:root {
  --bg: #f7f8fa;
  --panel: #ffffff;
  --ink: #1a2230;
  --muted: #6b7688;
  --line: #e2e6ec;
  --accent: #2b5cff;
  --direct: #1f9d55;
  --transverse: #b8860b;
  --not_ours: #8a94a6;
  --ambiguous: #d1451b;
  --warn: #d1451b;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font: 14px/1.5 -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  padding: 12px 20px;
  display: flex;
  align-items: baseline;
  gap: 14px;
}
.topbar .brand { font-weight: 700; letter-spacing: .2px; }
.topbar .sub { color: var(--muted); font-size: 13px; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 20px; }
.wrap.wide { max-width: 1720px; }  /* the review page needs room: table + source panel */

.stats {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 16px;
  margin-bottom: 16px;
}
.stats .stat { font-size: 13px; color: var(--muted); }
.stats .stat b { color: var(--ink); font-size: 15px; }
.stats .warn b { color: var(--warn); }

table { width: 100%; border-collapse: collapse; background: var(--panel);
  border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
th, td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--line); }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .4px; color: var(--muted); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: #fafbfe; }
tr.row-click { cursor: pointer; }
tr.row-click:hover td { background: #f2f6ff; }
.conf { font-variant-numeric: tabular-nums; font-weight: 600; }
.conf.low { color: var(--warn); }
.ref { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--muted); }
.req-text { max-width: 520px; }
.flags { color: var(--warn); font-size: 12px; }

.chip {
  display: inline-block; padding: 1px 8px; border-radius: 999px;
  font-size: 12px; font-weight: 600; color: #fff;
}
.chip.direct { background: var(--direct); }
.chip.transverse { background: var(--transverse); }
.chip.not_ours { background: var(--not_ours); }
.chip.ambiguous { background: var(--ambiguous); }

.iconbtn {
  cursor: pointer; border: 1px solid var(--line); background: #fff;
  border-radius: 6px; padding: 2px 8px; font-size: 13px;
}
.iconbtn:hover { border-color: var(--accent); }

/* two-column review: table + panels left, source preview right */
.review-cols { display: grid; grid-template-columns: minmax(0, 1fr) 460px; gap: 16px; }
.review-aside { min-width: 0; }
.review-aside #detail { position: sticky; top: 16px; max-height: calc(100vh - 32px);
  overflow-y: auto; scrollbar-gutter: stable; }
@media (max-width: 1100px) {
  .review-cols { grid-template-columns: 1fr; }
  .review-aside #detail { position: static; max-height: none; }
}

#detail {
  min-height: 48px;
  border: 1px dashed var(--line); border-radius: 8px;
  padding: 14px 16px; background: var(--panel); color: var(--muted);
}

/* the source panel's pdf viewer (our ~150-line viewer over vendored pdf.js) */
.pdfbox { margin-top: 12px; border: 1px solid var(--line); border-radius: 8px;
  overflow: hidden; background: #525659; }
.pdfbar { display: flex; gap: 8px; align-items: center; padding: 6px 10px;
  background: var(--panel); border-bottom: 1px solid var(--line); font-size: 13px; }
.pdfbar button { border: 1px solid var(--line); background: #fff; border-radius: 6px;
  padding: 2px 10px; cursor: pointer; }
.pdfbar .pageinfo { color: var(--muted); }
.pdfpage { position: relative; margin: 0 auto; }
.pdfpage canvas { display: block; }
.textlayer { position: absolute; inset: 0; overflow: hidden;
  line-height: 1; opacity: 0.25; }
.textlayer span { position: absolute; color: transparent;
  transform-origin: 0 0; white-space: pre; }
.textlayer span.hl { background: #ffd54a; color: transparent; border-radius: 2px; }
.chunk-context { margin-top: 12px; padding: 10px 12px; background: #fff;
  border: 1px solid var(--line); border-radius: 8px; color: var(--ink);
  font-size: 13px; max-height: 40vh; overflow-y: auto; white-space: pre-wrap; }
.chunk-context mark { background: #ffd54a; padding: 0 2px; border-radius: 2px; }
.source .ref { color: var(--ink); font-weight: 600; }
.source .loc { color: var(--muted); font-size: 13px; margin-left: 8px; }
.source blockquote {
  margin: 8px 0 12px; padding: 8px 12px;
  border-left: 3px solid var(--accent); background: #f4f7ff; color: var(--ink);
}
.source.empty { color: var(--muted); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }
.actions form { display: flex; gap: 6px; margin: 0; }
.actions button, .edit-block button {
  border: 1px solid var(--line); background: #fff; border-radius: 6px;
  padding: 4px 12px; font-size: 13px; color: var(--ink); cursor: pointer;
}
.actions button.ok { border-color: var(--direct); color: var(--direct); }
.actions button.ok:hover { background: var(--direct); color: #fff; }
.actions button.danger { border-color: var(--warn); color: var(--warn); }
.actions button.danger:hover { background: var(--warn); color: #fff; }
.actions input[type="text"] {
  border: 1px solid var(--line); border-radius: 6px; padding: 4px 8px;
  font-size: 13px; width: 220px;
}
.suggestion {
  margin-top: 12px; padding: 10px 12px; border: 1px solid #e6d9a8;
  background: #fdfaf0; border-radius: 8px;
}
.sughead { font-size: 13px; font-weight: 600; }
.sugtext { margin: 8px 0; padding: 6px 10px; border-left: 3px solid #c9a227;
  background: #fff; color: var(--ink); }
.stats .skips b { color: var(--warn); }

