/* General Styles */
:root {
    --primary-gradient: linear-gradient(135deg, #0d6efd 0%, #0099ff 100%);
    --shadow-sm: 0 .125rem .25rem rgba(0,0,0,.075);
    --shadow-md: 0 .5rem 1rem rgba(0,0,0,.15);
    --shadow-lg: 0 1rem 2rem rgba(0,0,0,.15);
    --transition-base: all 0.3s ease;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: #f8f9fa;
}

main {
    flex: 1;
}

/* Navigation */
.navbar {
    box-shadow: var(--shadow-sm);
}

.navbar-brand {
    font-weight: 600;
    font-size: 1.25rem;
}

.nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    border-radius: 0.5rem;
    transition: var(--transition-base);
}

.nav-link:hover {
    background-color: rgba(255,255,255,0.1);
}

/* Cards */
.card {
    border: none;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    border-radius: 1rem;
}

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

.card-header {
    background-color: transparent;
    border-bottom: 1px solid rgba(0,0,0,.05);
    padding: 1.5rem;
}

.card-body {
    padding: 1.5rem;
}

/* Tables */
.table th {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
    color: #6c757d;
    padding: 1rem;
}

.table td {
    padding: 1rem;
    vertical-align: middle;
}

.table-hover tbody tr:hover {
    background-color: rgba(0, 123, 255, 0.05);
}

/* Forms */
.form-control, .form-select {
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    border: 1px solid #dee2e6;
    transition: var(--transition-base);
}

.form-control:focus, .form-select:focus {
    border-color: #80bdff;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.15);
}

.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
}

/* Buttons */
.btn {
    padding: 0.5rem 1rem;
    font-weight: 500;
    border-radius: 0.5rem;
    transition: var(--transition-base);
}

.btn-primary {
    background: var(--primary-gradient);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* Alerts */
.alert {
    border: none;
    border-radius: 1rem;
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
}

.alert-dismissible .btn-close {
    padding: 1.25rem;
}

/* Status badges */
.badge {
    font-weight: 500;
    padding: 0.5em 1em;
    border-radius: 2rem;
}

.badge-stock-low {
    background-color: #dc3545;
    color: white;
}

.badge-stock-warning {
    background-color: #ffc107;
    color: #000;
}

.badge-stock-ok {
    background-color: #28a745;
    color: white;
}

/* Dashboard cards */
.dashboard-card {
    border-radius: 1rem;
    overflow: hidden;
}

.dashboard-card .card-body {
    padding: 2rem;
}

.dashboard-card .icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    opacity: 0.8;
}

/* List groups */
.list-group-item {
    border: none;
    padding: 1rem 1.5rem;
    background-color: transparent;
    transition: var(--transition-base);
}

.list-group-item:hover {
    background-color: rgba(0,0,0,0.02);
}

.list-group-item.active {
    background: var(--primary-gradient);
}

/* Custom utilities */
.cursor-pointer {
    cursor: pointer;
}

.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Footer */
.footer {
    background-color: #343a40;
    padding: 2rem 0;
    margin-top: 3rem;
}

/* Print styles */
@media print {
    .no-print {
        display: none !important;
    }
    
    .print-only {
        display: block !important;
    }
    
    .container {
        width: 100% !important;
        max-width: none !important;
        padding: 0 !important;
    }
    
    .card {
        box-shadow: none !important;
        border: 1px solid #dee2e6 !important;
    }
    
    .table {
        width: 100% !important;
    }
}