:root {
  --bg: #f4f5f7; --panel: #ffffff; --ink: #1c2430; --muted: #5d6878; --line: #d9dee6;
  --accent: #0b6e6e; --accent-ink: #ffffff; --danger: #a4262c; --warn-bg: #fff4ce; --ok-bg: #dff6dd;
  --info-bg: #deecf9; --bad-bg: #fde7e9; --neutral-bg: #edeff2;
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.45 "Segoe UI", system-ui, sans-serif; color: var(--ink); background: var(--bg); }
[hidden] { display: none !important; }
header { display: flex; align-items: center; gap: 24px; padding: 0 20px; height: 52px; background: var(--accent); color: var(--accent-ink); }
.brand { font-weight: 600; color: inherit; text-decoration: none; white-space: nowrap; }
nav { display: flex; gap: 4px; flex: 1; overflow-x: auto; }
nav a { color: inherit; text-decoration: none; padding: 6px 12px; border-radius: 4px; opacity: .85; white-space: nowrap; }
nav a.on, nav a:hover { background: rgba(255, 255, 255, .18); opacity: 1; }
.who { display: flex; gap: 12px; align-items: center; white-space: nowrap; }
main { padding: 20px; max-width: 1500px; margin: 0 auto; }
h1 { font-size: 22px; margin: 0 0 16px; }
h2 { font-size: 16px; margin: 0 0 10px; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 18px; }
.narrow { max-width: 420px; margin: 8vh auto; }
label { display: block; font-weight: 600; font-size: 13px; margin: 12px 0 4px; }
input[type=text], input[type=email], input[type=password], input[type=date], input[type=search], textarea {
  width: 100%; padding: 8px 10px; border: 1px solid #9aa4b2; border-radius: 4px; font: inherit; background: #fff; color: var(--ink);
}
textarea { min-height: 70px; resize: vertical; }
input.filled { background: #f0f9f4; border-color: #3d8b5f; }
button { font: inherit; padding: 8px 16px; border-radius: 4px; border: 1px solid #9aa4b2; background: #fff; color: var(--ink); cursor: pointer; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }
button.danger { color: var(--danger); border-color: var(--danger); }
button.link { border: 0; background: none; color: inherit; text-decoration: underline; padding: 0; }
button:disabled { opacity: .55; cursor: default; }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.msg { padding: 9px 12px; border-radius: 4px; margin: 12px 0; }
.msg.err { background: var(--bad-bg); color: #6b1418; }
.msg.warn { background: var(--warn-bg); }
.msg.ok { background: var(--ok-bg); }
.msg.info { background: var(--info-bg); }
.muted { color: var(--muted); font-size: 13px; }
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); padding: 8px 10px; border-bottom: 1px solid var(--line); }
td { padding: 10px; border-bottom: 1px solid var(--line); }
tbody tr { cursor: pointer; }
tbody tr:hover { background: #f7f9fb; }
td.num { text-align: right; font-variant-numeric: tabular-nums; }
.pill { display: inline-block; padding: 2px 10px; border-radius: 12px; font-size: 12.5px; font-weight: 600; background: var(--neutral-bg); white-space: nowrap; }
.pill.Pending { background: var(--warn-bg); } .pill.Reviewed { background: var(--info-bg); }
.pill.Processed { background: var(--ok-bg); } .pill.Returned, .pill.Void { background: var(--bad-bg); }
.drop { border: 2px dashed #9aa4b2; border-radius: 8px; padding: 16px; text-align: center; background: #fafbfc; cursor: pointer; }
.drop.over { border-color: var(--accent); background: #eef7f7; }
.drop strong { display: block; }
.filelist { list-style: none; padding: 0; margin: 8px 0 0; }
.filelist li { display: flex; justify-content: space-between; gap: 10px; padding: 5px 8px; border: 1px solid var(--line); border-radius: 4px; margin-top: 4px; background: #fff; font-size: 14px; }
.filelist li span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.split { display: grid; grid-template-columns: minmax(320px, 420px) 1fr; gap: 16px; align-items: start; }
.viewer { position: sticky; top: 12px; }
.tabs { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 8px; }
.tabs button { padding: 5px 10px; font-size: 13px; max-width: 240px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tabs button.on { background: var(--accent); color: #fff; border-color: var(--accent); }
.tabs .sec { font-size: 12px; font-weight: 600; color: var(--muted); align-self: center; margin: 0 4px 0 8px; text-transform: uppercase; }
.frame { width: 100%; height: calc(100vh - 170px); min-height: 480px; border: 1px solid var(--line); border-radius: 6px; background: #fff; }
img.frame { object-fit: contain; }
dl { display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; margin: 0; }
dt { color: var(--muted); font-size: 13px; } dd { margin: 0; }
.audit { list-style: none; padding: 0; margin: 0; font-size: 13.5px; }
.audit li { padding: 6px 0; border-bottom: 1px solid var(--line); }
.stack > * + * { margin-top: 16px; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } .grid2 { grid-template-columns: 1fr; } .viewer { position: static; } }
.dec { display: inline-block; padding: 1px 8px; border-radius: 10px; font-size: 12px; font-weight: 600; white-space: nowrap; }
.dec.ok { background: var(--ok-bg); } .dec.bad { background: var(--bad-bg); color: #6b1418; } .dec.todo { background: var(--neutral-bg); color: var(--muted); }
tr.attn > td { background: #fffbe6; }
tr.flag > td { background: #fff1f2; }
tr.sel > td { background: #e3f2f2 !important; }
tr.sub { cursor: default; } tr.sub:hover { background: none; }
tr.sub > td { padding-top: 0; font-size: 13px; color: #6b4a00; border-bottom: 1px solid var(--line); }
td button { padding: 4px 10px; font-size: 13px; }
.invhist { margin: 0 0 8px; font-size: 13.5px; }
.invhist summary { cursor: pointer; font-weight: 600; color: var(--muted); }
.invlist { display: flex; flex-direction: column; gap: 8px; }
.inv { border: 1px solid var(--line); border-radius: 6px; padding: 10px 12px; cursor: pointer; background: #fff; }
.inv:hover { border-color: #9aa4b2; }
.inv.attn { background: #fffbe6; border-color: #e6cf73; }
.inv.flag { background: #fff1f2; border-color: #e7a6ab; }
.inv.sel { outline: 2px solid var(--accent); outline-offset: -1px; }
.inv-top { display: flex; gap: 10px; align-items: flex-start; }
.inv-idx { color: var(--muted); font-weight: 600; min-width: 1.4em; }
.inv-main { flex: 1; min-width: 0; overflow-wrap: anywhere; }
.inv-amt { font-weight: 600; font-variant-numeric: tabular-nums; white-space: nowrap; }
.inv-decs { margin-top: 4px; display: flex; flex-wrap: wrap; gap: 4px 6px; align-items: center; font-size: 12.5px; }
.inv-btns { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; padding-left: calc(1.4em + 10px); }
.inv-btns button { padding: 5px 12px; font-size: 13px; }
.inv-note { margin-top: 6px; padding-left: calc(1.4em + 10px); font-size: 13px; color: #6b4a00; }
.inv-back { margin-top: 8px; padding-left: calc(1.4em + 10px); cursor: default; }
.split > * { min-width: 0; }