* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  color: #1f2937;
  background: #f7f8fb;
}

.hero {
  background: linear-gradient(140deg, #0f172a 0%, #1d4ed8 55%, #22d3ee 100%);
  color: #fff;
  padding: 1rem 1rem 4rem;
}

.nav {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  font-weight: 800;
  letter-spacing: 0.2px;
}

.hero-content {
  max-width: 1100px;
  margin: 3.5rem auto 0;
}

.kicker {
  margin: 0;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  opacity: 0.85;
}

h1 {
  margin: 0.6rem 0 0;
  max-width: 780px;
  font-size: clamp(2rem, 6vw, 3.4rem);
  line-height: 1.05;
}

.subtitle {
  margin-top: 1rem;
  max-width: 640px;
  opacity: 0.93;
}

.section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 3.5rem 1rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.card {
  background: #fff;
  border: 1px solid #dbe4ff;
  border-radius: 14px;
  padding: 1rem;
}

.section-cta {
  background: #fff;
  border-radius: 14px;
  margin-bottom: 2rem;
  border: 1px solid #e5e7eb;
}

.form {
  margin-top: 1rem;
  display: grid;
  gap: 0.75rem;
  max-width: 560px;
}

input,
textarea {
  width: 100%;
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  padding: 0.75rem 0.9rem;
  font: inherit;
}

.btn {
  display: inline-block;
  border: none;
  border-radius: 999px;
  padding: 0.6rem 1.1rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.btn-primary {
  background: #0f172a;
  color: #fff;
}

.btn-light {
  background: #fff;
  color: #0f172a;
}