/* ═══════════════════════════════════════════════════════════
   Ison Slate - 2026 research workspace
   Type: Fraunces (editorial) + Inter Tight (UI) + JetBrains Mono (meta)
   Palette: warm paper, deep ink, terracotta accent, cool slate
   ═══════════════════════════════════════════════════════════ */

:root {
  --paper: #FAFAF7;
  --paper-2: #F4F2EC;
  --paper-3: #EDEAE2;
  --ink: #1A1A1A;
  --ink-2: #2A2A2A;
  --mid: #8C8984;
  --muted: #5A5753;
  --line: #E5E3DC;
  --line-2: #D6D3CA;
  --accent: #B55A30;
  --accent-soft: rgba(181,90,48,0.08);
  --accent-hover: #9F4E29;
  --slate: #3D4A5C;
  --slate-soft: rgba(61,74,92,0.08);
  --moss: #5A7C5A;
  --parchment: #FDF5E6;
  --card: #fff;

  --serif: 'Fraunces', Georgia, serif;
  --sans: 'Inter Tight', 'Inter', system-ui, -apple-system, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;

  --radius: 6px;
  --topbar-h: 60px;
}

/* Dark mode - same palette shape, inverted with warm neutrals */
body.dark {
  --paper: #141311;
  --paper-2: #1C1B18;
  --paper-3: #26241F;
  --ink: #EFEEE8;
  --ink-2: #D8D6CF;
  --mid: #8A8780;
  --muted: #B4B1A9;
  --line: #2E2C27;
  --line-2: #3B3933;
  --accent: #D27548;
  --accent-soft: rgba(210,117,72,0.14);
  --accent-hover: #E0865A;
  --slate: #6A7A8E;
  --slate-soft: rgba(106,122,142,0.16);
  --moss: #7FA67F;
  --parchment: #2A2520;
  --card: #1C1B18;
}
body.dark .composer,
body.dark .panel,
body.dark .run-card,
body.dark #sources-list li,
body.dark .url-input,
body.dark .source-url-input,
body.dark .composer-url-input,
body.dark .topic-area,
body.dark .library-search,
body.dark .mode-toggle,
body.dark .mode-btn,
body.dark .filter-chip,
body.dark .icon-attach,
body.dark .advanced-toggle,
body.dark .btn-secondary,
body.dark .btn-outline,
body.dark .cmd-trigger,
body.dark .qa-input-row .qa-input,
body.dark .followup-composer input,
body.dark .btn-artifact,
body.dark .artifact-btn,
body.dark .collection-assign-select,
body.dark .sort-select select,
body.dark .dropzone,
body.dark .source-item,
body.dark .source-row,
body.dark .source-card,
body.dark .library-table td,
body.dark .research-qa input,
body.dark .quick-source-chip,
body.dark .pill,
body.dark .suggestion-chip,
body.dark .collection-pill { background-color: var(--card); }
body.dark .composer-input::placeholder,
body.dark .topic-area::placeholder,
body.dark .url-input::placeholder,
body.dark .source-url-input::placeholder,
body.dark input::placeholder { color: var(--line-2); }
body.dark .btn-primary { background: var(--ink); color: var(--paper); }
body.dark .btn-primary:hover { background: #fff; }
body.dark .pill.active,
body.dark .advanced-toggle.open,
body.dark .mode-btn.active,
body.dark .filter-chip.active,
body.dark .collection-pill.active { background: var(--ink); color: var(--paper); }
body.dark .report code,
body.dark .report pre { background: var(--paper-2); color: var(--ink); }

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body, #root {
  height: 100%;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14.5px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "ss01", "cv02";
}
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select { font-family: inherit; }
a { color: inherit; text-decoration: none; }
kbd {
  font-family: var(--mono);
  font-size: 10.5px;
  padding: 2px 5px;
  border: 1px solid var(--line-2);
  border-radius: 3px;
  background: var(--paper-2);
  color: var(--muted);
}
.hidden { display: none !important; }

/* ═════ APP SHELL ═════ */
.app-root {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ═════ TOP BAR ═════ */
.topbar {
  height: var(--topbar-h);
  border-bottom: 1px solid var(--line);
  padding: 0 28px;
  display: flex;
  align-items: center;
  gap: 32px;
  background: color-mix(in oklch, var(--paper) 90%, transparent);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 20;
}
.topbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}
.brand-logo {
  height: 22px;
  width: auto;
  flex-shrink: 0;
}
.brand-text {
  display: flex;
  align-items: baseline;
  gap: 6px;
}
.brand-name {
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 500;
  letter-spacing: -0.015em;
}
.brand-dot { color: var(--accent); }
.brand-by {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--mid);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.topbar-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}
.topbar-link {
  padding: 6px 12px;
  font-size: 13px;
  color: var(--muted);
  border-radius: 4px;
  transition: color .15s, background .15s;
  font-weight: 450;
}
.topbar-link:hover { color: var(--ink); background: var(--paper-2); }
.topbar-link.active { color: var(--ink); background: var(--paper-3); }

.topbar-right { display: flex; align-items: center; gap: 14px; }
.topbar-chat-link {
  font-size: 13px;
  color: var(--mid);
  transition: color .15s;
}
.topbar-chat-link:hover { color: var(--ink); }

.topbar-icon-btn {
  width: 30px; height: 30px;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--muted);
  display: inline-flex; align-items: center; justify-content: center;
  background: transparent;
  transition: all .15s;
  cursor: pointer;
}
.topbar-icon-btn:hover { border-color: var(--ink); color: var(--ink); }
.topbar-icon-btn .icon-sun { display: none; }
body.dark .topbar-icon-btn .icon-sun { display: block; }
body.dark .topbar-icon-btn .icon-moon { display: none; }

/* Hamburger menu button (mobile only) */
.topbar-menu-btn {
  display: none;
  align-items: center; justify-content: center;
  width: 34px; height: 34px;
  padding: 0;
  background: none; border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  cursor: pointer;
  transition: background .15s, border-color .15s;
}
.topbar-menu-btn:hover { background: var(--paper-2); border-color: var(--line-2); }
.topbar-menu-btn[aria-expanded="true"] { background: var(--paper-3); }

/* SLATE_ELAPSED_CARD_V1: prominent centered status card replaces inline tiny text */
.elapsed-timer {
  display: flex; flex-direction: column; align-items: center;
  gap: 12px;
  margin: 10px auto 16px;
  padding: 16px 26px;
  max-width: 340px;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  font-family: var(--mono);
  color: var(--mid);
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.elapsed-timer .elapsed-status {
  display: inline-flex; align-items: baseline; gap: 12px;
}
.elapsed-timer .elapsed-label {
  font-size: 12px;
  color: var(--mid);
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 600;
}
.elapsed-timer .elapsed-text {
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  /* No animation here - the dot carries the liveness signal */
}
.elapsed-timer .elapsed-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  align-self: center;
}
@media (prefers-reduced-motion: no-preference) {
  @keyframes slate-elapsed-dot {
    0%   { transform: scale(1);    box-shadow: 0 0 0 0    rgba(181,90,48,0.45); }
    70%  { transform: scale(1.18); box-shadow: 0 0 0 10px rgba(181,90,48,0); }
    100% { transform: scale(1);    box-shadow: 0 0 0 0    rgba(181,90,48,0); }
  }
  .elapsed-timer .elapsed-dot {
    animation: slate-elapsed-dot 1.6s ease-in-out infinite;
  }
}
.elapsed-timer .cancel-inline {
  background: none; border: 1px solid var(--line-2);
  padding: 5px 14px; font-size: 11px;
  border-radius: 4px; color: var(--mid);
  transition: all .15s; cursor: pointer;
  text-transform: uppercase; letter-spacing: .1em;
  font-family: var(--mono);
}
.elapsed-timer .cancel-inline:hover { color: #c0392b; border-color: #c0392b; }
.elapsed-warning {
  font-size: 12px;
  color: var(--accent);
  margin-top: 4px;
  font-style: italic;
  text-align: center;
  max-width: 320px;
}

/* Toast for share/copy feedback */
.slate-toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  padding: 10px 18px;
  background: var(--ink);
  color: var(--paper);
  border-radius: 6px;
  font-size: 13px;
  z-index: 100;
  box-shadow: 0 4px 20px rgba(0,0,0,.12);
  animation: toastIn .2s ease;
}
@keyframes toastIn { from{opacity:0;transform:translate(-50%,8px)} to{opacity:1;transform:translate(-50%,0)} }

/* SLATE_EXPAND_FRONTEND_V1 */
.slate-toast-action {
  display: flex; align-items: center; gap: 14px;
  padding: 10px 14px 10px 18px;
}
.slate-toast-btn {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.4);
  color: var(--paper);
  border-radius: 4px;
  padding: 4px 12px;
  font-size: 12px;
  font-family: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: background .15s, border-color .15s;
}
.slate-toast-btn:hover {
  background: rgba(255,255,255,0.18);
  border-color: var(--paper);
}

.slate-confirm-card {
  background: var(--paper, #fff);
  border: 1px solid var(--line, #e0d8c8);
  border-radius: 8px;
  padding: 16px 20px;
  margin: 14px 0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  animation: section-fade-in 0.25s ease-out;
}
.slate-confirm-card .confirm-header {
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 8px;
  color: var(--ink, #2a2a2a);
}
.slate-confirm-card .confirm-body {
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--muted, #666);
  margin-bottom: 12px;
}
.slate-confirm-card .confirm-addition {
  background: var(--paper-2, #f7f3ea);
  border-left: 3px solid var(--accent, #B55A30);
  padding: 8px 12px;
  margin: 8px 0;
  font-style: italic;
  font-size: 13.5px;
  color: var(--ink, #2a2a2a);
  word-break: break-word;
}
.slate-confirm-card .confirm-meta {
  font-size: 12px;
  color: var(--mid, #888);
  margin-top: 6px;
}
.slate-confirm-card .confirm-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}
.slate-confirm-card .confirm-actions .btn-link {
  background: none;
  border: none;
  color: var(--mid, #888);
  cursor: pointer;
  font-size: 12.5px;
  padding: 4px 8px;
  text-decoration: underline;
  font-family: inherit;
}
.slate-confirm-card .confirm-actions .btn-link:hover { color: var(--ink); }

