/* Signifier Forensic Platform — app.css
   Styling adopted from greendoorai.com:
   - Deep forest green primary (#0d472d) with vibrant green accent (#167449)
   - Light, airy surfaces (#ffffff / #f8f9fa / #f4f6f4 / soft mint #edf4ef)
   - Plus Jakarta Sans for headings & UI, system-ui for body
*/
:root {
  /* Brand */
  --gd-green:        #0d472d;
  --gd-green-dark:   #0a3622;
  --gd-green-bright: #167449;
  --gd-mint:         #edf4ef;
  --gd-sage:         #f4f6f4;
  --gd-blue:         #5b8fce;

  /* Semantic */
  --bg:         #f8f9fa;
  --surface:    #ffffff;
  --surface2:   var(--gd-sage);
  --surface3:   var(--gd-mint);
  --border:     #dde8e0;
  --border-2:   #e8ede8;
  --text:       #1a2a22;
  --text-muted: #5a6b62;
  --accent:        var(--gd-green);
  --accent-hover:  var(--gd-green-bright);
  --accent-soft:   rgba(13,71,45,.08);
  --link:          var(--gd-green-bright);
  --danger:  #c0392b;
  --warn:    #c08a1f;
  --success: var(--gd-green-bright);

  --radius: 10px;
  --radius-sm: 6px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px rgba(13,71,45,.05);
  --shadow:    0 4px 14px rgba(13,71,45,.08);

  --font:    'Plus Jakarta Sans', system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --display: 'Plus Jakarta Sans', system-ui, sans-serif;
  --mono:    'JetBrains Mono', 'Fira Code', ui-monospace, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--display);
  color: var(--gd-green);
  font-weight: 700;
  line-height: 1.25;
}
h2 { font-size: 1.6rem; margin-bottom: .75rem; }
h3 { font-size: 1.1rem; margin-bottom: .5rem; }
h4 { font-size: 1rem; }

a { color: var(--link); text-decoration: none; }
a:hover { color: var(--gd-green); text-decoration: underline; }

/* ── Navbar ── */
.navbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: .85rem 1.75rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}
.brand {
  font-family: var(--display);
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--gd-green);
  flex-shrink: 0;
  letter-spacing: -.01em;
}
.brand:hover { text-decoration: none; color: var(--gd-green-bright); }
.nav-links { display: flex; gap: .25rem; flex-wrap: wrap; flex: 1; margin-left: 1rem; }
.nav-links a {
  color: var(--text-muted);
  font-size: .875rem;
  font-weight: 500;
  padding: .4rem .75rem;
  border-radius: var(--radius-sm);
  transition: background .15s, color .15s;
}
.nav-links a:hover { color: var(--gd-green); background: var(--gd-mint); text-decoration: none; }
.nav-right { display: flex; align-items: center; gap: 1rem; margin-left: auto; flex-shrink: 0; }
.session-timer { font-size: .75rem; color: var(--text-muted); }
.session-timer.warn { color: var(--warn); font-weight: 600; }

/* ── Container ── */
.container { max-width: 1400px; margin: 0 auto; padding: 1.75rem; }

/* ── Buttons ── */
.btn-primary, .btn-secondary, .btn-link, .btn-sm {
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid transparent; border-radius: 999px; cursor: pointer;
  font-size: .875rem; font-family: var(--font); font-weight: 600;
  padding: .55rem 1.25rem; transition: background .15s, color .15s, border-color .15s, box-shadow .15s;
}
.btn-primary  { background: var(--gd-green); color: #fff; }
.btn-primary:hover { background: var(--gd-green-bright); box-shadow: var(--shadow); }
.btn-secondary { background: #fff; color: var(--gd-green); border-color: var(--border); }
.btn-secondary:hover { background: var(--gd-mint); border-color: var(--gd-green-bright); }
.btn-link { background: none; color: var(--text-muted); padding: 0; border-radius: 0; font-weight: 500; }
.btn-link:hover { color: var(--gd-green); }
.btn-sm { padding: .3rem .75rem; font-size: .8rem; background: #fff; color: var(--gd-green); border: 1px solid var(--border); border-radius: 999px; }
.btn-sm:hover { background: var(--gd-mint); border-color: var(--gd-green-bright); }
.btn-danger, .btn-sm.btn-danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-danger:hover { background: #a8321f; border-color: #a8321f; }

/* ── Alerts ── */
.alert { padding: .85rem 1rem; border-radius: var(--radius); margin-bottom: 1rem; font-size: .875rem; border: 1px solid; }
.alert-warn  { background: #fdf6e3; border-color: #ecd9a0; color: #7a5a1a; }
.alert-error { background: #fdf3f3; border-color: #e7b8b1; color: var(--danger); }

