/* TLL claims app — review workspace.
   Desktop-first, dense by design: this screen exists to review ~20 receipts
   against their evidence without opening browser tabs. Everything here is
   vanilla CSS with no build step and no external fonts. */

:root {
  color-scheme: light;

  /* surfaces */
  --bg: #f1f2f0;
  --pane: #ffffff;
  --pane-alt: #f7f8f7;
  --border: #dcdfda;
  --border-strong: #c6cac3;

  /* ink */
  --ink: #1b1f1c;
  --ink-soft: #545b55;
  --ink-faint: #7d857e;

  /* brand + signal */
  --accent: #1d5bbf;
  --accent-deep: #143d85;
  --accent-wash: #eaf1fd;
  --ok: #167f4b;
  --ok-wash: #e6f5ec;
  --warn: #8a5a00;
  --warn-wash: #fdf3da;
  --danger: #ad2b23;
  --danger-wash: #fdeceb;

  /* chrome */
  --chrome: #16233a;
  --chrome-soft: #24344f;
  --viewer-bg: #4a4f57;

  /* geometry */
  --radius: 6px;
  --radius-sm: 4px;
  --shadow-1: 0 1px 2px rgb(20 30 20 / 8%);
  --shadow-2: 0 6px 20px rgb(20 30 20 / 12%);
  --topbar-h: 48px;
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  font: 13.5px/1.5 "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { margin: 0 0 4px; line-height: 1.25; font-weight: 650; letter-spacing: -0.01em; }
h2 { font-size: 17px; }
h3 { font-size: 14px; }
p { margin: 0 0 10px; }

a { color: var(--accent); }
a:hover { color: var(--accent-deep); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  border-radius: 2px;
}

.muted { color: var(--ink-faint); font-size: 12px; }
.hidden { display: none !important; }
.mono { font-family: ui-monospace, "Cascadia Mono", Consolas, monospace; }
.num { font-variant-numeric: tabular-nums; }

/* ------------------------------------------------------------------ topbar */

.topbar {
  display: flex;
  align-items: center;
  gap: 20px;
  height: var(--topbar-h);
  padding: 0 16px;
  background: var(--chrome);
  color: #fff;
}

.topbar .brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 650;
  font-size: 14px;
  letter-spacing: -0.01em;
}

.topbar .brand::before {
  content: "";
  width: 8px;
  height: 18px;
  border-radius: 2px;
  background: linear-gradient(var(--accent), #4d8ae8);
}

.topbar nav { display: flex; gap: 4px; }

.topbar nav a {
  padding: 5px 11px;
  border-radius: 999px;
  color: #c3d2e8;
  font-size: 13px;
  text-decoration: none;
}

.topbar nav a:hover { background: var(--chrome-soft); color: #fff; }
.topbar nav a[aria-current="page"] { background: var(--chrome-soft); color: #fff; font-weight: 600; }

.topbar .user {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 9px;
  color: #c3d2e8;
  font-size: 12.5px;
}

.avatar {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--chrome-soft);
  color: #dce7f7;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

/* ----------------------------------------------------------------- buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 6px 11px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: #fff;
  box-shadow: var(--shadow-1);
  color: var(--ink);
  font: inherit;
  font-size: 12.5px;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease, transform 60ms ease;
}

.btn:hover { background: var(--pane-alt); border-color: #aeb4ac; }
.btn:active { transform: translateY(1px); }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; box-shadow: none; }

.btn.primary {
  background: var(--accent);
  border-color: var(--accent-deep);
  color: #fff;
  font-weight: 600;
}
.btn.primary:hover { background: var(--accent-deep); }

.btn.danger { color: var(--danger); border-color: #e3bebb; }
.btn.danger:hover { background: var(--danger-wash); }

.btn.ghost { border-color: transparent; background: transparent; box-shadow: none; }
.btn.ghost:hover { background: var(--accent-wash); }

