:root {
  /* Cores (ajuste conforme sua identidade) */
  --color-bg: #0f1320;
  --color-surface: #12182a;
  --color-card: #171e33;
  --color-primary: #2ac3ff;
  --color-primary-contrast: #07131c;
  --color-accent: #59ffa4;
  --color-text: #e6eef9;
  --color-muted: #a5b1c7;
  --color-border: #263049;
  --shadow-elev-1: 0 6px 18px rgba(0,0,0,0.25);
  --shadow-elev-2: 0 10px 30px rgba(0,0,0,0.35);

  /* Tipografia */
  --font-sans: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, 'Helvetica Neue', Arial, 'Noto Sans', 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji', sans-serif;
  --fs-900: clamp(36px, 5vw, 54px);
  --fs-800: clamp(28px, 4vw, 40px);
  --fs-700: clamp(22px, 3vw, 28px);
  --fs-600: 20px;
  --fs-500: 18px;
  --fs-400: 16px;
  --lh-tight: 1.15;
  --lh-normal: 1.5;

  /* Espaçamentos */
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --radius-1: 10px;
  --radius-2: 14px;
  --radius-pill: 999px;

  /* Larguras */
  --container: min(1120px, 92vw);
}

/* Utilitários simples */
.container { width: var(--container); margin-inline: auto; }
.text-center { text-align: center; }
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 22px; border-radius: var(--radius-pill);
  font-weight: 700; text-decoration: none; line-height: 1;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-primary-contrast);
  transition: transform .15s ease, box-shadow .15s ease, filter .15s ease;
  box-shadow: var(--shadow-elev-1);
}
.btn-primary:hover { transform: translateY(-1px); filter: brightness(1.05); box-shadow: var(--shadow-elev-2); }
.section { padding: var(--space-20) 0; }
.section.dark { background: var(--color-bg); color: var(--color-text); }
.section.surface { background: var(--color-surface); color: var(--color-text); }
.grid {
  display: grid; gap: var(--space-8);
  grid-template-columns: repeat(12, minmax(0,1fr));
}
.card {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-2); padding: var(--space-8);
  box-shadow: var(--shadow-elev-1);
}
h1,h2,h3,h4 { font-family: var(--font-sans); color: var(--color-text); margin: 0 0 var(--space-4); }
h1 { font-size: var(--fs-900); line-height: var(--lh-tight); }
h2 { font-size: var(--fs-800); line-height: var(--lh-tight); }
h3 { font-size: var(--fs-700); line-height: var(--lh-tight); }
p, li { font-family: var(--font-sans); font-size: var(--fs-500); color: var(--color-muted); line-height: var(--lh-normal); }
a { color: var(--color-primary); }
.header-hero {
  padding: var(--space-20) 0 var(--space-16);
  background: radial-gradient(1200px 600px at 20% -10%, rgba(42,195,255,0.15), transparent),
              radial-gradient(1200px 600px at 100% 10%, rgba(89,255,164,0.12), transparent),
              linear-gradient(180deg, var(--color-surface), var(--color-bg));
}
.hero-title { max-width: 900px; margin: 0 auto var(--space-6); }
.hero-subtitle { max-width: 780px; margin: 0 auto var(--space-8); }
.badge {
  display: inline-block; padding: 8px 12px; border-radius: var(--radius-pill);
  border: 1px solid var(--color-border); color: var(--color-muted); font-weight: 600;
}
.card-icon {
  width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center;
  background: linear-gradient(180deg, rgba(42,195,255,.12), rgba(42,195,255,.04));
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-4);
}
.kpi {
  display: flex; gap: 10px; align-items: baseline; color: var(--color-text);
}
.kpi strong { font-size: var(--fs-700); }
.footer-cta {
  display: flex; flex-wrap: wrap; gap: var(--space-6); align-items: center; justify-content: space-between;
}
@media (max-width: 900px) {
  .grid-cols-3 { grid-template-columns: 1fr; }
  .footer-cta { flex-direction: column; align-items: flex-start; }
}
@media (min-width: 901px) {
  .grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
}