:root {
  --bg: #f5f6f8; --surface: #ffffff; --surface-2: #f0f2f5; --border: #d9dde3; --text: #1b2430; --muted: #5b6573;
  --brand: #26417e; --accent: #1f4e79; --accent-ink: #ffffff; --accent-soft: #e3edf7; --focus: #2b7bd6;
  --open: #2563a8; --progress: #a15c07; --auditor: #6b3fa0; --closed: #2e7d4f; --draft: #6b7280; --withdrawn: #8a8f98;
  --danger: #b42318; --danger-soft: #fdecea; --warn: #9a6700; --warn-soft: #fff4d6; --ok-soft: #e7f5ec; --internal: #fff7e0;
  --radius: 8px; --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .08);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #11151b; --surface: #1a2029; --surface-2: #222a35; --border: #333d4a; --text: #e6e9ee; --muted: #9aa4b2;
    --brand: #26417e; --accent: #6aa5e0; --accent-ink: #0d1520; --accent-soft: #1e3248; --focus: #8cc0f5;
    --open: #6aa5e0; --progress: #e0a347; --auditor: #b48ce6; --closed: #5cc28a; --draft: #9aa4b2; --withdrawn: #7d8591;
    --danger: #f2877d; --danger-soft: #3a1e1c; --warn: #e8c063; --warn-soft: #3a3016; --ok-soft: #173326; --internal: #3a3016;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--text); font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); }
h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 16px; margin: 0 0 12px; }
h3 { font-size: 14px; margin: 0 0 8px; }
p { margin: 0 0 8px; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.skip { position: absolute; left: -999px; top: 0; background: var(--accent); color: var(--accent-ink); padding: 8px; z-index: 10; }
.skip:focus { left: 8px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px; }
.nowrap { white-space: nowrap; }
.right { text-align: right; }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.stack > * + * { margin-top: 12px; }
.grow { flex: 1; }
.hidden { display: none !important; }

.topbar { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: 16px; padding: 8px 20px; background: var(--brand); color: #ffffff; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; color: var(--text); text-decoration: none; }
/* The header band is brand blue (RGB 38, 65, 126) in both themes, with the logo and links in white. */
.logo { display: inline-grid; place-items: center; height: 40px; }
.logo img { display: block; height: 34px; width: auto; }
/* Audit-area picker: buttons for the standard areas, chosen ones as removable chips. */
.areas-picker { border: 0; padding: 0; margin: 8px 0 12px; min-width: 0; }
.areas-picker legend { font-weight: 600; margin-bottom: 6px; padding: 0; }
.area-options { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.area-option { font-weight: 500; font-size: 13px; padding: 5px 10px; border-radius: 999px; background: var(--surface-2); }
.area-option:hover { background: var(--accent-soft); }
.area-box { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; min-height: 46px; padding: 8px; border: 1px dashed var(--border); border-radius: 6px; background: var(--surface); }
.chip.area-chip { background: var(--accent-soft); border-color: var(--accent); padding: 3px 4px 3px 10px; }
.chip-x { border: 0; background: transparent; padding: 0 6px; font-size: 16px; line-height: 1; color: var(--muted); border-radius: 999px; }
.chip-x:hover { color: var(--danger); background: var(--surface); }
#nav { display: flex; gap: 4px; flex-wrap: wrap; }
#nav a { padding: 6px 10px; border-radius: 6px; color: rgba(255, 255, 255, .82); text-decoration: none; font-weight: 500; }
#nav a.active, #nav a:hover { background: rgba(255, 255, 255, .16); color: #ffffff; }
.search { flex: 1; min-width: 180px; max-width: 360px; }
.search input { width: 100%; background: rgba(255, 255, 255, .12); border-color: rgba(255, 255, 255, .3); color: #ffffff; }
.search input::placeholder { color: rgba(255, 255, 255, .7); }
.topbar :focus-visible { outline-color: #ffffff; }
.topbar .me a, .topbar .me button.link { color: #ffffff; }
.me { display: flex; gap: 12px; align-items: center; margin-left: auto; }
.me a { text-decoration: none; }
.count { display: inline-block; min-width: 18px; padding: 0 5px; border-radius: 9px; background: var(--danger); color: #fff; font-size: 11px; text-align: center; }

main { max-width: 1240px; margin: 0 auto; padding: 20px; }
main:focus { outline: none; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; box-shadow: var(--shadow); }
.card + .card { margin-top: 16px; }
.grid2 { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: 16px; align-items: start; }
.grid3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; align-items: start; }
@media (max-width: 900px) { .grid2, .grid3 { grid-template-columns: 1fr; } }

.metrics { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; margin: 16px 0; }
@media (max-width: 760px) { .metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.metric { display: block; text-decoration: none; color: var(--text); background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--shadow); border-top: 4px solid var(--border); }
.metric:hover { border-color: var(--accent); }
.metric .n { font-size: 30px; font-weight: 700; line-height: 1.1; font-variant-numeric: tabular-nums; }
.metric .l { color: var(--muted); font-weight: 500; }
.metric.total { border-top-color: var(--accent); }
.metric.s-open { border-top-color: var(--open); }
.metric.s-progress { border-top-color: var(--progress); }
.metric.s-auditor { border-top-color: var(--auditor); }
.metric.s-closed { border-top-color: var(--closed); }
.chips { display: flex; gap: 8px; flex-wrap: wrap; }
.chip { display: inline-flex; gap: 6px; align-items: center; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--border); background: var(--surface); color: var(--text); text-decoration: none; font-size: 13px; }
.chip.warn { border-color: var(--warn); background: var(--warn-soft); }
.chip.danger { border-color: var(--danger); background: var(--danger-soft); }

