/* ═══════════════════════════════════════════════
   MetaCode — Design System
   Palette: Deep navy sidebar · Blue-tinted bg ·
            Violet=AI · Teal=Human · Blue=brand
   ═══════════════════════════════════════════════ */

:root {
  /* Brand */
  --blue:       #2563EB;
  --blue-lt:    #EFF6FF;
  --blue-mid:   #BFDBFE;
  --violet:     #7C3AED;
  --violet-lt:  #F5F3FF;
  --violet-mid: #DDD6FE;
  --teal:       #0D9488;
  --teal-lt:    #F0FDFA;
  --teal-mid:   #99F6E4;
  --amber:      #F59E0B;
  --amber-lt:   #FFFBEB;

  /* Backgrounds */
  --bg-app:     #EEF2FF;
  --bg-surface: #FFFFFF;
  --bg-muted:   #F8FAFF;
  --bg-sidebar: #0F172A;
  --bg-sb-hover:#1E293B;
  --bg-sb-act:  #1E3A5F;

  /* Text */
  --tx-primary: #0F172A;
  --tx-second:  #475569;
  --tx-muted:   #94A3B8;
  --tx-inverse: #FFFFFF;
  --tx-ai:      #7C3AED;
  --tx-human:   #0D9488;
  --tx-sb:      #94A3B8;
  --tx-sb-act:  #FFFFFF;

  /* Status */
  --success: #10B981;
  --warning: #F59E0B;
  --error:   #EF4444;
  --info:    #3B82F6;

  /* Borders */
  --border:   #E2E8F0;
  --border-f: #2563EB;

  /* Shadows */
  --sh-sm: 0 1px 2px rgba(0,0,0,.05);
  --sh-md: 0 4px 6px rgba(0,0,0,.06), 0 1px 3px rgba(0,0,0,.04);
  --sh-lg: 0 10px 15px rgba(0,0,0,.07), 0 4px 6px rgba(0,0,0,.05);

  /* Layout */
  --sidebar-w: 230px;
  --topbar-h:  56px;
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;

  /* Fonts */
  --f-display: 'Space Grotesk', system-ui, sans-serif;
  --f-body:    'Inter', system-ui, sans-serif;
  --f-mono:    'JetBrains Mono', monospace;
}

/* ── Reset ──────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { height: 100%; font-size: 15px; }
body { height: 100%; font-family: var(--f-body); background: var(--bg-app);
  color: var(--tx-primary); -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; font-size: inherit; }
svg { flex-shrink: 0; }

/* ── Layout ─────────────────────────────────── */
.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  height: 100vh;
  overflow: hidden;
}

/* ── Sidebar ─────────────────────────────────── */
.sidebar {
  background: var(--bg-sidebar);
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow-y: auto;
  overflow-x: hidden;
  position: sticky;
  top: 0;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 18px 16px;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.brand-mark {
  width: 36px; height: 36px;
  background: #1d1d1d;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}
.brand-mark img { width: 100%; height: 100%; object-fit: cover; display: block; }
.brand-name { font-family: var(--f-display); font-weight: 700; font-size: 15px; color: #fff; }
.brand-sub  { font-size: 11px; color: var(--tx-sb); margin-top: 1px; }

.sidebar-nav { flex: 1; padding: 12px 8px; }

.nav-group { margin-bottom: 20px; }
.nav-group-label {
  font-size: 10px; font-weight: 600; letter-spacing: .08em;
  text-transform: uppercase; color: var(--tx-muted);
  padding: 4px 10px 6px;
}

.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: var(--r-md);
  font-size: 13.5px; font-weight: 500; color: var(--tx-sb);
  transition: background .15s, color .15s;
  position: relative; white-space: nowrap;
}
.nav-item:hover { background: var(--bg-sb-hover); color: #e2e8f0; }
.nav-item.active { background: var(--bg-sb-act); color: var(--tx-sb-act); }
.nav-item.active .nav-icon { stroke: #93C5FD; }

.nav-icon { width: 16px; height: 16px; stroke: currentColor; flex-shrink: 0; }

.nav-pill {
  margin-left: auto; font-size: 10px; font-weight: 700;
  padding: 2px 6px; border-radius: 99px;
  letter-spacing: .04em;
}
.ai-pill { background: rgba(124,58,237,.4); color: #C4B5FD; }

.sidebar-footer {
  padding: 12px 18px;
  border-top: 1px solid rgba(255,255,255,.06);
  font-size: 12px; color: var(--tx-muted);
}
.sidebar-stat-num { color: #94A3B8; font-weight: 600; }

/* ── Main content ────────────────────────────── */
.main-content {
  display: flex; flex-direction: column;
  overflow: hidden; height: 100vh;
}

.topbar {
  height: var(--topbar-h); flex-shrink: 0;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  gap: 16px;
}
.topbar-title {
  font-family: var(--f-display); font-size: 16px;
  font-weight: 600; color: var(--tx-primary);
}
.topbar-right { display: flex; align-items: center; gap: 16px; }
.api-status {
  display: flex; align-items: center; gap: 7px;
  font-size: 12.5px; color: var(--tx-second);
}
.status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--error); flex-shrink: 0;
  transition: background .3s;
}
.status-dot.connected { background: var(--success); }
.topbar-project {
  font-size: 12.5px; color: var(--tx-muted);
  font-family: var(--f-mono);
  max-width: 180px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

