/**
 * Guía de Estilos Institucionales - Sistema PAT
 * Paleta ejecutiva homogénea para todo el sitio
 * 
 * Colores institucionales:
 * - #022026 - Navy oscuro (encabezados, pie, acentos oscuros)
 * - #124559 - Teal principal (botones, enlaces, bordes)
 * - #518EA6 - Azul medio (hover, secundarios)
 * - #93B3BF - Azul-gris claro (fondos suaves, bordes)
 * - #D9D4D2 - Gris cálido claro (fondos, contenedores)
 */

:root {
  /* Colores institucionales */
  --color-navy: #022026;
  --color-primary: #124559;
  --color-primary-hover: #0f3a4a;
  --color-secondary: #518EA6;
  --color-secondary-hover: #457a8f;
  --color-light-accent: #93B3BF;
  --color-bg-light: #D9D4D2;
  
  /* Fondos y superficies */
  --bg-body: #e8eaeb;
  --bg-surface: #ffffff;
  --bg-soft: #f4f6f7;
  --bg-info: #e8f0f3;
  
  /* Texto */
  --text-primary: #022026;
  --text-secondary: #124559;
  --text-muted: #5a6b72;
  --text-on-dark: #ffffff;
  
  /* Bordes */
  --border-default: #93B3BF;
  --border-light: #c5d4db;
  --border-focus: #124559;
  
  /* Estados */
  --editable-bg: #f5f9e8;
  --editable-border: #93B3BF;
  --editable-highlight: #e8f0d4;
  --success: #2d6a4f;
  --success-bg: #d8f3dc;
  --warning: #b8860b;
  --warning-bg: #fff8e7;
  --error: #9d0208;
  --error-bg: #ffe5e5;
  
  /* Tipografía */
  --font-primary: 'Segoe UI', 'Source Sans Pro', system-ui, -apple-system, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  
  /* Espaciado y sombras */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --shadow-sm: 0 1px 3px rgba(2, 32, 38, 0.08);
  --shadow-md: 0 4px 12px rgba(2, 32, 38, 0.12);
  --shadow-lg: 0 8px 24px rgba(2, 32, 38, 0.15);
}

/* Botones de navegación homogéneos */
.btn-nav,
a.btn-nav {
  display: inline-block;
  padding: 8px 18px;
  background: var(--color-primary);
  color: var(--text-on-dark) !important;
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  font-family: var(--font-primary);
  transition: background 0.2s, transform 0.1s;
}
.btn-nav:hover,
a.btn-nav:hover {
  background: var(--color-primary-hover);
  color: var(--text-on-dark) !important;
}

.btn-nav-outline,
a.btn-nav-outline {
  display: inline-block;
  padding: 8px 18px;
  background: transparent;
  color: var(--color-primary) !important;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  font-family: var(--font-primary);
  transition: all 0.2s;
}
.btn-nav-outline:hover,
a.btn-nav-outline:hover {
  background: var(--bg-info);
  color: var(--color-primary-hover) !important;
  border-color: var(--color-primary-hover);
}

.btn-logout,
a.btn-logout {
  display: inline-block;
  padding: 8px 18px;
  background: var(--error);
  color: var(--text-on-dark) !important;
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  font-family: var(--font-primary);
  transition: opacity 0.2s;
}
.btn-logout:hover,
a.btn-logout:hover {
  opacity: 0.9;
  color: var(--text-on-dark) !important;
}