/*
 * A document, not a dashboard.
 *
 * One accent colour, one type scale, flat surfaces. Nothing here decorates:
 * every rule either separates two things the operator must not confuse, or
 * gives a long form room to be read.
 */

:root {
  --ink: #16181d;
  --ink-soft: #4b5158;
  --ink-faint: #767c85;
  --paper: #ffffff;
  --ground: #f6f6f4;
  --rule: #dcdcd6;
  --rule-strong: #b9b9b1;
  --accent: #1c5d99;
  --accent-soft: #eef3f8;
  --warn-rule: #b8862a;
  --warn-soft: #fbf5e7;
  --stop-rule: #a33a2e;
  --stop-soft: #fbeeec;
  --filled-soft: #f4faf5;
  --filled-rule: #c8dfcd;
  --needed-soft: #fff7f6;
  --needed-rule: #e8ccca;

  --measure: 68ch;
  --gap: 1.25rem;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #e9e9e4;
    --ink-soft: #b4b7bc;
    --ink-faint: #8b9098;
    --paper: #191b1f;
    --ground: #111316;
    --rule: #33373d;
    --rule-strong: #4a4f57;
    --accent: #79b0e0;
    --accent-soft: #1b2833;
    --warn-rule: #d0a34a;
    --warn-soft: #2a2417;
    --stop-rule: #d97a6b;
    --stop-soft: #2c1c19;
    --filled-soft: #1b2520;
    --filled-rule: #3b5343;
    --needed-soft: #291f20;
    --needed-rule: #604244;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font: 16px/1.55 var(--font);
}

.page {
  max-width: 58rem;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 6rem;
}

header.masthead {
  border-bottom: 1px solid var(--rule);
  padding-bottom: 0.9rem;
  margin-bottom: 1.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  align-items: baseline;
  justify-content: space-between;
}

h1 {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  margin: 0;
}

h2 {
  font-size: 1.05rem;
  font-weight: 600;
  margin: 2rem 0 0.6rem;
}

h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin: 1.4rem 0 0.4rem;
}

p { max-width: var(--measure); margin: 0 0 0.8rem; }

.muted { color: var(--ink-soft); }
.faint { color: var(--ink-faint); font-size: 0.85rem; }

.meta {
  font: 0.8rem/1.4 var(--mono);
  color: var(--ink-faint);
}

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

/* ------------------------------------------------------------------ panels */

.panel {
  background: var(--paper);
  border: 1px solid var(--rule);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }
.records-panel > summary { cursor: pointer; font-weight: 500; }
.records-panel > button { margin-top: 0.8rem; }
.records-panel:not([open]) { padding-block: 0.8rem; }
.review-notes { margin: 0 0 1.5rem; color: var(--ink-soft); }
.review-notes > summary { cursor: pointer; font-size: 0.85rem; }
.confirmation-detail summary { font-size: 0.75rem; color: var(--ink-faint); }
.confirmation-detail label { font-size: 0.8rem; margin-top: 0.5rem; }
.additional-fields { margin: 1rem 0; }
.additional-fields > summary { color: var(--ink-faint); cursor: pointer; font-size: 0.85rem; }

.notice {
  border-left: 3px solid var(--rule-strong);
  padding: 0.85rem 1rem;
  margin: 0 0 1.25rem;
  background: var(--paper);
}

.notice.warn { border-left-color: var(--warn-rule); background: var(--warn-soft); }
.notice.stop { border-left-color: var(--stop-rule); background: var(--stop-soft); }
.notice h3 { margin-top: 0; }
.notice p:last-child { margin-bottom: 0; }

/* ----------------------------------------------------------------- controls */

button {
  font: inherit;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--rule-strong);
  padding: 0.45rem 0.9rem;
  cursor: pointer;
}

button:hover { border-color: var(--ink-soft); }

button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 500;
}

button.primary:hover { filter: brightness(1.08); }

button[disabled] {
  opacity: 0.45;
  cursor: not-allowed;
}

button.link {
  border: 0;
  background: none;
  color: var(--accent);
  padding: 0;
  text-decoration: underline;
}

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

input[type='text'],
input[type='password'],
select,
textarea {
  font: inherit;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--rule-strong);
  padding: 0.4rem 0.5rem;
  width: 100%;
  max-width: var(--measure);
}

textarea { min-height: 5.5rem; resize: vertical; }

input.value-filled, textarea.value-filled { background: var(--filled-soft); border-color: var(--filled-rule); }
input.value-needed, textarea.value-needed { background: var(--needed-soft); border-color: var(--needed-rule); }
.fields .edit-row { margin-top: 0; }
.fields .edit-row input, .fields .edit-row textarea { min-width: 0; flex: 1 1 12rem; }
.fields .edit-row button { font-size: 0.85rem; padding: 0.45rem 0.65rem; }
.fields dd.blank input { font-style: normal; }

label { display: block; font-weight: 500; margin-bottom: 0.25rem; }

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.25rem;
}

/* -------------------------------------------------------------------- drop */

.drop {
  border: 1px dashed var(--rule-strong);
  padding: 0.8rem;
  text-align: center;
  background: var(--paper);
}