.badge { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 12px; font-weight: 600; white-space: nowrap; border: 1px solid currentColor; }
.st-Open { color: var(--open); }
.st-In-progress { color: var(--progress); }
.st-With-auditor { color: var(--auditor); }
.st-Closed { color: var(--closed); }
.st-Draft { color: var(--draft); }
.st-Withdrawn { color: var(--withdrawn); }
.flag { display: inline-block; padding: 1px 6px; border-radius: 4px; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .02em; }
.flag.blocked { background: var(--danger-soft); color: var(--danger); }
.flag.overdue { background: var(--warn-soft); color: var(--warn); }
.flag.internal { background: var(--internal); color: var(--warn); }
.state-Available, .state-Accepted, .state-Resolved { color: var(--closed); }
.state-Scanning, .state-Uploading, .state-Unreviewed, .state-Awaiting-auditor, .state-Awaiting-client-confirmation { color: var(--progress); }
.state-Rejected, .state-Changes-required, .state-Withdrawn { color: var(--danger); }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 12px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .03em; background: var(--surface-2); position: sticky; top: 0; }
th button { all: unset; cursor: pointer; }
tbody tr:hover { background: var(--surface-2); }
tr.clickable { cursor: pointer; }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
.table-wrap table td:first-child, .table-wrap table th:first-child { padding-left: 14px; }

label { display: block; font-weight: 600; margin-bottom: 4px; }
.field { margin-bottom: 12px; }
.field .hint { font-weight: 400; color: var(--muted); font-size: 12px; }
input, select, textarea { font: inherit; color: var(--text); background: var(--surface); border: 1px solid var(--border); border-radius: 6px; padding: 7px 10px; max-width: 100%; }
input[type=checkbox] { width: auto; }
textarea { width: 100%; min-height: 110px; resize: vertical; }
input:not([type=checkbox]):not([type=file]), select { width: 100%; }
.inline input, .inline select { width: auto; }
.filters { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; align-items: end; }
.filters label { font-size: 12px; color: var(--muted); }
.check { display: flex; gap: 8px; align-items: center; font-weight: 500; }

button, .btn { font: inherit; font-weight: 600; cursor: pointer; border-radius: 6px; padding: 7px 14px; border: 1px solid var(--border); background: var(--surface); color: var(--text); text-decoration: none; display: inline-block; }
button:hover, .btn:hover { border-color: var(--accent); }
button.primary, .btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
button.danger { color: var(--danger); border-color: var(--danger); }
button.link { border: 0; background: none; padding: 0; color: var(--accent); font-weight: 500; }
button:disabled { opacity: .5; cursor: not-allowed; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }

.qhead { display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; flex-wrap: wrap; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 12px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.question { white-space: pre-wrap; background: var(--surface-2); padding: 12px; border-radius: 6px; }
.req { list-style: none; padding: 0; margin: 8px 0 0; }
.req li { display: flex; gap: 8px; align-items: baseline; padding: 6px 0; border-bottom: 1px dashed var(--border); flex-wrap: wrap; }
.next { padding: 10px 12px; border-radius: 6px; background: var(--accent-soft); }
.blocker { padding: 10px 12px; border-radius: 6px; background: var(--danger-soft); border: 1px solid var(--danger); }
.saved { font-size: 12px; color: var(--muted); }
.timeline { list-style: none; padding: 0; margin: 0; }
.timeline li { padding: 8px 0 8px 14px; border-left: 2px solid var(--border); position: relative; }
.timeline li::before { content: ""; position: absolute; left: -5px; top: 14px; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
.msg { padding: 8px 10px; border-radius: 6px; background: var(--surface-2); margin-top: 8px; }
.msg.internal { background: var(--internal); border-left: 3px solid var(--warn); }
.msg .who { font-size: 12px; color: var(--muted); }
.clar { border: 1px solid var(--border); border-radius: 6px; padding: 12px; margin-top: 10px; }
.clar.blocking { border-left: 4px solid var(--danger); }
.doc { border: 1px solid var(--border); border-radius: 6px; padding: 10px 12px; margin-top: 8px; }
.ver { display: flex; gap: 10px; flex-wrap: wrap; align-items: baseline; padding: 4px 0; font-size: 13px; }
details > summary { cursor: pointer; font-weight: 600; }
.tree { list-style: none; padding-left: 16px; margin: 4px 0; }
.tree > li { margin: 4px 0; }
.folder { font-weight: 600; }

.login { max-width: 420px; margin: 8vh auto; }
.notice { padding: 10px 12px; border-radius: 6px; background: var(--warn-soft); border: 1px solid var(--warn); }
.notice.ok { background: var(--ok-soft); border-color: var(--closed); }
.notice.err { background: var(--danger-soft); border-color: var(--danger); }
#toast { position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%); max-width: min(560px, 92vw); z-index: 20; }
#toast .t { margin-top: 8px; padding: 10px 14px; border-radius: 6px; background: var(--text); color: var(--bg); box-shadow: var(--shadow); }
#toast .t.err { background: var(--danger); color: #fff; }
.pager { display: flex; gap: 8px; align-items: center; justify-content: flex-end; margin-top: 10px; }
.empty { padding: 16px; color: var(--muted); text-align: center; }
dialog { border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); color: var(--text); max-width: min(560px, 94vw); width: 100%; padding: 20px; }
dialog::backdrop { background: rgba(0, 0, 0, .35); }
select.inline, input.inline { width: auto; }
@media (max-width: 760px) {
  .topbar { position: static; padding: 8px 16px; }
  main { padding: 16px; }
  .me { margin-left: 0; }
}