/* ==========================================================================
   ExhibitKit - design system
   Subject grounding: court filing × forensic lab. Paper, ink, precision.
   ========================================================================== */

:root {
  /* Tokens */
  --paper: #FAFAF7;
  --ink: #1A2433;
  --rule: #C9CDD3;
  --seal: #8C1D18;
  --verify-green: #1E6B3C;
  --muted: #5B6470;

  --paper-raised: #FFFFFF;
  --seal-tint: #F7ECEA;
  --green-tint: #EAF3ED;

  --font-display: "Spectral", Georgia, "Times New Roman", serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "SF Mono", Consolas, Menlo, monospace;

  --maxw: 720px;
  --maxw-wide: 920px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.2;
  color: var(--ink);
}

h1 { font-size: 2.25rem; margin: 0 0 0.5rem; }
h2 { font-size: 1.5rem; margin: 2.5rem 0 0.75rem; }
h3 { font-size: 1.15rem; margin: 1.5rem 0 0.5rem; }

p { margin: 0.5rem 0 1rem; }

a { color: var(--ink); text-decoration-color: var(--muted); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--ink); }

code, .mono {
  font-family: var(--font-mono);
  font-size: 0.9em;
}

hr {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 2rem 0;
}

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

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

[hidden] { display: none !important; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: var(--paper);
  padding: 0.6rem 1rem;
  z-index: 100;
  text-decoration: none;
}
.skip-link:focus { left: 0; }

.tight { margin-bottom: 0.25rem; }
.mb-1 { margin-bottom: 1rem; }

.btn-link {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--muted);
  text-underline-offset: 3px;
  cursor: pointer;
}
.btn-link:hover { text-decoration-color: var(--ink); }

/* --------------------------------------------------------------------------
   Layout shell
   -------------------------------------------------------------------------- */

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.wrap-wide { max-width: var(--maxw-wide); }

.site-header {
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
  flex-wrap: wrap;
}

.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.brand-mark {
  display: inline-block;
  width: 0.85em; height: 0.85em;
  border: 2px solid var(--seal);
  transform: rotate(-4deg);
  flex: none;
}

.site-nav { display: flex; gap: 1.25rem; flex-wrap: wrap; }

.site-nav a {
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--muted);
  padding: 0.2rem 0;
  border-bottom: 2px solid transparent;
}

.site-nav a:hover { color: var(--ink); }
.site-nav a[aria-current="page"] {
  color: var(--ink);
  border-bottom-color: var(--seal);
}

main { padding: 2.5rem 0 4rem; }

.site-footer {
  border-top: 1px solid var(--rule);
  padding: 2rem 0 3rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.site-footer p { margin: 0.4rem 0; }
.site-footer a { color: var(--muted); }

/* --------------------------------------------------------------------------
   Buttons & form controls
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  padding: 0.65rem 1.4rem;
  border-radius: 4px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  cursor: pointer;
  text-decoration: none;
  transition: background-color 120ms ease, color 120ms ease;
}

.btn:hover { background: #2A3A52; border-color: #2A3A52; }

.btn:disabled {
  background: var(--rule);
  border-color: var(--rule);
  color: var(--muted);
  cursor: not-allowed;
}

.btn-secondary {
  background: transparent;
  color: var(--ink);
}
.btn-secondary:hover { background: rgba(26, 36, 51, 0.06); color: var(--ink); }

.btn-danger {
  background: transparent;
  border-color: var(--seal);
  color: var(--seal);
}
.btn-danger:hover { background: var(--seal-tint); color: var(--seal); border-color: var(--seal); }

.btn-small {
  font-size: 0.85rem;
  padding: 0.3rem 0.8rem;
}

.btn-large {
  font-size: 1.1rem;
  padding: 0.85rem 1.8rem;
}

label {
  display: block;
  font-weight: 500;
  font-size: 0.92rem;
  margin-bottom: 0.3rem;
}

.field { margin-bottom: 1.1rem; }

.field .hint {
  font-size: 0.82rem;
  color: var(--muted);
  margin: 0.25rem 0 0;
}

input[type="text"],
input[type="number"],
input[type="date"],
input[type="search"],
select,
textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--ink);
  background: var(--paper-raised);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 0.55rem 0.7rem;
}

input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 0;
  border-color: var(--ink);
}

input.mono, textarea.mono { font-family: var(--font-mono); font-size: 0.88rem; }

input[type="checkbox"] {
  width: 1.05rem; height: 1.05rem;
  accent-color: var(--ink);
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.checkbox-row label { margin: 0; font-weight: 400; }

