.billing-workspace { width:100%; }
.billing-heading { display:flex; justify-content:space-between; align-items:end; gap:20px; margin-bottom:20px; }
.billing-heading h1 { margin:2px 0 0; font-size:28px; line-height:1.2; }
.billing-eyebrow { color:var(--success); font-size:10px; font-weight:750; text-transform:uppercase; }
.billing-heading-actions { display:flex; gap:8px; flex-wrap:wrap; justify-content:flex-end; }
.billing-heading-actions button { white-space:nowrap; }
.billing-generate-menu { position:relative; }
.billing-generate-menu summary { display:flex; align-items:center; min-height:38px; list-style:none; cursor:pointer; white-space:nowrap; }
.billing-generate-menu summary::-webkit-details-marker { display:none; }
.billing-generate-menu > div { position:absolute; z-index:20; right:0; top:calc(100% + 5px); width:190px; padding:5px; border:1px solid var(--line); border-radius:7px; background:#fff; box-shadow:var(--shadow-medium); }
.billing-generate-menu > div button { width:100%; padding:9px 10px; border:0; border-radius:5px; background:none; color:var(--label); font:inherit; font-size:11px; text-align:left; cursor:pointer; }
.billing-generate-menu > div button:hover { background:var(--fill); }
.billing-period-bar { display:flex; align-items:center; justify-content:space-between; gap:12px; margin-bottom:15px; }
.billing-period-bar > span { color:var(--secondary-label); font-size:11px; }
.billing-month-picker { display:flex; align-items:center; gap:5px; }
.billing-month-picker button,.billing-dialog-close { display:grid; place-items:center; width:36px; height:36px; padding:0; border:1px solid var(--line); border-radius:7px; background:#fff; color:var(--label); font-size:20px; cursor:pointer; }
.billing-month-picker button:hover,.billing-dialog-close:hover { background:var(--fill); }
.billing-month-picker input { min-height:36px; padding:5px 8px; border:1px solid var(--line); border-radius:7px; background:#fff; color:var(--label); font:inherit; font-size:12px; }
.billing-stats { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); overflow:hidden; margin-bottom:20px; border:1px solid var(--line); border-radius:8px; background:var(--line); gap:1px; }
.billing-stat { min-width:0; padding:15px 17px; background:#fff; }
.billing-stat span { display:block; color:var(--secondary-label); font-size:11px; }
.billing-stat strong { display:block; margin-top:5px; font-size:21px; line-height:1.2; overflow-wrap:anywhere; }
.billing-stat small { display:block; margin-top:4px; color:var(--tertiary-label); font-size:10px; }
.billing-stat.overdue strong { color:var(--danger); }
.billing-list-heading { display:flex; align-items:center; justify-content:space-between; gap:15px; margin-bottom:11px; }
.billing-tabs { display:flex; align-items:center; gap:4px; padding:3px; border-radius:7px; background:var(--fill); }
.billing-tabs button { min-height:34px; padding:6px 12px; border:0; border-radius:5px; background:transparent; color:var(--secondary-label); font:inherit; font-size:12px; font-weight:650; cursor:pointer; }
.billing-tabs button[aria-selected=true] { background:#fff; color:var(--label); box-shadow:var(--shadow-small); }
.billing-filters { display:flex; align-items:center; gap:7px; min-width:0; }
.billing-filters input,.billing-filters select { min-height:38px; padding:7px 10px; border:1px solid var(--line); border-radius:7px; background:#fff; color:var(--label); font:inherit; font-size:12px; }
.billing-filters input { width:min(260px,28vw); }
.billing-filters select { max-width:170px; }
.billing-filters button { min-width:38px; padding:7px 10px; font-size:18px; }
.billing-table-shell { min-height:260px; overflow-x:auto; border:1px solid var(--line); border-radius:8px; background:#fff; }
.billing-table { width:100%; border-collapse:collapse; table-layout:fixed; }
.billing-table th { position:sticky; top:0; z-index:1; padding:11px 13px; border-bottom:1px solid var(--line); background:#f7f7f9; color:var(--secondary-label); font-size:10px; font-weight:700; text-align:left; text-transform:uppercase; }
