:root {
    --tabeu-turquoise: #20B2AA;
    --tabeu-blue: #4682B4;
    --tabeu-dark-blue: #5F9EA0;
    --tabeu-light-gray: #F5F5F5;
    --tabeu-medium-gray: #6C757D;
    --tabeu-dark-gray: #343a40;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--tabeu-light-gray);
}

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

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

.btn-primary:hover {
    background: linear-gradient(135deg, var(--tabeu-blue) 0%, var(--tabeu-dark-blue) 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.btn-secondary {
    background-color: var(--tabeu-medium-gray);
    border: none;
}

.card {
    border: none;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.15);
}

.card-header {
    background: linear-gradient(135deg, var(--tabeu-turquoise) 0%, var(--tabeu-blue) 100%);
    color: white;
    border-radius: 12px 12px 0 0 !important;
    font-weight: 600;
}

.table {
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
}

.table thead {
    background-color: var(--tabeu-turquoise);
    color: white;
}

.table-hover tbody tr:hover {
    background-color: rgba(23, 162, 184, 0.1);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
}

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

.nav-link:hover {
    transform: translateY(-2px);
}

.form-label {
    font-weight: 600;
    color: var(--tabeu-dark-gray);
}

.form-control:focus {
    border-color: var(--tabeu-turquoise);
    box-shadow: 0 0 0 0.2rem rgba(23, 162, 184, 0.25);
}

.alert {
    border-radius: 8px;
    border: none;
}

.footer {
    border-top: 3px solid var(--tabeu-turquoise);
}

.badge {
    padding: 0.5em 1em;
    border-radius: 20px;
}

.action-buttons .btn {
    margin: 0 2px;
}

.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--tabeu-turquoise) 0%, var(--tabeu-blue) 50%, var(--tabeu-dark-blue) 100%);
}

.login-card {
    max-width: 450px;
    width: 100%;
    padding: 2rem;
}

.login-card .card-header {
    text-align: center;
    padding: 1.5rem;
}

.login-card .card-header i {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.dashboard-stats {
    margin-bottom: 2rem;
}

.stat-card {
    text-align: center;
    padding: 2rem;
}

.stat-card i {
    font-size: 3rem;
    color: var(--tabeu-turquoise);
    margin-bottom: 1rem;
}

.stat-card h3 {
    color: var(--tabeu-dark-gray);
    font-weight: 700;
}

.stat-card p {
    color: var(--tabeu-medium-gray);
    margin: 0;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .action-buttons .btn {
        margin-bottom: 0.5rem;
    }
    
    .card {
        margin-bottom: 1rem;
    }
}