/* Variáveis */
:root {
    --primary-color: #4361ee;
    --secondary-color: #3f37c9;
    --success-color: #4cc9f0;
    --info-color: #4895ef;
    --warning-color: #f72585;
    --danger-color: #dc3545;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --transition-speed: 0.3s;
    --border-radius: 10px;
    --box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* Reset e Estilos Gerais */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: #f5f6fa;
    overflow-x: hidden;
}

/* Sidebar */
.sidebar {
    width: 280px;
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    padding: 1.5rem;
    background: linear-gradient(135deg, var(--dark-color), #2a2d3e);
    color: white;
    transition: all var(--transition-speed);
    z-index: 1000;
    box-shadow: var(--box-shadow);
}

.sidebar.collapsed {
    width: 80px;
}

.sidebar-header {
    padding: 0.5rem 0 1.5rem 0;
}

.sidebar-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0;
    white-space: nowrap;
}

.sidebar .nav-link {
    color: rgba(255, 255, 255, 0.8);
    padding: 0.8rem 1rem;
    margin-bottom: 0.5rem;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    transition: all var(--transition-speed);
}

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

.sidebar .nav-link i {
    margin-right: 1rem;
    font-size: 1.25rem;
    min-width: 25px;
    display: flex;
    align-items: center;
}

.sidebar.collapsed .nav-link span,
.sidebar.collapsed .menu-header {
    display: none;
}

/* Content Area */
.content {
    margin-left: 280px;
    padding: 2rem;
    transition: all var(--transition-speed);
    min-height: 100vh;
}

.content.expanded {
    margin-left: 80px;
}

/* Cards */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 1.5rem;
    transition: transform var(--transition-speed);
}

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

.card-header {
    background-color: white;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 1.25rem;
    border-radius: var(--border-radius) var(--border-radius) 0 0 !important;
}

.stats-card {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

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

.stats-card h2 {
    font-size: 2.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.stats-card p {
    margin-bottom: 0;
    opacity: 0.9;
    font-size: 1rem;
}

.stats-card i {
    position: absolute;
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 3.5rem;
    opacity: 0.2;
}

/* Tabelas */
.table-responsive {
    border-radius: var(--border-radius);
    background: white;
    box-shadow: var(--box-shadow);
}

.table {
    margin-bottom: 0;
}

.table th {
    background-color: rgba(67, 97, 238, 0.05);
    font-weight: 600;
    padding: 1rem;
    border-bottom: 2px solid rgba(67, 97, 238, 0.1);
}

.table td {
    padding: 1rem;
    vertical-align: middle;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.table tr:hover {
    background-color: rgba(67, 97, 238, 0.02);
}

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

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

.btn-primary:hover {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    transform: translateY(-2px);
}

/* Forms */
.form-control {
    border-radius: var(--border-radius);
    padding: 0.75rem 1rem;
    border: 1px solid rgba(0, 0, 0, 0.1);
    transition: all var(--transition-speed);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(67, 97, 238, 0.25);
}

/* Modais */
.modal-content {
    border-radius: var(--border-radius);
    border: none;
    box-shadow: var(--box-shadow);
}

.modal-header {
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 1.25rem;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    padding: 1.25rem;
}

/* Responsividade */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.show {
        transform: translateX(0);
    }
    
    .content {
        margin-left: 0 !important;
        padding: 1rem;
    }
    
    .card {
        margin-bottom: 1rem;
    }
    
    .table-responsive {
        margin-bottom: 1rem;
    }
    
    .btn {
        padding: 0.4rem 0.8rem;
    }
}

/* Animações */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.3s ease-in-out;
}

/* Utilitários */
.shadow-hover:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

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

/* Avatar e Perfil */
.avatar-circle {
    width: 35px;
    height: 35px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: white;
    text-transform: uppercase;
}

.user-info {
    line-height: 1.2;
}

.user-info small {
    font-size: 0.75rem;
    opacity: 0.8;
}

/* Cards Estatísticos */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stats-card {
    border-radius: var(--border-radius);
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
}

.stats-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(255,255,255,0.1), transparent);
    z-index: 1;
}

.stats-card .content {
    position: relative;
    z-index: 2;
}

/* Tabelas Aprimoradas */
.table-hover tbody tr:hover {
    background-color: rgba(67, 97, 238, 0.05);
    transition: background-color var(--transition-speed);
}

.table th {
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

/* Status Badges */
.badge {
    padding: 0.5em 0.8em;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.75rem;
}

.badge-outline-success {
    color: var(--success-color);
    border: 1px solid var(--success-color);
    background-color: rgba(76, 201, 240, 0.1);
}

