/* =====================================================
   CAEC MAQUINADOS INDUSTRIALES — Variables CSS
   Sistema de Diseño Profesional — TEMA CLARO
   ===================================================== */

:root {
  /* ── Paleta de Colores — LIGHT ── */
  --color-primary: #0369A1;
  --color-primary-2: #F97316;
  /* Professional Orange */
  --color-primary-dark: #075985;
  --color-primary-light: #0EA5E9;
  --color-primary-glow: rgba(3, 105, 161, 0.15);
  --color-primary-gold: gold;


  --color-secondary: #F59E0B;
  --color-secondary-dark: #D97706;

  /* Backgrounds (light) */
  --color-dark-900: #F8FAFC;
  --color-dark-800: #F1F5F9;
  --color-dark-700: #E2E8F0;
  --color-dark-600: #CBD5E1;
  --color-dark-500: #94A3B8;
  --color-dark-400: #64748B;

  /* Grays (usados para texto sobre fondo claro) */
  --color-gray-700: #0F172A;
  --color-gray-600: #1E293B;
  --color-gray-500: #334155;
  --color-gray-400: #475569;
  --color-gray-300: #64748B;
  --color-gray-200: #94A3B8;
  --color-gray-100: #CBD5E1;

  --color-white: #FFFFFF;
  --color-accent-gold: #F59E0B;

  /* ── Gradientes — LIGHT ── */
  --gradient-hero: linear-gradient(135deg, rgba(2, 52, 90, 0.55) 0%, rgba(7, 89, 133, 0.35) 100%);
  --gradient-card: linear-gradient(145deg, #FFFFFF 0%, #F1F5F9 100%);
  --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  --gradient-section: linear-gradient(180deg, #F8FAFC 0%, #F1F5F9 100%);
  --gradient-overlay: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.55) 100%);

  /* ── Tipografía ── */
  --font-heading: 'Inter', 'Roboto', sans-serif;
  --font-body: 'Inter', 'Roboto', sans-serif;
  --font-mono: 'Fira Code', monospace;

  --text-xs: clamp(0.7rem, 0.65rem + 0.2vw, 0.75rem);
  --text-sm: clamp(0.75rem, 0.7rem + 0.2vw, 0.85rem);
  --text-base: clamp(0.9rem, 0.85rem + 0.2vw, 0.95rem);
  --text-lg: clamp(1rem, 0.95rem + 0.2vw, 1.05rem);
  --text-xl: clamp(1.1rem, 1.05rem + 0.2vw, 1.15rem);
  --text-2xl: clamp(1.2rem, 1.15rem + 0.4vw, 1.35rem);
  --text-3xl: clamp(1.4rem, 1.35rem + 0.5vw, 1.6rem);
  --text-4xl: clamp(1.7rem, 1.5rem + 1vw, 2rem);
  --text-5xl: clamp(2.1rem, 1.8rem + 1.5vw, 2.5rem);
  --text-6xl: clamp(2.5rem, 2.2rem + 2vw, 3rem);
  --text-7xl: clamp(3rem, 2.6rem + 3vw, 3.5rem);

  --weight-light: 300;
  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;
  --weight-black: 900;

  --leading-tight: 1.25;
  --leading-normal: 1.5;
  --leading-loose: 1.7;
  --tracking-wide: 0.03em;
  --tracking-wider: 0.05em;
  --tracking-widest: 0.1em;

  /* ── Espaciado (Comprimido) ── */
  --space-1: 0.2rem;
  --space-2: 0.35rem;
  --space-3: 0.5rem;
  --space-4: 0.7rem;
  --space-5: 0.85rem;
  --space-6: 1rem;
  --space-8: 1.25rem;
  --space-10: 1.5rem;
  --space-12: 1.8rem;
  --space-16: 2.2rem;
  --space-20: 2.6rem;
  --space-24: 3rem;
  --space-32: 3.5rem;

  /* ── Bordes ── */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 12px;
  --radius-xl: 18px;
  --radius-2xl: 24px;
  --radius-full: 9999px;

  /* ── Sombras — LIGHT ── */
  --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.08);
  --shadow-xl: 0 16px 50px rgba(0, 0, 0, 0.12);
  --shadow-primary: 0 8px 24px rgba(3, 105, 161, 0.2);
  --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.05), 0 1px 3px rgba(0, 0, 0, 0.05);

  /* ── Glassmorphism — LIGHT ── */
  --glass-bg: rgba(255, 255, 255, 0.90);
  --glass-border: rgba(3, 105, 161, 0.15);
  --glass-blur: blur(20px);

  /* ── Transiciones ── */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* ── Z-Index ── */
  --z-base: 1;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-overlay: 300;
  --z-fixed: 500;
  --z-modal: 1000;
  --z-tooltip: 1100;
  --z-preloader: 9999;

  /* ── Breakpoints (referencia) ── */
  --bp-sm: 576px;
  --bp-md: 768px;
  --bp-lg: 992px;
  --bp-xl: 1200px;
  --bp-2xl: 1400px;

  /* ── Navbar ── */
  --navbar-height: 70px;
  --navbar-height-mobile: 56px;

  /* ── Secciones (Comprimidas drásticamente) ── */
  --section-padding: clamp(24px, 4vh, 40px) 0;
  --section-padding-sm: 24px 0;

  /* ── Contenedor ── */
  --container-max: 1200px;
  --container-pad: 0 16px;
}