/* ==========================================================================
   SITEST / SADIE - FACULTAD NACIONAL DE SALUD PÚBLICA (UdeA)
   Estilos Unificados Bootstrap 5 - Paleta Institucional & UX
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. VARIABLES DE PALETA DE COLOR INSTITUCIONAL
   -------------------------------------------------------------------------- */
:root {
    /* Paleta de Color Principal */
    --fnsp-green-dark: #026937;
    --fnsp-green-mid: #35944b;
    --fnsp-green-primary: #43b649;
    --fnsp-green-light: #8dc63f;
    --fnsp-teal-light: #3ebdac;
    --fnsp-teal-mid: #069a7e;
    --fnsp-teal-dark: #0e7774;

    /* Paleta de Color Complementaria */
    --fnsp-purple: #70205b;
    --fnsp-blue: #1375b9;
    --fnsp-red: #ef434d;
    --fnsp-orange: #f9a12c;
    --fnsp-dark: #532d84;

    /* Neutros y Fondos */
    --fnsp-bg-app: #f4f6f8;
    --fnsp-card-bg: #ffffff;
    --fnsp-border-color: #e3e8ee;
    --fnsp-text-muted: #6c757d;
    --fnsp-text-dark: #2b303a;
}

/* --------------------------------------------------------------------------
   2. ESTILOS GENERALES Y BASE
   -------------------------------------------------------------------------- */
body {
    background-color: var(--fnsp-bg-app);
    color: var(--fnsp-text-dark);
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.page-wrapper, 
.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.app-body {
    flex: 1 0 auto;
}

/* --------------------------------------------------------------------------
   3. ESTILOS EXCLUSIVOS DE LOGIN
   -------------------------------------------------------------------------- */
.bg-login-page {
    background: linear-gradient(135deg, #e8f3ec 0%, #f4f8f5 50%, #e0f2ed 100%) !important;
}

.card_login {
    border: none !important;
    border-top: 5px solid var(--fnsp-green-dark) !important;
    border-radius: 1rem !important;
    box-shadow: 0 0.75rem 2rem rgba(2, 105, 55, 0.08) !important;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card_login:hover {
    transform: translateY(-2px);
    box-shadow: 0 1rem 2.5rem rgba(2, 105, 55, 0.12) !important;
}

/* Botón de Autenticación */
.btn-fnsp-primary {
    background-color: var(--fnsp-green-dark);
    border-color: var(--fnsp-green-dark);
    color: #ffffff;
    font-weight: 600;
    padding: 0.65rem 1.25rem;
    border-radius: 0.5rem;
    transition: all 0.2s ease-in-out;
}

.btn-fnsp-primary:hover, 
.btn-fnsp-primary:focus, 
.btn-fnsp-primary:active {
    background-color: var(--fnsp-green-mid) !important;
    border-color: var(--fnsp-green-mid) !important;
    color: #ffffff !important;
    box-shadow: 0 4px 12px rgba(2, 105, 55, 0.25);
}

/* Inputs enfocados con color institucional */
.form-control:focus, 
.form-select:focus {
    border-color: var(--fnsp-green-primary) !important;
    box-shadow: 0 0 0 0.25rem rgba(67, 182, 73, 0.2) !important;
}

.input-group-text {
    border-color: var(--fnsp-border-color);
}

/* --------------------------------------------------------------------------
   4. LAYOUT PRINCIPAL: HEADER & CABECERA
   -------------------------------------------------------------------------- */
.app-header {
    background-color: #ffffff;
    border-bottom: 1px solid var(--fnsp-border-color);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
}

.app-brand img {
    transition: opacity 0.2s ease;
}

.app-brand img:hover {
    opacity: 0.9;
}

/* Selector de Usuario / Perfil en Header */
.user-settings-btn {
    background-color: var(--fnsp-bg-app);
    border: 1px solid var(--fnsp-border-color);
    border-radius: 50rem;
    padding: 0.35rem 0.85rem;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.user-settings-btn:hover {
    background-color: #eef4f0;
    border-color: var(--fnsp-teal-light);
}

.dropdown-menu {
    border-radius: 0.75rem;
    box-shadow: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.1);
}

.dropdown-item:hover {
    background-color: #f0f7f2;
    color: var(--fnsp-green-dark);
}

/* --------------------------------------------------------------------------
   5. LAYOUT PRINCIPAL: NAVBAR & MENÚ
   -------------------------------------------------------------------------- */
.navbar {
    background: linear-gradient(90deg, var(--fnsp-green-dark) 0%, var(--fnsp-teal-dark) 100%) !important;
    box-shadow: 0 4px 10px rgba(2, 105, 55, 0.15);
    padding: 0.35rem 0;
}

.navbar .nav-link {
    color: rgba(255, 255, 255, 0.88) !important;
    font-weight: 500;
    font-size: 0.925rem;
    padding: 0.5rem 0.85rem !important;
    border-radius: 0.375rem;
    transition: all 0.2s ease;
}

.navbar .nav-link:hover, 
.navbar .nav-link:focus, 
.navbar .nav-link.active {
    color: #ffffff !important;
    background-color: rgba(255, 255, 255, 0.15);
}

/* Offcanvas Móvil */
.offcanvas-header {
    background-color: #ffffff;
    border-bottom: 2px solid var(--fnsp-green-dark);
}

.offcanvas-body .nav-link {
    color: var(--fnsp-text-dark) !important;
    font-weight: 500;
}

.offcanvas-body .nav-link:hover {
    background-color: #f0f7f2;
    color: var(--fnsp-green-dark) !important;
}

/* --------------------------------------------------------------------------
   6. BREADCRUMBS & COMPONENTES DEL BODY
   -------------------------------------------------------------------------- */
.breadcrumb {
    background-color: var(--fnsp-card-bg);
    border: 1px solid var(--fnsp-border-color);
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
}

.breadcrumb-item a {
    color: var(--fnsp-green-dark);
    font-weight: 500;
    text-decoration: none;
}

.breadcrumb-item a:hover {
    color: var(--fnsp-green-mid);
    text-decoration: underline;
}

.breadcrumb-item.active {
    color: var(--fnsp-text-muted);
}

/* Cards en el Panel Principal */
.card {
    border: 1px solid var(--fnsp-border-color);
    border-radius: 0.75rem;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.04);
}

.card-header {
    background-color: #ffffff;
    border-bottom: 1px solid var(--fnsp-border-color);
    font-weight: 600;
    color: var(--fnsp-green-dark);
}

/* Badges Institucionales */
.badge-fnsp-primary {
    background-color: var(--fnsp-green-dark);
    color: #ffffff;
}

.badge-fnsp-accent {
    background-color: var(--fnsp-teal-mid);
    color: #ffffff;
}

.badge-fnsp-complementary {
    background-color: var(--fnsp-purple);
    color: #ffffff;
}

/* --------------------------------------------------------------------------
   7. TABLAS & DATATABLES
   -------------------------------------------------------------------------- */
.table thead th {
    background-color: #f0f4f1;
    color: var(--fnsp-green-dark);
    font-weight: 600;
    border-bottom: 2px solid var(--fnsp-green-light);
}

.table-hover tbody tr:hover {
    background-color: #f8fbf9;
}

/* --------------------------------------------------------------------------
   8. FOOTER
   -------------------------------------------------------------------------- */
.app-footer {
    background-color: #ffffff !important;
    border-top: 1px solid var(--fnsp-border-color) !important;
    color: var(--fnsp-text-muted);
    font-size: 0.85rem;
}