/*
 *  Style.css for Restaurant POS Web App
 *  Theme: Red
 *  Version: 2.2 - Final Polished Version
*/

/* --- 1. CSS Variables (Theme Configuration) --- */
:root {
    --primary-color: #e74c3c;
    --primary-color-dark: #c0392b;
    --background-color: #f8f9fa;
    --surface-color: #ffffff;
    --text-color-primary: #2c3e50;
    --text-color-secondary: #7f8c8d;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --info-color: #3498db;
    --danger-color: #e74c3c;
    --border-color: #e0e0e0;
    --shadow-color: rgba(0, 0, 0, 0.08);
    --background-color2:#e74c3c ;
}


/* --- 2. General & Reset Styles --- */
* {
    box-sizing: border-box;
}

body, 
input, 
button, 
select, 
textarea {
    font-family: 'Phetsarath OT', 'Noto Sans Lao', system-ui, -apple-system, sans-serif;
    color: var(--text-color-primary);
}

body {
    background-color: var(--background-color);
    margin: 0;
    padding: 0;
    font-size: 16px;
    line-height: 1.6;
    padding-bottom: 90px;
}

.container {
    padding: 15px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

h1, h2, h3, h4, h5, h6 {
    margin-top: 0;
    margin-bottom: 0.75rem;
    color: var(--primary-color-dark);
    font-weight: 600;
}

h1 { font-size: 1.8rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.2rem; }

a {
    color: var(--primary-color);
    text-decoration: none;
}


/* --- 3. Bottom Navigation Bar --- */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--primary-color);
    display: flex;
    justify-content: space-around;
    box-shadow: 0 -3px 8px var(--shadow-color);
    z-index: 1000;
}
.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 12px 0;
    width: 100%;
    transition: background-color 0.2s;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
}
.nav-item i { font-size: 24px; margin-bottom: 5px; }
.nav-item span { font-size: 16px; font-weight: 500; }
.nav-item.active, .nav-item:active {
    color: var(--white-color);
    background-color: var(--primary-color-dark);
}


/* --- 4. Table Selection Page (index.php) --- */
.tables-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr); /* 2 cột trênมือถือ */
    gap: 15px;
}

.table-box {
    border: 1px solid var(--border-color);
    padding: 20px 10px;
    text-align: center;
    border-radius: 12px;
    background-color: var(--surface-color);
    transition: all 0.2s ease-in-out;
    position: relative;
    overflow: hidden;
}

.table-box h2 {
    color: var(--text-color-primary);
    margin-bottom: 5px;
}

.table-box .status {
    font-size: 0.9em;
    font-weight: 600;
}

.table-box::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 6px;
    transition: background-color 0.3s;
}

.table-box.available .status { color: var(--success-color); }
.table-box.available::before { background-color: var(--success-color); }

.table-box.occupied .status { color: var(--danger-color); }
.table-box.occupied::before { background-color: var(--danger-color); }
.table-box.occupied { background-color: #fef5f5; }


.table-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 15px var(--shadow-color);
    border-color: var(--primary-color);
}


/* --- 5. Order Page (order.php) --- */
.order-layout {
    display: flex;
    flex-direction: column;
}

.menu-selection {
    margin-bottom: 20px;
}

.menu-category h3 {
    background-color: var(--surface-color);
    padding: 12px 15px;
    border-radius: 8px;
    margin-top: 20px;
    margin-bottom: 15px;
    border-left: 5px solid var(--primary-color);
    box-shadow: 0 2px 4px var(--shadow-color);
}