.slate-expand-progress {
  background: var(--paper-2, #f7f3ea);
  border: 1px dashed var(--line, #d8cfb8);
  border-radius: 6px;
  padding: 12px 16px;
  margin: 14px 0;
  font-size: 13px;
  color: var(--muted, #666);
  animation: section-fade-in 0.25s ease-out;
}
.slate-expand-progress .phase-label::before {
  content: "";
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent, #B55A30);
  margin-right: 10px;
  vertical-align: middle;
  animation: pulse-dot 1.2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.45; transform: scale(0.7); }
}

.new-section-highlight {
  background: rgba(255, 224, 130, 0.28);
  border-left: 3px solid #d4a72c;
  padding-left: 14px;
  padding-right: 6px;
  margin-left: -14px;
  margin-right: -6px;
  transition: background 1.6s ease-out, border-left-color 1.6s ease-out;
  animation: section-fade-in 0.4s ease-out;
}
.new-section-highlight.fading {
  background: transparent;
  border-left-color: transparent;
}
@keyframes section-fade-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Public share banner */
.public-banner {
  padding: 10px 16px;
  background: var(--parchment);
  border: 1px solid var(--accent-soft);
  border-radius: var(--radius);
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 20px;
  display: flex; align-items: center; gap: 12px;
}
.public-banner strong { color: var(--ink); font-weight: 500; }

/* ═════ MODEBAR (compat) ═════ */
.modebar { position: fixed; top: 0; left: 0; right: 0; height: 0; z-index: 50; }

/* ═════ HOME ═════ */
.home {
  max-width: 1280px;
  margin: 0 auto;
  padding: 56px 48px 96px;
  width: 100%;
}
.home-hero {
  max-width: 880px;
}
.eyebrow-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
  font-family: var(--mono);
  font-size: 11px;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--accent);
  font-weight: 500;
}
.eyebrow-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.eyebrow-meta {
  color: var(--mid);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.home-title {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(44px, 5.2vw, 64px);
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin-bottom: 20px;
  color: var(--ink);
}
.home-title em {
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
}
.home-sub {
  font-size: 17px;
  line-height: 1.55;
  color: var(--muted);
  max-width: 620px;
  font-weight: 350;
  margin-bottom: 24px;
}

/* Composer */
.composer {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: var(--radius);
  padding: 20px 22px;
  transition: border-color .2s, box-shadow .2s;
  animation: composerAttn 1.6s ease-out 2;
}
.composer:focus-within {
  border-color: var(--ink);
  box-shadow: 0 2px 28px rgba(26,26,26,0.06);
  animation: none;
}
@keyframes composerAttn {
  0%, 100% { box-shadow: 0 0 0 0 rgba(26,26,26,0); }
  50% { box-shadow: 0 0 0 8px rgba(26,26,26,0.035); }
}
.composer.dragover {
  border-color: var(--accent);
  background: var(--parchment);
  box-shadow: 0 0 0 4px var(--accent-soft);
}
.composer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--mid);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 12px;
}
.composer-input {
  width: 100%;
  border: none;
  outline: none;
  background: transparent;
  padding: 6px 0;
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 300;
  color: var(--ink);
  letter-spacing: -0.01em;
  line-height: 1.3;
}
.composer-input::placeholder { color: var(--line-2); font-style: italic; }
.composer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  gap: 16px;
  flex-wrap: wrap;
}
.composer-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* Advanced toggle */
.advanced-toggle {
  display: inline-flex; align-items: center;
  padding: 7px 12px;
  font-size: 12.5px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fff;
  transition: all .15s;
  font-weight: 450;
}
.advanced-toggle:hover { border-color: var(--line-2); color: var(--ink); }
.advanced-toggle.open { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.advanced-toggle svg { margin-left: 4px; transition: transform .2s; }
.advanced-toggle.open svg { transform: rotate(180deg); }

/* Advanced panel */
.advanced-panel {
  margin-top: 16px;
  padding: 18px 16px 4px;
  border-top: 1px solid var(--line);
  animation: slideDown .2s ease;
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}
.advanced-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px 24px;
  margin-bottom: 14px;
}
.advanced-hint {
  font-size: 11.5px;
  color: var(--mid);
  padding-top: 12px;
  border-top: 1px solid var(--line);
  line-height: 1.5;
}
@media (max-width: 720px) {
  .advanced-grid { grid-template-columns: 1fr; }
}

/* Suggestions */
.suggestion-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  flex-wrap: wrap;
}
.suggestion-label {
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--mid);
  margin-right: 4px;
}
.suggestion-chip {
  padding: 5px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 12.5px;
  color: var(--muted);
  transition: all .15s;
  background: var(--paper);
}
.suggestion-chip:hover {
  border-color: var(--ink);
  color: var(--ink);
}

/* Buttons */
.btn-primary {
  background: var(--ink);
  color: var(--paper);
  padding: 10px 18px;
  font-size: 13.5px;
  font-weight: 500;
  border-radius: 4px;
  transition: background .15s, opacity .15s;
  display: inline-flex; align-items: center;
  letter-spacing: 0.005em;
}
.btn-primary:hover { background: #000; }
.btn-primary:disabled { background: var(--line-2); color: #fff; cursor: not-allowed; }
.btn-secondary {
  padding: 10px 18px;
  font-size: 13.5px;
  border: 1px solid var(--line-2);
  border-radius: 4px;
  background: #fff;
  color: var(--ink);
  font-weight: 450;
  transition: border-color .15s, background .15s;
}
.btn-secondary:hover { border-color: var(--ink); }
.btn-secondary:disabled { opacity: .45; cursor: not-allowed; }
.btn-sm { padding: 7px 13px; font-size: 12.5px; }
.btn-full { width: 100%; justify-content: center; }

/* Pills */
.pills { display: inline-flex; gap: 4px; flex-wrap: wrap; }
.pill {
  font-size: 12.5px;
  padding: 7px 13px;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--muted);
  background: var(--paper);
  transition: all .15s;
  display: inline-flex; align-items: center;
  font-weight: 450;
  font-family: var(--sans);
  cursor: pointer;
}
.pill:hover { border-color: var(--line-2); color: var(--ink); }
.pill.active { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.pill .sub {
  margin-left: 6px;
  font-family: var(--mono);
  font-size: 10px;
  opacity: .6;
}
.pills-sm .pill { padding: 5px 10px; font-size: 12px; }

/* Home grid */
.home-grid {
  margin-top: 48px;
  display: grid;
  grid-template-columns: 1.1fr 1.3fr 1fr;
  gap: 24px;
}
/* Collapse to 2-col when method panel is hidden (≥5 reports) */
.home-grid:has(.panel-method.hidden) { grid-template-columns: 1.2fr 1fr; }
.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 22px 20px;
  background: #fff;
  min-height: 0;
  display: flex; flex-direction: column;
}
.panel-method { background: var(--paper-2); }
.panel-head {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 16px;
}
.panel-head h3 {
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 500;
  letter-spacing: -0.005em;
}
.panel-link {
  font-size: 12px;
  color: var(--mid);
  transition: color .15s;
  cursor: pointer;
}
.panel-link:hover { color: var(--accent); }
.panel-badge {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--mid);
}

.recent-list, .collection-list { list-style: none; }
.recent-item {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  transition: padding-left .2s;
}
.recent-item:hover { padding-left: 4px; }
.recent-item:last-child { border-bottom: none; }
.recent-topic {
  font-size: 14px;
  line-height: 1.4;
  color: var(--ink);
  margin-bottom: 4px;
  font-weight: 450;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.recent-meta {
  font-size: 11.5px;
  color: var(--mid);
  font-family: var(--mono);
}
.recent-meta .sep { margin: 0 6px; opacity: .5; }
.recent-empty {
  font-size: 13px;
  color: var(--mid);
  padding: 24px 0;
}

/* Method list */
.method-list {
  list-style: none;
  display: flex; flex-direction: column; gap: 14px;
}
.method-list li { display: flex; gap: 14px; }
.method-num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: .05em;
  padding-top: 2px;
  min-width: 22px;
}
.method-title {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 3px;
}
.method-desc {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--muted);
}

/* Collections */
.collection-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  transition: padding-left .2s;
}
.collection-item:hover { padding-left: 4px; }
.collection-item:last-child { border-bottom: none; }
.collection-swatch {
  width: 24px; height: 24px;
  border-radius: 3px;
  flex-shrink: 0;
  border: none;
  padding: 0;
  cursor: pointer;
  transition: transform .15s, box-shadow .15s;
  position: relative;
}
button.collection-swatch:hover {
  transform: scale(1.1);
  box-shadow: 0 0 0 2px var(--paper), 0 0 0 3px currentColor;
}
.collection-name[data-id] {
  cursor: pointer;
  transition: color .15s;
}
.collection-name[data-id]:hover { color: var(--accent); }

.collection-pill-new {
  border-style: dashed;
  color: var(--mid);
}
.collection-pill-new:hover {
  border-style: solid;
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}