.badge-outline-warning {
    color: var(--warning-color);
    border: 1px solid var(--warning-color);
    background-color: rgba(247, 37, 133, 0.1);
}

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

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.loading::before {
    content: '';
    width: 30px;
    height: 30px;
    border: 3px solid var(--primary-color);
    border-top-color: transparent;
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: spin 1s linear infinite;
    z-index: 1001;
}

@keyframes spin {
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* Melhorias nos Inputs */
.form-control {
    font-size: 0.95rem;
}

.form-control:focus {
    box-shadow: 0 0 0 0.25rem rgba(67, 97, 238, 0.15);
}

.input-group-text {
    background-color: rgba(67, 97, 238, 0.05);
    border-color: rgba(0, 0, 0, 0.1);
}

/* Melhorias nos Botões */
.btn {
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.85rem;
    font-weight: 600;
}

.btn-icon {
    width: 35px;
    height: 35px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.btn-icon i {
    font-size: 1.25rem;
}

/* Cards de Produtos */
.produto-card {
    border: none;
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: all var(--transition-speed);
}

.produto-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.produto-card .card-img-top {
    height: 200px;
    object-fit: cover;
}

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

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

/* Catálogo de Produtos */
.produto-card {
    transition: all var(--transition-speed);
    border: none;
    background: white;
    box-shadow: var(--box-shadow);
}

.produto-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(67, 97, 238, 0.15);
}

.produto-card .card-img-top {
    height: 200px;
    object-fit: cover;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.produto-card .card-body {
    padding: 1.25rem;
}

.produto-card .card-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.produto-card .card-text {
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.produto-card .produto-preco {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
}

.produto-card .badge {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.5em 1em;
    border-radius: 30px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

/* Carrinho */
.carrinho-item {
    padding: 1rem;
    border-radius: var(--border-radius);
    background: rgba(67, 97, 238, 0.03);
    margin-bottom: 0.5rem;
    transition: all var(--transition-speed);
}

.carrinho-item:hover {
    background: rgba(67, 97, 238, 0.05);
}

.carrinho-item .produto-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.carrinho-item .produto-nome {
    font-weight: 600;
    color: var(--dark-color);
}

.carrinho-item .produto-preco {
    color: var(--primary-color);
    font-weight: 600;
}

.carrinho-item .controles {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.carrinho-item .btn-quantidade {
    width: 30px;
    height: 30px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: white;
    border: 1px solid rgba(0,0,0,0.1);
    color: var(--dark-color);
    font-size: 1rem;
    transition: all var(--transition-speed);
}

.carrinho-item .btn-quantidade:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.carrinho-item .quantidade {
    font-weight: 600;
    min-width: 40px;
    text-align: center;
}

/* Filtros */
.filtro-grupo {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
}

.filtro-grupo .form-select,
.filtro-grupo .form-control {
    min-width: 200px;
}

.filtro-grupo .input-group {
    max-width: 300px;
}

.filtro-grupo .input-group-text {
    background: transparent;
    border-right: none;
}

.filtro-grupo .form-control {
    border-left: none;
}

.filtro-grupo .form-control:focus + .input-group-text {
    border-color: var(--primary-color);
}

/* Grid Controls */
.grid-controls .btn {
    width: 40px;
    height: 40px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.grid-controls .btn i {
    font-size: 1.25rem;
}

.grid-controls .btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

/* Empty States */
.empty-state {
    padding: 2rem;
    text-align: center;
}

.empty-state i {
    font-size: 3rem;
    color: var(--secondary-color);
    opacity: 0.5;
    margin-bottom: 1rem;
}

.empty-state p {
    color: var(--secondary-color);
    margin-bottom: 0;
}

/* Loading States */
.loading-overlay {
    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-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--primary-color);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Animações de Página */
.page-enter {
    opacity: 0;
    transform: translateY(20px);
}

.page-enter-active {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 300ms, transform 300ms;
}

/* Melhorias no Modal */
.modal-content {
    transform: scale(0.95);
    opacity: 0;
    transition: all var(--transition-speed);
}

.modal.show .modal-content {
    transform: scale(1);
    opacity: 1;
}

.modal-backdrop.show {
    opacity: 0.7;
}

/* Notificações */
.notification-badge {
    position: absolute;
    top: 0;
    right: 0;
    transform: translate(50%, -50%);
    font-size: 0.7rem;
    padding: 0.25rem 0.5rem;
}

/* Responsividade Adicional */
@media (max-width: 576px) {
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .table th, .table td {
        padding: 0.75rem;
    }
    
    .btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }
}

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

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}