/* ===================================
   Estilos Personalizados - RetaCantabria
   =================================== */

:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --success-color: #27ae60;
    --light-bg: #f8f9fa;
    --dark-text: #2c3e50;
    --light-text: #7f8c8d;
    --border-color: #dee2e6;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-hover: 0 5px 20px rgba(0,0,0,0.15);
}

/* Estilos Generales */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    padding-bottom: 60px;
}

.container {
    background: white;
    border-radius: 15px;
    padding: 30px;
    margin-top: 30px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
    transition: box-shadow 0.3s ease;
}

.container:hover {
    box-shadow: var(--shadow-hover);
}

/* Header Mejorado */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 30px;
    border-radius: 10px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
}

.page-header h1 {
    margin: 0;
    font-weight: 700;
    font-size: 2rem;
    display: flex;
    align-items: center;
    gap: 15px;
}

.page-header .badge {
    background-color: rgba(255, 255, 255, 0.2) !important;
    padding: 8px 15px;
    font-size: 0.9rem;
    border-radius: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.page-header hr {
    border-color: rgba(255, 255, 255, 0.3);
    margin: 20px 0;
}

/* Navegación Mejorada */
.nav-tabs {
    border-bottom: 3px solid var(--secondary-color);
    margin-bottom: 30px;
}

.nav-tabs .nav-link {
    color: var(--dark-text);
    border: none;
    padding: 12px 25px;
    margin-right: 5px;
    border-radius: 10px 10px 0 0;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-tabs .nav-link:hover {
    background-color: var(--light-bg);
    transform: translateY(-2px);
}

.nav-tabs .nav-link.active {
    background: var(--secondary-color);
    color: white;
    font-weight: 600;
}

.nav-tabs .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-color);
}

/* Tablas Mejoradas */
.table-container {
    overflow-x: auto;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0,0,0,0.05);
}

.table {
    margin-bottom: 0;
}

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

.table thead th {
    border: none;
    padding: 15px 12px;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.table tbody tr {
    transition: all 0.3s ease;
    border-bottom: 1px solid var(--border-color);
}

.table tbody tr:hover {
    background-color: rgba(52, 152, 219, 0.05);
    transform: scale(1.01);
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.table tbody td {
    padding: 12px;
    vertical-align: middle;
    color: var(--dark-text);
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(0,0,0,0.02);
}

/* Iconos en las Tablas */
.table a {
    color: var(--secondary-color);
    transition: all 0.3s ease;
    display: inline-block;
}

.table a:hover {
    color: var(--accent-color);
    transform: scale(1.2);
}

.table svg {
    filter: drop-shadow(0 1px 2px rgba(0,0,0,0.1));
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 30px 0;
    margin-top: 50px;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
}

.footer p {
    margin: 0;
    text-align: center;
}

.footer a {
    color: white;
    text-decoration: none;
    border-bottom: 1px dotted white;
    transition: all 0.3s ease;
}

.footer a:hover {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
}

/* Evitar que el contenedor interno tape el fondo del footer */
.footer .container {
    background: transparent !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    margin-top: 0;
    margin-bottom: 0;
    padding-top: 0;
    padding-bottom: 0;
}

/* Badges Personalizados */
.badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-weight: 500;
}

/* Botones Mejorados */
.btn {
    border-radius: 25px;
    padding: 10px 25px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

.btn-primary {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #2980b9 100%);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color) 0%, #229954 100%);
}

.btn-danger {
    background: linear-gradient(135deg, var(--accent-color) 0%, #c0392b 100%);
}

/* Cards */
.card {
    border: none;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-5px);
}

.card-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    font-weight: 600;
    border: none;
    padding: 15px 20px;
}

/* Animaciones */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

/* Responsive */
@media (max-width: 768px) {
    .page-header h1 {
        font-size: 1.5rem;
        flex-direction: column;
        align-items: flex-start;
    }
    
    .nav-tabs .nav-link {
        padding: 10px 15px;
        font-size: 0.9rem;
    }
    
    .container {
        padding: 15px;
        margin-top: 15px;
    }
    
    .table thead th {
        font-size: 0.75rem;
        padding: 10px 8px;
    }
    
    .table tbody td {
        padding: 8px;
        font-size: 0.85rem;
    }
}

/* Info Page Styles */
.info-container {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(52, 152, 219, 0.3);
    border-radius: 50%;
    border-top-color: var(--secondary-color);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Alert Mejorado */
.alert {
    border-radius: 10px;
    border: none;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

/* Scroll Suave */
html {
    scroll-behavior: smooth;
}

/* Estilos para el Logo/Icono */
.brand-icon {
    display: inline-block;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
}

/* Botón Volver Arriba */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.back-to-top svg {
    width: 24px;
    height: 24px;
}

/* Mejoras para tablas responsivas */
@media (max-width: 991px) {
    .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .table {
        min-width: 800px;
    }
}

/* Estilos para campos de búsqueda */
.search-box {
    max-width: 400px;
    margin: 20px 0;
}

.search-box input {
    border-radius: 25px;
    border: 2px solid var(--border-color);
    padding: 10px 20px;
    transition: all 0.3s ease;
}

.search-box input:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 0.2rem rgba(52, 152, 219, 0.25);
    outline: none;
}

/* Estados de carga */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s ease-in-out infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* Destacar filas seleccionadas */
.table tbody tr.table-active {
    background-color: rgba(52, 152, 219, 0.1) !important;
    border-left: 3px solid var(--secondary-color);
}

/* Mejorar phpinfo styling */
.info-container table {
    border-radius: 5px;
    overflow: hidden;
    margin-top: 20px;
}

.info-container .center {
    text-align: center;
}

/* Badge personalizado en el header */
.page-header .badge {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.8;
    }
}