/* Color picker popover */
.color-picker {
  position: absolute;
  z-index: 50;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: 0 8px 28px rgba(0,0,0,.12);
  padding: 10px;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  max-width: 180px;
  animation: cpFade .12s ease;
}
@keyframes cpFade { from{opacity:0;transform:translateY(-4px)} to{opacity:1;transform:translateY(0)} }
.color-picker-swatch {
  width: 22px; height: 22px;
  border-radius: 4px;
  border: 2px solid transparent;
  padding: 0;
  cursor: pointer;
  transition: transform .1s, border-color .1s;
}
.color-picker-swatch:hover { transform: scale(1.12); }
.color-picker-swatch.selected { border-color: var(--ink); outline: 1px solid var(--paper); outline-offset: 1px; }
.collection-name {
  font-size: 13.5px;
  font-weight: 450;
  color: var(--ink);
  margin-bottom: 2px;
}
.collection-meta {
  font-size: 11.5px;
  color: var(--mid);
  font-family: var(--mono);
}
.collection-delete {
  background: none; border: none;
  font-size: 16px; color: var(--line-2);
  cursor: pointer; padding: 2px 6px; line-height: 1;
  border-radius: 3px;
  transition: all .15s;
  opacity: 0.4;
  flex-shrink: 0;
}
.collection-item:hover .collection-delete { opacity: 1; }
.collection-delete:hover { color: #c0392b; background: var(--paper-3); }

/* Dashed "new collection" add card (SLATE_UX_V1) */
.collection-add {
  display: flex; align-items: center; justify-content: center;
  gap: 8px;
  margin-top: 8px;
  padding: 10px 12px;
  border: 1px dashed var(--line-2);
  border-radius: 8px;
  color: var(--mid);
  font-size: 12.5px;
  font-weight: 500;
  cursor: pointer;
  transition: border-color .15s, color .15s, background .15s;
  background: transparent;
}
.collection-add:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}
.collection-add-icon {
  font-size: 16px;
  line-height: 1;
  font-weight: 300;
}

/* Skeleton shimmer for loading states (SLATE_UX_V1) */
.skel {
  display: block;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--line) 0%, var(--paper-2) 50%, var(--line) 100%);
  background-size: 220px 100%;
  background-repeat: no-repeat;
  background-color: var(--line);
  animation: slateShimmer 1.3s ease-in-out infinite;
}
.skel-line { height: 12px; margin: 6px 0; }
.skel-line.short { width: 55%; }
.skel-line.med { width: 82%; }
.skel-dot { width: 20px; height: 20px; border-radius: 4px; flex-shrink: 0; }
.recent-skel {
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}
.recent-skel:last-child { border-bottom: none; }
.coll-skel {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}
.coll-skel:last-child { border-bottom: none; }
.coll-skel .skel-line { flex: 1; }
@keyframes slateShimmer {
  0% { background-position: -220px 0; }
  100% { background-position: calc(220px + 100%) 0; }
}

/* Library collection filter */
.library-collection-filter {
  display: flex; gap: 8px; align-items: center; flex-wrap: wrap;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}
.library-collection-filter-label {
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--mid);
  margin-right: 4px;
}
.collection-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 12px;
  color: var(--muted);
  background: var(--paper);
  cursor: pointer;
  transition: all .15s;
}
.collection-pill:hover { border-color: var(--ink); color: var(--ink); }
.collection-pill.active { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.collection-pill-dot {
  width: 8px; height: 8px; border-radius: 50%;
  flex-shrink: 0;
}

/* Collection badge on library cards */
.library-card-collection {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 2px 8px;
  font-size: 11px;
  border-radius: 3px;
  background: var(--paper-2);
  color: var(--muted);
  margin-left: 8px;
}
.library-card-collection-dot {
  width: 6px; height: 6px; border-radius: 50%;
  flex-shrink: 0;
}

/* Collection selector in output header */
.collection-assign-select {
  padding: 4px 8px;
  font-size: 12px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  outline: none;
  font-family: var(--sans);
}
.collection-assign-select:focus { border-color: var(--ink); }

/* Usage strip */
.usage-strip {
  margin-top: 56px;
  display: flex;
  gap: 0;
  padding: 24px 0;
  border-top: 1px solid var(--line);
}
.usage-cell { flex: 1; padding: 0 24px; }
.usage-cell:first-child { padding-left: 0; }
.usage-num {
  font-family: var(--serif);
  font-size: 36px;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--ink);
  line-height: 1;
  margin-bottom: 6px;
}
.usage-num .usage-sub {
  font-size: 16px; color: var(--mid); font-weight: 300;
}
.usage-label {
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--mid);
}
.usage-divider {
  width: 1px;
  background: var(--line);
}

/* Footer */
.footer {
  max-width: 1280px;
  margin: 48px auto 0;
  padding: 24px 0;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: flex-start;
  align-items: center;
}
.footer-left {
  font-size: 12px;
  color: var(--mid);
  font-weight: 300;
}
.footer-left a {
  color: var(--mid);
  text-decoration: none;
  transition: color .15s;
}
.footer-left a:hover { color: var(--ink); }

/* ═════ RESEARCH FORM ═════ */
.research-form {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 48px 96px;
  width: 100%;
}
.crumb-row {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 32px;
  font-family: var(--mono);
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.crumb-back {
  color: var(--mid);
  display: inline-flex; align-items: center; gap: 6px;
  transition: color .15s;
  cursor: pointer;
  background: none; border: none;
  font-family: var(--mono);
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.crumb-back:hover { color: var(--ink); }
.crumb-sep { color: var(--line-2); }
.crumb-current { color: var(--ink); }

.research-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 56px;
}
.section-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 20px;
}
.section-num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: .08em;
  padding-top: 2px;
}
.section-title {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.section-optional {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--mid);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.topic-area {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 300;
  color: var(--ink);
  line-height: 1.35;
  letter-spacing: -0.005em;
  outline: none;
  resize: vertical;
  background: #fff;
  transition: border-color .2s;
}
.topic-area:focus { border-color: var(--ink); }
.topic-area::placeholder { color: var(--line-2); font-style: italic; }
.topic-meta {
  display: flex; justify-content: space-between;
  margin-top: 8px;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--mid);
  letter-spacing: .04em;
}
.topic-hint { text-transform: none; letter-spacing: .02em; }

.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px 32px;
}
.field-label {
  display: block;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--mid);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 10px;
}
.field-label-opt {
  font-weight: 300;
  letter-spacing: .08em;
  text-transform: none;
  margin-left: 6px;
  opacity: .65;
}

/* Dropzone */
.dropzone {
  margin-top: 4px;
  border: 1.5px dashed var(--line-2);
  border-radius: var(--radius);
  padding: 36px 24px;
  background: var(--paper-2);
  transition: all .15s;
  text-align: center;
  cursor: pointer;
}
.dropzone:hover, .dropzone.dragover { border-color: var(--accent); background: var(--parchment); }
.dropzone.processing { opacity: .55; pointer-events: none; cursor: progress; }
.dropzone-icon { color: var(--accent); margin-bottom: 10px; }
.dropzone-primary {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: 4px;
}
.dropzone-secondary {
  font-size: 12.5px;
  color: var(--mid);
}
.link-btn {
  color: var(--accent);
  border-bottom: 1px solid currentColor;
  font-weight: 500;
  padding: 0;
  background: none;
  border-top: none; border-left: none; border-right: none;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
}
.link-btn:hover { color: var(--accent-hover); }

/* URL row */
.url-row {
  display: flex;
  gap: 10px;
  margin-top: 14px;
}
.url-input {
  flex: 1;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 9px 12px;
  font-size: 13px;
  color: var(--ink);
  background: #fff;
  outline: none;
  font-family: var(--mono);
  transition: border-color .15s;
}
.url-input:focus { border-color: var(--ink); }

/* Source management */
.sources-manager { position: relative; }

/* Academic picker */
.academic-picker { margin-bottom: 12px; }
.academic-results {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.academic-result {
  padding: 10px 12px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 4px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.academic-result-body { flex: 1; min-width: 0; }
.academic-result-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.4;
  margin-bottom: 4px;
  overflow-wrap: anywhere;
}
.academic-result-meta {
  font-size: 11px;
  color: var(--mid);
  font-family: var(--mono);
  margin-bottom: 4px;
  overflow-wrap: anywhere;
}
.academic-result-meta .badge {
  display: inline-block;
  padding: 1px 6px;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 2px;
  margin-right: 6px;
  font-size: 9.5px;
  letter-spacing: .08em;
  text-transform: uppercase;
}
/* BADGE_BUCKET_V1: 3-bucket color taxonomy for 7-source academic search */
.academic-result-meta .badge[data-bucket="peer-reviewed"] {
  background: var(--accent-soft);
  color: var(--accent);
}
.academic-result-meta .badge[data-bucket="preprint"] {
  background: color-mix(in oklch, var(--mid) 18%, transparent);
  color: var(--mid);
}
.academic-result-meta .badge[data-bucket="official"] {
  background: var(--slate-soft);
  color: var(--slate);
}
.academic-result-meta .badge-model {
  display: inline-block;
  padding: 1px 5px;
  margin-right: 6px;
  font-size: 9px;
  letter-spacing: .06em;
  text-transform: uppercase;
  border: 1px solid currentColor;
  border-radius: 2px;
  color: var(--slate);
  opacity: .85;
}
.academic-result-abstract {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  overflow-wrap: anywhere;
}
.academic-add {
  flex-shrink: 0;
  padding: 4px 10px;
  font-size: 11px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: #fff;
  color: var(--muted);
  cursor: pointer;
  transition: all .15s;
}
.academic-add:hover { border-color: var(--accent); color: var(--accent); }
.academic-add.added {
  background: var(--moss);
  color: #fff;
  border-color: var(--moss);
  cursor: pointer; /* SLATE_GROUNDING_INLINE_REMOVE_V1: button is now an inline remove */
}
.academic-add.added:hover {
  background: #c0392b;
  border-color: #c0392b;
}
.academic-loading {
  padding: 16px;
  text-align: center;
  font-size: 12.5px;
  color: var(--mid);
  animation: pulse-text 1.6s ease-in-out infinite;
}
.sources-manager.src-dragover { background: var(--paper-2); outline: 2px dashed var(--accent); outline-offset: -2px; }
.sources-manager.src-dragover .dropzone { border-color: var(--accent); background: var(--parchment); box-shadow: 0 0 0 4px var(--accent-soft); }

