/* ─────────────────────────────────────────────────────────────────────────────
   poc.css — Light theme for IRS Tax Forms POC
   ───────────────────────────────────────────────────────────────────────────── */

/* ── Design tokens ─────────────────────────────────────────────────────────── */
:root {
  --bg:          #f5f6f8;
  --surface:     #ffffff;
  --surface2:    #f0f2f5;
  --border:      #d8dce6;
  --border2:     #e8eaf0;
  --text:        #1a1f2e;
  --text2:       #3d4660;
  --muted:       #6b7a94;
  --accent:      #155fa0;          /* IRS navy */
  --accent-mid:  #1a73c8;
  --accent-light:#e8f0fb;
  --success:     #1a7a4a;
  --success-bg:  #eaf5ee;
  --warn:        #b45309;
  --warn-bg:     #fff8ed;
  --danger:      #b91c1c;
  --danger-bg:   #fef2f2;
  --low:         #475569;
  --low-bg:      #f1f5f9;

  --header-h:    56px;
  --sidebar-w:   260px;
  --radius:      8px;
  --radius-lg:   12px;
  --font-mono:   'IBM Plex Mono', ui-monospace, monospace;
  --font-sans:   system-ui, -apple-system, sans-serif;
  --shadow-sm:   0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
  --shadow:      0 4px 12px rgba(0,0,0,.1);
}

/* ── Reset & base ──────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}

/* ── Scrollbar ─────────────────────────────────────────────────────────────── */
::-webkit-scrollbar              { width: 6px; height: 6px; }
::-webkit-scrollbar-track        { background: var(--surface2); }
::-webkit-scrollbar-thumb        { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover  { background: var(--muted); }

/* ── Layout shell ──────────────────────────────────────────────────────────── */
.layout {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ── Page-load AI progress bar (full width, top) ────────────────────────────── */
#page-progress {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 10px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-sm);
}
#page-progress.hidden { display: none; }
#page-progress-label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  white-space: nowrap;
}
#page-progress-track {
  flex: 1;
  height: 4px;
  background: var(--border2);
  border-radius: 2px;
  overflow: hidden;
}
#page-progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  width: 0%;
  transition: width 0.35s ease;
}

/* ── Sidebar ──────────────────────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.sidebar-logo {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.sidebar-logo-eyebrow {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 2px;
}
.sidebar-logo-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
}

/* Nav */
#sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 12px 8px;
}

.nav-cat-label {
  font-family: var(--font-mono);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--muted);
  padding: 0 8px;
  margin: 16px 0 6px;
}
.nav-cat-label:first-child { margin-top: 4px; }

.nav-btn {
  width: 100%;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 10px;
  border-radius: var(--radius);
  border: none;
  background: transparent;
  color: var(--text2);
  font-size: 13px;
  cursor: pointer;
  transition: background .15s, color .15s;
  margin-bottom: 1px;
}
.nav-btn:hover   { background: var(--surface2); color: var(--text); }
.nav-btn.active  { background: var(--accent-light); color: var(--accent); font-weight: 600; }

.nav-issue-badge {
  font-family: var(--font-mono);
  font-size: 9px;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--warn-bg);
  color: var(--warn);
  border: 1px solid rgba(180, 83, 9, .2);
  flex-shrink: 0;
  white-space: nowrap;
}

