/* ===================================================================
   FabricPOS – Billing Screen CSS
=================================================================== */

/* ── Two-panel billing layout ──────────────────────────────────── */
#page-billing {
    padding: 0;
    height: calc(100vh - var(--header-h));
    display: grid;
    grid-template-columns: 1fr 420px;
}

/* ── Left Panel: Product Search ────────────────────────────────── */
.billing-left {
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--border);
    overflow: hidden;
}

.billing-search-bar {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-surface);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.barcode-row {
    display: flex;
    gap: 10px;
    align-items: center;
}

.barcode-input-wrap {
    flex: 1;
    position: relative;
}

.barcode-input {
    width: 100%;
    padding: 10px 14px 10px 44px;
    background: var(--bg-input);
    border: 2px solid var(--amber-600);
    border-radius: var(--radius);
    font-size: 14px;
    color: var(--text-primary);
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.barcode-input:focus {
    border-color: var(--amber-400);
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
}

.barcode-input::placeholder {
    color: var(--text-muted);
}

.barcode-icon {
    position: absolute;
    left: 13px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 20px;
    color: var(--amber-500);
}

.scan-indicator {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 11.5px;
    color: var(--text-muted);
    white-space: nowrap;
}

.scan-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 6px var(--success);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.4;
    }
}

/* ── View Mode Tabs ────────────────────────────────────────────── */
.view-tabs {
    display: flex;
    gap: 4px;
}

.view-tab {
    flex: 1;
    padding: 7px;
    border-radius: 7px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    transition: all var(--transition);
}

.view-tab.active {
    background: rgba(245, 158, 11, 0.15);
    color: var(--amber-300);
    border-color: var(--amber-600);
}

/* ── Search Results / Grid Area ────────────────────────────────── */
.billing-products {
    flex: 1;
    overflow-y: auto;
    padding: 12px;
}

/* Search Results Dropdown-style */
.search-results-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.search-result-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    background: var(--bg-card);
}

.search-result-item:hover {
    border-color: var(--amber-600);
    background: var(--bg-hover);
    transform: translateX(3px);
}

.search-result-item .item-details {
    flex: 1;
}

.search-result-item .item-name {
    font-size: 13.5px;
    font-weight: 600;
}

.search-result-item .item-sku {
    font-size: 11.5px;
    color: var(--text-muted);
}

.search-result-item .item-price {
    font-size: 14px;
    font-weight: 700;
    color: var(--amber-400);
}

.search-result-item .item-stock {
    font-size: 11px;
}

/* ── Image Grid Layout ─────────────────────────────────────────── */
.product-image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 10px;
}

.product-grid-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
}

.product-grid-card:hover {
    border-color: var(--amber-500);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(245, 158, 11, 0.2);
}

.product-grid-card:active {
    transform: translateY(0);
}

.product-grid-card.out-of-stock {
    opacity: 0.5;
    pointer-events: none;
}

.product-grid-img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    background: var(--bg-hover);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
}

.product-grid-body {
    padding: 8px 9px;
}

.product-grid-name {
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.product-grid-price {
    font-size: 13px;
    font-weight: 700;
    color: var(--amber-400);
    margin-top: 2px;
}

.product-grid-stock {
    font-size: 10px;
    color: var(--text-muted);
}

.stock-badge-sm {
    position: absolute;
    top: 6px;
    right: 6px;
    padding: 2px 7px;
    border-radius: 99px;
    font-size: 10px;
    font-weight: 700;
    background: rgba(239, 68, 68, 0.85);
    color: #fff;
}

/* ── Right Panel: Bill ─────────────────────────────────────────── */
.billing-right {
    display: flex;
    flex-direction: column;
    background: var(--bg-surface);
    overflow: hidden;
}

.bill-header {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.bill-title {
    font-size: 15px;
    font-weight: 700;
}

.bill-num {
    font-size: 12px;
    color: var(--amber-400);
    font-weight: 600;
}

/* ─ Customer select ─ */
.bill-customer-row {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 8px;
}

.bill-customer-select {
    flex: 1;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-secondary);
    padding: 6px 10px;
    font-size: 12.5px;
    font-family: inherit;
    outline: none;
}

.bill-customer-select:focus {
    border-color: var(--amber-500);
}

/* ── Bill Items ────────────────────────────────────────────────── */
.bill-items {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
}

.bill-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-muted);
    gap: 10px;
    font-size: 13px;
}

.bill-empty-icon {
    font-size: 40px;
    opacity: 0.3;
}

.bill-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px;
    border-radius: 9px;
    border: 1px solid transparent;
    margin-bottom: 5px;
    background: var(--bg-card);
    transition: border-color var(--transition);
}

.bill-item:hover {
    border-color: var(--border);
}

.bill-item-img {
    width: 38px;
    height: 38px;
    border-radius: 7px;
    background: var(--bg-hover);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
    object-fit: cover;
}