.source-list { display: flex; flex-direction: column; gap: 0; margin-top: 18px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.source-list:empty { border: none; margin-top: 0; }
.source-item {
  display: flex; align-items: center; gap: 14px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  background: #fff;
  font-size: 14px;
  transition: background .15s;
}
.source-item:last-child { border-bottom: none; }
.source-item.source-error { opacity: .65; }
.source-item.source-extracting-item { background: var(--paper-2); }
.source-item.source-extracting-item .source-name { opacity: .5; }
.source-icon { flex-shrink: 0; font-size: 14px; opacity: .45; width: 20px; text-align: center; }
.source-name { flex: 1; min-width: 0; font-weight: 450; color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.source-chars {
  font-size: 11.5px;
  color: var(--mid);
  font-family: var(--mono);
  flex-shrink: 0;
}
.source-err-text { color: #c0392b; }
.source-remove {
  font-size: 18px; color: var(--mid);
  width: 22px; height: 22px;
  border-radius: 3px;
  transition: all .15s;
  background: none; border: none;
  cursor: pointer; line-height: 1;
  flex-shrink: 0;
}
.source-remove:hover { color: #c0392b; background: var(--paper-3); }

.source-preview-btn {
  background: none; border: none; font-size: 11px; color: var(--accent);
  cursor: pointer; padding: 2px 8px; font-family: var(--sans);
  font-weight: 400; letter-spacing: .02em; transition: opacity .15s; flex-shrink: 0;
}
.source-preview-btn:hover { opacity: .7; }
.source-preview {
  margin-top: 8px; padding: 12px 14px; background: var(--paper-2);
  font-size: 12px; line-height: 1.6; color: var(--muted);
  font-family: var(--mono);
  white-space: pre-wrap; word-break: break-word;
  max-height: 200px; overflow-y: auto;
  border-left: 2px solid var(--line);
}

.source-add-row { display: flex; align-items: center; gap: 10px; margin-top: 14px; flex-wrap: wrap; }
.source-add-divider { font-size: 12px; color: var(--mid); font-weight: 300; }
.source-url-row { display: flex; gap: 8px; flex: 1; min-width: 200px; }
.source-url-input {
  flex: 1; border: 1px solid var(--line);
  border-radius: 4px; padding: 9px 12px;
  font-size: 13px; font-family: var(--mono);
  color: var(--ink); background: #fff;
  outline: none; transition: border-color .15s;
}
.source-url-input:focus { border-color: var(--ink); }
.source-url-input::placeholder { color: var(--line-2); }
.source-url-row .btn-add-source { margin-top: 0; padding: 8px 16px; font-size: 12px; }

.btn-add-source {
  display: inline-flex; align-items: center; gap: 6px;
  background: none; border: 1px dashed var(--line);
  padding: 10px 20px; font-family: var(--sans); font-size: 13px;
  font-weight: 400; color: var(--muted); cursor: pointer;
  transition: all .15s; border-radius: 4px;
}
.btn-add-source:hover { border-color: var(--accent); color: var(--accent); }
.btn-add-source-icon { font-size: 16px; font-weight: 300; }
.btn-add-source-sm { padding: 6px 14px; font-size: 12px; margin-top: 0; border-style: solid; }
.btn-add-source-sm .btn-add-source-icon { font-size: 14px; }

.source-hint { display: block; font-size: 11px; color: var(--mid); font-weight: 300; margin-top: 10px; letter-spacing: .02em; }
.source-extracting { margin-top: 10px; font-size: 13px; color: var(--accent); font-weight: 400; animation: pulse-text 1.6s ease-in-out infinite; }

/* Run preview card (research form sidebar) */
.research-side {
  position: sticky;
  top: calc(var(--topbar-h) + 24px);
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.run-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 22px;
}
.run-head {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 14px;
}
.run-label {
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--mid);
}
.run-preview {
  padding: 14px 16px;
  background: var(--paper-2);
  border-radius: 4px;
  margin-bottom: 18px;
  min-height: 72px;
}
.run-topic {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.35;
  color: var(--ink);
  letter-spacing: -0.005em;
}
.run-placeholder { color: var(--mid); font-style: italic; }

.run-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 16px;
  margin-bottom: 20px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}
.run-details div { display: flex; flex-direction: column; gap: 2px; }
.run-details dt {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--mid);
}
.run-details dd { font-size: 13px; font-weight: 450; color: var(--ink); }
.run-footnote {
  margin-top: 14px;
  font-size: 11.5px;
  color: var(--mid);
  line-height: 1.5;
}

.tip-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  background: var(--parchment);
}
.tip-title {
  font-family: var(--serif);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--ink);
}
.tip-card p {
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.55;
}

/* Source chat */
.source-chat-section { max-width: 100%; margin-top: 8px; margin-bottom: 44px; }
.source-chat-divider {
  display: flex; align-items: center; gap: 16px; margin-bottom: 24px;
}
.source-chat-divider::before, .source-chat-divider::after {
  content: ''; flex: 1; height: 1px; background: var(--line);
}
.source-chat-divider span {
  font-size: 12px; color: var(--mid); font-weight: 300; white-space: nowrap;
}

/* ═════ OUTPUT VIEW ═════ */
.output-header {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  padding: 14px 32px;
  position: sticky;
  top: var(--topbar-h);
  z-index: 15;
}
.output-header-inner {
  max-width: 1540px;
  margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
}
.output-crumb {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--mono);
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.output-header-actions {
  display: flex; align-items: center; gap: 12px;
}

/* Reading mode toggle */
.mode-toggle {
  display: flex;
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
  background: #fff;
}
.mode-btn {
  padding: 6px 12px;
  font-size: 12px;
  color: var(--muted);
  border-right: 1px solid var(--line);
  transition: background .15s;
  background: none; border-top: none; border-left: none; border-bottom: none;
  cursor: pointer;
  font-family: inherit;
}
.mode-btn:last-child { border-right: none; }
.mode-btn:hover { background: var(--paper-2); }
.mode-btn.active { background: var(--ink); color: var(--paper); }

/* 3-pane grid */
.output-grid {
  display: grid;
  grid-template-columns: 240px 1fr 340px;
  height: calc(100vh - var(--topbar-h) - 60px);
  min-height: 0;
}
/* SLATE_FOCUS_V2 begin: replaces FOCUS_FIX_V1 - hide both sidebars + widen column 720->880 + smooth transition */
.output-grid.mode-focus { grid-template-columns: 1fr; }
.output-grid.mode-focus .output-toc,
.output-grid.mode-focus .output-sources { display: none; }
.output-grid.mode-focus .output-wrap { max-width: 880px; margin: 0 auto; }
.output-wrap { transition: max-width .2s ease; }
/* SLATE_FOCUS_V2 end */
.output-grid.mode-dense .output-wrap { max-width: 860px; padding: 40px 48px 96px; }
.output-grid.mode-dense .report { max-width: 820px; }
.output-grid.mode-dense .report p { font-size: 14.5px; line-height: 1.6; }

/* Left: TOC + run log */
.output-toc {
  padding: 32px 22px;
  border-right: 1px solid var(--line);
  overflow-y: auto;
  background: var(--paper);
}
.toc-section { margin-bottom: 36px; }
.toc-label {
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--mid);
  margin-bottom: 12px;
}
.toc-list { list-style: none; }
.toc-list li { margin-bottom: 2px; }
.toc-list li.toc-empty {
  font-size: 12px;
  color: var(--mid);
  padding: 6px 10px;
  font-style: italic;
}
.toc-list a {
  display: flex; gap: 10px;
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 12.5px;
  color: var(--muted);
  transition: all .15s;
  line-height: 1.35;
  cursor: pointer;
}
.toc-list a:hover { background: var(--paper-2); color: var(--ink); }
.toc-list a.active {
  background: var(--paper-3);
  color: var(--ink);
  font-weight: 500;
}
.toc-list a.active .toc-num { color: var(--accent); }
.toc-num {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--mid);
  flex-shrink: 0;
  padding-top: 1px;
}
.toc-title { flex: 1; }
.toc-list li.toc-sub a { padding-left: 28px; font-size: 12px; }

/* Run log (progress) in left panel */
.runlog { display: flex; flex-direction: column; gap: 4px; }
.runlog .progress-line {
  display: flex; gap: 8px; align-items: flex-start;
  font-size: 11.5px;
  color: var(--muted);
  padding: 3px 0;
  line-height: 1.3;
  border: none;
  flex-wrap: wrap;
}
.runlog .progress-line .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--line-2);
  margin-top: 5px;
  flex-shrink: 0;
}
.runlog .progress-line.running .dot { background: var(--accent); animation: pulse 1.4s infinite; }
.runlog .progress-line.done .dot { background: var(--moss); }
.runlog .progress-line.error .dot { background: #c0392b; }
.runlog .progress-line .ico { font-family: var(--mono); font-size: 9.5px; color: var(--accent); letter-spacing: .08em; text-transform: uppercase; flex-shrink: 0; }
.runlog .progress-line.done .ico { color: var(--mid); }
.runlog .progress-line .label {
  flex: 1; font-size: 11.5px;
  word-break: break-word; white-space: normal; overflow: visible; text-overflow: unset;
}
/* Hide the Run log section when progress is empty/hidden */
.output-toc .toc-section:has(> #progress.hidden) { display: none; }