.product-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.product-list {
    display: grid;
    /* ປ່ຽນເປັນ 3 cột ໃນມືຖື */
    grid-template-columns: repeat(3, 1fr);
    gap: 10px; /* ຫຼຸດ gap ລົງເລັກນ້ອຍ */
}
.product-item {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 8px; /* ຫຼຸດຄວາມโค้งมนลง */
    padding: 8px; /* ຫຼຸດ padding ລົງ */
    text-align: center;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.2s ease-in-out;
}
.product-item:hover {
    transform: scale(1.05); /* Effect ຄືເກົ່າ */
    box-shadow: 0 4px 15px var(--shadow-color);
    border-color: var(--primary-color);
}
.product-item img {
    width: 100%;
    height: 70px; /* ຫຼຸດຄວາມສູງຂອງຮູບລົງ */
    object-fit: cover;
    border-radius: 5px;
    margin-bottom: 5px; /* ຫຼຸດຍະຫວ່າງລົງ */
}
.product-item .product-name {
    font-size: 13px; /* ຫຼຸດຂະໜາດ font ລົງ */
    font-weight: 600;
    height: 36px; /* ຫຼຸດຄວາມສູງ (2 บรรทัด) */
    overflow: hidden;
    margin-bottom: 4px;
}
.product-item .product-price {
    color: var(--primary-color-dark);
    font-weight: bold;
    font-size: 14px; /* ຫຼຸດຂະໜາດ font ລົງ */
}
@media (min-width: 768px) {
    /* ... */
    .product-list {
        /* ປ່ຽນເປັນ 4 ຫຼື 5 cột ໃນຈໍໃຫຍ່ */
        grid-template-columns: repeat(4, 1fr); 
    }
}
.current-bill {
    background-color: var(--surface-color);
    padding: 20px;
    border-radius: 12px;
    border-top: 6px solid var(--primary-color);
    box-shadow: 0 4px 12px var(--shadow-color);
}

#bill-items {
    min-height: 100px;
    max-height: 300px;
    overflow-y: auto;
    margin-bottom: 15px;
}
#bill-items .bill-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px dashed var(--border-color);
}
#bill-items p {
    color: var(--text-color-secondary);
    text-align: center;
    padding-top: 30px;
}

.bill-total {
    border-top: 2px solid var(--text-color-primary);
    padding-top: 15px;
    margin-top: 10px;
    display: flex;
    justify-content: space-between;
    font-size: 1.3em;
    font-weight: bold;
}

/* --- 6. Buttons --- */
.button-primary {
    display: inline-block;
    width: 100%;
    padding: 15px;
    background: linear-gradient(45deg, var(--primary-color), var(--primary-color-dark));
    color: var(--white-color);
    border: none;
    border-radius: 12px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(231, 76, 60, 0.4);
    margin-top: 15px;
}

.button-primary:hover, .button-primary:focus {
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(231, 76, 60, 0.5);
}

.button-primary i {
    margin-right: 8px;
}


/* --- 7. Admin Pages (Optional Styling) --- */
.form-container {
    background-color: var(--surface-color);
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 30px;
}
.form-container input, .form-container select, .form-container button {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}
.form-container button {
    background-color: var(--primary-color);
    color: var(--white-color);
    border: none;
    cursor: pointer;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    background-color: var(--surface-color);
    box-shadow: 0 2px 8px var(--shadow-color);
}
.admin-table th, .admin-table td {
    border: 1px solid var(--border-color);
    padding: 12px;
    text-align: left;
}
.admin-table th {
    background-color: #f2f2f2;
}
.admin-table .product-image {
    max-width: 50px;
    max-height: 50px;
    border-radius: 5px;
}


/* --- 8. Responsive (Desktop) --- */
@media (min-width: 768px) {
    .container {
        padding: 30px;
    }

    .tables-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    }

    .order-layout {
        flex-direction: row;
        gap: 30px;
        align-items: flex-start;
    }

    .menu-selection {
        flex: 2;
        margin-bottom: 0;
    }
    
    .current-bill {
        flex: 1;
        position: sticky;
        top: 30px; /* ໃຫ້ບິນເລື່ອນຕາມ */
    }

    .product-list {
        grid-template-columns: repeat(3, 1fr);
    }
}
/* --- 9. Admin Page Enhancements --- */

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap; /* For smaller screens */
}
.admin-header h1 {
    margin-bottom: 0;
}
.button-secondary {
    display: inline-block; /* ເພີ່ມເພື່ອໃຫ້ຄຸນສົມບັດອື່ນເຮັດວຽກຄົບ */
    width: 100%;
    padding: 15px; /* ປັບໃຫ້ເທົ່າກັບ button-primary */
    background-color: var(--surface-color); /* ປ່ຽນເປັນສີພື້ນຂາວ */
    color: var(--text-color-primary);
    border: 1px solid var(--border-color); /* ເພີ່ມຂອບ */
    border-radius: 8px; /* ປັບໃຫ້ເທົ່າກັນ */
    font-size: 16px; /* ປັບໃຫ້ເທົ່າກັນ */
    font-weight: bold; /* ປັບໃຫ້ເທົ່າກັນ */
    cursor: pointer;
    text-align: center;
    text-decoration: none; /* ສຳລັບ <a> tag */
    transition: all 0.2s ease;
}