.btn.sm { padding: 3px 8px; font-size: 11.5px; }

/* ------------------------------------------------------------------ layout */

main { min-height: calc(100vh - var(--topbar-h)); }

.page-wrap { max-width: 1040px; margin: 0 auto; padding: 22px 18px 60px; }
.page-head { margin-bottom: 16px; }
.page-head p { max-width: 70ch; color: var(--ink-soft); }

.card {
  background: var(--pane);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
  padding: 18px 20px;
  margin-bottom: 16px;
}

.card > h2:first-child { margin-bottom: 2px; }
.card .hint { color: var(--ink-soft); font-size: 12.5px; margin-bottom: 14px; }

.field-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 18px; }
@media (max-width: 760px) { .field-grid { grid-template-columns: 1fr; } }

/* ------------------------------------------------------------- review chrome */

.review-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  background: var(--pane);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.review-toolbar select { max-width: 280px; }

.toolbar-spacer { flex: 1; }

.stat-strip { display: flex; align-items: center; gap: 14px; font-size: 12px; color: var(--ink-soft); }
.stat-strip b { color: var(--ink); font-variant-numeric: tabular-nums; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--pane-alt);
  border: 1px solid var(--border);
  font-size: 11.5px;
  color: var(--ink-soft);
  white-space: nowrap;
}
.pill.ok { background: var(--ok-wash); border-color: #b9dfc8; color: var(--ok); }
.pill.warn { background: var(--warn-wash); border-color: #e8d6a6; color: var(--warn); }
.pill.bad { background: var(--danger-wash); border-color: #eec3bf; color: var(--danger); }

/* -------------------------------------------------------------------- split */

.split {
  display: grid;
  grid-template-columns: 268px minmax(0, 1fr) 400px;
  height: calc(100vh - var(--topbar-h) - 53px);
  min-height: 480px;
}

.split.has-no-editor { grid-template-columns: 268px minmax(0, 1fr); }

/* dense list ------------------------------------------------------------- */

.claim-list {
  overflow-y: auto;
  background: var(--pane);
  border-right: 1px solid var(--border);
}

.list-head {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  padding: 9px 12px 7px;
  background: var(--pane);
  border-bottom: 1px solid var(--border);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.claim-item {
  display: block;
  width: 100%;
  padding: 9px 12px 10px;
  border: 0;
  border-bottom: 1px solid #eef0ed;
  border-left: 3px solid transparent;
  background: none;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background 100ms ease;
}

.claim-item:hover { background: #f6f8fc; }
.claim-item.selected { background: var(--accent-wash); border-left-color: var(--accent); }

.claim-item .merchant {
  font-weight: 600;
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.claim-item .meta {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-top: 2px;
  font-size: 11.5px;
  color: var(--ink-faint);
  font-variant-numeric: tabular-nums;
}

.claim-item .flags { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 5px; }
.claim-item .ref { font-size: 11px; color: var(--ink-faint); }

.flag {
  padding: 1px 6px;
  border-radius: 999px;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
  background: #eef0ed;
  color: var(--ink-soft);
}

.flag.ok { background: var(--ok-wash); color: var(--ok); }
.flag.warn { background: var(--warn-wash); color: var(--warn); }
.flag.bad { background: var(--danger-wash); color: var(--danger); }

.list-empty { padding: 22px 14px; color: var(--ink-faint); font-size: 12.5px; text-align: center; }

/* viewer ----------------------------------------------------------------- */

.viewer-pane {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--viewer-bg);
}

.viewer-toolbar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 9px;
  background: #333941;
  color: #e8eaed;
  border-bottom: 1px solid #23282e;
  flex-wrap: wrap;
}

.viewer-toolbar select { max-width: 190px; }
.viewer-toolbar .btn { background: #454c55; border-color: #565e68; color: #eef1f4; box-shadow: none; }
.viewer-toolbar .btn:hover { background: #535b65; }
.viewer-toolbar .muted { color: #a9b2bd; }
.viewer-toolbar .spacer { flex: 1; }

