/* ===========================================
   VARIABLES CSS - Plenos La Zarza
   =========================================== */

:root {
    /* --- Colores Principales --- */
    --primary: #1565C0;
    --primary-dark: #0D47A1;
    --primary-light: #E3F2FD;

    /* --- Colores por Sección --- */
    --section-datos: #1976D2;
    --section-datos-bg: #E3F2FD;

    --section-resumen: #7B1FA2;
    --section-resumen-bg: #F3E5F5;

    --section-hallazgos: #388E3C;
    --section-hallazgos-bg: #E8F5E9;

    --section-contratos: #F57C00;
    --section-contratos-bg: #FFF3E0;

    --section-subvenciones: #00ACC1;
    --section-subvenciones-bg: #E0F7FA;

    --section-alertas: #D32F2F;
    --section-alertas-bg: #FFEBEE;

    --section-votaciones: #689F38;
    --section-votaciones-bg: #F1F8E9;

    --section-seguimiento: #FBC02D;
    --section-seguimiento-bg: #FFFDE7;

    --section-patrimonio: #5D4037;
    --section-patrimonio-bg: #EFEBE9;

    --section-rrhh: #7986CB;
    --section-rrhh-bg: #E8EAF6;

    /* --- Colores de Estado --- */
    --success: #2E7D32;
    --success-bg: #E8F5E9;
    --success-light: #C8E6C9;

    --warning: #E65100;
    --warning-bg: #FFF3E0;
    --warning-light: #FFE0B2;

    --error: #C62828;
    --error-bg: #FFEBEE;
    --error-light: #FFCDD2;

    --info: #0277BD;
    --info-bg: #E1F5FE;
    --info-light: #B3E5FC;

    /* --- Colores Neutros --- */
    --background: #FAFAFA;
    --surface: #FFFFFF;
    --surface-variant: #F5F5F5;
    --text-primary: #212121;
    --text-secondary: #616161;
    --text-disabled: #9E9E9E;
    --divider: #E0E0E0;
    --border: #BDBDBD;

    /* --- Tipografía --- */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

    --font-size-xs: 0.75rem;    /* 12px */
    --font-size-sm: 0.875rem;   /* 14px */
    --font-size-base: 1rem;     /* 16px */
    --font-size-lg: 1.125rem;   /* 18px */
    --font-size-xl: 1.25rem;    /* 20px */
    --font-size-2xl: 1.5rem;    /* 24px */
    --font-size-3xl: 1.875rem;  /* 30px */

    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;

    /* --- Espaciado --- */
    --spacing-1: 0.25rem;   /* 4px */
    --spacing-2: 0.5rem;    /* 8px */
    --spacing-3: 0.75rem;   /* 12px */
    --spacing-4: 1rem;      /* 16px */
    --spacing-5: 1.25rem;   /* 20px */
    --spacing-6: 1.5rem;    /* 24px */
    --spacing-8: 2rem;      /* 32px */
    --spacing-10: 2.5rem;   /* 40px */
    --spacing-12: 3rem;     /* 48px */

    /* --- Bordes y Sombras --- */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);

    /* --- Transiciones --- */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;

    /* --- Z-Index --- */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal: 400;
    --z-tooltip: 500;

    /* --- Anchos Máximos --- */
    --max-width-sm: 640px;
    --max-width-md: 768px;
    --max-width-lg: 1024px;
    --max-width-xl: 1280px;
    --max-width-content: 900px;
}

/* Tema oscuro (preparado para futuro) */
@media (prefers-color-scheme: dark) {
    :root.auto-dark {
        --background: #121212;
        --surface: #1E1E1E;
        --surface-variant: #2D2D2D;
        --text-primary: #FFFFFF;
        --text-secondary: #B0B0B0;
        --divider: #404040;
        --border: #505050;
    }
}