.button-secondary:hover {
    background-color: #f0f2f5; /* ປ່ຽນສີເມື່ອ hover */
    border-color: #ccc;
    color: var(--text-color-primary);
}

.message-box {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 8px;
    border: 1px solid transparent;
    color: #fff;
}
.message-box.success {
    background-color: var(--success-color);
    border-color: #25a25a;
}
.message-box.error {
    background-color: var(--danger-color);
    border-color: #d64536;
}

.form-group {
    margin-bottom: 15px;
}
.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
}
.current-image-preview img {
    max-width: 100px;
    height: auto;
    border-radius: 8px;
    margin-top: 5px;
    border: 1px solid var(--border-color);
}
.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}
.button-primary,
.button-secondary {
    font-family: 'Phetsarath OT', 'Noto Sans Lao', system-ui, -apple-system, sans-serif;
}

.table-responsive {
    width: 100%;
    overflow-x: auto; /* For responsive table on small screens */
}
.admin-table .action-buttons {
    display: flex;
    gap: 10px;
    align-items: center;
}
.admin-table .action-buttons a {
    padding: 8px 12px;
    border-radius: 8px;
    color: #fff;
    font-size: 14px;
}
.admin-table .btn-edit {
    background-color: var(--warning-color);
}
.admin-table .btn-delete {
    background-color: var(--danger-color);
}
/* --- 5.1 Order Page - Bill Item Enhancements --- */

#bill-items .bill-item {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 10px;
    align-items: center;
    padding: 12px 5px;
    border-bottom: 1px dashed var(--border-color);
}
#bill-items .bill-item:last-child {
    border-bottom: none;
}

.bill-item .item-info {
    display: flex;
    flex-direction: column;
}
.bill-item .item-name {
    font-weight: 600;
    font-size: 15px;
}
.bill-item .item-price {
    font-size: 13px;
    color: var(--text-color-secondary);
}

.bill-item .item-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    background-color: #f0f2f5;
    border-radius: 20px;
    padding: 4px;
}
.bill-item .btn-qty {
    background-color: var(--primary-color);
    color: white;
    border: none;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
}
.bill-item .item-qty {
    font-weight: 600;
    min-width: 20px;
    text-align: center;
}

.bill-item .item-total {
    font-weight: 600;
    text-align: right;
    min-width: 80px;
}
/* --- 9. Modal (Popup) Styling --- */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background-color: var(--surface-color);
    padding: 25px;
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
    margin-bottom: 20px;
}
.modal-header h3 {
    margin: 0;
}
.close-modal-btn {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-color-secondary);
}

.payment-summary .summary-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 1.1em;
}
.payment-summary .summary-row.total {
    font-weight: bold;
    font-size: 1.4em;
    color: var(--primary-color);
    border-top: 2px solid var(--border-color);
    margin-top: 10px;
    padding-top: 10px;
}

.payment-form .form-group {
    margin-bottom: 15px;
}
.payment-form .form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
}
.payment-form .form-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1.1em;
}

.payment-methods {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}
.payment-methods .method {
    flex: 1;
    padding: 15px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
}
.payment-methods .method.selected {
    border-color: var(--primary-color);
    background-color: #fef5f5;
    font-weight: bold;
}
.payment-methods .method i {
    margin-right: 8px;
}
/* --- 10. Report Page Styling --- */

.report-filters {
    margin-bottom: 30px;
}

.filter-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    align-items: flex-end;
}

.report-results {
    background-color: var(--surface-color);
    padding: 20px;
    border-radius: 12px;
    min-height: 200px;
}

/* Placeholder, Loading, and Error states */
.report-results .placeholder,
.report-results .loading-spinner,
.report-results .error-message {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100%;
    min-height: 200px;
    color: var(--text-color-secondary);
    text-align: center;
}
.report-results .placeholder i,
.report-results .loading-spinner i,
.report-results .error-message i {
    font-size: 4em;
    margin-bottom: 15px;
    opacity: 0.5;
}
.report-results .error-message i {
    color: var(--danger-color);
}