/* Center: scrollable article */
.output-scroll {
  overflow-y: auto;
  scroll-behavior: smooth;
  background: var(--paper);
}
.output-wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 56px 120px;
}
.output-wrap .eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 16px;
  display: flex; gap: 8px; align-items: center;
}
.output-wrap h1 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: 38px;
  line-height: 1.08;
  letter-spacing: -0.028em;
  color: var(--ink);
  margin-bottom: 16px;
  text-wrap: balance;
}
.out-meta {
  font-size: 13px;
  color: var(--mid);
  font-weight: 300;
  margin-bottom: 16px;
  display: flex;
  gap: 8px;
}
.out-meta span + span::before { content: ' \00B7  '; opacity: .4; }

/* Source badges in output */
.out-sources-used { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 28px; }
.out-source-badge {
  display: inline-block; font-size: 11px; font-weight: 400;
  padding: 4px 12px; border: 1px solid var(--line);
  color: var(--muted); letter-spacing: .02em;
  border-radius: 4px;
}
.out-source-badge.extracting { opacity: .5; animation: pulse-text 1.6s ease-in-out infinite; }
.out-source-badge.error { border-color: #c0392b; color: #c0392b; opacity: .6; }

/* Progress line (also used in runlog) */
.progress-line.done { opacity: .45; }
@keyframes pulse { 0%,100% { opacity: .3; transform: scale(.8); } 50% { opacity: 1; transform: scale(1.15); } }
@keyframes pulse-text { 0%,100% { opacity: .45; } 50% { opacity: 1; } }

/* Report content */
.report {
  max-width: 680px;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--ink-2);
  font-weight: 380;
  letter-spacing: 0.002em;
}
.report h1, .report h2, .report h3 { font-family: var(--serif); color: var(--ink); font-weight: 400; }
.report h1 { font-size: 28px; margin: 48px 0 14px; }
.report h2 {
  font-size: 24px;
  margin: 44px 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
  display: flex; gap: 14px; align-items: baseline;
}
.report h2:first-child { margin-top: 0; }
.report h3 { font-size: 18px; margin: 28px 0 10px; }
.report p { margin: 0 0 16px; }
.report ul, .report ol { margin: 0 0 16px; padding-left: 22px; }
.report li { margin-bottom: 5px; }
.report a { color: var(--accent); text-decoration: none; border-bottom: 1px solid currentColor; transition: opacity .15s; }
.report a:hover { opacity: .7; }
.report strong { font-weight: 600; }
.report em { font-style: italic; }
.report code { font-family: var(--mono); font-size: 13px; background: var(--paper-2); padding: 2px 5px; border-radius: 3px; }
.report pre { background: var(--paper-2); padding: 14px 16px; overflow-x: auto; margin: 16px 0; font-size: 13px; line-height: 1.55; border-radius: var(--radius); }
.report pre code { background: none; padding: 0; font-size: inherit; }
.report blockquote { border-left: 2px solid var(--accent); padding-left: 16px; margin: 16px 0; color: var(--muted); font-style: italic; }
.report .caret { display: inline-block; width: 2px; height: 18px; background: var(--accent); margin-left: 2px; vertical-align: text-bottom; animation: blink 1s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* Citation badges */
.cite-badge {
  display: inline;
  font-size: 10px;
  font-weight: 500;
  font-family: var(--mono);
  color: var(--accent);
  background: var(--accent-soft);
  padding: 1px 6px;
  border-radius: 2px;
  white-space: nowrap;
  letter-spacing: .01em;
  cursor: default;
  transition: background .15s;
  position: relative;
  vertical-align: 2px;
}
.cite-badge:hover, .cite-badge.hovered {
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}

/* RIGHT: Sources panel */
.output-sources {
  border-left: 1px solid var(--line);
  padding: 32px 22px;
  overflow-y: auto;
  background: var(--paper-2);
}
.sources-head {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 14px;
}
.sources-label {
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--mid);
}
.sources-count {
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 400;
  line-height: 1;
  color: var(--accent);
}
.sources-filter { display: flex; gap: 4px; margin-bottom: 16px; flex-wrap: wrap; }
.filter-chip {
  padding: 4px 9px;
  font-size: 11.5px;
  color: var(--muted);
  border-radius: 3px;
  transition: all .15s;
  background: none; border: none;
  cursor: pointer;
  font-family: inherit;
}
.filter-chip:hover { background: #fff; color: var(--ink); }
.filter-chip.active { background: var(--ink); color: var(--paper); }

.sources-empty {
  font-size: 12.5px;
  color: var(--mid);
  font-style: italic;
  padding: 8px 0;
}
.output-sources #sources:not(.hidden) + .sources-empty { display: none; }
.output-sources:has(> #sources.hidden) .sources-filter { display: none; }

/* Source cards (the OL items) */
#sources-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  counter-reset: src;
}
#sources-list li {
  padding: 12px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 4px;
  cursor: pointer;
  transition: all .15s;
  counter-increment: src;
}
#sources-list li:hover, #sources-list li.hovered {
  border-color: var(--accent);
  box-shadow: 0 2px 8px rgba(181,90,48,.05);
}
#sources-list li.hidden-filter { display: none; }
.source-card-head {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 6px;
}
.source-card-num {
  font-family: var(--mono);
  font-size: 10px;
  padding: 2px 6px;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 2px;
  font-weight: 500;
}
.source-card-num::before { content: counter(src); }
.source-card-type {
  display: inline-flex; gap: 5px;
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--mid);
  align-items: center;
}
.source-card-title {
  font-size: 12.5px;
  line-height: 1.4;
  color: var(--ink);
  margin-bottom: 4px;
  font-weight: 450;
  word-break: break-word;
}
.source-card-meta {
  font-size: 11px;
  color: var(--mid);
  font-family: var(--mono);
  word-break: break-all;
}
.source-card-title a,
.source-card-meta a { color: inherit; text-decoration: none; border-bottom: none; }
.source-card-title a:hover { color: var(--accent); }

/* Actions */
.actions {
  max-width: 680px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  display: flex; gap: 12px; flex-wrap: wrap; align-items: center;
}
.status-pill {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .16em;
  color: var(--accent);
  font-weight: 500;
}
.status-pill.error { color: #c0392b; }

.btn-go {
  background: var(--ink); color: var(--paper); border: none;
  padding: 10px 20px; font-family: var(--sans); font-size: 13.5px;
  font-weight: 500; cursor: pointer; letter-spacing: .02em;
  border-radius: 4px; transition: background .15s;
}
.btn-go:hover { background: #000; }
.btn-go:disabled { opacity: .25; cursor: not-allowed; }
.btn-outline {
  background: #fff; color: var(--ink); border: 1px solid var(--line-2);
  padding: 10px 20px; font-family: var(--sans); font-size: 13.5px;
  font-weight: 450; cursor: pointer; border-radius: 4px;
  transition: border-color .15s;
}
.btn-outline:hover { border-color: var(--ink); }

/* Account panel (modal) */
.account-panel { position: fixed; inset: 0; z-index: 100; display: flex; align-items: center; justify-content: center; }
.account-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,.4); animation: cpFade .15s ease; }
.account-modal {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  width: min(460px, 92vw);
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 16px 40px rgba(0,0,0,.18);
  padding: 22px 24px;
  animation: cpFade .15s ease;
}
.account-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.account-head h3 { font-family: var(--serif); font-weight: 500; font-size: 20px; letter-spacing: -0.01em; }
.account-close { background: none; border: none; font-size: 22px; color: var(--mid); cursor: pointer; padding: 0 6px; }
.account-close:hover { color: var(--ink); }
.account-section { padding: 16px 0; border-top: 1px solid var(--line); }
.account-section:first-of-type { border-top: none; padding-top: 0; }
.account-row-label { font-family: var(--mono); font-size: 10.5px; text-transform: uppercase; letter-spacing: .1em; color: var(--mid); margin-bottom: 8px; }
.account-desc { font-size: 13px; color: var(--muted); line-height: 1.5; margin-bottom: 12px; }
.account-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.acc-danger { color: #c0392b !important; border-color: rgba(192,57,43,.3) !important; }
.acc-danger:hover { border-color: #c0392b !important; background: rgba(192,57,43,.06) !important; }
.account-audit-list { margin-top: 14px; max-height: 240px; overflow-y: auto; border: 1px solid var(--line); border-radius: 4px; }
.account-audit-list:empty { display: none; }
.audit-row { display: flex; gap: 10px; padding: 8px 12px; border-bottom: 1px solid var(--line); font-size: 12px; align-items: center; }
.audit-row:last-child { border-bottom: none; }
.audit-action { font-family: var(--mono); font-size: 11px; color: var(--accent); }
.audit-resource { color: var(--mid); font-family: var(--mono); font-size: 10.5px; flex: 1; overflow: hidden; text-overflow: ellipsis; }
.audit-time { color: var(--mid); font-family: var(--mono); font-size: 10.5px; flex-shrink: 0; }

/* SLATE_GROUNDING_V2_CSS: 3-chip wrapper - Faithfulness / Sources / Citations */
.grounding-badges {
  display: inline-flex; flex-wrap: wrap; gap: 6px; align-items: center;
}
.grounding-badges .grounding-badge { cursor: help; }