.field-error { border-color: var(--seal) !important; }

/* Inline, per-field validation message shown next to an invalid input. */
.field-error-msg {
  font-size: 0.82rem;
  color: var(--seal);
  font-weight: 500;
  margin: 0.25rem 0 0;
}

/* --------------------------------------------------------------------------
   The Evidence Seal - signature component
   -------------------------------------------------------------------------- */

.evidence-seal {
  border: 2px solid var(--seal);
  background: var(--paper-raised);
  padding: 1.1rem 1.3rem;
  transform: rotate(-0.5deg);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--ink);
  max-width: 100%;
  overflow-wrap: anywhere;
  box-shadow: 2px 3px 0 rgba(140, 29, 24, 0.12);
}

@media (prefers-reduced-motion: reduce) {
  .evidence-seal { transform: none; }
}

.evidence-seal .seal-title {
  color: var(--seal);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.75rem;
  margin: 0 0 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.evidence-seal .seal-title::after {
  content: "";
  flex: 1;
  border-top: 1px solid var(--seal);
  opacity: 0.4;
}

.evidence-seal dl { margin: 0; }

.evidence-seal dt {
  color: var(--muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 0.5rem;
}

.evidence-seal dd { margin: 0; }

.evidence-seal .seal-hash {
  color: var(--seal);
  word-break: break-all;
  font-weight: 500;
}

.seal-file + .seal-file {
  border-top: 1px dashed var(--rule);
  margin-top: 0.7rem;
  padding-top: 0.4rem;
}

.copy-btn {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 500;
  padding: 0.15rem 0.6rem;
  margin-left: 0.5rem;
  border: 1px solid var(--rule);
  border-radius: 3px;
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
  vertical-align: middle;
}
.copy-btn:hover { border-color: var(--ink); }

/* --------------------------------------------------------------------------
   Wizard steps
   -------------------------------------------------------------------------- */

.steps {
  display: flex;
  gap: 0.25rem;
  margin: 0 0 2.5rem;
  padding: 0;
  list-style: none;
  counter-reset: step;
  flex-wrap: wrap;
}

.steps li {
  flex: 1 1 120px;
  counter-increment: step;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--muted);
  border-top: 3px solid var(--rule);
  padding-top: 0.5rem;
}

.steps li::before {
  content: counter(step) ". ";
  font-family: var(--font-mono);
}

.steps li.step-current { color: var(--ink); border-top-color: var(--ink); }
.steps li.step-done { color: var(--verify-green); border-top-color: var(--verify-green); }

.wizard-section {
  margin-bottom: 3rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--rule);
}

.wizard-section > h2 {
  margin-top: 0;
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
}

.step-num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--muted);
  font-weight: 400;
}

/* --------------------------------------------------------------------------
   Dropzone
   -------------------------------------------------------------------------- */

.dropzone {
  border: 2px dashed var(--rule);
  border-radius: 6px;
  background: var(--paper-raised);
  padding: 3rem 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 120ms ease, background-color 120ms ease;
}

.dropzone:hover, .dropzone:focus-visible { border-color: var(--ink); }

.dropzone.dragover {
  border-color: var(--seal);
  background: var(--seal-tint);
}

.dropzone .dz-title { font-weight: 600; font-size: 1.05rem; margin: 0 0 0.3rem; }
.dropzone .dz-sub { color: var(--muted); font-size: 0.88rem; margin: 0; }

.dz-alt {
  font-size: 0.9rem;
  color: var(--muted);
  margin: 0.6rem 0 0;
}

/* --------------------------------------------------------------------------
   Notices
   -------------------------------------------------------------------------- */

.notice {
  border: 1px solid var(--rule);
  border-left: 4px solid var(--muted);
  background: var(--paper-raised);
  padding: 0.8rem 1rem;
  border-radius: 4px;
  font-size: 0.92rem;
  margin: 1rem 0;
}

.notice-error { border-left-color: var(--seal); }
.notice-error strong { color: var(--seal); }

.notice-success { border-left-color: var(--verify-green); }
.notice-success strong { color: var(--verify-green); }

.notice-block {
  border: 2px solid var(--seal);
  background: var(--seal-tint);
  padding: 1.25rem;
  border-radius: 4px;
  margin: 1.5rem 0;
}

/* --------------------------------------------------------------------------
   Message list (deposition-transcript style)
   -------------------------------------------------------------------------- */

.list-toolbar {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

@media (min-width: 640px) {
  .list-toolbar { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .list-toolbar .span-2 { grid-column: span 2; }
}

.list-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.selection-count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--muted);
}