.view-container {
  flex: 1; overflow-y: auto;
  padding: 28px 28px;
}

/* ── Shared view components ──────────────────── */
.view-header {
  display: flex; align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 24px; gap: 16px;
}
.view-title {
  font-family: var(--f-display); font-size: 22px;
  font-weight: 700; color: var(--tx-primary); line-height: 1.2;
}
.view-subtitle { font-size: 13.5px; color: var(--tx-second); margin-top: 4px; }
.view-actions { display: flex; gap: 10px; flex-shrink: 0; }

/* Cards */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 22px 24px;
  box-shadow: var(--sh-sm);
}
.card-title {
  font-family: var(--f-display); font-size: 14px;
  font-weight: 600; color: var(--tx-primary);
  margin-bottom: 14px;
}
.card-grid { display: grid; gap: 16px; }
.card-grid-2 { grid-template-columns: 1fr 1fr; }
.card-grid-3 { grid-template-columns: repeat(3, 1fr); }
.card-grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Stat cards */
.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 20px;
  box-shadow: var(--sh-sm);
}
.stat-num {
  font-family: var(--f-display); font-size: 32px;
  font-weight: 700; color: var(--tx-primary); line-height: 1;
}
.stat-label { font-size: 13px; color: var(--tx-second); margin-top: 4px; }
.stat-sub   { font-size: 11px; color: var(--tx-muted); margin-top: 6px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 8px 16px; border-radius: var(--r-md);
  font-size: 13.5px; font-weight: 500;
  transition: all .15s; white-space: nowrap;
  line-height: 1;
}
.btn-primary {
  background: var(--blue); color: #fff; border: 1px solid var(--blue);
}
.btn-primary:hover { background: #1D4ED8; border-color: #1D4ED8; }
.btn-secondary {
  background: var(--bg-surface); color: var(--tx-primary);
  border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--bg-muted); }
.btn-violet {
  background: var(--violet); color: #fff; border: 1px solid var(--violet);
}
.btn-violet:hover { background: #6D28D9; }
.btn-teal {
  background: var(--teal); color: #fff; border: 1px solid var(--teal);
}
.btn-teal:hover { background: #0F766E; }
.btn-danger {
  background: var(--error); color: #fff; border: 1px solid var(--error);
}
.btn-danger:hover { background: #DC2626; }
.btn-ghost {
  background: transparent; color: var(--tx-second);
  border: 1px solid transparent;
  padding: 6px 12px;
}
.btn-ghost:hover { background: var(--bg-muted); border-color: var(--border); }
.btn-sm { padding: 5px 12px; font-size: 12.5px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* Forms */
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-label {
  font-size: 13px; font-weight: 500; color: var(--tx-primary);
}
.form-label span { color: var(--tx-muted); font-weight: 400; }
.form-input, .form-select, .form-textarea {
  width: 100%; padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--bg-surface);
  color: var(--tx-primary);
  font-size: 13.5px;
  transition: border-color .15s, box-shadow .15s;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--border-f);
  box-shadow: 0 0 0 3px rgba(37,99,235,.1);
}
.form-textarea { min-height: 90px; resize: vertical; }
.form-hint { font-size: 12px; color: var(--tx-muted); }
.form-error { font-size: 12px; color: var(--error); }

/* Tables */
.table-wrap { overflow-x: auto; border-radius: var(--r-md); }
.table {
  width: 100%; border-collapse: collapse; font-size: 13.5px;
}
.table th {
  background: var(--bg-muted); text-align: left;
  padding: 10px 14px; font-weight: 600; font-size: 12.5px;
  color: var(--tx-second); border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.table td {
  padding: 11px 14px; border-bottom: 1px solid #F1F5F9;
  vertical-align: middle;
}
.table tr:last-child td { border-bottom: none; }
.table tbody tr:hover { background: var(--bg-muted); }

/* Badges */
.badge {
  display: inline-flex; align-items: center;
  padding: 3px 8px; border-radius: 99px;
  font-size: 11.5px; font-weight: 600; white-space: nowrap;
}
.badge-blue   { background: var(--blue-lt); color: var(--blue); }
.badge-violet { background: var(--violet-lt); color: var(--violet); }
.badge-teal   { background: var(--teal-lt); color: var(--teal); }
.badge-amber  { background: var(--amber-lt); color: #92400E; }
.badge-gray   { background: #F1F5F9; color: var(--tx-second); }
.badge-green  { background: #ECFDF5; color: var(--success); }
.badge-red    { background: #FEF2F2; color: var(--error); }

/* Progress bar */
.progress-wrap { height: 6px; background: var(--border); border-radius: 99px; overflow: hidden; }
.progress-bar  { height: 100%; border-radius: 99px; transition: width .3s ease; }

/* Empty state */
.empty-state {
  text-align: center; padding: 60px 24px;
}
.empty-icon {
  width: 56px; height: 56px; margin: 0 auto 16px;
  background: var(--bg-muted); border-radius: var(--r-lg);
  display: flex; align-items: center; justify-content: center;
}
.empty-icon svg { width: 26px; height: 26px; stroke: var(--tx-muted); }
.empty-title { font-family: var(--f-display); font-weight: 600; font-size: 16px; color: var(--tx-primary); }
.empty-sub   { font-size: 13.5px; color: var(--tx-second); margin-top: 6px; max-width: 360px; margin-inline: auto; }
.empty-state .btn { margin-top: 20px; }