.billing-table td { height:62px; padding:9px 13px; border-bottom:1px solid #ededf0; color:#3a3a3c; font-size:12px; vertical-align:middle; overflow:hidden; text-overflow:ellipsis; }
.billing-table tbody tr:last-child td { border-bottom:0; }
.billing-table tbody tr { cursor:pointer; }
.billing-table tbody tr:hover { background:#f6f9fd; }
.billing-table tbody tr.billing-source-row { cursor:default; }
.billing-table th:first-child { width:32%; }
.billing-table th:last-child { width:12%; }
.billing-table.billing-contract-table { min-width:940px; }
.billing-table.billing-contract-table th:first-child { width:25%; }
.billing-table.billing-contract-table th:last-child { width:10%; }
.billing-name { display:grid; gap:3px; min-width:0; }
.billing-name strong { overflow:hidden; text-overflow:ellipsis; white-space:nowrap; color:var(--label); font-size:12px; }
.billing-name small { overflow:hidden; text-overflow:ellipsis; white-space:nowrap; color:var(--secondary-label); font-size:10px; }
.billing-amount { font-variant-numeric:tabular-nums; font-weight:650; white-space:nowrap; }
.billing-status { display:inline-flex; align-items:center; padding:5px 8px; border-radius:5px; background:#eef2f8; color:#485c74; font-size:10px; font-weight:700; white-space:nowrap; }
.billing-status.paid,.billing-status.linked { background:#eaf7ed; color:#207837; }
.billing-status.overdue,.billing-status.unlinked { background:#fff0f1; color:#bf2432; }
.billing-status.partial,.billing-status.due { background:#fff6e7; color:#946413; }
.billing-empty { min-height:258px; display:grid; place-items:center; align-content:center; gap:6px; padding:25px; color:var(--secondary-label); text-align:center; font-size:12px; }
.billing-empty strong { color:var(--label); font-size:14px; }
.billing-table-footer { display:flex; justify-content:space-between; gap:12px; padding:12px 2px; color:var(--secondary-label); font-size:11px; }
.billing-loading { padding:70px 20px; color:var(--secondary-label); text-align:center; }
.billing-dialog { width:min(760px,calc(100vw - 24px)); max-height:calc(100dvh - 24px); padding:0; overflow:hidden; border:1px solid var(--line); border-radius:10px; background:#fff; color:var(--label); box-shadow:var(--shadow-large); }
.billing-dialog::backdrop { background:rgba(20,20,25,.38); backdrop-filter:blur(3px); }
.billing-dialog form { display:flex; flex-direction:column; max-height:calc(100dvh - 26px); }
.billing-dialog header { display:flex; align-items:center; justify-content:space-between; gap:12px; min-height:67px; padding:13px 20px; border-bottom:1px solid var(--line); }
.billing-dialog header span { color:var(--success); font-size:10px; font-weight:700; text-transform:uppercase; }
.billing-dialog h2 { margin:3px 0 0; font-size:21px; }
.billing-dialog-body { flex:1; min-height:0; overflow-y:auto; padding:20px; }
.billing-form-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:15px; }
.billing-form-grid label,.billing-payment-fields label { display:grid; gap:6px; min-width:0; color:#44444a; font-size:11px; font-weight:650; }
.billing-form-grid .wide { grid-column:1/-1; }
.billing-form-grid input,.billing-form-grid select,.billing-form-grid textarea,.billing-payment-fields input { width:100%; min-height:40px; padding:9px 10px; border:1px solid var(--line); border-radius:7px; background:#fff; color:var(--label); font:inherit; font-size:13px; }
.billing-form-grid textarea { resize:vertical; }
.billing-dialog footer { display:flex; align-items:center; justify-content:space-between; gap:10px; min-height:66px; padding:12px 20px; border-top:1px solid var(--line); background:#fafafa; }
.billing-dialog footer > div { display:flex; gap:8px; margin-left:auto; }
.billing-dialog footer span { color:var(--secondary-label); font-size:10px; }
.billing-source { margin-top:20px; padding:12px 14px; border:1px solid var(--line); border-radius:7px; background:#fafafa; font-size:11px; }