/* Styling for Sales Summary Report */
.summary-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}
.summary-card {
    background-color: var(--background-color);
    padding: 20px;
    border-radius: 12px;
    border-left: 5px solid var(--primary-color);
}
.summary-card .card-title {
    font-size: 1em;
    font-weight: 600;
    color: var(--text-color-secondary);
    margin-bottom: 10px;
}
.summary-card .card-value {
    font-size: 2em;
    font-weight: 700;
    color: var(--text-color-primary);
}
.summary-card .card-value.small {
    font-size: 1.5em;
}

.report-table {
    width: 100%;
    margin-top: 20px;
    border-collapse: collapse;
}
.report-table th, .report-table td {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
    text-align: left;
}
.report-table th {
    background-color: #f8f9fa;
}
.report-table td.text-right, .report-table th.text-right {
    text-align: right;
}
/* --- 11. Alert Styling --- */
.alert {
    padding: 15px;
    margin: 20px 0;
    border: 1px solid transparent;
    border-radius: 8px;
}
.alert-danger {
    color: #721c24;
    background-color: #f8d7da;
    border-color: #f5c6cb;
}
.alert-success {
    color: #155724;
    background-color: #d4edda;
    border-color: #c3e6cb;
}
/* --- 12. Stock Management UI Enhancements --- */

.form-container hr {
    margin: 25px 0;
    border: 0;
    border-top: 1px solid var(--border-color);
}
.form-container h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
}
.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}
.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
}
.admin-table .stock-low {
    color: var(--danger-color);
    font-weight: bold;
}
.admin-table .stock-ok {
    color: var(--success-color);
}
.admin-table .stock-none {
    color: var(--text-color-secondary);
}
/* --- 13. Admin Dashboard Styling --- */
.admin-menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 30px;
}
.admin-menu-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 30px;
    background-color: var(--surface-color);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-color-primary);
    text-decoration: none;
    transition: all 0.2s ease-in-out;
}
.admin-menu-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 15px var(--shadow-color);
    border-color: var(--primary-color);
    color: var(--primary-color);
}
.admin-menu-item i {
    font-size: 3em;
    margin-bottom: 15px;
}
.admin-menu-item span {
    font-weight: 600;
}
/* --- 14. Order Item Note Styling --- */
.item-controls .btn-note {
    background: none;
    border: 1px solid var(--warning-color);
    color: var(--warning-color);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
}
.item-controls .btn-remove {
    background: none;
    border: 1px solid var(--danger-color);
    color: var(--danger-color);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-left: 8px; /* ເພີ່ມຍະຫວ່າງ */
}
.item-controls .btn-remove:hover {
    background-color: var(--danger-color);
    color: white;
}
.item-controls .btn-note:hover {
    background-color: var(--warning-color);
    color: white;
}
.item-note {
    font-size: 0.9em;
    color: var(--primary-color);
    margin-top: 5px;
    font-style: italic;
}
.item-note i {
    margin-right: 5px;
}
/* --- 15. Stock Management Page --- */
.report-table .form-control.stock-input {
    width: 100%;
    padding: 8px;
    border-radius: 5px;
    border: 1px solid var(--border-color);
    text-align: right;
}
.report-table .button-stock-add,
.report-table .button-stock-set {
    padding: 8px 12px;
    border: none;
    border-radius: 5px;
    color: white;
    cursor: pointer;
    font-size: 0.9em;
}
.report-table .button-stock-add {
    background-color: var(--success-color);
}
.report-table .button-stock-set {
    background-color: var(--warning-color);
}
/* --- 16. Table Management Modal --- */
.table-selection-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 10px;
    max-height: 300px;
    overflow-y: auto;
    padding: 10px;
    background-color: var(--background-color);
    border-radius: 8px;
    margin-top: 15px;
}
.table-selection-item {
    padding: 15px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    text-align: center;
    cursor: pointer;
    background-color: var(--surface-color);
    transition: all 0.2s ease;
}
.table-selection-item:hover {
    background-color: #f0f2f5;
    border-color: var(--primary-color);
}
.table-selection-item.disabled {
    background-color: #f8f9fa;
    color: #ccc;
    cursor: not-allowed;
    border-color: #eee;
}
.table-selection-item.selected {
    background-color: var(--primary-color);
    color: white;
    font-weight: bold;
    border-color: var(--primary-color-dark);
}
/* --- 17. Action Button Group Styling --- */
.action-button-group {
    display: grid;
    gap: 10px;
    margin-top: 15px;
}
.action-button-group .row-1 {
    display: grid;
    grid-template-columns: 1fr 1fr; /* 2 ປຸ່ມເທິງ */
    gap: 10px;
}
.action-button-group .row-2 {
    display: grid; /* ປຸ່ມຍາວລຸ່ມ */
}
.action-button-group .button-primary,
.action-button-group .button-secondary {
    width: 100%;
    margin-top: 0; /* ເອົາ margin-top ຂອງປຸ່ມອອກ */
}
/* --- 18. User Management Role Badge --- */
.role-badge {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.8em;
    font-weight: bold;
    color: rgb(255, 255, 255);
    background-color: #d64536;
    text-transform: uppercase;
}
.role-badge.role-admin {
    background-color: var(--primary-color);
}
.role-badge.role-manager {
    background-color: var(--warning-color);
}
.role-badge.role-cashier {
    background-color: var(--success-color);
}
/* --- 19. Discount Type Toggle --- */
.discount-input-group {
    display: flex;
    gap: 0;
    align-items: center;
}
.discount-input-group input {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    flex-grow: 1;
}
.discount-type-toggle {
    display: flex;
    border: 1px solid var(--border-color);
    border-left: none;
    border-radius: 8px;
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    overflow: hidden;
}
.discount-type-toggle button {
    background-color: var(--surface-color);
    border: none;
    padding: 12px 15px;
    cursor: pointer;
    color: var(--text-color-secondary);
    font-weight: 500;
}
.discount-type-toggle button.active {
    background-color: var(--primary-color);
    color: white;
}
.item-controls .btn-deposit {
    background: none;
    border: 1px solid #3498db;
    color: #3498db;
    /* ... style ອື່ນໆຄືປຸ່ມ remove/note ... */
}
.swal2-popup {
    font-family: 'Phetsarath OT', 'Noto Sans Lao', system-ui, -apple-system, sans-serif !important;
}

