:root {
  --color-primary: #1F3A5F;
  --color-accent: #3FA796;
  --color-bg: #F8FAFC;
  --color-bg-alt: #EEF2F7;
  --color-text: #1E293B;
  --color-text-muted: #64748B;

  --font-base: 'Inter', system-ui, sans-serif;
  --radius: 12px;
  --spacing: 1rem;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-base);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: calc(var(--spacing) * 2);
}

.header {
  background: white;
  border-bottom: 1px solid #e5e7eb;
}

.logo {
  margin: 0;
}

.hero {
  background: var(--color-primary);
  color: white;
  text-align: center;
  padding: 4rem 0;
}

.btn-primary {
  display: inline-block;
  background: var(--color-accent);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  text-decoration: none;
  margin-top: 1rem;
}

.section {
  padding: 3rem 0;
}

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

form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

input, textarea {
  padding: 0.75rem;
  border-radius: var(--radius);
  border: 1px solid #cbd5e1;
}

.footer {
  text-align: center;
  padding: 2rem 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}