/* Grounding badge (legacy V1 + V2 individual chips share styling) */
.grounding-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  font-family: var(--mono);
  font-size: 10.5px;
  border-radius: 3px;
  cursor: help;
  letter-spacing: .04em;
  text-transform: uppercase;
  border: 1px solid;
}
.grounding-badge strong { font-weight: 600; letter-spacing: .02em; }
.grounding-strong { background: rgba(90,124,90,.1); color: var(--moss); border-color: rgba(90,124,90,.3); }
.grounding-moderate { background: rgba(192,138,62,.12); color: #8a611f; border-color: rgba(192,138,62,.35); }
.grounding-weak { background: rgba(192,57,43,.12); color: #a02b20; border-color: rgba(192,57,43,.35); }
body.dark .grounding-moderate { color: #d4a866; }
body.dark .grounding-weak { color: #e88a80; }

/* Verify-this-report banner (dismissible, top of output) */
.verify-banner {
  max-width: 680px;
  margin: 0 0 24px;
  padding: 10px 14px;
  display: flex; align-items: flex-start; gap: 10px;
  background: var(--parchment);
  border: 1px solid var(--accent-soft);
  border-left: 3px solid var(--accent);
  border-radius: 4px;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--muted);
}
.verify-banner svg { color: var(--accent); margin-top: 2px; }
.verify-banner span { flex: 1; }
.verify-close {
  background: none; border: none; cursor: pointer;
  color: var(--mid); font-size: 16px; line-height: 1;
  padding: 0 4px; flex-shrink: 0;
}
.verify-close:hover { color: var(--ink); }

/* AI Disclosure block (after bibliography) */
.ai-disclosure {
  max-width: 680px;
  margin-top: 56px;
  padding: 20px 22px;
  border: 1px solid var(--line);
  background: var(--paper-2);
  border-radius: var(--radius);
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}
.disclosure-heading {
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 12px;
}
.disclosure-body p { margin: 0 0 12px; }
.disclosure-body strong { color: var(--ink); font-weight: 500; }
.disclosure-meta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px 20px;
  margin: 12px 0;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.disclosure-meta > div { display: flex; flex-direction: column; gap: 2px; }
.disclosure-meta dt {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--mid);
}
.disclosure-meta dd {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink);
  word-break: break-all;
}
.disclosure-note {
  font-size: 12px;
  color: var(--mid);
  font-style: italic;
  margin-top: 8px !important;
}

/* TABLE_V1: markdown GFM tables */
.md-table {
  width: 100%;
  border-collapse: collapse;
  margin: 18px 0;
  font-size: 14px;
  line-height: 1.5;
  border: 1px solid var(--line);
  background: var(--surface);
}
.md-table th,
.md-table td {
  padding: 9px 14px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  text-align: left;
}
.md-table th {
  background: var(--soft);
  font-weight: 600;
  font-size: 13px;
  color: var(--ink);
  border-bottom: 1.5px solid var(--line);
}
.md-table tr:last-child td {
  border-bottom: none;
}
.md-table tr:hover td {
  background: rgba(181, 90, 48, 0.04);
}
body.dark .md-table {
  border-color: var(--line);
  background: transparent;
}
body.dark .md-table th {
  background: rgba(255, 255, 255, 0.03);
}
@media (max-width: 600px) {
  .md-table { font-size: 12px; }
  .md-table th, .md-table td { padding: 6px 8px; }
}

/* Bibliography (enforced citation style) */
.bibliography {
  max-width: 680px;
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.bib-heading {
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--accent);
  font-weight: 500;
  margin: 0 0 20px;
}
.bib-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  counter-reset: bib;
}
.bib-item {
  font-size: 13px;
  line-height: 1.55;
  color: var(--muted);
  word-break: break-word;
  counter-increment: bib;
}
.bib-list.bib-numeric .bib-item {
  padding-left: 28px;
  position: relative;
}
.bib-list.bib-numeric .bib-item .bib-num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  font-weight: 500;
  position: absolute;
  left: 0;
  top: 1px;
}
.bib-list.bib-hanging .bib-item {
  padding-left: 24px;
  text-indent: -24px;
}
.bib-item em { color: var(--ink); font-style: italic; }
.bib-item a { color: var(--accent); border-bottom: 1px dotted currentColor; }
.bib-item a:hover { border-bottom-style: solid; }
/* TIER2_CITE_TO_BIB_V1: pulse when inline [N] is clicked */
.bib-item.bib-pulse {
  background: rgba(192,138,62,.18);
  box-shadow: 0 0 0 3px rgba(192,138,62,.18);
  transition: background .3s ease, box-shadow .3s ease;
}

/* Numeric citation superscript style */
sup.cite-badge {
  display: inline;
  font-size: 10px;
  font-weight: 500;
  font-family: var(--mono);
  color: var(--accent);
  background: var(--accent-soft);
  padding: 1px 5px;
  border-radius: 2px;
  margin: 0 1px;
  cursor: pointer;
  vertical-align: super;
  line-height: 1;
  text-decoration: none;
}
sup.cite-badge:hover { background: var(--accent); color: #fff; }

/* Follow-up Q&A */
.research-qa { max-width: 680px; margin-top: 56px; padding-top: 28px; border-top: 1px solid var(--line); }
.research-qa-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.research-qa-header h3 {
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--accent);
  font-weight: 500;
  margin: 0;
}
.qa-new-sources { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.qa-pair { margin-bottom: 36px; }
.qa-question {
  font-size: 14px; color: var(--accent); font-weight: 500;
  margin-bottom: 14px; line-height: 1.5; letter-spacing: .005em;
}
.qa-question::before {
  content: 'Q \00B7  '; font-weight: 500; letter-spacing: .14em;
  font-size: 10px; text-transform: uppercase; opacity: .85;
}
.qa-answer {
  font-size: 15px; line-height: 1.65; color: var(--ink-2);
}
.qa-input-row { display: flex; gap: 10px; align-items: flex-end; margin-top: 24px; }
.qa-input-row .qa-input {
  flex: 1; font-size: 14px; padding: 11px 14px;
  border: 1px solid var(--line); border-radius: 4px;
  background: #fff; color: var(--ink); outline: none;
  transition: border-color .15s;
}
.qa-input-row .qa-input:focus { border-color: var(--ink); }
.qa-input-row .qa-input::placeholder { color: var(--line-2); }
.qa-input-row .btn-go { flex-shrink: 0; padding: 11px 18px; }

/* Artifacts */
.artifacts-section { max-width: 680px; margin-top: 56px; padding-top: 28px; border-top: 1px solid var(--line); }
.artifacts-label {
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--mid);
  font-weight: 500;
  margin: 0 0 14px;
}
.artifacts-buttons { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }
.btn-artifact {
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fff;
  font-size: 12.5px;
  font-family: var(--sans);
  color: var(--ink);
  display: inline-flex; align-items: center; gap: 6px;
  transition: all .15s;
  cursor: pointer;
}
.btn-artifact:hover { border-color: var(--accent); color: var(--accent); }
.btn-artifact:disabled { opacity: .3; cursor: not-allowed; }
.artifact-output { margin-bottom: 24px; }
.artifact-output-label {
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 12px;
}

/* Mermaid - SLATE_MERMAID_GLOW_V1 (2026-05-06): wider card + padding + subtle elevation */
.mermaid-container { max-width: 100%; margin: 18px 0 28px; padding: 20px 22px; background: var(--paper); border: 1px solid var(--paper-3); border-radius: var(--radius); box-shadow: 0 1px 2px rgba(0,0,0,.04), 0 4px 14px rgba(0,0,0,.04); }
body.dark .mermaid-container { background: var(--paper-2); border-color: var(--paper-3); box-shadow: 0 1px 2px rgba(0,0,0,.25), 0 4px 18px rgba(0,0,0,.18); }
.mermaid-loading { font-size: 14px; color: var(--mid); font-weight: 300; animation: pulse-text 1.6s ease-in-out infinite; padding: 32px 0; text-align: center; }
/* SLATE_MERMAID_GLOW_V1.1: predictable height via clamp + svg overflow visible
 * so node text that extends slightly past viewBox edges doesn't get clipped. */
.mermaid-rendered { margin-top: 14px; overflow: hidden; height: clamp(360px, 56vh, 680px); background: var(--paper-2); border-radius: 8px; position: relative; cursor: grab; }
body.dark .mermaid-rendered { background: var(--paper); }
.mermaid-rendered:active { cursor: grabbing; }
.mermaid-rendered svg { width: 100% !important; height: 100% !important; max-width: none !important; max-height: none !important; display: block; overflow: visible; }
.mermaid-rendered svg .node text, .mermaid-rendered svg foreignObject { overflow: visible; }
.mermaid-error { font-size: 13px; color: #c0392b; margin-top: 8px; }
.mermaid-raw { font-size: 12px; background: var(--paper-2); padding: 12px; margin-top: 8px; overflow-x: auto; white-space: pre-wrap; border-radius: var(--radius); }
.mermaid-actions { display: flex; gap: 8px; margin-top: 12px; align-items: center; flex-wrap: wrap; }
.mermaid-actions .btn-mini { font-size: 12px; padding: 6px 12px; border-radius: 14px; border: 1px solid var(--paper-3); background: transparent; color: var(--mid); cursor: pointer; transition: .15s; font-family: inherit; }
.mermaid-actions .btn-mini:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }
.mermaid-actions .meta-text { font-size: 11px; color: var(--mid); margin-left: auto; opacity: .7; }

