:root {
  color-scheme: dark;

  /* Tipografia */
  --font-display: 'Bricolage Grotesque', system-ui, sans-serif;
  --font-body: 'Manrope', system-ui, sans-serif;
  --fs-h2: clamp(1.85rem, 3vw, 3rem);
  --fs-body-lg: clamp(1rem, 1.15vw, 1.125rem);
  --fs-body: 1rem;
  --fs-small: 0.9375rem;
  --fs-xs: 0.8125rem;
  --lh-title: 1.05;
  --lh-body: 1.65;
  --tracking-display: -0.055em;
  --tracking-title: -0.04em;
  --tracking-body: -0.01em;

  /* Cores base */
  --bg: #061119;
  --surface-light: rgba(255, 255, 255, 0.06);
  --text: #f8fbff;
  --text-soft: #dbe7f4;
  --text-muted: #a9b7c7;
  --text-subtle: #8898aa;

  /* Marca Alliance Tour */
  --primary: #29abe2;
  --primary-strong: #57c7f5;
  --primary-deep: #1b75bb;
  --accent: #f7941e;
  --accent-strong: #ffb04d;
  --coral: #f0517d;
  --whatsapp: #25d366;
  --whatsapp-deep: #128c7e;

  --border: rgba(255, 255, 255, 0.12);
  --border-strong: rgba(255, 255, 255, 0.2);
  --border-primary: rgba(41, 171, 226, 0.24);

  /* Sobreposições cênicas */
  --overlay-hero: linear-gradient(110deg, rgba(5, 12, 18, 0.9) 6%, rgba(5, 17, 26, 0.76) 34%, rgba(7, 23, 34, 0.46) 68%, rgba(7, 23, 34, 0.22) 100%);

  /* Gradientes */
  --gradient-page: linear-gradient(180deg, #051018 0%, #07141d 24%, #091a24 55%, #061019 100%);
  --gradient-primary: linear-gradient(135deg, #f0517d 0%, #f4761f 55%, #f7941e 100%);
  --gradient-glass: linear-gradient(180deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.03) 100%);
  --gradient-aurora: radial-gradient(circle at 12% 18%, rgba(41, 171, 226, 0.22), transparent 32%), radial-gradient(circle at 84% 14%, rgba(247, 148, 30, 0.16), transparent 24%), radial-gradient(circle at 68% 82%, rgba(240, 81, 125, 0.14), transparent 28%);

  /* Sombras */
  --shadow-soft: 0 12px 28px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 18px 40px rgba(0, 0, 0, 0.28);
  --shadow-lg: 0 28px 72px rgba(0, 0, 0, 0.38);
  --shadow-xl: 0 36px 96px rgba(0, 0, 0, 0.46);
  --glow-primary: 0 0 0 1px rgba(247, 148, 30, 0.16), 0 18px 52px rgba(240, 81, 125, 0.22);

  /* Raios */
  --radius-xl: 2rem;
  --radius-pill: 999px;

  /* Espaçamentos */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-7: 2rem;
  --space-8: 2.5rem;
  --section-space: clamp(4.5rem, 8vw, 7rem);
  --section-space-tight: clamp(3.5rem, 6vw, 5rem);
  --container: min(1240px, calc(100% - 32px));

  /* Movimento */
  --transition-fast: 180ms ease;
  --transition-base: 300ms cubic-bezier(.2, .8, .2, 1);
  --transition-slow: 700ms cubic-bezier(.22, 1, .36, 1);

  /* Layout */
  --header-height: 88px;

  /* Profundidade */
  --blur-md: 18px;
}

@media (max-width: 960px) {
  :root {
    --container: min(100% - 24px, 1240px);
    --header-height: 78px;
  }
}

@media (max-width: 640px) {
  :root {
    --header-height: 72px;
    --section-space: clamp(4rem, 9vw, 5rem);
    --section-space-tight: clamp(3rem, 7vw, 4rem);
  }
}