/* Sidebar AI footer */
.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}
.sidebar-footer-label {
  font-family: var(--font-mono);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--muted);
  margin-bottom: 6px;
}
.ai-status-row {
  display: flex;
  align-items: center;
  gap: 7px;
}
#ai-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--muted);
  flex-shrink: 0;
  transition: background .3s;
}
#ai-status-text {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
}
.backend-toggle-row {
  margin-top: 10px;
  display: flex; flex-direction: column; gap: 6px;
}
.backend-toggle-row.hidden { display: none; }
.gpu-info {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.backend-toggle {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 6px; overflow: hidden;
  background: var(--panel, transparent);
}
.backend-toggle button {
  flex: 1;
  background: transparent; color: var(--muted);
  border: 0; border-right: 1px solid var(--border);
  padding: 4px 8px;
  font-family: var(--font-mono); font-size: 10px;
  cursor: pointer; transition: background .15s, color .15s;
}
.backend-toggle button:last-child { border-right: 0; }
.backend-toggle button:hover { color: var(--text); }
.backend-toggle button[aria-pressed="true"] {
  background: var(--accent); color: #fff; cursor: default;
}
.backend-toggle button:disabled { opacity: 0.4; cursor: not-allowed; }
#ai-load-bar {
  margin-top: 6px;
  height: 3px;
  background: var(--border2);
  border-radius: 2px;
  overflow: hidden;
}
#ai-load-bar.hidden { display: none; }
#ai-load-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  width: 0%;
  transition: width .3s ease;
}

/* ── Main content area ────────────────────────────────────────────────────── */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Top bar */
.topbar {
  height: var(--header-h);
  flex-shrink: 0;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  box-shadow: var(--shadow-sm);
}
#form-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}
#ki-detail-btn {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 5px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--accent-mid);
  background: var(--accent-light);
  color: var(--accent);
  cursor: pointer;
  font-weight: 600;
  transition: all .15s;
  white-space: nowrap;
}
#ki-detail-btn:hover {
  background: #d0e6f8;
  border-color: var(--accent);
}
#ki-detail-btn.ki-btn-warn {
  background: var(--warn-bg);
  border-color: rgba(180,83,9,.4);
  color: var(--warn);
}
#ki-detail-btn.ki-btn-warn:hover {
  background: #fef0d8;
  border-color: var(--warn);
}
#ki-detail-btn.ki-btn-ok {
  background: var(--success-bg);
  border-color: rgba(26,122,74,.35);
  color: var(--success);
}
#ki-detail-btn.ki-btn-ok:hover {
  background: #d6f0e1;
  border-color: var(--success);
}

/* ── Form header issues indicator (right side of form header) ─────────────── */
.form-header-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}
.form-issues-indicator {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-shrink: 0;
  padding: 8px 14px;
  border-radius: var(--radius-lg);
  border: 1px solid;
  font-size: 12px;
  font-family: var(--font-mono);
  font-weight: 600;
  margin-top: 4px;
  white-space: nowrap;
}
.form-issues-indicator--warn {
  background: var(--warn-bg);
  border-color: rgba(180,83,9,.25);
  color: var(--warn);
}
.form-issues-indicator--ok {
  background: var(--success-bg);
  border-color: rgba(26,122,74,.2);
  color: var(--success);
}
.form-issues-indicator__icon {
  font-size: 14px;
  line-height: 1;
}

/* Content area: form (left, flex-1) + chat (right, fixed width) */
.content-area {
  flex: 1;
  display: flex;
  overflow: hidden;
}

/* Scrollable body */
.content-scroll {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

/* ── AI analysis banner ────────────────────────────────────────────────────── */
#ai-banner {
  flex-shrink: 0;
  background: var(--accent-light);
  border-bottom: 1px solid var(--border);
  padding: 12px 24px;
}
#ai-banner.hidden { display: none; }
.ai-banner-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}
.ai-banner-label {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--accent);
}
#ai-banner-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
#rerun-btn {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted);
  background: none;
  border: none;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
  transition: color .15s, background .15s;
}
#rerun-btn:hover { color: var(--accent); background: var(--surface); }
#rerun-btn.hidden { display: none; }
#ai-output {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text2);
  line-height: 1.6;
  max-height: 90px;
  overflow-y: auto;
  white-space: pre-wrap;
}
.ai-waiting { color: var(--muted); }
.ai-error   { color: var(--danger); }

/* ── Form area ─────────────────────────────────────────────────────────────── */
.form-scroll-inner {
  padding: 28px 24px 40px;
  max-width: 900px;
  width: 100%;
  margin: 0 auto;
  flex: 1;
}