/* Tags */
.tag {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 9px; border-radius: 99px;
  font-size: 12px; font-weight: 500;
  background: var(--bg-muted); color: var(--tx-second);
  border: 1px solid var(--border);
}

/* Upload zone */
.upload-zone {
  border: 2px dashed var(--border); border-radius: var(--r-lg);
  padding: 40px; text-align: center;
  transition: border-color .2s, background .2s;
  cursor: pointer;
}
.upload-zone:hover, .upload-zone.drag-over {
  border-color: var(--blue); background: var(--blue-lt);
}
.upload-zone input { display: none; }
.upload-icon { width: 40px; height: 40px; margin: 0 auto 12px; stroke: var(--tx-muted); }
.upload-title { font-weight: 600; font-size: 14px; color: var(--tx-primary); }
.upload-sub   { font-size: 13px; color: var(--tx-second); margin-top: 4px; }

/* ── Dashboard ───────────────────────────────── */
.dash-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; margin-bottom: 24px; }
.dash-lower { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.dash-stat-icon {
  width: 40px; height: 40px; border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 12px;
}
.dash-stat-icon svg { width: 20px; height: 20px; stroke: #fff; }

/* ── Codebook ────────────────────────────────── */
.codebook-list { display: flex; flex-direction: column; gap: 12px; }
.dim-card {
  background: var(--bg-surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 16px 20px;
  box-shadow: var(--sh-sm);
}
.dim-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.dim-name { font-family: var(--f-display); font-weight: 600; font-size: 14.5px; }
.dim-desc { font-size: 13px; color: var(--tx-second); margin-top: 3px; }
.dim-codes { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.dim-code {
  padding: 4px 10px; border-radius: 99px;
  font-size: 12.5px; font-weight: 500;
  background: var(--bg-muted); border: 1px solid var(--border);
}
.dim-code .code-id { font-family: var(--f-mono); font-size: 11px; color: var(--tx-muted); margin-right: 4px; }
.dim-actions { display: flex; gap: 6px; flex-shrink: 0; }

/* ── AI Coding ───────────────────────────────── */
.coding-controls {
  background: var(--bg-surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 20px 24px; margin-bottom: 20px;
  box-shadow: var(--sh-sm);
}
.coding-progress {
  display: flex; align-items: center; gap: 14px; margin-top: 14px;
}
.progress-label { font-size: 13px; color: var(--tx-second); white-space: nowrap; }
.progress-wrap  { flex: 1; }

.post-table-wrap { background: var(--bg-surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--sh-sm); }

.code-chip {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 8px; border-radius: 99px; font-size: 12px; font-weight: 500;
}
.code-chip.ai   { background: var(--violet-lt); color: var(--violet); }
.code-chip.human{ background: var(--teal-lt); color: var(--teal); }
.code-chip.conf { background: var(--bg-muted); color: var(--tx-second); font-family: var(--f-mono); font-size: 11px; }

/* Reasoning popover */
.reasoning-btn {
  background: none; border: none; cursor: pointer;
  color: var(--tx-muted); font-size: 14px;
  transition: color .15s;
}
.reasoning-btn:hover { color: var(--violet); }

/* ── Human Coding ────────────────────────────── */
/* minmax(0, 1fr): a plain 1fr track can't shrink below its content's
   min-content width, so long post text (no-wrap list rows, long URLs) used
   to widen the page and push the coding panel off-screen to the right. */
.hc-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 20px; }
.hc-layout > * { min-width: 0; }

.post-card {
  background: var(--bg-surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 24px; box-shadow: var(--sh-sm);
}
.post-meta { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.post-author {
  font-weight: 600; font-size: 13.5px;
}
.post-time { font-size: 12px; color: var(--tx-muted); }
.post-text {
  font-size: 15px; line-height: 1.65; color: var(--tx-primary);
  white-space: pre-wrap;            /* keep the post's own paragraphs */
  overflow-wrap: anywhere;          /* break long URLs / unbroken words */
  max-height: 60vh; overflow-y: auto; /* very long posts scroll inside the card */
}
.post-engagement {
  display: flex; gap: 14px; margin-top: 16px; padding-top: 14px;
  border-top: 1px solid var(--border); flex-wrap: wrap;
}
.eng-item { display: flex; align-items: center; gap: 5px; font-size: 12.5px; color: var(--tx-second); }
.eng-item svg { width: 14px; height: 14px; stroke: var(--tx-muted); }

.coding-panel {
  background: var(--bg-surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--sh-sm);
  position: sticky; top: 0; max-height: calc(100vh - var(--topbar-h) - 56px);
  display: flex; flex-direction: column;
}
.cp-head {
  padding: 14px 18px; border-bottom: 1px solid var(--border);
  font-family: var(--f-display); font-weight: 600; font-size: 13.5px;
  background: var(--bg-muted);
}
.cp-body { flex: 1; overflow-y: auto; padding: 16px; }
.cp-dim { margin-bottom: 16px; }
.cp-dim-label { font-size: 12.5px; font-weight: 600; color: var(--tx-primary); margin-bottom: 6px; }
.cp-dim-desc  { font-size: 12px; color: var(--tx-muted); margin-bottom: 8px; }
.cp-codes { display: flex; flex-direction: column; gap: 5px; }
.cp-code-btn {
  text-align: left; padding: 7px 11px; border-radius: var(--r-sm);
  border: 1px solid var(--border); font-size: 13px;
  background: var(--bg-surface); color: var(--tx-primary);
  transition: all .15s; cursor: pointer;
}
.cp-code-btn:hover { border-color: var(--teal); background: var(--teal-lt); color: var(--teal); }
.cp-code-btn.selected { border-color: var(--teal); background: var(--teal); color: #fff; font-weight: 500; }
.cp-ai-hint {
  font-size: 11.5px; color: var(--violet); margin-top: 5px;
  display: flex; align-items: center; gap: 4px;
}