/* ── Tables ── */
.data-table {
  width: 100%; border-collapse: separate; border-spacing: 0;
  margin-top: .75rem; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden;
}
.data-table th, .data-table td { padding: .65rem .9rem; text-align: left; border-bottom: 1px solid var(--border-2); }
.data-table tr:last-child td { border-bottom: none; }
.data-table th {
  color: var(--gd-green); font-weight: 700; font-size: .75rem;
  text-transform: uppercase; letter-spacing: .04em;
  background: var(--gd-sage); border-bottom: 1px solid var(--border);
}
.data-table tr:hover td { background: var(--gd-mint); }
.summary-cell { max-width: 300px; color: var(--text-muted); }

/* ── Filters ── */
.filter-bar { display: flex; gap: .5rem; flex-wrap: wrap; margin-bottom: 1rem; }
.filter-bar input, .filter-bar select {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text); padding: .5rem .85rem; font-size: .875rem; font-family: var(--font);
}
.filter-bar input:focus, .filter-bar select:focus {
  outline: none; border-color: var(--gd-green-bright);
  box-shadow: 0 0 0 3px rgba(22,116,73,.15);
}
.filter-bar input { flex: 1; min-width: 180px; }

/* ── Badges ── */
.badge {
  display: inline-block; padding: .15rem .6rem; border-radius: 999px;
  font-size: .72rem; font-weight: 600;
  background: var(--gd-mint); border: 1px solid var(--border);
  color: var(--gd-green); margin-left: .5rem;
}
.badge-date { color: var(--gd-blue); background: #eaf1fa; border-color: #d3e2f3; }
.badge-transcript { color: var(--gd-green-bright); }
.count { color: var(--text-muted); font-size: .9em; font-weight: 400; }

/* ── Stats grid ── */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 1rem; }
.stat-card {
  background: var(--surface); border: 1.5px solid var(--border); border-radius: var(--radius-lg);
  padding: 1.5rem 1.25rem; text-align: center; text-decoration: none;
  transition: border-color .15s, transform .15s, box-shadow .15s;
}
.stat-card:hover { border-color: var(--gd-green-bright); text-decoration: none; transform: translateY(-2px); box-shadow: var(--shadow); }
.stat-card.stat-warn { border-color: #ecd9a0; background: #fdf6e3; }
.stat-num { font-family: var(--display); font-size: 2.25rem; font-weight: 800; color: var(--gd-green); line-height: 1; }
.stat-label { color: var(--text-muted); font-size: .75rem; text-transform: uppercase; letter-spacing: .05em; margin-top: .5rem; font-weight: 600; }

/* ── Detail pages ── */
.detail-header { margin-bottom: 1.5rem; }
.detail-header .document-detail-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: -0.01em;
  margin: 0.25rem 0 0;
}
.detail-chips-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  margin-top: 0.5rem;
}
.detail-chips-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  flex: 1 1 auto;
  min-width: 0;
}
.detail-chips-group .badge { margin-left: 0; }
.detail-chips-row .original-doc-chip {
  margin-left: auto;
  flex-shrink: 0;
}
.original-doc-chip {
  display: inline-flex;
  align-items: center;
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--gd-green);
  white-space: nowrap;
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition: background .15s, border-color .15s, color .15s, box-shadow .15s;
}
.original-doc-chip:hover {
  background: var(--gd-mint);
  border-color: var(--gd-green-bright);
  color: var(--gd-green-bright);
  text-decoration: none;
  box-shadow: var(--shadow);
}
.back-link { display: inline-block; margin-bottom: .75rem; color: var(--text-muted); font-size: .875rem; }
.back-link:hover { color: var(--gd-green); }
.document-back-link {
  font-family: var(--display);
  font-weight: 800;
  font-size: 1rem;
  color: var(--gd-green-bright);
  letter-spacing: -0.02em;
}
.document-back-link:hover {
  color: var(--gd-green);
  text-decoration: underline;
}
.detail-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(400px, 1fr)); gap: 1.5rem; margin-top: 1.5rem; }
.detail-grid section {
  background: var(--surface); border: 1.5px solid var(--border);
  border-radius: var(--radius-lg); padding: 1.25rem;
  box-shadow: var(--shadow-sm);
}
.detail-grid h3 {
  font-size: .8rem; text-transform: uppercase; letter-spacing: .05em;
  color: var(--text-muted); margin-bottom: .75rem; font-weight: 700;
}
.summary-block {
  background: var(--gd-mint); border-left: 3px solid var(--gd-green-bright);
  padding: .85rem 1rem; border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--text);
}
.event-list, .decision-list, .person-list { list-style: none; display: flex; flex-direction: column; gap: .5rem; }
.date-chip {
  display: inline-block; background: var(--gd-sage); border: 1px solid var(--border);
  border-radius: 4px; padding: .1rem .45rem; font-size: .75rem;
  margin-right: .5rem; font-family: var(--mono); color: var(--gd-green);
}
.red-flags { border-color: #e7b8b1 !important; background: #fdf3f3; }
.red-flags h3 { color: var(--danger) !important; }
.alias-list { max-width: 300px; color: var(--text-muted); font-size: .8rem; }