.message-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--rule);
}

.msg {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.35rem 0.8rem;
  padding: 0.7rem 0.25rem;
  border-bottom: 1px solid var(--rule);
  font-size: 0.92rem;
}

.msg.msg-excluded { opacity: 0.45; }

.msg-check { padding-top: 0.15rem; }

.msg-meta {
  grid-column: 2;
  display: flex;
  gap: 0.6rem;
  align-items: baseline;
  flex-wrap: wrap;
}

.msg-sender { font-weight: 600; }
.msg-sender.is-system { font-style: italic; font-weight: 400; color: var(--muted); }

.msg-time {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
}

.msg-dir {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0 0.3rem;
}

.msg-body {
  grid-column: 2;
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.msg-body mark.redacted {
  background: var(--seal-tint);
  color: var(--seal);
  font-family: var(--font-mono);
  font-size: 0.85em;
  padding: 0 0.15em;
}

.msg-actions {
  grid-column: 3;
  grid-row: 1 / span 2;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  align-items: flex-end;
}

.msg.redact-mode { background: var(--seal-tint); }

.redact-bar {
  grid-column: 2;
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--seal);
  padding: 0.4rem 0;
}

.load-more-row { text-align: center; padding: 1rem 0; }

.date-sep {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 0 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.date-sep::before, .date-sep::after {
  content: "";
  flex: 1;
  border-top: 1px solid var(--rule);
}

.phrase-redact-form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem 0.75rem;
  align-items: center;
  border: 1px solid var(--seal);
  border-radius: 4px;
  background: var(--seal-tint);
  padding: 0.75rem;
  margin-bottom: 0.75rem;
}

.phrase-redact-form .hint { grid-column: 1 / -1; margin: 0; }

/* --------------------------------------------------------------------------
   CSV mapping table
   -------------------------------------------------------------------------- */

.csv-preview-scroll { overflow-x: auto; margin: 1rem 0; }

table.csv-preview {
  border-collapse: collapse;
  font-size: 0.82rem;
  font-family: var(--font-mono);
  min-width: 100%;
}

table.csv-preview th, table.csv-preview td {
  border: 1px solid var(--rule);
  padding: 0.35rem 0.55rem;
  text-align: left;
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

table.csv-preview th {
  background: var(--paper-raised);
  font-family: var(--font-body);
  font-weight: 600;
}

.map-grid {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  .map-grid { grid-template-columns: 1fr 1fr 1fr; }
}

/* --------------------------------------------------------------------------
   Progress
   -------------------------------------------------------------------------- */

.progress-wrap { margin: 1rem 0; }

progress {
  width: 100%;
  height: 0.7rem;
  accent-color: var(--ink);
}

.progress-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--muted);
}

/* --------------------------------------------------------------------------
   Verify page
   -------------------------------------------------------------------------- */

.verify-result {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 600;
  text-align: center;
  padding: 1.25rem;
  border-radius: 4px;
  margin: 1.5rem 0;
  letter-spacing: 0.05em;
}

.verify-result.match {
  background: var(--green-tint);
  border: 2px solid var(--verify-green);
  color: var(--verify-green);
}

.verify-result.no-match {
  background: var(--seal-tint);
  border: 2px solid var(--seal);
  color: var(--seal);
}

.hash-display {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  word-break: break-all;
  background: var(--paper-raised);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 0.75rem 1rem;
  margin: 0.5rem 0;
}

/* --------------------------------------------------------------------------
   Landing page
   -------------------------------------------------------------------------- */

.hero {
  padding: 2.5rem 0 3rem;
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 800px) {
  .hero { grid-template-columns: 1.2fr 1fr; }
}

.hero h1 { font-size: 2.7rem; line-height: 1.12; }

.hero .subhead {
  font-size: 1.2rem;
  color: var(--muted);
  margin: 1rem 0 1.75rem;
}

.hero-cta { display: flex; gap: 0.9rem; flex-wrap: wrap; align-items: center; }

.hero-byline {
  margin: 1.25rem 0 0;
  font-size: 0.85rem;
  color: var(--muted);
}
.hero-byline a { color: var(--muted); }

.kicker {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--seal);
  margin: 0 0 0.75rem;
}

.how-steps {
  list-style: none;
  margin: 1.5rem 0;
  padding: 0;
  counter-reset: how;
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 700px) {
  .how-steps { grid-template-columns: repeat(3, 1fr); }
}

.how-steps li {
  counter-increment: how;
  border-top: 3px solid var(--ink);
  padding-top: 0.75rem;
}