.cp-foot {
  padding: 12px 16px; border-top: 1px solid var(--border);
  background: var(--bg-muted); display: flex; gap: 8px;
}

.hc-nav {
  display: flex; align-items: center; gap: 12px;
  background: var(--bg-surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 14px 20px;
  margin-bottom: 20px; box-shadow: var(--sh-sm);
}
.hc-nav-info { flex: 1; }
.hc-progress { font-size: 13px; color: var(--tx-second); }
.hc-counter  { font-family: var(--f-display); font-weight: 700; font-size: 18px; }

/* Post list in human coding */
.post-list { display: flex; flex-direction: column; gap: 1px; overflow: hidden; }
.post-list-item {
  display: flex; align-items: center; gap: 12px; padding: 10px 14px;
  cursor: pointer; transition: background .12s; border-bottom: 1px solid #F1F5F9;
  font-size: 13px;
}
.post-list-item:hover { background: var(--bg-muted); }
.post-list-item.active { background: var(--blue-lt); }
.pli-id { font-family: var(--f-mono); font-size: 11px; color: var(--tx-muted); min-width: 32px; }
.pli-text { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pli-status { flex-shrink: 0; }

/* ── Reliability ─────────────────────────────── */
.rel-header-cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin-bottom: 24px; }
.rel-metric {
  text-align: center; padding: 24px 16px;
  background: var(--bg-surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); box-shadow: var(--sh-sm);
}
.rel-metric-val {
  font-family: var(--f-display); font-size: 36px;
  font-weight: 700; line-height: 1;
}
.rel-metric-val.good  { color: var(--success); }
.rel-metric-val.fair  { color: var(--warning); }
.rel-metric-val.poor  { color: var(--error); }
.rel-metric-val.na    { color: var(--tx-muted); }
.rel-metric-name { font-size: 13px; color: var(--tx-second); margin-top: 6px; }
.rel-metric-desc { font-size: 11.5px; color: var(--tx-muted); margin-top: 4px; }

/* Kappa gauge */
.kappa-gauge { position: relative; display: inline-block; }
.gauge-track { fill: none; stroke: var(--border); stroke-width: 10; }
.gauge-fill  { fill: none; stroke-width: 10; stroke-linecap: round;
  transition: stroke-dasharray .6s ease; }

/* Confusion matrix */
.conf-matrix { border-collapse: collapse; font-size: 13px; }
.conf-matrix th, .conf-matrix td {
  padding: 8px 12px; text-align: center;
  border: 1px solid var(--border); min-width: 60px;
}
.conf-matrix th { background: var(--bg-muted); font-weight: 600; font-size: 12px; }
.conf-matrix .cell-diagonal { font-weight: 700; }
.conf-matrix .row-label { text-align: right; font-weight: 500; color: var(--teal); }
.conf-matrix .col-label { font-weight: 500; color: var(--violet); }

/* ── Network ─────────────────────────────────── */
.network-wrap { position: relative; }
#network-svg {
  width: 100%; border-radius: var(--r-lg);
  background: var(--bg-surface); border: 1px solid var(--border);
  box-shadow: var(--sh-sm);
}
.network-tooltip {
  position: absolute; background: var(--tx-primary); color: #fff;
  padding: 8px 12px; border-radius: var(--r-md); font-size: 12.5px;
  pointer-events: none; z-index: 100; white-space: nowrap;
  box-shadow: var(--sh-md); transition: opacity .15s;
}
.network-controls {
  display: flex; gap: 10px; margin-bottom: 14px; align-items: center;
}
.net-legend { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 10px; }
.net-legend-item { display: flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--tx-second); }
.net-legend-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }

/* ── Metrics (engagement & coding charts) ────── */
.chart-card {
  background: var(--bg-surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 20px 24px; box-shadow: var(--sh-sm);
}
.chart-card-title { font-family: var(--f-display); font-weight: 600; font-size: 14px; margin-bottom: 16px; }
.chart-wrap { position: relative; }

/* ── Export ──────────────────────────────────── */
.export-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.export-card {
  background: var(--bg-surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 22px 24px; box-shadow: var(--sh-sm);
}
.export-icon {
  width: 44px; height: 44px; border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 12px;
}
.export-icon svg { width: 22px; height: 22px; stroke: #fff; }
.export-name { font-family: var(--f-display); font-weight: 600; font-size: 14.5px; }
.export-desc { font-size: 13px; color: var(--tx-second); margin-top: 4px; line-height: 1.5; }

