:root {
    --primary-color: #0d6efd;
    --success-color: #198754;
    --warning-color: #fd7e14;
    --danger-color: #dc3545;
    --dark-color: #212529;
    --light-color: #f8f9fa;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

.auth-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.auth-card {
    width: 100%;
    max-width: 450px;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}

.auth-card .card-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0056b3 100%);
    color: white;
    padding: 2rem;
    text-align: center;
    border: none;
}

.auth-card .card-body {
    padding: 2.5rem;
    background: white;
}

.dashboard-card {
    border: none;
    border-radius: 15px;
    transition: all 0.3s ease;
    overflow: hidden;
    height: 100%;
}

.dashboard-card:hover {
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

.dashboard-card .card-body {
    padding: 3rem 2rem;
    text-align: center;
}

.dashboard-card .card-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    display: block;
}

.dashboard-card.card-ventas {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0056b3 100%);
    color: white;
}

.dashboard-card.card-clientes {
    background: linear-gradient(135deg, var(--success-color) 0%, #0f5132 100%);
    color: white;
}

.dashboard-card.card-articulos {
    background: linear-gradient(135deg, var(--warning-color) 0%, #cc6510 100%);
    color: white;
}

.dashboard-card.card-carrito {
    background: linear-gradient(135deg, #28a745 0%, #0f5132 100%);
    color: white;
}

.dashboard-card.card-pedido-manual {
    background: linear-gradient(135deg, #0d6efd 0%, #0a3d91 100%);
    color: white;
}

.dashboard-card.card-pedidos {
    background: linear-gradient(135deg, #17a2b8 0%, #0c5460 100%);
    color: white;
}

.dashboard-card .btn {
    margin-top: 1.5rem;
    padding: 0.75rem 2rem;
    font-weight: 600;
    border: 2px solid rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.1);
    color: white;
    transition: all 0.3s ease;
}

.dashboard-card .btn:hover {
    background: white;
    color: var(--dark-color);
    border-color: white;
}

.navbar {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
}

.navbar-brand i {
    margin-right: 0.5rem;
}

.welcome-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0056b3 100%);
    color: white;
    padding: 3rem 0;
    margin-bottom: 3rem;
    border-radius: 15px;
}

.welcome-section h1 {
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.welcome-section p {
    opacity: 0.9;
    font-size: 1.1rem;
}

.btn-logout {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
}

.btn-logout:hover {
    background: rgba(255, 255, 255, 0.3);
    color: white;
}

.icon-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.icon-circle i {
    font-size: 2.5rem;
}

.dashboard-card:hover .icon-circle {
    transform: scale(1.1);
}

@media (max-width: 768px) {
    .dashboard-card .card-icon {
        font-size: 3rem;
    }
    
    .dashboard-card .card-body {
        padding: 2rem 1.5rem;
    }
    
    .welcome-section {
        padding: 2rem 0;
    }
}