/* Estilos Gerais */
:root {
    --primary-color: #0d6efd;
    --success-color: #198754;
    --info-color: #0dcaf0;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --light-gray: #f8f9fa;
    --dark-gray: #495057;
}

body {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    font-family: 'Poppins', sans-serif;
}

/* Cards */
.card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    margin-bottom: 2rem;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.card-header {
    border-radius: 15px 15px 0 0 !important;
    padding: 1.5rem;
}

.card-body {
    padding: 2rem;
}

/* Botões */
.btn {
    border-radius: 10px;
    padding: 0.8rem 1.5rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.btn-sm {
    padding: 0.5rem 1rem;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.action-buttons .btn {
    margin: 0.2rem;
}

/* Formulários */
.form-control, .form-select {
    border-radius: 10px;
    padding: 0.8rem 1rem;
    border: 2px solid #e9ecef;
    transition: all 0.3s ease;
}

.form-control:focus, .form-select:focus {
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.15);
    border-color: var(--primary-color);
}

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

/* Tabela */
.table {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 0 15px rgba(0,0,0,0.05);
}

.table thead th {
    background-color: var(--light-gray);
    border-bottom: none;
    padding: 1rem;
    font-weight: 600;
}

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

.table tbody tr:hover {
    background-color: rgba(13, 110, 253, 0.05);
}

/* Badges */
.badge {
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 500;
}

/* Preview de Imagens */
.preview-container {
    position: relative;
    margin-top: 1rem;
}

.preview-image {
    max-width: 150px;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.preview-image:hover {
    transform: scale(1.05);
}

/* Modal */
.modal-content {
    border-radius: 15px;
    border: none;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.modal-header {
    border-radius: 15px 15px 0 0;
    background-color: var(--light-gray);
    border-bottom: none;
    padding: 1.5rem;
}

.modal-body {
    padding: 2rem;
}

/* Responsividade */
@media (max-width: 768px) {
    .card-body {
        padding: 1.5rem;
    }
    
    .btn {
        padding: 0.6rem 1.2rem;
    }
    
    .table-responsive {
        border-radius: 10px;
        box-shadow: 0 0 15px rgba(0,0,0,0.05);
    }
    
    .action-buttons {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
        justify-content: center;
    }
}

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

.card {
    animation: fadeIn 0.5s ease forwards;
}

/* Loading Spinner */
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--light-gray);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Tooltips personalizados */
[data-tooltip] {
    position: relative;
    cursor: help;
}

[data-tooltip]:before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.5rem 1rem;
    background-color: var(--dark-gray);
    color: white;
    border-radius: 5px;
    font-size: 0.875rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

[data-tooltip]:hover:before {
    opacity: 1;
    visibility: visible;
}