.edit-block { margin-top: 10px; }
.edit-block summary { cursor: pointer; color: var(--accent); font-size: 13px; }
.edit-block textarea {
  width: 100%; margin: 8px 0; border: 1px solid var(--line); border-radius: 6px;
  padding: 8px; font: inherit;
}

/* conflicts & questions panels */
.panel { margin-top: 24px; }
.panel h3 { margin: 0 0 10px; }
.panel .count { font-size: 13px; color: var(--muted); font-weight: 400; margin-left: 8px; }
.panel article {
  background: var(--panel); border: 1px solid var(--line); border-radius: 8px;
  padding: 12px 16px; margin-bottom: 10px;
}
.pair { display: flex; gap: 12px; align-items: center; }
.pair .side { flex: 1; }
.pair .vs { flex: 0 0 auto; }
.why { color: var(--muted); font-size: 13px; margin: 8px 0 0; }
.qtext { margin: 0; }
.cardbar { display: flex; gap: 8px; align-items: center; margin-top: 10px; flex-wrap: wrap; }
.cardbar form { display: flex; gap: 6px; margin: 0; }
.cardbar input[type="text"] {
  border: 1px solid var(--line); border-radius: 6px; padding: 4px 8px;
  font-size: 13px; width: 220px;
}
.cardbar button {
  border: 1px solid var(--line); background: #fff; border-radius: 6px;
  padding: 4px 12px; font-size: 13px; cursor: pointer;
}
.cardbar button.ok { border-color: var(--direct); color: var(--direct); }
.cardbar button.ok:hover { background: var(--direct); color: #fff; }
.cardbar button.danger { border-color: var(--warn); color: var(--warn); }
.cardbar button.danger:hover { background: var(--warn); color: #fff; }
.chip.verdict.contradiction { background: var(--warn); color: #fff; }
.chip.verdict.tension { background: var(--transverse); color: #fff; }
article.card-resolved, article.card-dismissed,
article.card-sent, article.card-dropped { opacity: .6; }
.stats a { color: inherit; }

/* review statuses */
.chip.status { color: #fff; }
.chip.status.proposed { background: #a7b0c0; }
.chip.status.accepted { background: var(--direct); }
.chip.status.edited { background: var(--accent); }
.chip.status.rejected { background: var(--warn); }
.chip.status.pending { background: #a7b0c0; }
.chip.status.resolved { background: var(--direct); }
.chip.status.dismissed { background: var(--not_ours); }
.chip.status.sent { background: var(--accent); }
.chip.status.dropped { background: var(--not_ours); }
tr.row-accepted td, tr.row-edited td { background: #f4faf6; }
tr.row-rejected td { background: #fdf4f2; }
tr.row-rejected .req-text { text-decoration: line-through; color: var(--muted); }

/* auth */
.login-box {
  max-width: 380px; margin: 60px auto; background: var(--panel);
  border: 1px solid var(--line); border-radius: 8px; padding: 24px;
}
.login-box label { display: block; margin-bottom: 12px; font-size: 13px; color: var(--muted); }
.login-box input {
  display: block; width: 100%; margin-top: 4px; padding: 8px;
  border: 1px solid var(--line); border-radius: 6px; font: inherit;
}
.login-box button {
  width: 100%; padding: 8px; border: 1px solid var(--accent); color: #fff;
  background: var(--accent); border-radius: 6px; font-size: 14px; cursor: pointer;
}
.login-error { color: var(--warn); font-size: 13px; }
.whoami { margin-right: 4px; }
.logout-form { display: inline; margin: 0; }
.logout-form button {
  border: 1px solid var(--line); background: #fff; border-radius: 6px;
  padding: 3px 10px; font-size: 12px; color: var(--muted); cursor: pointer;
}

/* upload + jobs */
.upload {
  display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
  background: var(--panel); border: 1px dashed var(--line); border-radius: 8px;
  padding: 12px 16px; margin-bottom: 16px;
}
.upload input[type="text"] {
  border: 1px solid var(--line); border-radius: 6px; padding: 5px 8px; font-size: 13px;
}
.upload button {
  border: 1px solid var(--accent); color: var(--accent); background: #fff;
  border-radius: 6px; padding: 5px 14px; font-size: 13px; cursor: pointer;
}
.upload button:hover { background: var(--accent); color: #fff; }
.chip.job { color: #fff; margin-left: 6px; }
.chip.job.queued { background: #a7b0c0; }
.chip.job.running { background: var(--accent); }
.chip.job.done { background: var(--direct); }
.chip.job.failed { background: var(--warn); }
.joberr { display: inline-block; margin-left: 8px; font-size: 12px; }
.joberr pre {
  max-width: 700px; overflow-x: auto; background: #fdf4f2;
  border: 1px solid var(--line); border-radius: 6px; padding: 8px; font-size: 11px;
}
.rowend { display: flex; gap: 12px; align-items: center; }
.extract-form { display: flex; gap: 6px; margin: 0; }
.extract-form select, .extract-form button {
  border: 1px solid var(--line); border-radius: 6px; padding: 4px 8px;
  font-size: 13px; background: #fff; cursor: pointer;
}
.extract-form button:hover { border-color: var(--accent); color: var(--accent); }

.doc-list { list-style: none; padding: 0; margin: 0; }
.doc-list li {
  background: var(--panel); border: 1px solid var(--line); border-radius: 8px;
  padding: 12px 16px; margin-bottom: 10px; display: flex; justify-content: space-between;
}
.doc-list .meta { color: var(--muted); font-size: 13px; }
.empty-state { color: var(--muted); background: var(--panel); border: 1px solid var(--line);
  border-radius: 8px; padding: 20px; }
code { background: #eef1f6; padding: 1px 5px; border-radius: 4px; }