/* ── Modal ───────────────────────────────────── */
.modal-backdrop {
  display: none; /* hidden by default — toggled via .is-open */
  position: fixed; inset: 0; background: rgba(0,0,0,.45);
  align-items: center; justify-content: center;
  z-index: 1000; backdrop-filter: blur(2px);
}
.modal-backdrop.is-open {
  display: flex;
}
.modal {
  background: var(--bg-surface); border-radius: var(--r-lg);
  width: min(600px, 96vw); max-height: 88vh;
  display: flex; flex-direction: column; box-shadow: var(--sh-lg);
}
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 24px; border-bottom: 1px solid var(--border);
}
.modal-title { font-family: var(--f-display); font-weight: 700; font-size: 16px; }
.modal-x { font-size: 16px; color: var(--tx-muted); transition: color .15s; width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; border-radius: var(--r-sm); }
.modal-x:hover { color: var(--tx-primary); background: var(--bg-muted); }
.modal-body { padding: 22px 24px; overflow-y: auto; flex: 1; }
.modal-foot {
  display: flex; justify-content: flex-end; gap: 10px;
  padding: 16px 24px; border-top: 1px solid var(--border);
  background: var(--bg-muted); border-radius: 0 0 var(--r-lg) var(--r-lg);
}

/* ── Notifications ───────────────────────────── */
.notif-stack {
  position: fixed; bottom: 24px; right: 24px;
  display: flex; flex-direction: column; gap: 8px; z-index: 2000;
  pointer-events: none;
}
.notif {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px; border-radius: var(--r-md);
  background: var(--tx-primary); color: #fff;
  font-size: 13.5px; font-weight: 500;
  box-shadow: var(--sh-lg); pointer-events: all;
  animation: slideUp .25s ease;
  max-width: 360px;
}
.notif.success { background: var(--success); }
.notif.error   { background: var(--error); }
.notif.warning { background: var(--warning); color: var(--tx-primary); }
.notif.info    { background: var(--blue); }
@keyframes slideUp {
  from { transform: translateY(16px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

/* Utility */
.flex  { display: flex; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.mt-2  { margin-top: 8px; }
.mt-3  { margin-top: 12px; }
.mt-4  { margin-top: 16px; }
.mb-4  { margin-bottom: 16px; }
.text-muted   { color: var(--tx-muted); }
.text-second  { color: var(--tx-second); }
.text-ai      { color: var(--violet); }
.text-human   { color: var(--teal); }
.text-success { color: var(--success); }
.text-error   { color: var(--error); }
.font-mono    { font-family: var(--f-mono); }
.fw-600       { font-weight: 600; }
.w-full       { width: 100%; }
.divider { border: none; border-top: 1px solid var(--border); margin: 20px 0; }

.loading-state {
  display: flex; align-items: center; justify-content: center;
  height: 200px; color: var(--tx-muted); font-size: 14px;
}

.section-divider {
  display: flex; align-items: center; gap: 12px;
  color: var(--tx-muted); font-size: 12px; margin: 20px 0;
}
.section-divider::before, .section-divider::after {
  content: ''; flex: 1; height: 1px; background: var(--border);
}

/* Responsive */
@media (max-width: 900px) {
  .app-shell  { grid-template-columns: 1fr; }
  .sidebar    { display: none; }
  .dash-grid  { grid-template-columns: repeat(2,1fr); }
  .hc-layout  { grid-template-columns: 1fr; }
  .export-grid{ grid-template-columns: 1fr; }
  .rel-header-cards { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .dash-grid  { grid-template-columns: 1fr; }
  .card-grid-2, .card-grid-3, .card-grid-4 { grid-template-columns: 1fr; }
  .view-container { padding: 16px; }
}

/* Scrollbar */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--tx-muted); }

/* ══════════════════════════════════════════════
   MetaCode Assistant — right-side help panel (js/assistant.js)
   Opens over the content; at ≥1440px it docks beside it instead
   (main content gains a right margin), so nothing is covered.
   ══════════════════════════════════════════════ */
:root { --asst-w: 400px; }

/* Launcher in the top bar */
.asst-launcher {
  display: inline-flex; align-items: center; gap: 7px;
  height: 32px; padding: 0 14px 0 11px; flex-shrink: 0;
  border-radius: 99px; border: 1px solid var(--violet-mid);
  background: var(--violet-lt); color: var(--violet);
  font-size: 13px; font-weight: 600; line-height: 1; white-space: nowrap;
  transition: background .15s, color .15s, border-color .15s;
}
.asst-launcher svg { width: 15px; height: 15px; }
.asst-launcher:hover { background: var(--violet-mid); }
.asst-launcher[aria-expanded="true"] { background: var(--violet); border-color: var(--violet); color: #fff; }

/* Making room for the launcher: when the top bar gets crowded, the project
   name (already ellipsized) gives way first. The page title keeps its line
   (it wraps only if longer than half the bar) and the API status stays on
   one line, so the bar doesn't overflow. No effect when there is room. */
.topbar-left  { flex-shrink: 0; min-width: min-content; max-width: 50%; }
.topbar-right { min-width: 0; }
.api-status   { white-space: nowrap; }

/* Panel */
.asst-panel {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: var(--asst-w); max-width: 100%;
  display: flex; flex-direction: column;
  background: var(--bg-surface);
  border-left: 1px solid var(--border);
  box-shadow: -12px 0 32px rgba(15,23,42,.10);
  z-index: 900;                 /* above content, below modals (1000) and toasts (2000) */
  transform: translateX(100%);
  visibility: hidden;           /* closed panel is out of the tab order and a11y tree */
  transition: transform .25s ease, visibility 0s linear .25s;
}
.asst-panel.is-open {
  transform: translateX(0);
  visibility: visible;
  transition: transform .25s ease, visibility 0s linear 0s;
}
.asst-panel [hidden] { display: none !important; }

