/* ==========================================================================
   JV LIGHT ILUMINAÇÕES - DESIGN TOKENS & SYSTEM VARIABLES (AUDITADO)
   ========================================================================== */

:root {
  /* ------------------------------------------------------------------------
     1. PALETA DE CORES (COLOR PALETTE)
     ------------------------------------------------------------------------ */
  /* Cores Base */
  --color-black: #050505;
  --color-carbon: #09090B;
  --color-surface: #101014;
  --color-surface-elevated: #16161C;
  --color-line: rgba(255, 255, 255, 0.07);
  --color-line-bright: rgba(255, 255, 255, 0.18);
  --color-text: #F7F7F8;        /* Contraste em fundo escuro: 19.5:1 (WCAG AAA) */
  --color-text-muted: #A3A3B0;  /* Contraste em fundo escuro: 7.6:1 (WCAG AAA) */
  --color-text-subtle: #7A7A88; /* Contraste em fundo escuro: 4.6:1 (WCAG AA) */

  /* Cores de Luz (Accents) */
  --color-cyan: #00E5FF;
  --color-blue: #377DFF;
  --color-violet: #8B5CF6;
  --color-magenta: #F000B8;

  /* Gradientes Cinematográficos */
  --gradient-cyan-blue: linear-gradient(135deg, #00E5FF 0%, #377DFF 100%);
  --gradient-blue-violet: linear-gradient(135deg, #377DFF 0%, #8B5CF6 100%);
  --gradient-violet-magenta: linear-gradient(135deg, #8B5CF6 0%, #F000B8 100%);
  --gradient-beam-vertical: linear-gradient(180deg, rgba(0, 229, 255, 0.25) 0%, rgba(55, 125, 255, 0.08) 50%, transparent 100%);
  --gradient-beam-diagonal: linear-gradient(135deg, rgba(0, 229, 255, 0.18) 0%, rgba(139, 92, 246, 0.05) 60%, transparent 100%);

  /* Efeitos de Glow / Brilho Cênico */
  --glow-cyan-sm: 0 0 12px rgba(0, 229, 255, 0.4);
  --glow-cyan-md: 0 0 28px rgba(0, 229, 255, 0.3);
  --glow-cyan-lg: 0 0 50px rgba(0, 229, 255, 0.22);
  --glow-btn: 0 0 25px rgba(0, 229, 255, 0.4), 0 0 50px rgba(55, 125, 255, 0.2);

  /* ------------------------------------------------------------------------
     2. TIPOGRAFIA FLUIDA & FALLBACKS ROBUSTOS
     ------------------------------------------------------------------------ */
  --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-body: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Consolas', 'Courier New', monospace;

  /* Escala Tipográfica Fluida */
  --text-tech: clamp(0.7rem, 0.65rem + 0.2vw, 0.8rem);
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.4vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1.05rem + 0.5vw, 1.375rem);
  --text-xl: clamp(1.35rem, 1.2rem + 0.8vw, 1.85rem);
  --text-2xl: clamp(1.75rem, 1.5rem + 1.4vw, 2.5rem);
  --text-3xl: clamp(2.25rem, 1.8rem + 2.2vw, 3.5rem);
  --text-4xl: clamp(2.75rem, 2.2rem + 3.2vw, 4.5rem);
  --text-hero: clamp(3.25rem, 2.5rem + 4.8vw, 6rem);

  /* Pesos de Fonte */
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Alturas de Linha */
  --lh-tight: 1.05;
  --lh-heading: 1.15;
  --lh-body: 1.6;

  /* ------------------------------------------------------------------------
     3. ESPAÇAMENTO FLUIDO
     ------------------------------------------------------------------------ */
  --space-3xs: clamp(0.25rem, 0.2rem + 0.2vw, 0.375rem);
  --space-2xs: clamp(0.5rem, 0.45rem + 0.3vw, 0.75rem);
  --space-xs: clamp(0.75rem, 0.65rem + 0.5vw, 1rem);
  --space-sm: clamp(1rem, 0.85rem + 0.75vw, 1.5rem);
  --space-md: clamp(1.5rem, 1.25rem + 1.2vw, 2.5rem);
  --space-lg: clamp(2.75rem, 2.2rem + 2.2vw, 4.5rem);
  --space-xl: clamp(4.5rem, 3.5rem + 4.5vw, 7.5rem);
  --space-section: clamp(5.5rem, 4.2rem + 6vw, 10rem);

  /* ------------------------------------------------------------------------
     4. CONTAINER & LAYOUT
     ------------------------------------------------------------------------ */
  --container-max-width: 1400px;
  --container-padding: clamp(1.5rem, 5vw, 4rem);

  /* ------------------------------------------------------------------------
     5. BORDAS, SOMBRAS E ELEVAÇÕES
     ------------------------------------------------------------------------ */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* ------------------------------------------------------------------------
     6. ANIMAÇÃO E TRANSIÇÕES CINEMATOGRÁFICAS
     ------------------------------------------------------------------------ */
  --ease-out-smooth: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-stage: cubic-bezier(0.25, 1, 0.5, 1);
  --transition-fast: 250ms var(--ease-out-smooth);
  --transition-normal: 450ms var(--ease-out-smooth);
  --transition-slow: 850ms var(--ease-stage);

  /* ------------------------------------------------------------------------
     7. Z-INDEX LAYERS
     ------------------------------------------------------------------------ */
  --z-background: -10;
  --z-stage-effects: -5;
  --z-base: 1;
  --z-content: 10;
  --z-header: 100;
}