:root {
  --primary: #1f6aff;
  --secondary: #6366f1;
  --background: #f6f7f9;
  --surface: #ffffff;
  --text: #1c1c1e;
  --muted: #6e6e73;
  --border: #e2e8f0;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font: 16px Arial, sans-serif;
}

header, footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 8%;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

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

.logo { color: var(--primary); font-weight: bold; font-size: 20px; }
a { color: var(--primary); text-decoration: none; }
nav { display: flex; gap: 20px; }

main {
  max-width: 720px;
  margin: 90px auto;
  padding: 0 24px;
}

h1 { font-size: clamp(36px, 7vw, 56px); }
p { color: var(--muted); line-height: 1.6; }

.button {
  display: inline-block;
  margin: 12px 0 40px;
  padding: 13px 20px;
  border-radius: 8px;
  background: var(--primary);
  color: var(--surface);
}

section {
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
}

.legal { min-height: 60vh; }

@media (max-width: 500px) {
  header, footer { padding: 16px 20px; }
  main { margin: 55px auto; }
}