/* ── Claims / red flags ── */
.claim-list { display: flex; flex-direction: column; gap: .75rem; margin-top: .75rem; }
.claim-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: .85rem 1rem;
  box-shadow: var(--shadow-sm);
}
.claim-card p { margin: .25rem 0 0; }
.claim-meta { font-size: .75rem; color: var(--text-muted); }
.red-flag-card { border-color: #e7b8b1; background: #fdf3f3; border-left: 4px solid var(--danger); }
.red-flag-card p { color: var(--danger); }

/* ── Action row ── */
.action-row { display: flex; gap: .75rem; flex-wrap: wrap; margin: 1rem 0; }

/* ── Pagination ── */
.pagination { display: flex; gap: 1rem; align-items: center; margin-top: 1rem; color: var(--text-muted); }

/* ── Login page ── */
.login-page {
  display: flex; align-items: center; justify-content: center; min-height: 100vh;
  background: linear-gradient(135deg, var(--gd-mint) 0%, var(--gd-sage) 100%);
}
.login-card {
  background: var(--surface); border: 1.5px solid var(--border);
  border-radius: var(--radius-lg); padding: 2.5rem; width: 100%; max-width: 420px;
  box-shadow: var(--shadow);
}
.login-card h1 { font-size: 1.75rem; margin-bottom: .25rem; color: var(--gd-green); }
.login-subtitle { color: var(--text-muted); margin-bottom: 1.5rem; font-size: .9rem; }
.login-card label {
  display: block; margin-bottom: .35rem; color: var(--gd-green);
  font-size: .75rem; text-transform: uppercase; letter-spacing: .05em;
  margin-top: 1rem; font-weight: 600;
}
.login-card input {
  width: 100%; padding: .7rem .85rem; background: #fff;
  border: 1.5px solid var(--border); border-radius: var(--radius);
  color: var(--text); font-size: 1rem; margin-bottom: .5rem; font-family: var(--font);
}
.login-card input:focus {
  outline: none; border-color: var(--gd-green-bright);
  box-shadow: 0 0 0 3px rgba(22,116,73,.15);
}
.login-card .btn-primary { width: 100%; margin-top: 1.25rem; padding: .8rem; font-size: 1rem; }

/* ── Two-pane investigation view ── */
.two-pane { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-top: 1.5rem; min-height: 70vh; }
@media (max-width: 900px) { .two-pane { grid-template-columns: 1fr; } }
.pane {
  background: var(--surface); border: 1.5px solid var(--border);
  border-radius: var(--radius-lg); padding: 1.25rem;
  overflow-y: auto; max-height: 80vh; box-shadow: var(--shadow-sm);
}
.pane h3 { font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; color: var(--text-muted); margin-bottom: .75rem; font-weight: 700; }
.step-log { list-style: decimal; padding-left: 1.25rem; font-size: .8rem; color: var(--text-muted); display: flex; flex-direction: column; gap: .4rem; }
.step-log li.warn { color: var(--warn); }
.step-log li.error { color: var(--danger); }
.step-log strong { color: var(--gd-green); }
.step-log small { color: var(--text-muted); opacity: .7; }
.report-panel { font-size: .9rem; line-height: 1.75; color: var(--text); }
.report-panel h1 { font-family: var(--display); font-size: 1.35rem; margin: 1.4rem 0 .6rem; color: var(--gd-green); border-bottom: 1px solid var(--border); padding-bottom: .3rem; }
.report-panel h2 { font-family: var(--display); font-size: 1.15rem; margin: 1.25rem 0 .5rem; color: var(--gd-green); }
.report-panel h3 { font-family: var(--display); font-size: 1.05rem; margin: 1.1rem 0 .45rem; color: var(--gd-green); }
.report-panel h4 { font-family: var(--display); font-size: 1.0rem;  margin: 1.0rem 0 .4rem;  color: var(--gd-green); }
.report-panel h5 { font-size: .95rem; margin: .85rem 0 .35rem; color: var(--text-muted); font-weight: 600; }
.report-panel h6 { font-size: .85rem; margin: .75rem 0 .3rem; color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: .03em; }
.report-panel p  { margin: .55rem 0; }
.report-panel ul, .report-panel ol { margin: .55rem 0 .75rem 1.5rem; padding: 0; }
.report-panel li { margin: .25rem 0; }
.report-panel hr { border: 0; border-top: 1px solid var(--border); margin: 1.25rem 0; }
.report-panel blockquote { border-left: 3px solid var(--gd-green-bright); margin: .75rem 0; padding: .4rem .9rem; background: var(--gd-mint); color: var(--text); }
.report-panel code { font-family: var(--mono); background: var(--gd-mint); padding: 0 .3rem; border-radius: 3px; font-size: .85em; }
.report-panel pre { background: #f5f7f6; border: 1px solid var(--border); padding: .75rem 1rem; border-radius: 6px; overflow-x: auto; font-size: .82rem; }
.report-panel pre code { background: none; padding: 0; }
.report-panel table { border-collapse: collapse; margin: .75rem 0; width: 100%; font-size: .85rem; }
.report-panel th, .report-panel td { border: 1px solid var(--border); padding: .4rem .6rem; text-align: left; }
.report-panel th { background: var(--gd-mint); }
.report-panel strong { font-weight: 700; }
.citation {
  background: var(--gd-mint); border: 1px solid var(--border);
  border-radius: 4px; padding: 0 .3rem; font-size: .8em;
  font-family: var(--mono); color: var(--gd-green-bright);
}
.running-indicator { color: var(--text-muted); font-style: italic; }
.question-block {
  border-left: 3px solid var(--gd-green-bright); padding: .85rem 1rem;
  background: var(--gd-mint); border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--text); font-style: italic; margin: 1rem 0;
}
.cost-summary { font-size: .8rem; color: var(--text-muted); margin-bottom: 1rem; }