.billing-source strong { display:block; margin-bottom:6px; }
.billing-source p { margin:4px 0; color:var(--secondary-label); }
.billing-contract-documents { margin-top:20px; padding-top:17px; border-top:1px solid var(--line); }
.billing-contract-documents-heading { display:flex; align-items:center; justify-content:space-between; gap:10px; margin-bottom:10px; }
.billing-contract-documents h3 { margin:0; font-size:13px; }
.billing-contract-documents-heading span { color:var(--secondary-label); font-size:11px; }
.billing-contract-dropzone { position:relative; display:grid; gap:4px; justify-items:center; padding:18px 12px; border:1px dashed #aab9cb; border-radius:7px; background:#f7fafe; color:var(--label); font-size:12px; font-weight:600; text-align:center; cursor:pointer; }
.billing-contract-dropzone:hover,.billing-contract-dropzone.is-dragging,.billing-contract-dropzone:focus-visible { border-color:#006edb; background:#edf5ff; outline:none; }
.billing-contract-dropzone.is-disabled { opacity:.55; cursor:not-allowed; }
.billing-contract-dropzone input { position:absolute; width:1px; height:1px; opacity:0; pointer-events:none; }
.billing-contract-dropzone small { color:var(--secondary-label); font-size:10px; font-weight:400; }
.billing-contract-documents-list { display:grid; margin-top:8px; }
.billing-contract-document { display:flex; align-items:center; gap:10px; min-width:0; padding:8px 2px; border-bottom:1px solid var(--line); font-size:11px; }
.billing-contract-document:last-child { border-bottom:0; }
.billing-contract-document > span { min-width:0; flex:1; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.billing-contract-document small { color:var(--secondary-label); white-space:nowrap; }
.billing-contract-document button { border:0; background:none; color:#006edb; font:inherit; font-weight:650; cursor:pointer; }
.billing-contract-document button:last-child { color:var(--danger); }
.billing-payments { margin-top:21px; padding-top:16px; border-top:1px solid var(--line); }
.billing-payments-heading { display:flex; align-items:center; justify-content:space-between; gap:10px; }
.billing-payments h3 { margin:0 0 10px; font-size:14px; }
.billing-payments-heading span { color:var(--secondary-label); font-size:11px; }
.billing-payment-row { display:flex; align-items:center; gap:8px; padding:10px 0; border-bottom:1px solid var(--line); font-size:11px; }
.billing-payment-row strong { margin-right:auto; }
.billing-payment-row span { color:var(--secondary-label); }
.billing-payment-row button { border:0; background:none; color:var(--danger); cursor:pointer; font:inherit; font-size:11px; }
.billing-payment-fields { display:grid; grid-template-columns:1fr 1fr 1fr auto; align-items:end; gap:8px; margin-top:12px; }
.billing-payment-fields button { min-height:40px; }
.billing-danger-button { padding:8px 10px; border:0; background:none; color:var(--danger); font:inherit; font-size:11px; font-weight:650; cursor:pointer; }
@media(max-width:1050px) { .billing-heading { align-items:start; } .billing-heading-actions { max-width:440px; } .billing-table { min-width:810px; } }
@media(max-width:760px) { .billing-heading,.billing-list-heading,.billing-period-bar { align-items:stretch; flex-direction:column; } .billing-heading-actions { max-width:none; justify-content:flex-start; } .billing-stats { grid-template-columns:repeat(2,minmax(0,1fr)); } .billing-filters { flex-wrap:wrap; } .billing-filters input { flex:1; width:auto; min-width:130px; } .billing-period-bar > span { display:none; } .billing-form-grid { grid-template-columns:1fr; } .billing-form-grid .wide { grid-column:1; } .billing-payment-fields { grid-template-columns:repeat(2,minmax(0,1fr)); } .billing-payment-fields button { grid-column:1/-1; } }
@media(max-width:480px) { .billing-stats { grid-template-columns:1fr 1fr; } .billing-stat { padding:12px; } .billing-stat strong { font-size:17px; } .billing-dialog footer { flex-wrap:wrap; } .billing-dialog footer > div { width:100%; justify-content:flex-end; } }