/* SLATE_VISUAL_PICKER_V1: dropdown + generate button group */
.visual-picker { display: inline-flex; align-items: stretch; gap: 0; border: 1px solid var(--paper-3); border-radius: 18px; overflow: hidden; background: var(--paper); }
body.dark .visual-picker { background: var(--paper-2); border-color: var(--paper-3); }
.visual-picker:hover { border-color: var(--accent); }
.visual-type-select { appearance: none; -webkit-appearance: none; border: 0; background: transparent; padding: 6px 24px 6px 12px; font-size: 13px; color: var(--accent); cursor: pointer; font-family: inherit; outline: none; background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'><path d='M2 4l3 3 3-3' stroke='%238C8984' stroke-width='1.4' fill='none'/></svg>"); background-repeat: no-repeat; background-position: right 8px center; }
.visual-picker .btn-visual-go { border: 0; border-left: 1px solid var(--paper-3); border-radius: 0; background: transparent; padding: 6px 14px; font-size: 13px; color: var(--accent); cursor: pointer; font-family: inherit; transition: .15s; font-weight: 500; }
.visual-picker .btn-visual-go:hover { background: var(--accent-soft); }
.visual-picker .btn-visual-go:disabled { opacity: .5; cursor: not-allowed; }

/* ═════ LIBRARY ═════ */
.library-view {
  max-width: 1280px;
  margin: 0 auto;
  padding: 48px 48px 96px;
  width: 100%;
}
.library-head {
  display: flex; justify-content: space-between; align-items: flex-end;
  margin-bottom: 40px;
}
.section-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--accent);
  margin-bottom: 12px;
  font-weight: 500;
}
.library-title {
  font-family: var(--serif);
  font-size: 42px;
  font-weight: 300;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 8px;
}
.library-sub {
  font-size: 14px;
  color: var(--muted);
}
.library-controls {
  display: flex; justify-content: space-between; align-items: center;
  gap: 20px; margin-bottom: 24px; flex-wrap: wrap;
}
.library-search {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fff;
  width: 340px;
  color: var(--mid);
}
.library-search:focus-within { border-color: var(--ink); }
.library-search svg { flex-shrink: 0; }
.library-search input {
  flex: 1; border: none; outline: none;
  background: transparent;
  font-size: 13px;
  color: var(--ink);
}
.library-filters { display: flex; align-items: center; gap: 16px; }

/* Library active banner */
.library-active {
  margin-bottom: 24px; padding: 16px 20px;
  border: 1px solid var(--accent-soft);
  border-radius: var(--radius);
  background: var(--parchment);
}
.library-active-badge {
  font-family: var(--mono);
  font-size: 10px; text-transform: uppercase; letter-spacing: .16em;
  color: var(--accent); font-weight: 500; margin-bottom: 8px;
  animation: pulse-text 1.6s ease-in-out infinite;
}
.library-active-item {
  display: flex; align-items: center; justify-content: space-between; width: 100%;
  background: none; border: none; cursor: pointer; font-family: var(--sans);
  padding: 4px 0; transition: color .15s;
}
.library-active-item:hover { color: var(--accent); }
.library-active-topic { font-size: 16px; font-weight: 450; color: inherit; }
.library-active-arrow { font-size: 14px; color: var(--mid); }

/* Library list */
.library-list { display: flex; flex-direction: column; gap: 0; }
.library-card {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 0; border-bottom: 1px solid var(--line);
  transition: background .15s; gap: 16px;
}
.library-card-main { flex: 1; cursor: pointer; min-width: 0; }
.library-card-main:hover .library-card-topic { color: var(--accent); }
.library-card-topic {
  font-size: 15px; font-weight: 450; color: var(--ink);
  margin-bottom: 4px; transition: color .15s;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.library-card-meta { font-size: 12px; color: var(--mid); font-family: var(--mono); }
.library-card-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.library-card-status {
  font-family: var(--mono);
  font-size: 10px; text-transform: uppercase; letter-spacing: .14em; font-weight: 500;
}
.library-card-status.status-complete { color: var(--moss); }
.library-card-status.status-error { color: #c0392b; }
.library-card-status.status-partial { color: var(--mid); }
.library-card-delete {
  background: none; border: none; font-size: 18px; color: var(--line-2);
  cursor: pointer; padding: 2px 6px; line-height: 1; transition: color .15s;
}
.library-card-delete:hover { color: #c0392b; }
.library-empty { text-align: center; padding: 80px 0; }
.library-empty p { font-size: 16px; color: var(--mid); font-weight: 300; margin-bottom: 24px; }

/* ═════ DOCUMENTS (compat) ═════ */
.form-wrap { max-width: 960px; margin: 0 auto; padding: 32px 48px 96px; }
.form-wrap h1 {
  font-family: var(--serif); font-weight: 300; font-size: 38px;
  letter-spacing: -0.025em; line-height: 1.15; margin-bottom: 48px;
}
.dropzone-text { font-size: 18px; color: var(--ink); font-weight: 400; }
.dropzone-meta { font-size: 11px; color: var(--mid); font-weight: 300; letter-spacing: .06em; text-transform: uppercase; }
.dropzone-status { margin-top: 24px; font-size: 14px; color: var(--mid); font-weight: 300; animation: pulse-text 1.6s ease-in-out infinite; }
.dropzone-error { margin-top: 24px; font-size: 14px; color: #c0392b; font-weight: 400; line-height: 1.5; }
.doc-qa-section { margin-top: 56px; padding-top: 28px; border-top: 1px solid var(--line); max-width: 680px; }

/* ═════ IMAGE STUDIO (compat) ═════ */
.img-result { display: block; max-width: 680px; width: 100%; height: auto; border: 1px solid var(--line); margin: 0 0 20px; border-radius: var(--radius); }
.img-loading { font-size: 16px; color: var(--mid); font-weight: 300; margin: 48px 0; animation: pulse-text 1.6s ease-in-out infinite; }
.img-prompt-used { font-size: 13px; color: var(--mid); font-weight: 300; font-style: italic; max-width: 680px; line-height: 1.55; margin: 0 0 8px; }
.img-error { font-size: 14px; color: #c0392b; font-weight: 400; margin: 32px 0; max-width: 680px; line-height: 1.5; }

/* ═════ COMPAT NAV (for document/image views) ═════ */
.compat-nav {
  max-width: 960px; margin: 0 auto; padding: 20px 48px 0;
  display: flex; justify-content: space-between; align-items: center;
}

/* ═════ RESPONSIVE ═════ */
@media (max-width: 1160px) {
  .home-grid { grid-template-columns: 1fr 1fr; }
  .home-grid .panel:nth-child(3) { grid-column: 1 / -1; }
  .research-grid { grid-template-columns: 1fr; }
  .research-side { position: static; }
  .output-grid { grid-template-columns: 200px 1fr; }
  .output-grid .output-sources { display: none; }
  .output-grid.mode-focus { grid-template-columns: 1fr; }
}
@media (max-width: 780px) {
  .home { padding: 32px 22px; }
  .home-grid { grid-template-columns: 1fr; }
  .home-grid .panel:nth-child(3) { grid-column: auto; }
  .topbar { padding: 0 16px; gap: 16px; }
  .topbar-menu-btn { display: flex; }
  .topbar-nav { display: none; }
  .topbar-nav.mobile-open {
    display: flex;
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    gap: 2px;
    padding: 8px;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 12px 24px rgba(0,0,0,0.06);
    z-index: 30;
    animation: tbNavSlide .15s ease-out;
  }
  .topbar-nav.mobile-open .topbar-link {
    width: 100%;
    text-align: left;
    padding: 12px 14px;
    border-radius: 6px;
    font-size: 14px;
  }
  @keyframes tbNavSlide { from { opacity: 0; transform: translateY(-4px);} to { opacity: 1; transform: none;} }
  .usage-strip { flex-wrap: wrap; gap: 12px; }
  .usage-cell { flex: 1 1 45%; padding: 0; }
  .usage-divider { display: none; }
  .field-grid { grid-template-columns: 1fr; }
  .research-form { padding: 24px 22px 72px; }
  .library-view { padding: 32px 22px 72px; }
  .library-head { flex-direction: column; align-items: flex-start; gap: 16px; }
  .library-search { width: 100%; }
  .output-grid { grid-template-columns: 1fr; height: auto; }
  .output-grid .output-toc { display: none; }
  .output-wrap { padding: 24px 22px 72px; }
  .output-wrap h1 { font-size: 28px; }
  .output-header { padding: 12px 22px; }
  .mode-toggle { display: none; }
  .form-wrap { padding: 24px 22px 72px; }
  .form-wrap h1 { font-size: 28px; margin-bottom: 32px; }
  .library-card { flex-direction: column; align-items: flex-start; gap: 8px; }
  .library-card-actions { width: 100%; justify-content: space-between; }
  .research-qa-header { flex-direction: column; gap: 12px; align-items: flex-start; }
  .qa-input-row { flex-direction: column; gap: 10px; }
  .qa-input-row .btn-go { width: 100%; }
  .source-add-row { flex-direction: column; align-items: stretch; }
  .source-add-divider { text-align: center; }
  .source-url-row { min-width: 0; }
  .artifacts-buttons { flex-direction: column; }
  .btn-artifact { width: 100%; }
  /* MOBILE_V1: output header buttons wrap on narrow screens */
  .output-header-inner { flex-direction: column; gap: 10px; align-items: flex-start; }
  .output-header-actions { flex-wrap: wrap; gap: 8px; width: 100%; }
  .output-header-actions .btn-secondary { font-size: 11px; padding: 5px 10px; }
  .grounding-badge { font-size: 10px; padding: 3px 8px; }
  /* MOBILE_V1: source URL row stacks */
  .source-url-row { flex-direction: column; }
  .source-url-input { width: 100%; }
  .source-url-row .btn-go { width: 100%; }
  /* MOBILE_V1: run details single column */
  .run-details { grid-template-columns: 1fr; }
}
/* MOBILE_V1: small phone (<480px) overrides */
@media (max-width: 480px) {
  .topbar { padding: 0 12px; gap: 10px; }
  .topbar-brand { font-size: 15px; }
  .topbar-actions { gap: 8px; }
  .topbar-actions .btn-icon { width: 32px; height: 32px; }
  .home { padding: 24px 16px; }
  .home-title { font-size: 28px; }
  .composer-inner { padding: 14px 16px; }
  .composer-input { font-size: 15px; min-height: 40px; }
  .usage-num { font-size: 28px; }
  .usage-num .usage-sub { font-size: 13px; }
  .usage-label { font-size: 9.5px; }
  .usage-strip { margin-top: 36px; padding: 18px 0; }
  .output-wrap { padding: 16px 16px 60px; }
  .output-wrap h1 { font-size: 22px; line-height: 1.3; }
  .output-wrap h2 { font-size: 16px; }
  .output-wrap p, .output-wrap li { font-size: 14px; }
  .research-form { padding: 20px 16px 60px; }
  .library-view { padding: 24px 16px 60px; }
  .library-card-topic { font-size: 14px; }
  .bibliography { padding: 16px 0; }
  .bib-item { font-size: 12px; padding-left: 20px; text-indent: -20px; }
  .ai-disclosure { font-size: 11px; padding: 12px 14px; }
  .qa-question, .qa-answer { font-size: 13px; }
  .pill, .depth-pill, .lang-pill, .aud-pill, .cite-pill { font-size: 11px; padding: 4px 10px; }
  .btn-secondary.btn-sm { font-size: 11px; padding: 5px 8px; }
}

