/* Custom styles for Universidad CEULVER */

:root {
    --ceulver-blue: #00457a;
    --ceulver-blue-light: #0066b3;
    --ceulver-blue-dark: #003055;
    --ceulver-gray-light: #f8f9fa;
    --ceulver-gray-medium: #e9ecef;
    --ceulver-gray-dark: #495057;
    --ceulver-accent: #17a2b8;
}

/* Mega Menu Styles */
.mega-dropdown {
    position: static !important;
}

.mega-dropdown .dropdown-menu {
    position: absolute;
    left: 0 !important;
    right: 0 !important;
    width: auto !important;
    margin: 0 auto;
    border: none;
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
    border-top: 3px solid var(--ceulver-blue);
    border-radius: 0 0 8px 8px;
    margin-top: 0;
}

.mega-menu {
    max-width: 1200px;
    margin: 0 auto;
}

@media (max-width: 991px) {
    .mega-dropdown .dropdown-menu {
        width: 100% !important;
    }
}

.mega-menu .dropdown-header {
    font-weight: bold;
    font-size: 0.85rem;
    padding-bottom: 10px;
    margin-bottom: 5px;
    border-bottom: 2px solid var(--ceulver-blue);
}

.mega-menu .dropdown-item {
    padding: 7px 15px;
    transition: all 0.2s ease;
    border-radius: 5px;
    font-size: 0.85rem;
}

.mega-menu .dropdown-item:hover {
    background-color: rgba(0, 69, 122, 0.1);
    color: var(--ceulver-blue);
    padding-left: 20px;
}

/* Navbar improvements */
.navbar {
    padding: 15px 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
}

/* Mantener menú en una sola línea */
.navbar-nav {
    white-space: nowrap;
}

.navbar-nav .nav-item {
    display: inline-block;
}

/* Espaciado compacto para el navbar */
@media (min-width: 992px) {
    .navbar-nav .nav-link {
        padding-left: 0.5rem;
        padding-right: 0.5rem;
        font-size: 0.875rem;
    }
}

.navbar.scrolled {
    padding: 5px 0;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    background-color: rgba(255, 255, 255, 0.98) !important;
}

.navbar.scrolled .navbar-brand {
    font-size: 1.1rem;
}

.navbar.scrolled .navbar-brand img {
    height: 35px !important;
    transition: height 0.3s ease;
}

.navbar.scrolled .nav-link {
    font-size: 0.9rem;
}

.navbar-light .navbar-nav .nav-link {
    position: relative;
    transition: color 0.3s ease;
}

.navbar-light .navbar-nav .nav-link:hover {
    color: var(--ceulver-blue) !important;
}

.navbar-light .navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 0;
    height: 3px;
    background-color: var(--ceulver-blue);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.navbar-light .navbar-nav .nav-link:hover::after {
    width: 80%;
}

.bg-primary {
    background-color: var(--ceulver-blue) !important;
}

.btn-primary {
    background-color: var(--ceulver-blue);
    border-color: var(--ceulver-blue);
}

.btn-primary:hover {
    background-color: var(--ceulver-blue-dark);
    border-color: var(--ceulver-blue-dark);
}

.text-primary {
    color: var(--ceulver-blue) !important;
}

.hero {
    background: linear-gradient(135deg, var(--ceulver-blue) 0%, var(--ceulver-blue-dark) 100%);
    color: white;
    padding: 80px 0;
}

.hero h1 {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 30px;
}

.navbar-brand {
    font-weight: bold;
    font-size: 1.1rem;
    transition: font-size 0.3s ease;
}

.navbar-brand img {
    transition: height 0.3s ease;
}

.nav-link {
    font-size: 0.9rem;
}

.card {
    transition: transform 0.3s ease-in-out, box-shadow 0.3s ease-in-out;
    border: none;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    background-color: white;
    border-radius: 12px;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0,69,122,0.2);
}

.card-header {
    background: linear-gradient(135deg, var(--ceulver-blue) 0%, var(--ceulver-blue-light) 100%);
    color: white;
    font-weight: bold;
    border-radius: 12px 12px 0 0 !important;
    padding: 1.25rem 1.5rem;
}

.social-links a {
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: var(--ceulver-blue-light) !important;
}

.btn {
    border-radius: 25px;
    padding: 10px 30px;
    font-weight: 500;
    transition: all 0.3s ease;
    font-size: 0.875rem;
}

.btn-lg {
    font-size: 1rem;
    padding: 12px 35px;
}

.btn-sm {
    font-size: 0.8rem;
    padding: 6px 20px;
}

.btn-primary {
    box-shadow: 0 4px 15px rgba(0,69,122,0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(0,69,122,0.5);
    transform: translateY(-2px);
}

.alert {
    border-radius: 10px;
    font-size: 0.875rem;
    padding: 0.875rem 1.25rem;
}

.alert h4 {
    font-size: 1.1rem;
}

.alert p {
    font-size: 0.875rem;
}

footer {
    margin-top: auto;
    background-color: var(--ceulver-blue-dark);
    font-size: 0.85rem;
}

footer h5 {
    font-size: 1.1rem;
}

footer p, footer li {
    font-size: 0.85rem;
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background-color: var(--ceulver-gray-light);
    padding-top: 90px;
    transition: padding-top 0.3s ease;
    font-size: 0.9rem;
    line-height: 1.6;
}

main {
    flex: 1;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.section-title {
    color: var(--ceulver-blue);
    font-weight: bold;
    margin-bottom: 30px;
    text-align: center;
}

.benefit-card {
    text-align: center;
    padding: 30px;
}

.benefit-card i {
    font-size: 3rem;
    color: var(--ceulver-blue);
    margin-bottom: 20px;
}