.how-steps li::before {
  content: "Step " counter(how);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  display: block;
  margin-bottom: 0.3rem;
}

.how-steps h3 { margin: 0 0 0.3rem; }
.how-steps p { margin: 0; font-size: 0.92rem; color: var(--muted); }

.feature-list { padding-left: 1.2rem; }
.feature-list li { margin: 0.5rem 0; }

.audience-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr 1fr;
  margin: 1.25rem 0;
}

@media (min-width: 700px) {
  .audience-grid { grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }
}

.audience-grid > div {
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 0.9rem;
  background: var(--paper-raised);
  font-size: 0.9rem;
}

.audience-grid strong { display: block; margin-bottom: 0.25rem; }

/* FAQ */
details.faq {
  border-bottom: 1px solid var(--rule);
  padding: 0.4rem 0;
}

details.faq summary {
  font-weight: 600;
  cursor: pointer;
  padding: 0.6rem 0;
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  list-style: none;
}

details.faq summary::-webkit-details-marker { display: none; }

details.faq summary::before {
  content: "▶";
  flex: none;
  font-size: 0.72em;
  color: currentColor;
  transition: transform 150ms ease;
}

details.faq[open] summary { color: var(--seal); }
details.faq[open] summary::before { transform: rotate(90deg); }

details.faq p { margin: 0.25rem 0 1rem; color: var(--ink); }

/* --------------------------------------------------------------------------
   Guide page
   -------------------------------------------------------------------------- */

.guide-section {
  border: 1px solid var(--rule);
  border-radius: 6px;
  background: var(--paper-raised);
  padding: 1.5rem 1.75rem;
  margin: 1.5rem 0;
}

.guide-section > h2 { margin-top: 0; }

.difficulty {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  border: 1px solid currentColor;
  vertical-align: middle;
  margin-left: 0.5rem;
  white-space: nowrap;
}

.difficulty.easy { color: var(--verify-green); }
.difficulty.medium { color: var(--muted); }
.difficulty.hard { color: var(--seal); }

.guide-section ol { padding-left: 1.3rem; }
.guide-section ol li { margin: 0.5rem 0; }

.guide-section.crosslink { border-left: 4px solid var(--seal); }

kbd, .ui-name {
  font-family: var(--font-body);
  font-weight: 600;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0 0.3rem;
  font-size: 0.9em;
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   Test page
   -------------------------------------------------------------------------- */

.test-results { list-style: none; padding: 0; font-family: var(--font-mono); font-size: 0.85rem; }
.test-results li { padding: 0.3rem 0.5rem; border-bottom: 1px solid var(--rule); }
.test-results li.pass::before { content: "PASS "; color: var(--verify-green); font-weight: 600; }
.test-results li.fail::before { content: "FAIL "; color: var(--seal); font-weight: 600; }
.test-summary { font-family: var(--font-mono); font-weight: 600; margin: 1rem 0; }

/* --------------------------------------------------------------------------
   AI Review Lab
   -------------------------------------------------------------------------- */

.ai-tagline {
  font-size: 1.1rem;
  color: var(--muted);
  margin: 0.25rem 0 1.5rem;
}

.ai-privacy { margin: 1rem 0; }

.ai-builder-note {
  font-size: 0.92rem;
  color: var(--muted);
  border-left: 3px solid var(--verify-green);
  padding-left: 0.9rem;
  margin: 1.25rem 0 2rem;
}

.ai-input-card,
.ai-summary-card {
  border: 1px solid var(--rule);
  border-radius: 6px;
  background: var(--paper-raised);
  padding: 1.5rem 1.75rem;
  margin: 1.5rem 0;
}

.ai-input-card > h2 { margin-top: 0; }

.ai-progress-wrap { margin-top: 1rem; }

.ai-memo-actions { margin: 1.25rem 0; align-items: center; }
.ai-memo-note { color: var(--muted); }

.ai-results { margin-top: 2.5rem; }

.ai-summary-card {
  border-left: 4px solid var(--ink);
}
.ai-summary-card h3 { margin-top: 0; }
.ai-summary-card p { margin-bottom: 0; }

.ai-group { margin: 2rem 0; }
.ai-group-title { margin: 0 0 0.5rem; }
.ai-group-note { font-size: 0.88rem; color: var(--muted); margin: 0 0 0.75rem; }

.ai-result-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--rule);
}

.ai-result {
  border-bottom: 1px solid var(--rule);
  padding: 0.85rem 0.25rem;
}

.ai-result-head {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 0.35rem;
}

.ai-result-who { font-weight: 600; }

.ai-result-time {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
}

.ai-result-body {
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.ai-result-reasons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.5rem 0 0;
}