/* Placeholder */
#form-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--muted);
  text-align: center;
  padding: 40px;
}
#form-placeholder.hidden { display: none; }
.placeholder-icon { font-size: 48px; margin-bottom: 16px; opacity: .4; }
.placeholder-text { font-size: 15px; color: var(--muted); }
.placeholder-sub  { font-size: 12px; color: var(--muted); opacity: .7; margin-top: 6px; font-family: var(--font-mono); }

/* ── Form header ───────────────────────────────────────────────────────────── */
.form-header {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 2px solid var(--border);
}
.form-agency {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--accent);
  margin-bottom: 4px;
}
.form-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}
.form-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
}

/* Form sections */
.form-section { margin-bottom: 28px; }
.section-divider {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.divider-line {
  flex: 1;
  height: 1px;
  background: var(--border);
}
.divider-label {
  font-family: var(--font-mono);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--muted);
  white-space: nowrap;
}

/* Field grid */
.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media (max-width: 640px) { .field-grid { grid-template-columns: 1fr; } }

.field-wrap  { display: flex; flex-direction: column; gap: 5px; }
.field-span2 { grid-column: span 2; }

.field-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4px;
  margin-bottom: 0;
}
.field-ai-btn {
  flex-shrink: 0;
  background: none;
  border: 1px solid transparent;
  border-radius: 4px;
  color: var(--muted);
  cursor: pointer;
  font-size: 11px;
  line-height: 1;
  padding: 2px 5px;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
  opacity: 0;
}
.field-wrap:hover .field-ai-btn,
.field-ai-btn:focus {
  opacity: 1;
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-light);
}
.field-ai-btn:active { transform: scale(0.9); }
.field-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--muted);
  font-family: var(--font-mono);
  user-select: none;
}
.box-badge {
  background: var(--accent-light);
  color: var(--accent);
  border: 1px solid rgba(21,95,160,.2);
  font-size: 9px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 4px;
  white-space: nowrap;
  line-height: 1.4;
}
.field-input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 10px;
  font-size: 13px;
  color: var(--text);
  font-family: var(--font-mono);
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.field-input:focus {
  border-color: var(--accent-mid);
  box-shadow: 0 0 0 3px rgba(26,115,200,.12);
}
.field-input::placeholder { color: var(--border); }
.field-textarea { resize: none; line-height: 1.5; }
.field-select   { cursor: pointer; }
input[type=number]::-webkit-inner-spin-button { opacity: .25; }

/* ── Known Issues panel (always visible) ────────────────────────────────────── */
#ki-panel {
  margin-top: 32px;
  border-top: 2px solid var(--border);
  padding-top: 20px;
}

.ki-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.ki-panel-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}
#ki-count {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 3px 9px;
  border-radius: 20px;
}
.ki-count--warn {
  background: var(--warn-bg);
  color: var(--warn);
  border: 1px solid rgba(180,83,9,.2);
}
.ki-count--none {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid rgba(26,122,74,.2);
}
#ki-list { display: flex; flex-direction: column; gap: 10px; }

/* ── Known issue cards ─────────────────────────────────────────────────────── */
.ki-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border2);
  background: var(--surface);
  padding: 14px 16px;
  box-shadow: var(--shadow-sm);
}
.ki-card--high   { border-left: 3px solid var(--danger); }
.ki-card--medium { border-left: 3px solid var(--warn); }
.ki-card--low    { border-left: 3px solid var(--muted); }

.ki-card-header {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 8px;
}
.ki-card-num {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted);
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 6px;
  flex-shrink: 0;
  line-height: 1.6;
}
.ki-card-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  flex: 1;
  line-height: 1.4;
}
.ki-badge {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 4px;
  flex-shrink: 0;
  letter-spacing: .05em;
}
.ki-badge--high   { background: var(--danger-bg); color: var(--danger); border: 1px solid rgba(185,28,28,.2); }
.ki-badge--medium { background: var(--warn-bg);   color: var(--warn);   border: 1px solid rgba(180,83,9,.2); }
.ki-badge--low    { background: var(--low-bg);    color: var(--low);    border: 1px solid rgba(71,85,105,.2); }

.ki-card-body {
  font-size: 12px;
  color: var(--text2);
  line-height: 1.65;
}
.ki-card-ref {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent);
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border2);
  opacity: .75;
}