/* Secciones con fondos profesionales */
.section-gray {
    background-color: var(--ceulver-gray-medium);
    padding: 4rem 0;
}

.section-white {
    background-color: white;
    padding: 4rem 0;
}

.section-blue-light {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    padding: 4rem 0;
}

.section-gradient {
    background: linear-gradient(135deg, var(--ceulver-blue) 0%, var(--ceulver-blue-light) 100%);
    color: white;
    padding: 4rem 0;
}

/* Cards con variantes de color */
.card-accent {
    border-left: 4px solid var(--ceulver-blue);
}

.card-shadow-lg {
    box-shadow: 0 10px 40px rgba(0,0,0,0.12);
}

.card-body {
    padding: 1.5rem;
}

/* Mejoras visuales para tablas */
.table-hover tbody tr:hover {
    background-color: rgba(0, 69, 122, 0.05);
    transition: background-color 0.2s ease;
}

.table thead {
    background: linear-gradient(135deg, var(--ceulver-blue) 0%, var(--ceulver-blue-light) 100%);
    color: white;
}

.table thead th {
    border: none;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
    padding: 0.875rem;
}

.table tbody td {
    font-size: 0.85rem;
    padding: 0.75rem;
}

.table-light {
    background-color: var(--ceulver-gray-light) !important;
}

/* Mejoras para breadcrumbs */
.breadcrumb {
    background-color: white;
    padding: 0.875rem 1.25rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    font-size: 0.85rem;
}

/* Estilos para badges */
.badge {
    padding: 0.4rem 0.875rem;
    border-radius: 20px;
    font-weight: 500;
    font-size: 0.8rem;
}

/* Input groups mejorados */
.input-group {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.input-group:hover {
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
}

.input-group:focus-within {
    box-shadow: 0 4px 12px rgba(0, 69, 122, 0.15);
}

.input-group-text {
    background-color: white;
    border: 1px solid #e9ecef;
    border-right: none;
    color: var(--ceulver-blue);
    font-weight: 500;
}

.input-group .form-control {
    border-left: none;
    box-shadow: none;
}

.input-group .form-control:focus {
    box-shadow: none;
    border-color: #e9ecef;
}

.form-control {
    border: 1px solid #e9ecef;
    padding: 0.75rem 1rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    border-radius: 8px;
}

.form-control:focus {
    box-shadow: 0 4px 12px rgba(0, 69, 122, 0.15);
    border-color: var(--ceulver-blue);
    outline: none;
}

.form-control:hover {
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
}

.form-select {
    border: 1px solid #e9ecef;
    padding: 0.75rem 1rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    border-radius: 8px;
}

.form-select:focus {
    box-shadow: 0 4px 12px rgba(0, 69, 122, 0.15);
    border-color: var(--ceulver-blue);
    outline: none;
}

.form-select:hover {
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
}

textarea.form-control {
    min-height: 120px;
}

.form-label {
    font-weight: 600;
    color: var(--ceulver-gray-dark);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

/* File inputs */
.form-control[type="file"] {
    padding: 0.65rem 1rem;
}

.form-control[type="file"]:hover {
    cursor: pointer;
}

/* Checkboxes y radios */
.form-check-input {
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
    border: 1px solid #e9ecef;
    transition: all 0.3s ease;
}

.form-check-input:focus {
    box-shadow: 0 3px 10px rgba(0, 69, 122, 0.15);
    border-color: var(--ceulver-blue);
}

.form-check-input:checked {
    background-color: var(--ceulver-blue);
    border-color: var(--ceulver-blue);
    box-shadow: 0 3px 10px rgba(0, 69, 122, 0.2);
}

/* Grupos de formulario */
.mb-3, .form-group {
    margin-bottom: 1.25rem;
}

/* Mensajes de ayuda */
.form-text {
    font-size: 0.825rem;
    color: #6c757d;
    margin-top: 0.375rem;
}

/* Estados de validación */
.form-control.is-invalid {
    border-color: #dc3545;
    box-shadow: 0 3px 10px rgba(220, 53, 69, 0.15);
}

.form-control.is-valid {
    border-color: #198754;
    box-shadow: 0 3px 10px rgba(25, 135, 84, 0.15);
}

.invalid-feedback, .valid-feedback {
    font-size: 0.825rem;
    margin-top: 0.375rem;
}

/* Ajustes de tamaño de fuente */
h1, .h1 {
    font-size: 1.8rem;
}

h2, .h2 {
    font-size: 1.5rem;
}

h3, .h3 {
    font-size: 1.3rem;
}

h4, .h4 {
    font-size: 1.1rem;
}

h5, .h5 {
    font-size: 1rem;
}

h6, .h6 {
    font-size: 0.9rem;
}

.lead {
    font-size: 1.1rem;
}

p {
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.card-title {
    font-size: 1rem;
}

.card-text {
    font-size: 0.875rem;
}

/* Mantener display sizes para landing page */
.display-1 {
    font-size: 3.5rem;
}

.display-2 {
    font-size: 3rem;
}

.display-3 {
    font-size: 2.5rem;
}

.display-4 {
    font-size: 2rem;
}

.display-5 {
    font-size: 1.75rem;
}

.display-6 {
    font-size: 1.5rem;
}

/* Filter cards en dashboard */
.filter-card {
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.filter-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

.filter-card.border-primary {
    background: linear-gradient(135deg, rgba(0, 69, 122, 0.05), rgba(0, 102, 179, 0.05));
}

.filter-card.border-success {
    background: linear-gradient(135deg, rgba(25, 135, 84, 0.05), rgba(40, 167, 69, 0.05));
}