/* ============================================================================
   zeus-base.css  —  Base institucional ZEUS / Mexicana MRO
   ----------------------------------------------------------------------------
   Fuente ÚNICA de verdad del brand kit del ecosistema. Heredado por TODOS los
   módulos vía Site.Master (https://zeus.mxamro.com/assets/css/zeus-base.css).

   Orden de carga obligatorio en Site.Master:
       bootstrap.min.css  →  fontawesome.min.css  →  montserrat.css  →
       (libs)  →  zeus-base.css  →  [modulo].css

   Cargar SIEMPRE después de bootstrap.min.css para que los overrides apliquen.
   Tokens canónicos: mro-frontend §2.1 (13 tokens oficiales).
   ========================================================================= */

/* ----------------------------------------------------------------------------
   1. Tokens de marca (13 oficiales) + alias de compatibilidad
   --------------------------------------------------------------------------- */
:root {
    /* ===== Azules institucionales ===== */
    --mro-navy:      #0b2a4a;   /* Primario (header, botones, logo) */
    --mro-navy-2:    #163d66;   /* Navy claro (hover sutil, bordes) */
    --mro-cyan:      #00a7e1;   /* Cyan acento (links, badges, decoración) */
    --mro-cyan-600:  #0089b8;   /* Cyan oscuro (hover de cyan) */

    /* ===== Neutros ===== */
    --mro-white:     #ffffff;
    --mro-gray-100:  #f5f7fb;   /* Fondo principal de páginas */
    --mro-gray-500:  #6c757d;   /* Texto secundario / muted */
    --mro-gray-600:  #5a6268;   /* Texto secundario oscuro */

    /* ===== Semánticos ===== */
    --mro-danger:    #dc3545;

    /* ===== Tipografía / dimensiones ===== */
    --mro-fs-sm:     0.875rem;
    --mro-fs-base:   1rem;

    /* ===== Bordes y sombras ===== */
    --mro-shadow-sm:   0 1px 3px rgba(0, 0, 0, 0.1);
    --mro-radius-pill: 50rem;

    /* ----- Alias semánticos usados por ejemplos del skill y componentes ----- */
    --mro-primary:   var(--mro-navy);
    --mro-accent:    var(--mro-cyan);
    --mro-bg:        var(--mro-gray-100);
    --mro-text:      #212529;
    --mro-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.12);

    /* ----- Mapear el primario de Bootstrap al navy institucional ----- */
    --bs-primary:     #0b2a4a;
    --bs-primary-rgb: 11, 42, 74;
    --bs-link-color:        #0089b8;
    --bs-link-hover-color:  #0b2a4a;
}

/* ----------------------------------------------------------------------------
   2. Base tipográfica — Montserrat (mro-frontend §2.2)
   --------------------------------------------------------------------------- */
body {
    font-family: 'Montserrat', system-ui, -apple-system, 'Segoe UI', sans-serif;
    font-size: 16px;              /* mínimo para evitar zoom en iOS */
    line-height: 1.5;
    color: var(--mro-text);
    background-color: var(--mro-bg);
}

h1, .h1 { font-weight: 700; font-size: 1.75rem; }
h2, .h2 { font-weight: 700; font-size: 1.5rem; }
h3, .h3 { font-weight: 600; font-size: 1.25rem; }
h4, .h4 { font-weight: 600; font-size: 1.125rem; }
h5, .h5,
h6, .h6 { font-weight: 500; font-size: 1rem; }

a {
    color: var(--mro-cyan-600);
    text-decoration: none;
}
a:hover { color: var(--mro-navy); }

/* ----------------------------------------------------------------------------
   3. Border-radius institucional — sutil, no "moderno" forzado (§2.4)
   --------------------------------------------------------------------------- */
.card,
.btn,
.form-control,
.form-select,
.modal-content {
    border-radius: 6px;
}

.badge { border-radius: 4px; }

/* ----------------------------------------------------------------------------
   4. Botones — primario navy institucional (§8.7)
   --------------------------------------------------------------------------- */
.btn-primary {
    --bs-btn-bg:            #0b2a4a;
    --bs-btn-border-color:  #0b2a4a;
    --bs-btn-hover-bg:      #163d66;
    --bs-btn-hover-border-color: #163d66;
    --bs-btn-active-bg:     #163d66;
    --bs-btn-active-border-color: #163d66;
    --bs-btn-disabled-bg:   #0b2a4a;
    --bs-btn-disabled-border-color: #0b2a4a;
}

.btn-outline-primary {
    --bs-btn-color:         #0b2a4a;
    --bs-btn-border-color:  #0b2a4a;
    --bs-btn-hover-bg:      #0b2a4a;
    --bs-btn-hover-border-color: #0b2a4a;
    --bs-btn-active-bg:     #0b2a4a;
    --bs-btn-active-border-color: #0b2a4a;
}

/* ----------------------------------------------------------------------------
   5. Cards — refinamiento institucional (§2.5, §8.4)
   --------------------------------------------------------------------------- */
.card {
    border-color: #e9eef5;
    box-shadow: var(--mro-shadow-sm);
}

/* ----------------------------------------------------------------------------
   6. Sombras de capas flotantes (§2.5)
   --------------------------------------------------------------------------- */
.modal-content,
.dropdown-menu {
    box-shadow: var(--mro-shadow-md);
}

/* ----------------------------------------------------------------------------
   7. Formularios — focus cyan institucional
   --------------------------------------------------------------------------- */
.form-control:focus,
.form-select:focus {
    border-color: var(--mro-cyan);
    box-shadow: 0 0 0 0.25rem rgba(0, 167, 225, 0.18);
}

.form-label {
    font-weight: 500;
    margin-bottom: 0.35rem;
}

/* ----------------------------------------------------------------------------
   8. Header / navbar institucional
   --------------------------------------------------------------------------- */
.zeus-header .navbar {
    box-shadow: var(--mro-shadow-sm);
}

.zeus-header .navbar .navbar-brand:hover { opacity: 0.9; }

/* ----------------------------------------------------------------------------
   9. Tablas — encabezado sobrio
   --------------------------------------------------------------------------- */
.table > thead {
    color: var(--mro-navy);
    border-bottom: 2px solid #e9eef5;
}

/* ----------------------------------------------------------------------------
   10. Accesibilidad — focus visible (WCAG AA, §9.2)
   --------------------------------------------------------------------------- */
*:focus-visible {
    outline: 2px solid var(--mro-accent);
    outline-offset: 2px;
}

.btn:focus-visible,
.form-control:focus-visible,
.form-select:focus-visible {
    outline: none;   /* el box-shadow ya provee el indicador */
}

/* ----------------------------------------------------------------------------
   11. Touch targets en móvil (≥44px — §9.5)
   --------------------------------------------------------------------------- */
@media (max-width: 768px) {
    .btn,
    .form-control,
    .form-select {
        min-height: 44px;
    }
}

/* ----------------------------------------------------------------------------
   12. Utilidades de marca
   --------------------------------------------------------------------------- */
.text-mro-navy  { color: var(--mro-navy) !important; }
.text-mro-cyan  { color: var(--mro-cyan) !important; }
.bg-mro-navy    { background-color: var(--mro-navy) !important; }
.bg-mro-gray    { background-color: var(--mro-gray-100) !important; }