.drop.over { border-color: var(--accent); background: var(--accent-soft); }

.drop p { margin-left: auto; margin-right: auto; }
.drop p { margin-bottom: 0.35rem; }
.drop .actions { margin-top: 0.35rem; }

/* ------------------------------------------------------------------- files */

table.files {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
}

table.files th,
table.files td {
  text-align: left;
  border-bottom: 1px solid var(--rule);
  padding: 0.5rem 0.6rem 0.5rem 0;
  vertical-align: top;
  font-size: 0.92rem;
}

table.files th { font-weight: 600; color: var(--ink-soft); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.04em; }
table.files select { max-width: 15rem; }

/* ------------------------------------------------------------------ stages */

ol.stages { list-style: none; padding: 0; margin: 1rem 0 0; max-width: var(--measure); }

ol.stages li {
  display: flex;
  gap: 0.75rem;
  align-items: baseline;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--rule);
  color: var(--ink-faint);
}

ol.stages li .mark { font: 0.9rem var(--mono); width: 1.5rem; flex: none; }
ol.stages li.done { color: var(--ink-soft); }
ol.stages li.active { color: var(--ink); font-weight: 600; }
ol.stages li.failed { color: var(--stop-rule); font-weight: 600; }

/* --------------------------------------------------------------- exceptions */

.exception-group { margin-bottom: 1.5rem; }

.exception-group h3 { margin-bottom: 0.1rem; }
.exception-group > p.faint { margin-bottom: 0.6rem; }

ul.exceptions { list-style: none; padding: 0; margin: 0; }

ul.exceptions > li {
  border-top: 1px solid var(--rule);
  padding: 0.7rem 0;
}

ul.exceptions .field-label { font-weight: 600; }
ul.exceptions .who { color: var(--ink-faint); font-size: 0.85rem; }

.edit-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: flex-start;
  margin-top: 0.5rem;
}

.edit-row input[type='text'] { flex: 1 1 18rem; max-width: 32rem; }

.conflict-options { margin: 0.5rem 0 0; padding: 0; list-style: none; }
.conflict-options li { margin-bottom: 0.3rem; }
.conflict-options label { font-weight: 400; display: flex; gap: 0.5rem; align-items: baseline; }
.conflict-options input[type='radio'] { width: auto; }

details.sources { margin-top: 0.5rem; }
details.sources summary { cursor: pointer; color: var(--accent); font-size: 0.9rem; }
details.sources blockquote {
  margin: 0.5rem 0 0;
  padding-left: 0.8rem;
  border-left: 2px solid var(--rule-strong);
  font: 0.88rem/1.5 var(--mono);
  color: var(--ink-soft);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

/* ----------------------------------------------------------------- preview */

.previews { display: grid; gap: 1.25rem; grid-template-columns: 1fr; }

@media (min-width: 62rem) {
  .previews { grid-template-columns: 1fr; align-items: start; }
}

.form-preview { background: var(--paper); padding: 1.1rem; }
.form-preview h3 { margin-top: 0; }

dl.fields { margin: 0; display: grid; grid-template-columns: 1fr; column-gap: 1.25rem; }
@media (min-width: 45rem) { dl.fields { grid-template-columns: 1fr 1fr; } }

dl.fields > div {
  min-width: 0;
  padding: 0.5rem 0;
}

dl.fields dt {
  font-size: 0.78rem;
  color: var(--ink-soft);
  margin: 0 0 0.15rem;
}

dl.fields dd { margin: 0; overflow-wrap: anywhere; }
dl.fields dd.blank { color: var(--ink-faint); font-style: italic; }

.party-heading {
  margin: 1.2rem 0 0.2rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
}

.ack {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  max-width: var(--measure);
}

.ack input[type='checkbox'] { width: auto; margin-top: 0.35rem; }
.ack label { font-weight: 400; }

.downloads { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1rem; }

.downloads a {
  border: 1px solid var(--rule-strong);
  padding: 0.45rem 0.9rem;
  text-decoration: none;
  color: var(--ink);
  background: var(--paper);
}

.downloads a[aria-disabled='true'] { opacity: 0.45; pointer-events: none; }

.status-line { font-size: 0.9rem; color: var(--ink-soft); margin-top: 0.75rem; }
.status-line.error { color: var(--stop-rule); }

[hidden] { display: none !important; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}