width: 16ch;
  margin: 12px 0;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  margin-top: 0;
}

.subtitle {
  color: var(--muted);
  max-width: 70ch;
}

.section {
  padding: 64px 0;
}

.section-dark {
  background: var(--bg-soft);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
}

.feature-list {
  margin: 18px 0 0;
  padding-left: 18px;
}

.feature-list li {
  margin: 8px 0;
}

.btn {
  display: inline-block;
  margin-top: 14px;
  border-radius: 10px;
  border: none;
  padding: 12px 18px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

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

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

.form {
  margin-top: 22px;
  display: grid;
  gap: 14px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

label {
  display: grid;
  gap: 7px;
  font-size: 0.95rem;
}

input,
select,
textarea {
  width: 100%;
  background: #0d1420;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
}

textarea {
  min-height: 100px;
  resize: vertical;
}

.form-status {
  min-height: 22px;
  margin: 0;
  font-size: 0.95rem;
  color: #9ad3ff;
}

.footer {
  border-top: 1px solid var(--border);
  padding: 22px 0;
  color: var(--muted);
}