body {
    min-height: 100vh;
    background: #f4f6f9;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Segoe UI', sans-serif;
    min-height: 100vh;
    margin: 0;
    position: relative;
    overflow: hidden;
}


.bg-image {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('/assets/images/bg/payroll_management.png') no-repeat center center fixed;
    background-size: cover;
    z-index: 0;
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    backdrop-filter: blur(6px);
    background: rgba(0, 0, 0, 0.3);
    z-index: 1;
}

.card {
    border: none;
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    background-color: #ffffffcc;
    /* slight white transparency */
}

.dark-mode {
    color: #fff;
}

.dark-mode .card {
    background-color: #1e1e1ecc;
    color: #fff;
}

.dark-mode .form-control,
.dark-mode .form-select {
    background-color: #2c2c2c;
    color: #fff;
    border-color: #444;
}

.form-control:focus {
    box-shadow: none;
    border-color: #0d6efd;
}

.card {
    border: none;
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
}

.form-control:focus {
    box-shadow: none;
    border-color: #0d6efd;
}

.dark-mode {
    background: #121212;
    color: #fff;
}

.dark-mode .card {
    background-color: #1e1e1e;
    color: #fff;
}

.dark-mode .form-control,
.dark-mode .form-select {
    background-color: #2c2c2c;
    color: #fff;
    border-color: #444;
}