/* custom.css */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --success-color: #27ae60;
    --danger-color: #e74c3c;
    --warning-color: #f39c12;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
}

/* Estilos generales */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
}

/* Sidebar */
.sidebar {
    min-height: calc(100vh - 56px);
    box-shadow: inset -1px 0 0 rgba(0, 0, 0, .1);
    background: linear-gradient(180deg, var(--primary-color) 0%, #1a252f 100%);
}

.sidebar .nav-link {
    color: rgba(255, 255, 255, 0.8);
    padding: 0.75rem 1rem;
    border-radius: 0.375rem;
    margin-bottom: 0.25rem;
    transition: all 0.3s ease;
}

.sidebar .nav-link:hover {
    color: white;
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateX(5px);
}

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

.sidebar .nav-link i {
    width: 20px;
    text-align: center;
    margin-right: 10px;
}

/* Cards personalizadas */
.stats-card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    overflow: hidden;
}

.stats-card:hover {
    transform: translateY(-5px);
}

.stats-card .card-body {
    padding: 1.5rem;
}

.stats-card .card-icon {
    font-size: 2.5rem;
    opacity: 0.7;
}

/* Badges personalizados */
.badge-pill {
    border-radius: 50rem;
    padding: 0.5em 0.8em;
}

/* Botones personalizados */
.btn-primary {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #2980b9 100%);
    border: none;
    border-radius: 8px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

/* Mesa cards */
.mesa-card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    cursor: pointer;
}

.mesa-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.mesa-card.ocupada {
    border-left: 4px solid var(--danger-color);
}

.mesa-card.libre {
    border-left: 4px solid var(--success-color);
}

.mesa-card.reservada {
    border-left: 4px solid var(--warning-color);
}

.mesa-card.mantenimiento {
    border-left: 4px solid var(--dark-color);
}

/* Navbar personalizado */
.navbar-brand {
    font-weight: 700;
}

.navbar-brand i {
    margin-right: 10px;
}

/* Loading spinner */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--secondary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Tablas personalizadas */
.table-hover tbody tr:hover {
    background-color: rgba(52, 152, 219, 0.1);
}

/* Modal personalizado */
.modal-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, #2c3e50 100%);
    color: white;
}

/* Inventario colors */
.inventario-faltante {
    background-color: #ffebee !important;
    color: #c62828 !important;
    font-weight: bold;
}

.inventario-sobrante {
    background-color: #e8f5e8 !important;
    color: #2e7d32 !important;
    font-weight: bold;
}

.inventario-normal {
    background-color: #ffffff !important;
}

/* Alertas personalizadas */
.alert {
    border: none;
    border-radius: 10px;
    border-left: 4px solid;
}

.alert-success {
    border-left-color: var(--success-color);
}

.alert-danger {
    border-left-color: var(--danger-color);
}

.alert-warning {
    border-left-color: var(--warning-color);
}

.alert-info {
    border-left-color: var(--info-color);
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        position: static;
        height: auto;
        min-height: auto;
    }
    
    .stats-card .card-body {
        padding: 1rem;
    }
    
    .mesa-card {
        margin-bottom: 1rem;
    }
}

/* Animaciones */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

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

.slide-in-left {
    animation: slideInLeft 0.5s ease-out;
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}