:root {
  --background: oklch(0.99 0.005 150);
  --foreground: oklch(0.18 0.03 160);
  --card: oklch(1 0 0);
  --primary: oklch(0.58 0.17 152);
  --primary-foreground: oklch(0.99 0.005 150);
  --primary-glow: oklch(0.72 0.18 150);
  --secondary: oklch(0.96 0.02 150);
  --muted: oklch(0.96 0.01 150);
  --muted-foreground: oklch(0.48 0.03 160);
  --destructive: oklch(0.6 0.22 25);
  --border: oklch(0.92 0.01 150);

  --shadow-elegant: 0 20px 50px -20px color-mix(in oklab, var(--primary) 35%, transparent);
  --shadow-soft: 0 8px 24px -8px color-mix(in oklab, var(--primary) 18%, transparent);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Inter', ui-sans-serif, system-ui, sans-serif;
  background:
    radial-gradient(ellipse at top, color-mix(in oklab, var(--primary) 18%, transparent) 0%, transparent 60%),
    linear-gradient(180deg, oklch(0.99 0.01 150), oklch(0.97 0.03 150));
  color: var(--foreground);
  -webkit-font-smoothing: antialiased;
}

.text-destructive { color: var(--destructive); }

.text-gradient {
  background: linear-gradient(90deg, var(--primary), var(--primary-glow));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* WhatsApp buttons */
.wa-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: 9999px;
  font-weight: 600;
  transition: all 0.3s ease;
  text-decoration: none;
}
.wa-btn:hover { transform: translateY(-2px); }
.wa-btn-sm { padding: 0.75rem 1.5rem; font-size: 0.875rem; }
.wa-btn-lg { padding: 1rem 2rem; font-size: 1rem; }
.wa-btn-solid {
  background: linear-gradient(90deg, var(--primary), var(--primary-glow));
  color: var(--primary-foreground);
  box-shadow: var(--shadow-soft);
}
.wa-btn-solid:hover { box-shadow: var(--shadow-elegant); }

/* Step cards (Como funciona) */
.step-card {
  position: relative;
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: var(--card);
  padding: 2rem;
  transition: all 0.3s ease;
}
.step-card:hover {
  transform: translateY(-8px);
  border-color: color-mix(in oklab, var(--primary) 40%, transparent);
  box-shadow: var(--shadow-elegant);
}
.step-num {
  font-size: 3rem;
  font-weight: 700;
  color: color-mix(in oklab, var(--primary) 20%, transparent);
  transition: color 0.3s;
}
.step-card:hover .step-num { color: color-mix(in oklab, var(--primary) 40%, transparent); }
.step-title {
  margin-top: 1rem;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--foreground);
}
.step-text { margin-top: 0.5rem; color: var(--muted-foreground); }

/* Benefit list item */
.benefit-item { display: flex; align-items: flex-start; gap: 0.75rem; }
.benefit-check {
  margin-top: 0.125rem;
  display: flex;
  flex-shrink: 0;
  height: 1.5rem;
  width: 1.5rem;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  background: color-mix(in oklab, var(--primary) 10%, transparent);
  color: var(--primary);
}

/* Evolution bars */
.evo-row { animation: fade-up 0.7s ease-out both; }
.evo-meta { display: flex; justify-content: space-between; font-size: 0.875rem; font-weight: 500; color: var(--foreground); }
.evo-track { margin-top: 0.5rem; height: 0.75rem; overflow: hidden; border-radius: 9999px; background: var(--muted); }
.evo-fill { height: 100%; border-radius: 9999px; width: 0%; transition: width 1.2s cubic-bezier(.2,.8,.2,1); }
.evo-fill.red { background: var(--destructive); }
.evo-fill.yellow { background: oklch(0.78 0.16 85); }
.evo-fill.green { background: var(--primary); }

/* Testimonial card */
.testimonial {
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: var(--card);
  padding: 2rem;
  box-shadow: var(--shadow-soft);
}
.testimonial-stars { display: flex; gap: 0.25rem; color: var(--primary); }
.testimonial-text { margin-top: 1rem; color: var(--foreground); }
.testimonial-foot {
  margin-top: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border);
  padding-top: 1rem;
}
.testimonial-name { font-weight: 600; color: var(--foreground); }
.testimonial-role { font-size: 0.875rem; color: var(--muted-foreground); }
.testimonial-badge {
  border-radius: 9999px;
  background: color-mix(in oklab, var(--primary) 10%, transparent);
  padding: 0.25rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--primary);
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}