/* Estilos base para ERP Automotriz */

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --success-color: #16a34a;
    --danger-color: #dc2626;
    --warning-color: #ea580c;
    --info-color: #0891b2;
    --light-bg: #f8fafc;
    --border-color: #e2e8f0;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--light-bg);
    color: var(--text-primary);
    line-height: 1.6;
}

/* Contenedor principal */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
.navbar {
    background-color: white;
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
}

.navbar-menu {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.navbar-item a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
}

.navbar-item a:hover {
    color: var(--primary-color);
}

/* Sidebar */
.sidebar {
    width: 250px;
    background-color: white;
    border-right: 1px solid var(--border-color);
    padding: 2rem 0;
    min-height: 100vh;
}

.sidebar-menu {
    list-style: none;
}

.sidebar-item {
    border-left: 3px solid transparent;
    padding: 0.75rem 1.5rem;
    transition: all 0.3s;
}

.sidebar-item a {
    color: var(--text-secondary);
    text-decoration: none;
    display: block;
}

.sidebar-item:hover,
.sidebar-item.active {
    background-color: var(--light-bg);
    border-left-color: var(--primary-color);
    color: var(--primary-color);
}

.sidebar-item.active a {
    color: var(--primary-color);
    font-weight: 600;
}

/* Layout principal */
.layout {
    display: flex;
    min-height: 100vh;
}

.layout-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.content {
    flex: 1;
    padding: 2rem;
}

/* Tarjetas */
.card {
    background-color: white;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.card-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
    margin-bottom: 1rem;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: 1rem 0;
}

/* Botones */
.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--secondary-color);
}

.btn-secondary {
    background-color: #6b7280;
    color: white;
}

.btn-secondary:hover {
    background-color: #4b5563;
}

.btn-success {
    background-color: var(--success-color);
    color: white;
}

.btn-success:hover {
    background-color: #15803d;
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background-color: #b91c1c;
}

.btn-sm {
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
}

/* Formularios */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    font-size: 0.875rem;
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-control.is-invalid {
    border-color: var(--danger-color);
}

.invalid-feedback {
    color: var(--danger-color);
    font-size: 0.75rem;
    margin-top: 0.25rem;
}

/* Tablas */
.table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1.5rem;
}

.table thead {
    background-color: var(--light-bg);
    border-bottom: 2px solid var(--border-color);
}

.table th {
    padding: 0.75rem;
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
}

.table td {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.table tbody tr:hover {
    background-color: var(--light-bg);
}

/* Alertas */
.alert {
    padding: 1rem;
    border-radius: 0.375rem;
    margin-bottom: 1.5rem;
    border-left: 4px solid;
}

.alert-success {
    background-color: #dcfce7;
    border-color: var(--success-color);
    color: #166534;
}

.alert-danger {
    background-color: #fee2e2;
    border-color: var(--danger-color);
    color: #991b1b;
}

.alert-warning {
    background-color: #fed7aa;
    border-color: var(--warning-color);
    color: #92400e;
}

.alert-info {
    background-color: #cffafe;
    border-color: var(--info-color);
    color: #164e63;
}

/* Grid */
.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-cols-1 {
    grid-template-columns: 1fr;
}

.grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* Utilidades */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-5 { margin-top: 1.5rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-5 { margin-bottom: 1.5rem; }

.p-2 { padding: 0.5rem; }
.p-3 { padding: 0.75rem; }
.p-4 { padding: 1rem; }

.flex {
    display: flex;
}

.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }

/* Responsive */
@media (max-width: 768px) {
    .layout {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        min-height: auto;
    }

    .sidebar-menu {
        display: flex;
        flex-wrap: wrap;
    }

    .sidebar-item {
        border-left: none;
        border-bottom: 3px solid transparent;
        padding: 0.5rem 1rem;
    }

    .sidebar-item:hover,
    .sidebar-item.active {
        border-left: none;
        border-bottom-color: var(--primary-color);
    }

    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: 1fr;
    }

    .navbar-menu {
        gap: 1rem;
    }
}