.ki-none-msg {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px;
  border-radius: var(--radius-lg);
  background: var(--success-bg);
  border: 1px solid rgba(26,122,74,.15);
  color: var(--success);
  font-size: 13px;
}
.ki-none-icon { font-size: 16px; flex-shrink: 0; }

/* ── Editable known-issue cards ─────────────────────────────────────────────── */
.ki-card--editable .ki-card-title,
.ki-card--editable .ki-card-body {
  outline: none;
  border-radius: 4px;
  transition: background .15s, box-shadow .15s;
  cursor: text;
}
.ki-card--editable .ki-card-title:hover,
.ki-card--editable .ki-card-body:hover {
  background: rgba(0,0,0,.03);
}
.ki-card--editable .ki-card-title:focus,
.ki-card--editable .ki-card-body:focus {
  background: #fff;
  box-shadow: 0 0 0 2px var(--accent-mid);
  padding: 2px 4px;
}
.ki-card--editable .ki-card-body {
  display: block;
  width: 100%;
  font-size: 12px;
  color: var(--text2);
  line-height: 1.65;
  white-space: pre-wrap;
}

/* Re-analyse button inside each card */
.ki-reanalyse-btn {
  margin-left: auto;
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 3px 9px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  cursor: pointer;
  transition: all .15s;
  white-space: nowrap;
}
.ki-reanalyse-btn:hover {
  border-color: var(--accent-mid);
  color: var(--accent);
  background: var(--accent-light);
}

/* Edit hint label that appears on hover */
.ki-card--editable::after {
  content: 'Click title or description to edit';
  display: block;
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--muted);
  opacity: 0;
  margin-top: 6px;
  transition: opacity .2s;
}
.ki-card--editable:hover::after { opacity: .6; }

/* ── Modal ─────────────────────────────────────────────────────────────────── */
#modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0,0,0,.35);
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
  padding: 20px;
}
#modal-overlay.hidden { display: none; }
#modal-overlay.flex   { display: flex; }

.modal-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 560px;
  max-height: 82vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
}
.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 18px 20px 14px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
#modal-title {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.3;
}
.modal-close-btn {
  background: none;
  border: none;
  font-size: 20px;
  color: var(--muted);
  cursor: pointer;
  line-height: 1;
  padding: 0 4px;
  border-radius: 4px;
  transition: color .15s;
  flex-shrink: 0;
  margin-left: 12px;
}
.modal-close-btn:hover { color: var(--text); }
#modal-list {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.modal-empty {
  color: var(--muted);
  font-size: 13px;
  text-align: center;
  padding: 20px 0;
}
.modal-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.modal-footer-note {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted);
}
.modal-footer-close {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 6px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text2);
  cursor: pointer;
  transition: all .15s;
}
.modal-footer-close:hover { border-color: var(--accent); color: var(--accent); }

/* ── Modal footer actions ───────────────────────────────────────────────────── */
.modal-footer-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
.modal-save-btn {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 6px 16px;
  border-radius: var(--radius);
  border: 1px solid var(--success);
  background: var(--success-bg);
  color: var(--success);
  cursor: pointer;
  font-weight: 600;
  transition: all .15s;
}
.modal-save-btn:hover:not(:disabled) { background: var(--success); color: #fff; }
.modal-save-btn:disabled { opacity: .4; cursor: default; }

/* ── Modal sizing for manager (wider) ─────────────────────────────────────── */
#modal-overlay .modal-card {
  max-width: 780px;
}

