:root {
  /* CORES */
  --color-primary: #5f4b8b;
  --color-primary-soft: #f3effa;
  --color-whatsapp: #25D366;
  --color-bg: #f6f7fb;
  --color-surface: #ffffff;
  --color-text-main: #1a1a1a;
  --color-text-muted: #6b7280;
  --color-border: rgba(0,0,0,0.06);

  /* TIPOGRAFIA */
  --font-title: 'Inter', system-ui, -apple-system, BlinkMacSystemFont;
  --font-body: system-ui, -apple-system, BlinkMacSystemFont;

  /* UI */
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text-main);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-title);
  letter-spacing: -0.02em;
  margin: 0;
}

h1 {
  font-size: 1.75rem;
  font-weight: 800;
  line-height: 1.2;
}

h2 {
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1.3;
}

h3 {
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.35;
}

p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.card,
.offer-card-rich,
.cta-inline-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 28px rgba(0,0,0,0.08);
}