.asst-head {
  height: var(--topbar-h); flex-shrink: 0;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 0 10px 0 16px;
  border-bottom: 1px solid var(--border);
}
.asst-head-brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.asst-head-text  { min-width: 0; }
.asst-mark  { width: 28px; height: 28px; border-radius: 8px; flex-shrink: 0; display: block; }
.asst-title { font-family: var(--f-display); font-size: 14.5px; font-weight: 600; color: var(--tx-primary); line-height: 1.25; }
.asst-sub   { font-size: 11.5px; color: var(--tx-second); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.asst-head-actions { display: flex; gap: 2px; flex-shrink: 0; }
.asst-icon-btn {
  width: 32px; height: 32px; border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--tx-second); transition: background .15s, color .15s;
}
.asst-icon-btn svg { width: 16px; height: 16px; }
.asst-icon-btn:hover:not(:disabled) { background: var(--bg-muted); color: var(--tx-primary); }
.asst-icon-btn:disabled { opacity: .4; cursor: not-allowed; }

.asst-body {
  flex: 1; overflow-y: auto;
  padding: 18px 16px 10px;
  display: flex; flex-direction: column; gap: 14px;
}

/* Empty state */
.asst-empty   { display: flex; flex-direction: column; gap: 12px; }
.asst-welcome { font-size: 13.5px; line-height: 1.6; color: var(--tx-second); }
.asst-notice {
  display: flex; flex-direction: column; align-items: flex-start; gap: 8px;
  padding: 10px 12px; border-radius: var(--r-md);
  background: var(--amber-lt); border: 1px solid #FDE68A;
  color: #92400E; font-size: 12.5px; line-height: 1.5;
}
.asst-chips-label {
  margin-top: 4px; font-size: 11px; font-weight: 600;
  letter-spacing: .06em; text-transform: uppercase; color: var(--tx-second);
}
.asst-chips { display: flex; flex-direction: column; gap: 6px; }
.asst-chip {
  text-align: left; padding: 8px 12px;
  border-radius: var(--r-md); border: 1px solid var(--border);
  background: var(--bg-surface); color: var(--tx-primary);
  font-size: 13px; line-height: 1.4;
  transition: border-color .15s, background .15s;
}
.asst-chip:hover { border-color: var(--violet-mid); background: var(--violet-lt); }

/* Messages */
/* .asst-log and .asst-typing are live regions: they stay rendered (zero
   height when empty) so screen readers reliably announce what's added. */
.asst-log { display: flex; flex-direction: column; gap: 14px; }
.asst-msg { font-size: 13.5px; line-height: 1.6; color: var(--tx-primary); overflow-wrap: anywhere; }
.asst-msg-user {
  align-self: flex-end; max-width: 85%;
  padding: 9px 13px; border-radius: 14px 14px 4px 14px;
  background: var(--bg-sidebar); color: #fff; white-space: pre-wrap;
}
.asst-msg-assistant p,
.asst-msg-assistant ul,
.asst-msg-assistant ol,
.asst-msg-assistant pre { margin: 0 0 8px; }
.asst-msg-assistant > :last-child { margin-bottom: 0; }
.asst-msg-assistant ul,
.asst-msg-assistant ol { padding-left: 20px; }
.asst-msg-assistant li { margin: 3px 0; }
.asst-msg-assistant strong { font-weight: 600; }
.asst-msg code {
  font-family: var(--f-mono); font-size: 12px;
  padding: 1px 5px; border-radius: 4px;
  background: var(--bg-muted); border: 1px solid var(--border);
}
.asst-msg-assistant pre {
  padding: 10px 12px; border-radius: var(--r-md); overflow-x: auto;
  background: var(--bg-muted); border: 1px solid var(--border);
}
.asst-msg-assistant pre code { padding: 0; border: none; background: none; }
.asst-msg-error {
  padding: 10px 12px; border-radius: var(--r-md);
  background: #FEF2F2; border: 1px solid #FECACA; color: #991B1B; font-size: 13px;
}
.asst-msg-error p { margin: 0; }
.asst-msg-error code { background: #fff; border-color: #FECACA; }
.asst-err-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }

/* "Thinking…" indicator (also a polite live region) */
.asst-typing { display: flex; align-items: center; gap: 4px; }
.asst-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--violet); opacity: .3;
  animation: asstPulse 1.2s ease-in-out infinite;
}
.asst-dot:nth-child(2) { animation-delay: .15s; }
.asst-dot:nth-child(3) { animation-delay: .3s; }
.asst-typing-text { margin-left: 6px; font-size: 12px; color: var(--tx-second); }
@keyframes asstPulse {
  0%, 80%, 100% { opacity: .3; transform: translateY(0); }
  40%           { opacity: 1;  transform: translateY(-2px); }
}