/* ── Known-issues top strip ─────────────────────────────────────────────────── */
#ki-top-strip {
  margin: 0 24px 12px;
  border-radius: var(--radius-lg);
  padding: 10px 14px;
  font-size: 12px;
}
.ki-top-strip { border: 1px solid var(--border); }
.ki-strip--clean {
  background: var(--success-bg);
  border-color: rgba(26,122,74,.2);
  color: var(--success);
  display: flex;
  align-items: center;
  gap: 8px;
}
.ki-strip--warn {
  background: var(--warn-bg);
  border-color: rgba(180,83,9,.2);
}
.ki-strip-icon--ok  { font-size: 14px; }
.ki-strip-icon--warn { font-size: 14px; color: var(--warn); }
.ki-strip-label { font-weight: 600; }
.ki-strip-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  color: var(--warn);
}
.ki-strip--collapsed .ki-strip-header { margin-bottom: 0; }
.ki-strip-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  overflow: hidden;
  transition: max-height 0.2s ease, opacity 0.2s ease;
  max-height: 200px;
  opacity: 1;
}
.ki-strip--collapsed .ki-strip-chips {
  max-height: 0;
  opacity: 0;
  pointer-events: none;
}
.ki-strip-toggle {
  margin-left: auto;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--warn);
  font-size: 10px;
  padding: 2px 4px;
  border-radius: 3px;
  line-height: 1;
  transition: background 0.15s;
}
.ki-strip-toggle:hover { background: rgba(180,83,9,.1); }
.ki-strip-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2px 10px 2px 4px;
  font-size: 11px;
  color: var(--text2);
  white-space: nowrap;
}

/* ── Nav issue badge ─────────────────────────────────────────────────────────── */
.nav-issue-badge {
  display: inline-block;
  margin-left: auto;
  font-size: 9px;
  font-family: var(--font-mono);
  padding: 1px 6px;
  border-radius: 10px;
  background: var(--warn-bg);
  color: var(--warn);
  border: 1px solid rgba(180,83,9,.2);
  font-weight: 600;
}

/* ── Known Issue Manager modal styles ────────────────────────────────────────── */
.mgr-add-section {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 14px 16px;
  margin-bottom: 8px;
}
.mgr-add-header {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  font-weight: 700;
  font-size: 12px;
  color: var(--accent);
  margin-bottom: 10px;
  font-family: var(--font-mono);
}
.mgr-add-hint {
  font-weight: 400;
  font-size: 11px;
  color: var(--muted);
  font-family: var(--font-sans);
}
.mgr-add-row-top {
  margin-bottom: 8px;
}
.mgr-sev-inline {
  width: auto;
}
.mgr-label {
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.mgr-input {
  font-family: var(--font-sans);
  font-size: 12px;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  outline: none;
  transition: border-color .15s;
  width: 100%;
}
.mgr-input:focus { border-color: var(--accent-mid); }
.mgr-textarea { resize: vertical; min-height: 60px; }
/* Issue groups */
#mgr-issue-groups { display: flex; flex-direction: column; gap: 10px; }
.mgr-group {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.mgr-group-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: var(--surface2);
  border-bottom: 1px solid var(--border);
}
.mgr-group-name { font-weight: 700; font-size: 12px; flex: 1; }
.mgr-group-form-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted);
  background: var(--border2);
  padding: 1px 6px;
  border-radius: 4px;
}
.mgr-group-count {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 1px 8px;
  border-radius: 10px;
  font-weight: 600;
}
.mgr-count--warn { background: var(--warn-bg); color: var(--warn); border: 1px solid rgba(180,83,9,.2); }
.mgr-count--none { background: var(--success-bg); color: var(--success); border: 1px solid rgba(26,122,74,.15); }

.mgr-rows { display: flex; flex-direction: column; }
.mgr-empty-row {
  padding: 10px 14px;
  font-size: 12px;
  color: var(--success);
  background: var(--success-bg);
}

/* Issue rows */
.mgr-row {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border2);
}
.mgr-row:last-child { border-bottom: none; }
.mgr-row--high  { border-left: 3px solid var(--danger); }
.mgr-row--medium { border-left: 3px solid var(--warn); }
.mgr-row--low   { border-left: 3px solid var(--low); }

