/* ==========================================================================
   Geriatria360 — Design Tokens
   Variáveis globais. Nunca usar hex direto fora deste arquivo.
   ========================================================================== */

:root {
  /* ----- Cores — neutros ----- */
  --color-bg: #FFFFFF;
  --color-bg-alt: #F4ECF7;
  --color-surface: #FFFFFF;
  --color-ink: #1A1230;
  --color-ink-soft: #3F3457;
  --color-muted: #6B6480;
  --color-line: #E5DEEC;
  --color-line-strong: #C8B8D6;

  /* ----- Cores — primária (roxo) ----- */
  --color-primary: #710096;
  --color-primary-hover: #5A0078;
  --color-primary-soft: #F4ECF7;
  --color-primary-contrast: #FFFFFF;

  /* ----- Cores — secundária (cyan) ----- */
  --color-secondary: #3BD2D2;
  --color-secondary-hover: #22B5B5;
  --color-secondary-soft: #E5F8F8;
  --color-secondary-ink: #0E5C5C;

  /* ----- Cores — feedback ----- */
  --color-success: #2F7A50;
  --color-success-bg: #E5F1EA;
  --color-error: #A23B3B;
  --color-error-bg: #F7E5E5;
  --color-focus: #710096;

  /* ----- Tipografia ----- */
  --font-sans: "Open Sans", "Segoe UI", system-ui, -apple-system, sans-serif;

  --fs-xs: 0.875rem;
  --fs-sm: 1rem;
  --fs-base: 1.125rem;
  --fs-md: 1.25rem;
  --fs-lg: 1.5rem;
  --fs-xl: 1.875rem;
  --fs-2xl: 2.25rem;
  --fs-3xl: 3rem;
  --fs-4xl: 3.75rem;

  --lh-tight: 1.2;
  --lh-snug: 1.4;
  --lh-base: 1.65;
  --lh-loose: 1.8;

  --fw-regular: 400;
  --fw-semibold: 600;
  --fw-bold: 700;

  /* ----- Espaçamento (base 4px) ----- */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* ----- Layout ----- */
  --container-max: 1440px;
  --container-narrow: 880px;
  --gutter: clamp(1rem, 4vw, 2rem);
  --section-y: clamp(4rem, 8vw, 7rem);

  /* ----- Raios ----- */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  /* ----- Sombras (base roxa) ----- */
  --shadow-sm: 0 2px 6px rgba(26, 18, 48, 0.06);
  --shadow-md: 0 4px 16px rgba(26, 18, 48, 0.08);
  --shadow-lg: 0 12px 32px rgba(26, 18, 48, 0.12);

  /* ----- Transições ----- */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --duration-fast: 150ms;
  --duration: 240ms;

  /* ----- Z-index ----- */
  --z-nav: 100;
  --z-modal: 200;
  --z-toast: 300;
}

section[id] { scroll-margin-top: 90px; }

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}