#viewer-scroll { flex: 1; overflow: auto; padding: 14px; }
#evidence-notices {
  padding: 5px 12px;
  color: #f2d39a;
  background: #39352d;
  font-size: 12px;
  overflow-wrap: anywhere;
}
#evidence-notices:empty { display: none; }
#viewer-pages { display: flex; flex-direction: column; align-items: center; gap: 14px; min-height: 100%; }
#viewer-pages canvas,
#viewer-pages img.evidence-img {
  background: #fff;
  box-shadow: 0 2px 14px rgb(0 0 0 / 45%);
  border-radius: 2px;
}

.viewer-placeholder {
  display: grid;
  place-items: center;
  gap: 6px;
  min-height: 220px;
  padding: 30px;
  color: #c8cdd4;
  text-align: center;
  font-size: 13px;
}
.viewer-placeholder.error { color: #ffc1bd; }

/* editor ----------------------------------------------------------------- */

.form-pane {
  overflow-y: auto;
  padding: 0 0 26px;
  background: var(--pane);
  border-left: 1px solid var(--border);
}

.pane-head {
  position: sticky;
  top: 0;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 9px 14px;
  background: var(--pane);
  border-bottom: 1px solid var(--border);
}

#save-state { font-size: 12px; color: var(--ink-faint); }
#save-state.ok { color: var(--ok); font-weight: 600; }
#save-state.error { color: var(--danger); font-weight: 600; }

.form-pane form { padding: 12px 14px 0; }

.field { display: block; margin-bottom: 9px; }

.field > span {
  display: block;
  margin-bottom: 3px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

input[type="text"], input[type="date"], input[type="email"], input[type="number"],
textarea, select {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--ink);
  font: inherit;
  font-size: 13px;
}

input:hover, textarea:hover, select:hover { border-color: #a9b0a8; }

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgb(29 91 191 / 14%);
}

input[readonly], input[disabled] { background: var(--pane-alt); color: var(--ink-soft); }
textarea { resize: vertical; min-height: 54px; }

.row { display: flex; gap: 9px; }
.row > .field { flex: 1; min-width: 0; }

fieldset {
  margin: 14px 0;
  padding: 10px 12px 4px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

legend {
  padding: 0 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

/* computed + issues ------------------------------------------------------ */

.computed {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin: 12px 0 10px;
  padding: 9px 11px;
  border-radius: var(--radius-sm);
  background: var(--pane-alt);
  border: 1px solid var(--border);
}

.computed .label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--ink-faint); }
.computed .value { font-size: 16px; font-weight: 650; font-variant-numeric: tabular-nums; }
.computed .value.needs-rate { color: var(--warn); font-size: 13px; font-weight: 600; }

.warnings:empty, .suggestions:empty { display: none; }

.warnings, .suggestions {
  margin-top: 10px;
  padding: 9px 11px;
  border-radius: var(--radius-sm);
  font-size: 12.5px;
}

.warnings {
  background: var(--warn-wash);
  border: 1px solid #ecd9a8;
  color: #6c4700;
}

.warnings .head,
.suggestions .head {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 5px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.warnings ul, .suggestions ul { margin: 0; padding-left: 16px; }
.warnings li, .suggestions li { margin-bottom: 2px; }

.suggestions {
  background: #eff5fe;
  border: 1px solid #c9dcf7;
  color: #234a86;
}

.extraction-status {
  flex: 1 1 260px;
  min-width: 0;
  max-width: 100%;
  overflow-wrap: anywhere;
  color: #e8eaed;
  font-size: 12px;
  font-weight: 600;
}

.extraction-status:empty { display: none; }

.suggestion-row {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 4px 0;
  border-top: 1px solid #dbe7f9;
}

.suggestion-row:first-of-type { border-top: 0; }
.suggestion-row .label { font-weight: 600; }
.suggestion-row .value { font-variant-numeric: tabular-nums; }
.suggestion-row .why { color: #5a7cae; font-size: 11.5px; }
.suggestion-row .push { margin-left: auto; }

.conf {
  padding: 1px 6px;
  border-radius: 999px;
  background: #cfe0f8;
  color: #1c4f9c;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.conf.low { background: #f6e6bb; color: #7a5500; }