.mgr-row-top {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}
.mgr-sev-select {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text2);
  cursor: pointer;
  flex-shrink: 0;
}
.mgr-row-title {
  flex: 1;
  font-size: 12px;
  font-weight: 600;
  outline: none;
  border-radius: 4px;
  padding: 1px 4px;
  transition: background .15s;
}
.mgr-row-title:focus { background: var(--accent-light); }
.mgr-delete-btn {
  flex-shrink: 0;
  background: none;
  border: 1px solid transparent;
  color: var(--muted);
  font-size: 16px;
  line-height: 1;
  width: 22px;
  height: 22px;
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all .15s;
}
.mgr-delete-btn:hover { border-color: var(--danger); color: var(--danger); background: var(--danger-bg); }
.mgr-row-body {
  font-size: 12px;
  color: var(--text2);
  outline: none;
  border-radius: 4px;
  padding: 2px 4px;
  line-height: 1.6;
  white-space: pre-wrap;
  display: block;
  width: 100%;
  transition: background .15s;
}
.mgr-row-body:focus { background: var(--accent-light); }
.mgr-row-ref {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted);
  margin-top: 4px;
  outline: none;
}

/* ── Known Issue Manager — AI Form Detector ──────────────────────────────────── */
.mgr-detect-section {
  background: linear-gradient(135deg, #f0f4ff 0%, #f8f0fb 100%);
  border: 1px solid #c8d5f0;
  border-radius: var(--radius-lg);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.mgr-detect-header {
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.mgr-detect-title {
  font-weight: 700;
  font-size: 12px;
  font-family: var(--font-mono);
  color: #4c2e8a;
}
.mgr-detect-sub {
  font-size: 11px;
  color: var(--muted);
}
.mgr-detect-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}
.mgr-detect-sev-sel { width: auto; flex-shrink: 0; }
.mgr-detect-btn {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  padding: 7px 16px;
  border-radius: var(--radius);
  border: 1px solid #7c3aed;
  background: #7c3aed;
  color: #fff;
  cursor: pointer;
  transition: all .15s;
}
.mgr-detect-btn:hover:not(:disabled) { background: #6d28d9; border-color: #6d28d9; }
.mgr-detect-btn:disabled { opacity: .5; cursor: default; }

/* Thinking / streaming state */
.mgr-detect-thinking {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 11px;
  color: var(--muted);
  font-family: var(--font-mono);
}
.mgr-detect-spinner {
  width: 12px; height: 12px;
  border: 2px solid #c4b5fd;
  border-top-color: #7c3aed;
  border-radius: 50%;
  animation: spin .7s linear infinite;
  flex-shrink: 0;
  margin-top: 1px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.mgr-detect-raw {
  white-space: pre-wrap;
  color: #7c3aed;
  line-height: 1.5;
}

/* Results area */
.mgr-detect-results {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.mgr-detect-results.hidden { display: none; }
.mgr-detect-none {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--success-bg);
  border: 1px solid rgba(26,122,74,.15);
  border-radius: var(--radius);
  color: var(--success);
  font-size: 12px;
}
.mgr-detect-error {
  color: var(--danger);
  font-size: 12px;
  padding: 8px 12px;
  background: var(--danger-bg);
  border-radius: var(--radius);
  border: 1px solid rgba(185,28,28,.15);
}
.mgr-detect-result-header {
  font-size: 12px;
  color: var(--text2);
  padding: 6px 0 2px;
}
.mgr-detect-checks {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.mgr-detect-check-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: background .12s;
}
.mgr-detect-check-row:hover { background: var(--accent-light); }
.mgr-detect-cb { accent-color: #7c3aed; width: 14px; height: 14px; cursor: pointer; }
.mgr-detect-form-name { font-size: 12px; font-weight: 600; flex: 1; }
.mgr-detect-form-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted);
  background: var(--surface2);
  padding: 1px 6px;
  border-radius: 4px;
}
.mgr-detect-confirm-row {
  display: flex;
  gap: 8px;
  align-items: center;
  padding-top: 4px;
}
.mgr-detect-confirm-row .mgr-input { flex: 1; font-size: 12px; }
.mgr-detect-confirm {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--success);
  background: var(--success-bg);
  color: var(--success);
  cursor: pointer;
  transition: all .15s;
  white-space: nowrap;
}
.mgr-detect-confirm:hover { background: var(--success); color: #fff; }