/* Composer */
.asst-composer {
  flex-shrink: 0; display: flex; align-items: flex-end; gap: 8px;
  padding: 10px 12px 6px 16px; border-top: 1px solid var(--border);
}
.asst-input {
  flex: 1; resize: none; min-height: 40px; max-height: 140px; overflow-y: auto;
  padding: 10px 12px; border: 1px solid var(--border); border-radius: var(--r-md);
  background: var(--bg-surface); color: var(--tx-primary);
  font-size: 13.5px; line-height: 1.45;
  transition: border-color .15s, box-shadow .15s;
}
.asst-input:focus { outline: none; border-color: var(--violet); box-shadow: 0 0 0 3px rgba(124,58,237,.12); }
.asst-send {
  width: 40px; height: 40px; flex-shrink: 0; border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  background: var(--violet); color: #fff; transition: background .15s, opacity .15s;
}
.asst-send svg { width: 18px; height: 18px; }
.asst-send:hover:not(:disabled) { background: #6D28D9; }
.asst-send:disabled { opacity: .45; cursor: not-allowed; }
.asst-foot { flex-shrink: 0; padding: 0 16px 10px; font-size: 11px; color: var(--tx-second); }

/* Keyboard focus (the app has no global focus style, so scope one here) */
.asst-launcher:focus-visible,
.asst-panel button:focus-visible { outline: 2px solid var(--violet); outline-offset: 2px; }

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

/* Wide screens: dock beside the content instead of covering it */
@media (min-width: 1440px) {
  .main-content { transition: margin-right .25s ease; }
  body.asst-open .main-content { margin-right: var(--asst-w); }
  .asst-panel { box-shadow: none; }
}
/* Keep toasts clear of the open panel */
@media (min-width: 601px) {
  body.asst-open .notif-stack { right: calc(var(--asst-w) + 24px); }
}
/* Phones: full-width panel, icon-only launcher, slightly tighter top bar
   (16px edge, matching .view-container at this width) so the launcher fits */
@media (max-width: 600px) {
  .topbar       { padding: 0 16px; gap: 12px; }
  .topbar-right { gap: 10px; }
  /* Leave the right side ~184px: launcher + API status + a few characters
     of the project name, so it never shrinks to a stray sliver */
  .topbar-left  { max-width: min(50%, calc(100% - 196px)); }
  .asst-panel { width: 100%; border-left: none; }
  /* Toasts would land on the message box of the full-width panel: show
     them just below its header instead */
  body.asst-open .notif-stack { top: calc(var(--topbar-h) + 12px); bottom: auto; }
  .asst-launcher { width: 32px; padding: 0; justify-content: center; }
  .asst-launcher-label {
    position: absolute; width: 1px; height: 1px; margin: -1px;
    overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap;
  }
}
/* Below 320px there is no room left for the project name */
@media (max-width: 319px) {
  .topbar-project { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .asst-panel, .asst-panel.is-open, .main-content { transition: none; }
  .asst-dot { animation: none; opacity: .6; }
}

/* ══════════════════════════════════════════════
   Reddit Scraper (js/scraper.js, js/scraper-browser.js)
   Built from the existing tokens, cards, forms, badges and tables.
   ══════════════════════════════════════════════ */
/* Component display rules (.btn, .card, grids) would otherwise beat [hidden]. */
.view-container [hidden] { display: none !important; }
.sc-banner { margin-bottom: 16px; padding: 12px 18px; display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; font-size: 13px; }
.sc-banner-warn { color: #92400E; }

/* Segmented control (Standard / Custom code) */
.sc-modes { display: inline-flex; background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--r-md); padding: 3px; gap: 2px; }
.sc-mode {
  display: inline-flex; align-items: center; gap: 7px; padding: 7px 14px; border-radius: var(--r-sm);
  font-size: 13px; font-weight: 500; color: var(--tx-second); transition: background .15s, color .15s;
}
.sc-mode svg { width: 15px; height: 15px; }
.sc-mode:hover { color: var(--tx-primary); background: var(--bg-muted); }
.sc-mode.active { background: var(--blue); color: #fff; }
.sc-mode:focus-visible, .sc-tab:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.sc-toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }

.sc-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 16px; margin-bottom: 16px; }
.sc-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.sc-fields .sc-span { grid-column: 1 / -1; }
.sc-check { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--tx-second); cursor: pointer; }
.sc-check input { width: 15px; height: 15px; accent-color: var(--blue); }
.sc-inline { display: flex; gap: 8px; align-items: center; }
.sc-inline .form-input { flex: 1; min-width: 0; }
.sc-resolved { font-size: 12.5px; color: var(--success); }

/* Run bar */
.sc-runbar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 20px; }
.sc-runbar .form-error { flex: 1 1 260px; }

/* Custom code editor */
.sc-editor-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 12px; }
.sc-editor-head .form-select { width: auto; }
.sc-editor { border: 1px solid var(--border); border-radius: var(--r-md); overflow: hidden; background: var(--bg-surface); }
.sc-editor .CodeMirror { height: 420px; font-family: var(--f-mono); font-size: 12.5px; line-height: 1.55; }
.sc-editor textarea.sc-code-fallback {
  display: block; width: 100%; height: 420px; border: none; padding: 12px 14px; resize: vertical;
  font-family: var(--f-mono); font-size: 12.5px; line-height: 1.55; color: var(--tx-primary); background: var(--bg-surface); tab-size: 2;
}
.sc-editor textarea.sc-code-fallback:focus { outline: none; box-shadow: inset 0 0 0 2px var(--blue-mid); }
.sc-params { font-family: var(--f-mono); font-size: 12px; min-height: 64px; }