.ai-reason {
  font-size: 0.74rem;
  font-family: var(--font-mono);
  color: var(--muted);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0.05rem 0.4rem;
}

/* Metadata gap chips (missing sender/timestamp, short reply) read as caution. */
.ai-reason.ai-flag {
  color: var(--seal);
  border-color: var(--seal);
  background: var(--seal-tint);
}

/* Counts overview row */
.ai-overview {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 1.5rem;
}

.ai-count {
  font-size: 0.82rem;
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 0.3rem 0.7rem;
  background: var(--paper-raised);
}
.ai-count strong { font-family: var(--font-mono); }
.ai-count-strong { border-left: 3px solid var(--verify-green); }
.ai-count-possible { border-left: 3px solid var(--ink); }
.ai-count-context { border-left: 3px solid var(--seal); }
.ai-count-low { border-left: 3px solid var(--rule); }

/* Score badges - never color-only: each carries its own text label. */
.ai-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.1rem 0.5rem;
  border-radius: 3px;
  border: 1px solid currentColor;
  white-space: nowrap;
}

.ai-badge-strong { color: var(--verify-green); background: var(--green-tint); }
.ai-badge-possible { color: var(--ink); background: var(--paper); }
.ai-badge-low { color: var(--muted); background: var(--paper); }
.ai-badge-context { color: var(--seal); background: var(--seal-tint); }

.ai-gaps, .ai-checklist {
  padding-left: 1.2rem;
  margin: 0.5rem 0;
}
.ai-gaps li, .ai-checklist li { margin: 0.4rem 0; }

.ai-group details summary {
  cursor: pointer;
  padding: 0.4rem 0;
}

.ai-how { margin-top: 3rem; }

/* --------------------------------------------------------------------------
   Demo-file buttons (Step 1)
   -------------------------------------------------------------------------- */

.sample-row { margin: 1rem 0; }
.sample-btns { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.5rem; }

/* --------------------------------------------------------------------------
   Evidence map (Step 2) - deterministic category chips + timeline
   -------------------------------------------------------------------------- */

.evidence-map {
  margin: 0 0 1.5rem;
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 0 1rem;
  background: var(--paper-raised);
}
.evidence-map > summary {
  cursor: pointer;
  padding: 0.8rem 0;
  font-weight: 600;
}
.evidence-map[open] { padding-bottom: 1rem; }
.evidence-map .hint { color: var(--muted); font-size: 0.85rem; margin: 0.3rem 0 0.9rem; }

/* Category chips are <button>s that reuse .ai-count; reset button chrome and
   add pressed (active filter) and disabled (zero matches) states. */
button.ai-count {
  cursor: pointer;
  font-family: inherit;
  color: var(--ink);
}
button.ai-count:disabled { opacity: 0.5; cursor: default; }
.ai-count[aria-pressed="true"] {
  border-color: var(--seal);
  background: var(--seal-tint);
  color: var(--seal);
}

.em-people {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0.6rem 0.8rem;
  border: 1px dashed var(--rule);
  border-radius: 4px;
  font-size: 0.85rem;
}
.em-people li { margin: 0.2rem 0; }

.em-h { font-size: 1rem; margin: 0.8rem 0 0.4rem; }
.em-timeline { list-style: none; margin: 0; padding: 0; }
.em-day { margin: 0 0 0.8rem; }
.em-day-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--seal);
  margin: 0 0 0.3rem;
  padding-bottom: 0.2rem;
  border-bottom: 1px solid var(--rule);
}
.em-entries { list-style: none; margin: 0; padding: 0; }
.em-entry {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.4rem;
  padding: 0.25rem 0;
  font-size: 0.85rem;
}
.em-entry-time {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
  min-width: 4.5rem;
}
.em-entry-sender { font-weight: 600; }
.em-entry-snippet { flex: 1 1 12rem; min-width: 0; }
.em-badge { flex: none; }

/* On-screen redaction log (Step 4) mirrors the PDF declaration. */
.redaction-log { font-size: 0.88rem; }

/* --------------------------------------------------------------------------
   Very small phones (below 480px): rein in display type and stack the
   message-list filter toolbar so controls stay usable at ~320-414px.
   -------------------------------------------------------------------------- */

@media (max-width: 479px) {
  h1 { font-size: 1.85rem; }
  h2 { font-size: 1.3rem; }
  .hero h1 { font-size: 2.05rem; }
  .list-toolbar { grid-template-columns: 1fr; }
  .dropzone { padding: 2rem 1rem; }
}