.custom-row { display: flex; align-items: flex-end; gap: 7px; }
.custom-row .field { flex: 1; }

.actions {
  position: sticky;
  bottom: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 14px -14px 0;
  padding: 11px 14px;
  background: linear-gradient(#fff0, #fff 22%);
  border-top: 1px solid var(--border);
}

.dropzone {
  display: block;
  margin: 12px 14px 0;
  padding: 14px;
  border: 1.5px dashed var(--border-strong);
  border-radius: var(--radius);
  background: var(--pane-alt);
  text-align: center;
  cursor: pointer;
  transition: border-color 120ms ease, background 120ms ease;
}

.dropzone:hover, .dropzone.dragover { border-color: var(--accent); background: var(--accent-wash); }
.dropzone .title { display: block; font-size: 12.5px; font-weight: 600; }
.dropzone .hint { display: block; margin-top: 2px; }
.dropzone input[type="file"] { display: none; }

/* ------------------------------------------------------------------ tables */

.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--pane); }

.exports-table { width: 100%; border-collapse: collapse; font-size: 13px; }

.exports-table th {
  position: sticky;
  top: 0;
  padding: 9px 12px;
  background: var(--pane-alt);
  border-bottom: 1px solid var(--border);
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-faint);
  white-space: nowrap;
}

.exports-table td {
  padding: 9px 12px;
  border-bottom: 1px solid #eef0ed;
  vertical-align: middle;
}

.exports-table tbody tr:hover { background: #fafbfa; }
.exports-table tbody tr:last-child td { border-bottom: 0; }
.exports-table .amount { font-variant-numeric: tabular-nums; font-weight: 600; }
.exports-table .actions-cell { display: flex; gap: 6px; flex-wrap: wrap; }

.empty-state { padding: 34px 20px; text-align: center; color: var(--ink-faint); }

/* ------------------------------------------------------------------ toast */

.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 40;
  max-width: min(520px, 90vw);
  padding: 10px 16px;
  border-radius: 8px;
  background: #1b1f1c;
  box-shadow: var(--shadow-2);
  color: #fff;
  font-size: 13px;
}

.toast.error { background: var(--danger); }

/* ------------------------------------------------------------------ login */

.login-shell {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 24px;
  background:
    radial-gradient(900px 420px at 15% -10%, #dfe8f8, transparent),
    radial-gradient(700px 380px at 110% 110%, #e6efe7, transparent),
    var(--bg);
}

.login-card {
  width: 100%;
  max-width: 400px;
  padding: 30px 30px 26px;
  background: var(--pane);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-2);
}

.login-card .mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 14px;
  border-radius: 10px;
  background: linear-gradient(140deg, var(--accent), #3f7ce0);
  color: #fff;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.login-card h1 { font-size: 20px; }
.login-card .lede { color: var(--ink-soft); font-size: 13px; margin: 6px 0 18px; }
.login-card form { margin-top: 4px; }
.login-card .btn { width: 100%; padding: 9px 12px; font-size: 13.5px; }
.login-card .foot { margin: 16px 0 0; padding-top: 14px; border-top: 1px solid var(--border); }

/* ------------------------------------------------------------------- misc */

.inline-note {
  display: flex;
  gap: 8px;
  padding: 9px 11px;
  border-radius: var(--radius-sm);
  background: var(--accent-wash);
  border: 1px solid #cfe0f8;
  color: #234a86;
  font-size: 12.5px;
}

.kv { display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 4px 14px; font-size: 12.5px; }
.kv dt { color: var(--ink-faint); }
.kv dd { margin: 0; }

@media (max-width: 1200px) {
  .split { grid-template-columns: 230px minmax(0, 1fr) 360px; }
}

@media (max-width: 900px) {
  .split {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: 42vh 58vh;
    height: auto;
  }
  .claim-list { border-right: 0; border-bottom: 1px solid var(--border); max-height: 42vh; }
  .form-pane { border-left: 0; border-top: 1px solid var(--border); }
  #suggestions { scroll-margin-top: calc(var(--topbar-h) + 52px); }
}