/* API reference */
.sc-api { font-size: 13px; line-height: 1.6; color: var(--tx-second); }
.sc-api h4 { font-family: var(--f-display); font-size: 13.5px; color: var(--tx-primary); margin: 16px 0 6px; }
.sc-api h4:first-child { margin-top: 0; }
.sc-api code, .sc-code-inline { font-family: var(--f-mono); font-size: 12px; background: var(--bg-muted); border: 1px solid var(--border); border-radius: 4px; padding: 0 4px; color: var(--tx-primary); }
.sc-api dl { display: grid; grid-template-columns: minmax(150px, max-content) 1fr; gap: 4px 14px; }
.sc-api dt { font-family: var(--f-mono); font-size: 12px; color: var(--violet); }
.sc-api dd { margin: 0; }
.sc-api pre, .sc-pre {
  font-family: var(--f-mono); font-size: 12px; line-height: 1.5; background: var(--bg-muted);
  border: 1px solid var(--border); border-radius: var(--r-sm); padding: 10px 12px; overflow: auto; color: var(--tx-primary);
}

/* Job panel */
.sc-job-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 14px; }
.sc-job-title { font-family: var(--f-display); font-weight: 600; font-size: 15px; display: flex; align-items: center; gap: 10px; min-width: 0; }
.sc-job-title span.sc-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sc-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: 10px; margin: 14px 0; }
.sc-stat { background: var(--bg-muted); border: 1px solid var(--border); border-radius: var(--r-sm); padding: 8px 12px; }
.sc-stat-num { font-family: var(--f-display); font-weight: 700; font-size: 18px; color: var(--tx-primary); }
.sc-stat-label { font-size: 11.5px; color: var(--tx-second); }
.sc-message { font-size: 13px; color: var(--tx-second); }
.sc-error-box { margin-top: 12px; padding: 10px 14px; border: 1px solid #FECACA; background: #FEF2F2; border-radius: var(--r-sm); color: #991B1B; font-size: 13px; white-space: pre-wrap; }
.progress-bar.sc-indeterminate { width: 35% !important; background: var(--blue); animation: scSlide 1.2s ease-in-out infinite; }
@keyframes scSlide { 0% { margin-left: -35%; } 100% { margin-left: 100%; } }

/* Tabs (same look as Import Data's tabs) */
.sc-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin: 6px 0 14px; overflow-x: auto; }
.sc-tab {
  padding: 8px 16px; font-size: 13.5px; font-weight: 500; color: var(--tx-second);
  border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap; transition: color .15s, border-color .15s;
}
.sc-tab.active { color: var(--blue); border-bottom-color: var(--blue); }
.sc-tab .badge { margin-left: 6px; }

.sc-results-bar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 12px; }
.sc-results-bar .form-input { flex: 1 1 200px; width: auto; }
.sc-results-bar .form-select { width: auto; }
.sc-table td { font-size: 13px; }
.sc-table tbody tr { cursor: pointer; }
.sc-cell-text { max-width: 420px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sc-cell-num { text-align: right; font-variant-numeric: tabular-nums; }
.sc-logs { max-height: 360px; overflow: auto; font-family: var(--f-mono); font-size: 12px; line-height: 1.6; background: var(--bg-muted); border: 1px solid var(--border); border-radius: var(--r-sm); padding: 8px 12px; }
.sc-log { display: flex; gap: 10px; white-space: pre-wrap; overflow-wrap: anywhere; }
.sc-log-ts { color: var(--tx-muted); flex-shrink: 0; }
.sc-log-warn { color: #92400E; }
.sc-log-error { color: var(--error); }
.sc-log-debug { color: var(--tx-muted); }
.sc-json { max-height: 480px; }
.sc-kv { display: grid; grid-template-columns: minmax(130px, max-content) 1fr; gap: 6px 16px; font-size: 13px; }
.sc-kv dt { color: var(--tx-second); font-family: var(--f-mono); font-size: 12px; }
.sc-kv dd { margin: 0; overflow-wrap: anywhere; white-space: pre-wrap; }
.sc-comment { border-left: 2px solid var(--border); padding: 6px 0 6px 12px; margin: 6px 0; font-size: 13px; }
.sc-comment-meta { font-size: 11.5px; color: var(--tx-muted); margin-bottom: 2px; }
.sc-body-text { white-space: pre-wrap; overflow-wrap: anywhere; font-size: 13.5px; line-height: 1.6; color: var(--tx-primary); }

/* In-app Reddit browser (Scramjet) */
.sc-browser-bar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 10px; }
.sc-browser-bar .form-input { flex: 1 1 260px; width: auto; }
.sc-browser-frame { width: 100%; height: 560px; border: 1px solid var(--border); border-radius: var(--r-md); background: #fff; display: block; }

@media (max-width: 1100px) {
  .sc-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .sc-fields { grid-template-columns: 1fr; }
  .sc-kv, .sc-api dl { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .progress-bar.sc-indeterminate { animation: none; width: 100% !important; opacity: .5; }
}

/* Settings → AI models: one row per feature */
.s-feature-models { display: flex; flex-direction: column; gap: 8px; }
.s-feature-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 10px; align-items: center; }
.s-feature-row label { display: flex; flex-direction: column; font-size: 12.5px; color: var(--tx-primary); }
.s-feature-row label span { font-size: 11.5px; color: var(--tx-muted); }
@media (max-width: 640px) { .s-feature-row { grid-template-columns: 1fr; } }