/* Estilos gerais */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --success-color: #2ecc71;
    --danger-color: #e74c3c;
    --warning-color: #f39c12;
    --info-color: #3498db;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
}

/* Cards com animação */
.card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 0 20px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 30px rgba(0,0,0,0.12);
}

.card-header {
    background-color: transparent;
    border-bottom: 2px solid #f0f0f0;
    padding: 1rem 1.5rem;
    font-weight: 600;
}

/* Botões personalizados */
.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    padding: 10px 25px;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: #1a252f;
    border-color: #1a252f;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(44, 62, 80, 0.3);
}

/* Navbar personalizada */
.navbar {
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar-dark .navbar-nav .nav-link {
    color: rgba(255,255,255,0.8);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

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

.navbar-dark .navbar-nav .nav-link i {
    margin-right: 8px;
}

/* Formulários */
.form-control {
    border-radius: 8px;
    padding: 10px 15px;
    border: 2px solid #e9ecef;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(44, 62, 80, 0.1);
}

.input-group-text {
    background-color: #f8f9fa;
    border: 2px solid #e9ecef;
    border-right: none;
    border-radius: 8px 0 0 8px;
}

.input-group .form-control {
    border-radius: 0 8px 8px 0;
}

/* Tabelas */
.table {
    border-radius: 10px;
    overflow: hidden;
}

.table thead th {
    background-color: var(--primary-color);
    color: #fff;
    border: none;
    padding: 12px 15px;
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(0,0,0,0.02);
}

.table-hover tbody tr:hover {
    background-color: rgba(44, 62, 80, 0.05);
}

/* Cards de estatísticas */
.card .bi {
    opacity: 0.8;
}

.card.text-white .card-title {
    opacity: 0.9;
    font-weight: 300;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
}

/* Badges */
.badge {
    padding: 8px 12px;
    border-radius: 6px;
    font-weight: 500;
}

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

.card {
    animation: fadeIn 0.5s ease;
}

/* Alertas */
.alert {
    border: none;
    border-radius: 10px;
    padding: 15px 20px;
}

/* Responsividade */
@media (max-width: 768px) {
    .card {
        margin-bottom: 20px;
    }
    
    .navbar-brand img {
        height: 25px;
    }
    
    .table-responsive {
        border-radius: 10px;
    }
}

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

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: #1a252f;
}

/* Loading */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Configuração de cores */
.color-picker {
    width: 100%;
    height: 50px;
    padding: 5px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    cursor: pointer;
}

/* Upload de imagens */
.upload-area {
    border: 2px dashed #dee2e6;
    border-radius: 10px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.upload-area:hover {
    border-color: var(--primary-color);
    background-color: rgba(44, 62, 80, 0.02);
}

.upload-area.dragover {
    border-color: var(--primary-color);
    background-color: rgba(44, 62, 80, 0.05);
}

/* Ícones nos menus */
.nav-link i {
    font-size: 1.1rem;
}

/* Dropdown */
.dropdown-menu {
    border: none;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    padding: 0.5rem;
}

.dropdown-item {
    border-radius: 6px;
    padding: 8px 15px;
    transition: all 0.2s ease;
}

.dropdown-item:hover {
    background-color: rgba(44, 62, 80, 0.05);
}

.dropdown-item i {
    margin-right: 10px;
}