/* ── Chat panel ─────────────────────────────────────────────────────────────── */
.chat-panel {
  width: 320px;
  flex-shrink: 0;
  border-left: 1px solid var(--border);
  background: var(--surface);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.chat-panel.hidden { display: none; }

.chat-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--surface2);
  flex-shrink: 0;
}
.chat-header-icon { font-size: 14px; }
#chat-header-title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
}

/* Mode selector bar */
.chat-mode-bar {
  display: flex;
  gap: 4px;
  padding: 6px 10px;
  background: var(--surface2);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.chat-mode-btn {
  flex: 1;
  padding: 4px 0;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--surface);
  color: var(--muted);
  cursor: pointer;
  transition: all 0.15s;
}
.chat-mode-btn:hover { color: var(--text); border-color: var(--accent-mid); }
.chat-mode-btn--active {
  background: var(--accent-light);
  border-color: var(--accent);
  color: var(--accent);
}

/* Message list */
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Bubbles */
.chat-bubble {
  max-width: 92%;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.chat-bubble--user {
  align-self: flex-end;
  align-items: flex-end;
}
.chat-bubble--assistant {
  align-self: flex-start;
  align-items: flex-start;
}
.chat-bubble-text {
  padding: 8px 11px;
  border-radius: 12px;
  font-size: 12px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}
.chat-bubble--user .chat-bubble-text {
  background: var(--accent);
  color: #fff;
  border-bottom-right-radius: 3px;
}
.chat-bubble--assistant .chat-bubble-text {
  background: var(--surface2);
  color: var(--text);
  border: 1px solid var(--border2);
  border-bottom-left-radius: 3px;
}
.chat-bubble-text--streaming {
  opacity: .6;
  font-style: italic;
}

/* Source badge */
.chat-source {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 10px;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.chat-source--qa {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid rgba(26,122,74,.2);
}
.chat-source--model {
  background: var(--low-bg);
  color: var(--low);
  border: 1px solid rgba(71,85,105,.2);
}

/* Input row */
.chat-input-row {
  flex-shrink: 0;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: flex-end;
  gap: 6px;
  padding: 8px 10px;
  background: var(--surface);
}
.chat-input {
  flex: 1;
  font-family: var(--font-sans);
  font-size: 12px;
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface2);
  color: var(--text);
  resize: none;
  outline: none;
  line-height: 1.5;
  transition: border-color .15s;
}
.chat-input:focus { border-color: var(--accent-mid); background: #fff; }
.chat-send-btn {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: var(--accent);
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .15s;
  line-height: 1;
}
.chat-send-btn:hover { background: var(--accent-mid); }
.chat-send-btn:disabled { background: var(--border); cursor: default; }

/* ── Responsive layout: tablet + mobile ─────────────────────────────────── */
@media (max-width: 1024px) {
  .sidebar { width: 224px; }
  .chat-panel { width: 300px; }
  .topbar { padding: 0 16px; }
  #ai-banner { padding: 10px 16px; }
  #ki-top-strip { margin: 0 16px 10px; }
  .form-scroll-inner { padding: 22px 16px 28px; }
}

/* ── Mobile-only elements hidden on desktop ──────────────────────────────── */
#sidebar-toggle-btn,
#chat-open-btn,
.sidebar-close-btn,
.chat-close-btn  { display: none; }

#sidebar-backdrop,
#chat-backdrop   { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.45); }

/* ── Mobile: sidebar drawer + chat modal (≤860px) ────────────────────────── */
@media (max-width: 860px) {

  /* Show mobile controls */
  #sidebar-toggle-btn,
  #chat-open-btn { display: flex; }
  .sidebar-close-btn,
  .chat-close-btn { display: flex; }

  /* Icon button shared base */
  .topbar-mobile-btn {
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--text);
    font-size: 18px;
    cursor: pointer;
    flex-shrink: 0;
    transition: background .15s;
  }
  .topbar-mobile-btn:hover { background: var(--surface2); }

