/* Reset e configurações gerais */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
}

/* Background da página de login */
.bg-login {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

/* Card de login */
.login-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    border: none;
    backdrop-filter: blur(10px);
}

/* Botão de login */
.btn-login {
    background: linear-gradient(45deg, #667eea, #764ba2);
    border: none;
    border-radius: 25px;
    padding: 12px 30px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

/* Sidebar */
.sidebar {
    background: linear-gradient(180deg, #2c3e50 0%, #34495e 100%);
    min-height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    width: 250px;
    z-index: 1000;
    overflow-y: auto;
}

/* Conteúdo principal */
.main-content {
    margin-left: 250px;
    padding: 20px;
    min-height: 100vh;
}

/* Cards do dashboard */
.card-dashboard {
    border: none;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.card-dashboard:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

/* Botões de ação */
.btn-action {
    border-radius: 12px;
    padding: 12px 25px;
    font-weight: 600;
    border: none;
    transition: all 0.3s ease;
}

.btn-action:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

/* Links da sidebar */
.nav-link {
    color: rgba(255, 255, 255, 0.8) !important;
    padding: 12px 20px;
    border-radius: 8px;
    margin: 5px 10px;
    transition: all 0.3s ease;
}

.nav-link:hover, 
.nav-link.active {
    background-color: rgba(255, 255, 255, 0.1);
    color: white !important;
}

/* Inputs personalizados */
.form-control {
    border-radius: 8px;
    border: 2px solid #e9ecef;
    padding: 12px 15px;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

/* Badges de status */
.badge {
    padding: 8px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

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

.table thead th {
    border: none;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

/* Responsividade */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }
    
    .sidebar.show {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
}

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

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

/* Loading spinner */
.spinner {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #667eea;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

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

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

.alert-success {
    background-color: #d1e7dd;
    color: #0f5132;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
}

/* Botões personalizados */
.btn-primary {
    background: linear-gradient(45deg, #667eea, #764ba2);
    border: none;
}

.btn-success {
    background: linear-gradient(45deg, #27ae60, #229954);
    border: none;
}

.btn-warning {
    background: linear-gradient(45deg, #f39c12, #e67e22);
    border: none;
}

.btn-danger {
    background: linear-gradient(45deg, #e74c3c, #c0392b);
    border: none;
}

/* Animações para atualizações */
.fade-in {
    animation: fadeIn 0.5s ease;
}

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

/* Animação para cards atualizados */
.card-atualizado {
    animation: pulse 0.6s ease;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* Loading overlay */
.spinner-border {
    width: 3rem;
    height: 3rem;
}

/* Alertas flutuantes */
.alert-auto {
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    border: none;
}

/* Tabela responsiva melhorada */
.table-hover tbody tr:hover {
    background-color: rgba(0,123,255,0.1);
    transform: translateX(5px);
    transition: all 0.2s ease;
}

/* Badges animados */
.badge {
    transition: all 0.3s ease;
}

.badge:hover {
    transform: scale(1.1);
}

/* Botões com efeito */
.btn {
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}