.container {
    padding: 15px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}
/* --- 21. SweetAlert2 Z-Index Fix --- */
/* 
  ບັງຄັບໃຫ້ SweetAlert2 popup (swal2-container) 
  ມີ z-index ສູງກວ່າ Modal ຂອງເຮົາ (ເຊິ່ງມີ z-index: 2000)
  ເພື່ອໃຫ້ແນ່ໃຈວ່າມັນຈະສະແດງຢູ່ເທິງສຸດສະເໝີ.
*/
body.swal2-shown > [aria-hidden="true"] {
    transition: 0.1s filter;
    filter: blur(5px);
}
.swal2-container {
    z-index: 9999 !important;
}
/* --- 22. Product Search Bar --- */
.search-bar-container {
    position: relative;
    margin-bottom: 20px;
}

.search-bar-container .fa-search {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-color-secondary);
    font-size: 1.1em; /* ເພີ່ມຂະໜາດໄອຄອນ */
}

/* ປັບປຸງ Input field ໂດຍກົງ */
#product-search-input {
    width: 100%;
    padding: 12px 20px 12px 45px; /* ເພີ່ມ padding ໃຫ້ກວ້າງຂຶ້ນ */
    border: 2px solid var(--border-color); /* ເຮັດໃຫ້ຂອບໜາຂຶ້ນ */
    border-radius: 30px; /* ເຮັດໃຫ້ເປັນແຄບຊູນ */
    font-size: 1.1em;
    transition: all 0.3s ease;
}
#product-search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.2); /* ເພີ່ມเงาเมื่อ focus */
}
/* --- Language Switcher (Dropdown) --- */
.language-switcher {
    position: fixed;
    top: 15px;
    right: 20px;
    z-index: 1010;
}
.language-switcher-button {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 8px 15px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
.language-switcher-button .fa-caret-down {
    transition: transform 0.3s ease;
}
.language-switcher.open .language-switcher-button .fa-caret-down {
    transform: rotate(180deg);
}

.language-dropdown {
    position: absolute;
    top: 110%;
    right: 0;
    background-color: var(--surface-color);
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
    overflow: hidden;
    min-width: 150px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}
.language-switcher.open .language-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    font-family: 'Phetsarath OT', 'Noto Sans Lao', sans-serif;
}
.language-dropdown a {
    display: block;
    padding: 10px 15px;
    color: var(--text-color-primary);
    text-decoration: none;
    font-family: 'Phetsarath OT', 'Noto Sans Lao', sans-serif;
}
.language-dropdown a:hover {
    background-color: #f0f2f5;
    color: var(--primary-color);
}