  /* Topbar: keep single row */
  .topbar { padding: 0 10px; gap: 8px; }
  #form-title {
    flex: 1;
    min-width: 0;
    font-size: 13px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  /* ── Sidebar: fixed slide-in drawer from left ──────────────────────────── */
  .sidebar {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: min(280px, 85vw);
    height: 100vh;
    z-index: 300;
    transform: translateX(-100%);
    transition: transform .28s cubic-bezier(.4,0,.2,1);
    border-right: 1px solid var(--border);
    box-shadow: 4px 0 20px rgba(0,0,0,.15);
    overflow-y: auto;
    overflow-x: hidden;
  }
  .sidebar--open { transform: translateX(0); }

  .sidebar-logo {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: 14px 12px;
  }
  .sidebar-close-btn {
    background: none;
    border: none;
    font-size: 22px;
    line-height: 1;
    color: var(--muted);
    cursor: pointer;
    padding: 0 4px;
    border-radius: 4px;
    align-self: flex-start;
    transition: color .15s;
  }
  .sidebar-close-btn:hover { color: var(--text); }

  /* Vertical nav list inside drawer */
  #sidebar-nav {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 12px 8px;
    display: block;
    white-space: normal;
  }
  .nav-cat-label { display: block; }
  .nav-btn {
    width: 100%;
    border: none;
    border-radius: var(--radius);
    padding: 7px 10px;
    white-space: normal;
    flex-shrink: unset;
    margin-bottom: 1px;
  }

  /* Backdrops */
  #sidebar-backdrop.visible { display: block; z-index: 299; }
  #chat-backdrop.visible    { display: block; z-index: 289; }

  /* Layout: main-content fills full width (sidebar out of flow) */
  .layout        { overflow: hidden; height: 100vh; }
  .main-content  { overflow: hidden; }
  .content-area  { overflow: hidden; }
  .content-scroll { overflow-y: auto; }

  /* ── Chat panel: fixed slide-in from right ─────────────────────────────── */
  .chat-panel {
    position: fixed;
    top: 0; right: 0; bottom: 0;
    width: min(360px, 100vw);
    height: 100vh;
    z-index: 290;
    transform: translateX(100%);
    transition: transform .28s cubic-bezier(.4,0,.2,1);
    border-left: 1px solid var(--border);
    box-shadow: -4px 0 20px rgba(0,0,0,.15);
  }
  .chat-panel.chat--mobile-open { transform: translateX(0); }

  /* Close btn inside chat header */
  .chat-close-btn {
    background: none;
    border: none;
    font-size: 22px;
    line-height: 1;
    color: var(--muted);
    cursor: pointer;
    margin-left: auto;
    padding: 0 4px;
    border-radius: 4px;
    align-self: center;
    transition: color .15s;
  }
  .chat-close-btn:hover { color: var(--text); }

  /* Field AI btn always visible on mobile (hover not reliable on touch) */
  .field-ai-btn { opacity: 1 !important; }

  /* Form layout tidying */
  .form-scroll-inner { padding: 18px 14px 28px; }
  .form-header-top { flex-direction: column; gap: 10px; }
  .form-issues-indicator { margin-top: 0; }
}

@media (max-width: 640px) {
  #page-progress { padding: 8px 10px; gap: 8px; }
  #page-progress-label { font-size: 10px; }

  .topbar { padding: 8px 10px; height: auto; min-height: var(--header-h); }

  #ki-detail-btn { font-size: 10px; padding: 4px 10px; white-space: nowrap; }

  .field-span2 { grid-column: span 1; }

  #ai-banner,
  .form-scroll-inner { padding-left: 12px; padding-right: 12px; }

  #ki-top-strip { margin: 0 12px 10px; }

  .placeholder-icon { font-size: 40px; }
  .placeholder-text { font-size: 14px; }

  .chat-panel { width: 100vw; }
  .chat-input-row { padding: 8px; }
}

/* ── Utilities ─────────────────────────────────────────────────────────────── */
.hidden { display: none !important; }

@keyframes blink { 0%,100%{opacity:1} 50%{opacity:.25} }
.blink { animation: blink 1.2s ease-in-out infinite; }