body {
    background-color: #f7f7f7;
    color: #212529;
}
.logo img {
    height: 120px;
    margin: 20px auto;
    display: block;
}
#tbody-summary, #div-va {
    content-visibility: auto;
}
.card {
    max-width: 500px;
}
.form-control:focus, .form-select:focus {
    box-shadow: none;
}
.summary-title {
    background-color: #e9f1fb;
    padding: 0.75rem;
    font-weight: bold;
    border-bottom: 1px solid #dee2e6;
}
.table td, .table th {
    vertical-align: middle;
}
@media (max-width: 576px) {
    .logo img {
        height: 80px;
    }
    .form-label {
        font-size: 14px;
    }
    .btn {
        font-size: 14px;
        padding: 6px 12px;
    }
}
/* 🌙 Dark Mode manual via class */
body.dark-mode {
    background-color: #121212;
    color: #e0e0e0;
}
body.dark-mode .card {
    background-color: #1e1e1e;
    border: 1px solid #333;
    color: #e0e0e0;
}
body.dark-mode .summary-title {
    background-color: #2a2a2a;
    border-bottom: 1px solid #444;
    color: #f0f0f0;
}
body.dark-mode .table th,
body.dark-mode .table td {
    color: #e0e0e0;
}
body.dark-mode .table th,
body.dark-mode .table td {
    background-color: #2a2a2a;
}
body.dark-mode input.form-control,
body.dark-mode select.form-select {
    background-color: #1e1e1e;
    color: #f0f0f0;
    border: 1px solid #444;
}
body.dark-mode .btn-outline-secondary {
    color: #e0e0e0;
    border-color: #666;
}
body.dark-mode .btn-outline-secondary:hover {
    background-color: #333;
}
body.dark-mode .toast {
    background-color: #333;
    color: #e0e0e0;
}
body.dark-mode .btn-outline-primary {
    color: #66b2ff;
    border-color: #66b2ff;
}
body.dark-mode .btn-outline-primary:hover {
    background-color: #66b2ff;
    color: #121212;
}
body.dark-mode .btn-outline-success {
    color: lightgreen;
    border-color: lightgreen;
}
body.dark-mode .btn-outline-success:hover {
    background-color: lightgreen;
    color: #121212;
}
body.dark-mode #cust-name {
    color: #e0e0e0;
}
body.dark-mode .modal-content {
    background-color: #1e1e1e;
    color: #f0f0f0;
    border: 1px solid #333;
}
body.dark-mode .modal-header {
    background-color: #2a2a2a;
    border-bottom: 1px solid #444;
}
body.dark-mode .modal-title {
    color: #f0f0f0;
}
body.dark-mode .modal-body {
    background-color: #1e1e1e;
    color: #e0e0e0;
}
body.dark-mode .modal-footer {
    background-color: #2a2a2a;
    border-top: 1px solid #444;
}
#offlineBanner {
    transition: opacity 0.3s ease;
    opacity: 0;
}
#offlineBanner[style*="display: block"] {
    opacity: 1;
}
/* Efek Fade */
.fade-out {
    opacity: 0;
    transition: opacity 0.3s ease-out;
}
.fade-in {
    opacity: 1;
    transition: opacity 0.3s ease-in;
}