/* SLATE_UI_FIX_V1 START */

/* #1 Citation chip - muted, ga eye-grabbing */
.cite-badge {
  font-size: 0.78em;
  font-family: 'Inter Tight', -apple-system, sans-serif;
  padding: 1px 6px;
  border-radius: 3px;
  background: transparent;
  border: 1px solid rgba(154, 137, 104, 0.35);
  color: rgba(60, 50, 35, 0.65);
  font-weight: 400;
  vertical-align: baseline;
  cursor: pointer;
  transition: background 0.12s ease, color 0.12s ease, border-color 0.12s ease;
  white-space: nowrap;
}
.cite-badge:hover {
  background: rgba(154, 137, 104, 0.12);
  color: rgba(30, 25, 20, 0.95);
  border-color: rgba(154, 137, 104, 0.6);
}
body.dark .cite-badge {
  border-color: rgba(200, 180, 140, 0.25);
  color: rgba(220, 210, 190, 0.55);
}
body.dark .cite-badge:hover {
  background: rgba(200, 180, 140, 0.10);
  color: rgba(240, 235, 220, 0.95);
}

/* #3 Library cards - breathing room + visual separation */
.library-list { gap: 10px; }
.library-list > * {
  padding: 14px 16px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 6px;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.library-list > *:hover {
  border-color: rgba(0, 0, 0, 0.35);
  transform: translateX(2px);
}
body.dark .library-list > * {
  border-color: rgba(255, 255, 255, 0.08);
}
body.dark .library-list > *:hover {
  border-color: rgba(255, 255, 255, 0.3);
}

/* #4 Dashboard grid - panel heights independent */
.home-grid { align-items: start; }

/* #6 Header overflow - mobile cleanup */
@media (max-width: 600px) {
  .topbar-right .topbar-icon-btn[title*="Guide"] { display: none; }
}
@media (max-width: 480px) {
  .topbar-right { gap: 4px; }
  .topbar-chat-link { font-size: 0.8em; padding: 4px 6px; }
}

/* SLATE_UI_FIX_V1 END */

/* SLATE_UI_FIX_V2 START */

/* #2 Output toolbar - mobile condense, prevent ugly multi-row wrap */
@media (max-width: 720px) {
  .output-header-actions {
    gap: 6px;
    flex-wrap: wrap;
    row-gap: 6px;
  }
  /* Mode toggle (Default/Focus/Dense) is desktop ergonomics - hide on mobile */
  .mode-toggle { display: none; }

  .collection-assign-select {
    max-width: 130px;
    font-size: 0.78em;
    padding: 4px 6px;
  }
  .output-header-actions .btn-sm,
  .output-header-actions .btn-secondary {
    padding: 4px 9px;
    font-size: 0.78em;
  }
}

@media (max-width: 480px) {
  .output-header-actions { gap: 4px; row-gap: 4px; }
  .collection-assign-select { max-width: 100px; }

  /* Drop "Export " prefix - just .md/.pdf/.bib chips */
  #export-md, #export-pdf, #export-bib {
    font-size: 0;
    padding: 4px 7px;
  }
  #export-md::after { content: ".md"; font-size: 11px; font-weight: 500; }
  #export-pdf::after { content: ".pdf"; font-size: 11px; font-weight: 500; }
  #export-bib::after { content: ".bib"; font-size: 11px; font-weight: 500; }
}

/* SLATE_UI_FIX_V2 END */

/* ═══════════════════════════════════════════════════════════
   SLATE_STANCE_V1 + SLATE_EVIDENCE_SYNTH_V1 (2026-05-18)
   Consensus Meter at top of academic search results,
   per-paper stance badge inside each card, evidence summary
   panel below the meter. Palette uses existing CSS vars +
   stance-specific accents (green/red/amber/grey).
   ═══════════════════════════════════════════════════════════ */
.consensus-meter {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  margin-bottom: 14px;
  font-size: 13px;
}
.consensus-meter .meter-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 9px;
  flex-wrap: wrap;
}
.consensus-meter .meter-head strong {
  font-family: Fraunces, Newsreader, serif;
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 0.01em;
}
.consensus-meter .meter-sub {
  font-size: 11px;
  color: var(--muted);
  font-weight: 400;
}
.consensus-meter .meter-progress {
  font-size: 11px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.consensus-meter .meter-bar {
  display: flex;
  height: 8px;
  width: 100%;
  border-radius: 4px;
  overflow: hidden;
  background: var(--line);
  margin-bottom: 9px;
}
.consensus-meter .meter-bar .seg {
  display: block;
  height: 100%;
  transition: width 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.consensus-meter .seg-supports { background: #5A7C5A; }
.consensus-meter .seg-refutes  { background: #B5483D; }
.consensus-meter .seg-mixed    { background: #C49142; }
.consensus-meter .seg-na       { background: #8C8985; opacity: 0.55; }
.consensus-meter .meter-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 12px;
  color: var(--muted);
}
.consensus-meter .lg-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.consensus-meter .lg-item b {
  color: var(--ink);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.consensus-meter .dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
}
.consensus-meter .dot-supports { background: #5A7C5A; }
.consensus-meter .dot-refutes  { background: #B5483D; }
.consensus-meter .dot-mixed    { background: #C49142; }
.consensus-meter .dot-na       { background: #8C8985; opacity: 0.6; }
.consensus-meter .meter-actions {
  margin-top: 11px;
  display: flex;
  justify-content: flex-end;
}
.consensus-meter .evidence-btn {
  font: inherit;
  font-size: 12px;
  font-weight: 500;
  padding: 6px 12px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.15s;
}
.consensus-meter .evidence-btn:hover:not(:disabled) {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}
.consensus-meter .evidence-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.consensus-meter .evidence-output {
  margin-top: 12px;
  padding: 11px 13px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink);
}
.consensus-meter .evidence-loading {
  font-size: 12px;
  color: var(--muted);
  font-style: italic;
}
.consensus-meter .evidence-error {
  font-size: 12px;
  color: #B5483D;
}
.consensus-meter .evidence-text p { margin: 0 0 0.6em; }
.consensus-meter .evidence-text p:last-child { margin-bottom: 0; }

/* Per-card stance slot + badge — stance is the new primary signal, sits below
   meta line. Source badge in meta line dampened (see end of this block) so
   stance dominates the visual hierarchy. */
.academic-result .stance-slot {
  margin-top: 6px;
  min-height: 0;
}
.academic-result .stance-slot[data-pending="1"] {
  min-height: 0;
}
.stance-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 4px;
  border: 1px solid transparent;
  background: transparent;
}
.stance-badge .sb-conf {
  font-weight: 500;
  font-size: 10px;
  opacity: 0.78;
  letter-spacing: 0;
  text-transform: none;
}
.stance-badge.sb-supports { color: #fff; background: #5A7C5A; }
.stance-badge.sb-refutes  { color: #fff; background: #B5483D; }
.stance-badge.sb-mixed    { color: #fff; background: #B07A2D; }
.stance-badge.sb-na       { color: #6F6C68; background: rgba(140,137,133,0.12); border-color: rgba(140,137,133,0.22); }
.stance-badge.sb-na .sb-conf { opacity: 0.6; }

/* Dampen source badge so it stops competing with the (new) stance badge */
.academic-result-meta .badge {
  opacity: 0.62;
  font-weight: 500;
}
.academic-result-meta .badge:hover { opacity: 0.92; }

/* Inline [P{idx}] citation chip inside evidence-text — click scrolls to card */
.consensus-meter .ev-cite {
  display: inline;
  padding: 0 4px;
  margin: 0 1px;
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 3px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s;
}
.consensus-meter .ev-cite:hover {
  background: rgba(181,90,48,0.22);
  text-decoration: none;
}

@media (max-width: 640px) {
  .consensus-meter { padding: 10px 12px; }
  .consensus-meter .meter-legend { gap: 9px; }
  .consensus-meter .lg-item { font-size: 11px; }
}
/* SLATE_STANCE_V1 END */