/* ============================================================
   DevLyon Web - Design Tokens
   ============================================================
   Variables CSS centrales: colores, sombras, tipografía, 3D.
   Diseño gamer empresarial: oscuro / morado / azul / verde.
   ============================================================ */

:root {
  /* ── Colores base ─────────────────────────────────────── */
  --color-bg: #0a0a12;
  --color-bg-surface: #12121f;
  --color-bg-elevated: #1a1a2e;
  --color-bg-glass: rgba(26, 26, 46, 0.6);

  /* ── Acentos ──────────────────────────────────────────── */
  --color-purple: #8b5cf6;
  --color-purple-light: #a855f7;
  --color-purple-dark: #6d28d9;
  --color-blue: #3b82f6;
  --color-cyan: #06b6d4;
  --color-green: #10b981;
  --color-green-light: #22c55e;
  --color-green-dark: #059669;

  /* ── Texto ────────────────────────────────────────────── */
  --color-text: #e4e4f0;
  --color-text-muted: #9ca3c4;
  --color-text-dim: #6b7280;

  /* ── Bordes ───────────────────────────────────────────── */
  --color-border: #2a2a4a;
  --color-border-light: #3a3a5a;

  /* ── Gradientes ───────────────────────────────────────── */
  --gradient-primary: linear-gradient(135deg, var(--color-purple) 0%, var(--color-blue) 100%);
  --gradient-accent: linear-gradient(135deg, var(--color-cyan) 0%, var(--color-green) 100%);
  --gradient-gamer: linear-gradient(135deg, var(--color-purple-dark) 0%, var(--color-blue) 50%, var(--color-green) 100%);
  --gradient-text: linear-gradient(135deg, var(--color-purple-light) 0%, var(--color-cyan) 50%, var(--color-green-light) 100%);
  --gradient-bg-radial: radial-gradient(ellipse at 20% 0%, rgba(139, 92, 246, 0.12) 0%, transparent 50%),
                        radial-gradient(ellipse at 80% 100%, rgba(16, 185, 129, 0.10) 0%, transparent 50%),
                        radial-gradient(ellipse at 50% 50%, rgba(59, 130, 246, 0.06) 0%, transparent 70%);

  /* ── Tipografía ───────────────────────────────────────── */
  --font-sans: 'Segoe UI', system-ui, -apple-system, 'Roboto', sans-serif;
  --font-mono: 'Cascadia Code', 'Fira Code', 'JetBrains Mono', 'Consolas', monospace;
  --font-display: 'Segoe UI', system-ui, sans-serif;

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.25rem;
  --fs-2xl: 1.5rem;
  --fs-3xl: 2rem;
  --fs-4xl: 2.5rem;
  --fs-5xl: 3.5rem;
  --fs-6xl: 4.5rem;

  --fw-light: 300;
  --fw-normal: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;
  --fw-extrabold: 800;

  --lh-tight: 1.2;
  --lh-normal: 1.6;
  --lh-relaxed: 1.8;

  /* ── Espaciado ────────────────────────────────────────── */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;

  /* ── Radios ───────────────────────────────────────────── */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* ── Sombras (con color para efecto gamer) ────────────── */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.6);
  --shadow-purple: 0 0 24px rgba(139, 92, 246, 0.35), 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-blue: 0 0 24px rgba(59, 130, 246, 0.35), 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-green: 0 0 24px rgba(16, 185, 129, 0.35), 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-gamer: 0 0 32px rgba(139, 92, 246, 0.3), 0 0 64px rgba(59, 130, 246, 0.15);

  /* ── 3D / Perspectiva ─────────────────────────────────── */
  --perspective: 1000px;
  --perspective-far: 2000px;
  --tilt-max: 12deg;
  --translate-z: 40px;

  /* ── Transiciones ─────────────────────────────────────── */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 600ms;
  --duration-slower: 900ms;

  /* ── Layout ───────────────────────────────────────────── */
  --container-max: 1200px;
  --nav-height: 72px;

  /* ── Z-index ──────────────────────────────────────────── */
  --z-bg: 0;
  --z-content: 10;
  --z-nav: 100;
  --z-overlay: 200;
  --z-modal: 300;
}

/* ── Respeto a preferencias de movimiento reducido ────────── */
@media (prefers-reduced-motion: reduce) {
  :root {
    --duration-fast: 1ms;
    --duration-normal: 1ms;
    --duration-slow: 1ms;
    --duration-slower: 1ms;
  }
}