/* ── Status badges ── */
.status-badge {
  display: inline-block; padding: .2rem .65rem; border-radius: 999px;
  font-size: .72rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .04em; margin-left: .5rem;
}
.status-running  { background: rgba(22,116,73,.12);  color: var(--gd-green-bright); }
.status-complete { background: rgba(13,71,45,.12);   color: var(--gd-green); }
.status-error    { background: rgba(192,57,43,.12);  color: var(--danger); }
.status-stopped  { background: rgba(90,107,98,.15);  color: var(--text-muted); }
.confidence-badge {
  display: inline-block; padding: .2rem .65rem; border-radius: 999px;
  font-size: .72rem; font-weight: 700; margin-left: .5rem;
  text-transform: uppercase; letter-spacing: .04em;
}
.conf-substantiated { background: rgba(22,116,73,.15);  color: var(--gd-green-bright); }
.conf-probable      { background: rgba(91,143,206,.15); color: var(--gd-blue); }
.conf-possible      { background: rgba(192,138,31,.15); color: var(--warn); }
.conf-insufficient  { background: rgba(90,107,98,.15);  color: var(--text-muted); }
.conf-refuted       { background: rgba(192,57,43,.15);  color: var(--danger); }

/* ── Forms ── */
.inline-form, .new-inv-form {
  display: flex; gap: .5rem; flex-wrap: wrap; align-items: flex-start;
  background: var(--surface); border: 1.5px solid var(--border);
  border-radius: var(--radius-lg); padding: 1.25rem; margin-bottom: 1.5rem;
  box-shadow: var(--shadow-sm);
}
.inline-form input, .new-inv-form textarea, .new-inv-form select {
  background: #fff; border: 1.5px solid var(--border); border-radius: var(--radius);
  color: var(--text); padding: .6rem .85rem; font-family: var(--font); font-size: .9rem;
  transition: border-color .15s, box-shadow .15s;
}
.inline-form input:focus, .new-inv-form textarea:focus, .new-inv-form select:focus {
  outline: none; border-color: var(--gd-green-bright);
  box-shadow: 0 0 0 3px rgba(22,116,73,.15);
}
.new-inv-form { max-width: 1200px; margin-left: auto; margin-right: auto; }
.new-inv-form .form-row { display: flex; gap: .5rem; flex-wrap: wrap; width: 100%; align-items: flex-end; }
.new-inv-form textarea { width: 100%; min-height: 12rem; resize: vertical; font-size: 1rem; line-height: 1.6; }
.new-inv-form select { min-width: 200px; }
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: .75rem; }
.log-panel {
  background: var(--gd-sage); border: 1px solid var(--border);
  border-radius: var(--radius); padding: .85rem; min-height: 40px; max-height: 200px;
  overflow-y: auto; font-family: var(--mono); font-size: .8rem;
  color: var(--text-muted); white-space: pre-wrap;
}

/* ── Aliases / unmapped ── */
.unmapped-panel {
  background: #fdf6e3; border: 1px solid #ecd9a0;
  border-radius: var(--radius-lg); padding: 1.25rem; margin-bottom: 1.5rem;
}
.unmapped-panel h3 { color: #7a5a1a; margin-bottom: .75rem; }

/* ── Mermaid ── */
.mermaid {
  background: var(--gd-sage); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1rem; overflow-x: auto;
}