/* Sistema de Controle de Estoque - Loja de Celulares */
/* Estilos Personalizados */

:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --success-color: #1cc88a;
    --danger-color: #e74a3b;
    --warning-color: #f6c23e;
    --info-color: #36b9cc;
    --light-color: #f8f9fc;
    --dark-color: #5a5c69;
}

/* Layout Geral */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fc;
    color: #5a5c69;
}

.main-content {
    min-height: calc(100vh - 56px);
    padding-bottom: 60px;
}

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

.navbar-nav .nav-link {
    font-weight: 500;
    transition: all 0.3s ease;
}

.navbar-nav .nav-link:hover {
    transform: translateY(-1px);
}

/* Cards */
.card {
    border: none;
    border-radius: 0.75rem;
    box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.15);
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 0.25rem 2rem 0 rgba(58, 59, 69, 0.2);
}

.card-header {
    background-color: #f8f9fc;
    border-bottom: 1px solid #e3e6f0;
    border-radius: 0.75rem 0.75rem 0 0 !important;
}

/* Botões */
.btn {
    border-radius: 0.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #5a6fd8 0%, #6a4190 100%);
    box-shadow: 0 0.25rem 1rem rgba(102, 126, 234, 0.3);
}

/* Formulários */
.form-control {
    border-radius: 0.5rem;
    border: 1px solid #d1d3e2;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

.form-label {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

/* Tabelas */
.table {
    border-radius: 0.5rem;
    overflow: hidden;
}

.table thead th {
    background-color: var(--light-color);
    border-bottom: 2px solid #e3e6f0;
    font-weight: 600;
    color: var(--dark-color);
}

.table tbody tr:hover {
    background-color: rgba(102, 126, 234, 0.05);
}

/* Alerts */
.alert {
    border: none;
    border-radius: 0.5rem;
    font-weight: 500;
}

.alert-primary {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    color: var(--primary-color);
}

.alert-success {
    background-color: rgba(28, 200, 138, 0.1);
    color: var(--success-color);
}

.alert-danger {
    background-color: rgba(231, 74, 59, 0.1);
    color: var(--danger-color);
}

.alert-warning {
    background-color: rgba(246, 194, 62, 0.1);
    color: #b7791f;
}

.alert-info {
    background-color: rgba(54, 185, 204, 0.1);
    color: var(--info-color);
}

/* Badges */
.badge {
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: 0.375rem;
}

/* Modais */
.modal-content {
    border: none;
    border-radius: 0.75rem;
    box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.175);
}

.modal-header {
    border-bottom: 1px solid #e3e6f0;
    border-radius: 0.75rem 0.75rem 0 0;
}

.modal-footer {
    border-top: 1px solid #e3e6f0;
    border-radius: 0 0 0.75rem 0.75rem;
}

/* Dropdown */
.dropdown-menu {
    border: none;
    border-radius: 0.5rem;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.dropdown-item {
    transition: all 0.3s ease;
}

.dropdown-item:hover {
    background-color: rgba(102, 126, 234, 0.1);
    color: var(--primary-color);
}

/* Footer */
.footer {
    margin-top: auto;
    border-top: 1px solid #e3e6f0;
}

/* Utilitários */
.text-primary {
    color: var(--primary-color) !important;
}

.bg-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%) !important;
}

.border-primary {
    border-color: var(--primary-color) !important;
}

/* Loading */
.loading {
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.loading::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 2rem;
    height: 2rem;
    margin: -1rem 0 0 -1rem;
    border: 2px solid #f3f3f3;
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    z-index: 1001;
}

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

/* Responsividade */
@media (max-width: 768px) {
    .main-content {
        padding: 1rem;
    }
    
    .card {
        margin-bottom: 1rem;
    }
    
    .btn-lg {
        font-size: 1rem;
        padding: 0.75rem 1rem;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
}

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

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

/* Estados de validação */
.is-valid {
    border-color: var(--success-color);
}

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

.valid-feedback {
    color: var(--success-color);
}

.invalid-feedback {
    color: var(--danger-color);
}

/* Scrollbar personalizada */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}