:root {
  --bg: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --accent: #e11d48;
  --accent-dark: #be123c;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: "Sofia Pro", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 640px;
  margin: 0 auto;
  padding: 15vh 24px 48px;
  text-align: center;
}

h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin: 0 0 16px;
}

.lead {
  font-size: 1.125rem;
  color: var(--muted);
  margin: 0 0 32px;
}

.muted { color: var(--muted); }

.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  transition: background 0.15s ease;
}

.btn:hover,
.btn:focus-visible { background: var(--accent-dark); }