body {
    background-color: #f4f6f9;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}
.navbar {
    background-color: #2c3e50;
}
.navbar-brand, .nav-link {
    color: #fff !important;
}
.nav-link:hover {
    color: #1abc9c !important;
}
.nav-link.active {
    color: #1abc9c !important;
    font-weight: 600;
}
.card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}
.card-header {
    background-color: #2c3e50;
    color: #fff;
    border-radius: 10px 10px 0 0 !important;
    font-weight: 600;
}
.btn-teal {
    background-color: #4a7c7e;
    color: #fff;
    border: none;
}
.btn-teal:hover {
    background-color: #3a6c6e;
    color: #fff;
}
.btn-generate {
    padding: 15px 30px;
    font-size: 16px;
    border-radius: 8px;
}
.generate-section {
    text-align: center;
    padding: 40px 20px;
}
.status-message {
    margin-top: 20px;
    display: none;
}
.employee-table th {
    background-color: #4a7c7e;
    color: #fff;
}
#downloadLinks a {
    display: inline-block;
    margin: 5px;
}
.spinner-border {
    display: none;
}