.bill-item-info {
    flex: 1;
    min-width: 0;
}

.bill-item-name {
    font-size: 12.5px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bill-item-unit {
    font-size: 11px;
    color: var(--text-muted);
}

.bill-item-qty {
    display: flex;
    align-items: center;
    gap: 5px;
    flex-shrink: 0;
}

.qty-btn {
    width: 24px;
    height: 24px;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: var(--bg-hover);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    cursor: pointer;
    transition: all var(--transition);
    line-height: 1;
}

.qty-btn:hover {
    border-color: var(--amber-500);
    color: var(--amber-400);
}

.qty-input {
    width: 36px;
    text-align: center;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 600;
    padding: 3px;
    font-family: inherit;
    outline: none;
}

.qty-input:focus {
    border-color: var(--amber-500);
}

.bill-item-total {
    font-size: 13px;
    font-weight: 700;
    color: var(--amber-400);
    flex-shrink: 0;
    min-width: 60px;
    text-align: right;
}

.bill-item-remove {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 16px;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 5px;
    cursor: pointer;
    transition: all var(--transition);
    flex-shrink: 0;
}

.bill-item-remove:hover {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

/* ── Bill Summary ──────────────────────────────────────────────── */
.bill-summary {
    border-top: 1px solid var(--border);
    padding: 12px 14px;
    background: var(--bg-card);
    flex-shrink: 0;
}

.bill-summary-row {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: var(--text-secondary);
    padding: 3px 0;
}

.bill-summary-row.total {
    font-size: 19px;
    font-weight: 800;
    color: var(--text-primary);
    margin-top: 8px;
    padding-top: 10px;
    border-top: 1px solid var(--border);
}

.bill-summary-row.total .amount {
    color: var(--amber-400);
}

.discount-row {
    display: flex;
    gap: 6px;
    align-items: center;
    margin: 8px 0;
}

.discount-row input {
    flex: 1;
    padding: 5px 9px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 7px;
    color: var(--text-primary);
    font-size: 13px;
    font-family: inherit;
    outline: none;
}

.discount-row input:focus {
    border-color: var(--amber-500);
}

.discount-type-btn {
    padding: 5px 11px;
    border-radius: 7px;
    border: 1px solid var(--border);
    background: var(--bg-hover);
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
}

.discount-type-btn.active {
    background: rgba(245, 158, 11, 0.15);
    color: var(--amber-300);
    border-color: var(--amber-500);
}

.gst-toggle-row {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12.5px;
    color: var(--text-secondary);
    margin: 6px 0;
}

/* ── Checkout Button ───────────────────────────────────────────── */
.bill-checkout {
    padding: 12px 14px;
    border-top: 1px solid var(--border);
    flex-shrink: 0;
}

.checkout-btn {
    width: 100%;
    padding: 13px;
    border-radius: var(--radius);
    background: linear-gradient(135deg, var(--success), #059669);
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all var(--transition);
    box-shadow: 0 4px 16px rgba(16, 185, 129, 0.3);
}

.checkout-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 24px rgba(16, 185, 129, 0.45);
}

.checkout-btn:disabled {
    background: var(--bg-hover);
    color: var(--text-muted);
    box-shadow: none;
    cursor: not-allowed;
    transform: none;
}

/* ── Payment Modal ─────────────────────────────────────────────── */
.payment-modes {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 16px;
}

.payment-mode-card {
    border: 2px solid var(--border);
    border-radius: 10px;
    padding: 14px 12px;
    cursor: pointer;
    transition: all var(--transition);
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--bg-input);
}

.payment-mode-card:hover {
    border-color: var(--amber-500);
}

.payment-mode-card.mixed {
    grid-column: 1 / -1;
}

.payment-mode-icon {
    font-size: 24px;
}

.payment-mode-name {
    font-size: 13px;
    font-weight: 600;
}

.payment-input-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: var(--bg-surface);
    border-radius: 10px;
    padding: 14px;
    border: 1px solid var(--border);
}

.payment-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.payment-row label {
    min-width: 60px;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--text-secondary);
}

.payment-balance-row {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    padding: 8px 0;
    border-top: 1px dashed var(--border);
    margin-top: 4px;
}

.balance-ok {
    color: var(--success);
}

.balance-due {
    color: var(--danger);
}

/* ── Toggle Switch ─────────────────────────────────────────────── */
.toggle {
    position: relative;
    width: 36px;
    height: 20px;
    flex-shrink: 0;
}

.toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    inset: 0;
    background: var(--bg-hover);
    border-radius: 99px;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all var(--transition);
}

.toggle-slider::after {
    content: '';
    position: absolute;
    left: 2px;
    top: 2px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--text-muted);
    transition: all var(--transition);
}

.toggle input:checked+.toggle-slider {
    background: rgba(245, 158, 11, 0.3);
    border-color: var(--amber-500);
}

.toggle input:checked+.toggle-slider::after {
    transform: translateX(16px);
    background: var(--amber-500);
}