/**
 * Shared chat shell — sidebar + main thread + centered one-line expanding composer.
 * Used by /, /app, /mahatraining
 */
:root {
  --sovereign-composer-max: min(720px, calc(100% - 32px));
  --sovereign-composer-min-h: 46px;
  --sovereign-composer-max-h: 200px;
}

/* ── Flat page canvas (no extra gradient layers) ── */
body.sovereign-chat-page,
.sovereign-chat-page.legacy-workbench,
.maha-body.sovereign-chat-page {
  background: var(--bg) !important;
}

.maha-body.sovereign-chat-page {
  background-image: none !important;
}

body.sovereign-chat-page .legacy-topbar,
.portal.sovereign-chat-page:has(#panel-chat.active) .main-header {
  display: none !important;
}

.maha-body.sovereign-chat-page .maha-topbar {
  display: none !important;
}

/* ── Full-height layout ── */
.sovereign-chat-page .portal.page-shell,
.sovereign-chat-page.legacy-workbench .wb-app,
.maha-body.sovereign-chat-page .maha-app {
  height: 100vh;
  height: 100dvh;
  min-height: 0;
}

.maha-body.sovereign-chat-page .maha-app {
  padding: 0;
  gap: 0;
}

.maha-body.sovereign-chat-page .maha-shell {
  gap: 0;
  height: 100%;
  min-height: 0;
}

.maha-body.sovereign-chat-page .maha-sidebar {
  border-radius: 0;
  border-top: none;
  border-bottom: none;
  border-left: none;
  background: var(--surface);
}

.maha-body.sovereign-chat-page .maha-workspace {
  border: none;
  border-radius: 0;
  box-shadow: none;
  background: transparent;
  min-height: 0;
}

.maha-body.sovereign-chat-page .maha-module-bar {
  background: transparent;
  border-bottom: 1px solid var(--border);
}

.maha-body.sovereign-chat-page .maha-empty-state {
  background: transparent;
  border: none;
  box-shadow: none;
}

body.legacy-workbench.sovereign-chat-page .wb-workspace-card {
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
}

.sovereign-chat-page .chat-empty-hint,
.sovereign-chat-page .research-empty-hint {
  background: transparent !important;
  border: none !important;
}

/* ── Thread area ── */
.sovereign-workspace,
.maha-body.sovereign-chat-page .maha-workspace {
  display: flex;
  flex-direction: column;
  min-height: 0;
  flex: 1 1 auto;
}

.sovereign-thread-area,
.maha-body.sovereign-chat-page .maha-thread {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
}

.maha-body.sovereign-chat-page .maha-thread.sovereign-thread-area {
  overflow-x: hidden;
}

.chat-layout,
.research-layout {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.chat-messages,
.research-messages {
  background: transparent;
}

.portal.sovereign-chat-page .main-body {
  min-height: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  background: transparent;
}

.portal.sovereign-chat-page .main {
  min-height: 0;
  background: transparent;
}

/* ── Composer dock — transparent, centered ── */
.sovereign-composer-dock,
.portal-unified-composer.sovereign-unified-composer,
body.legacy-workbench .wb-prompt-footer .wb-unified-composer.sovereign-unified-composer,
.maha-composer.sovereign-composer-dock,
.portal.sovereign-chat-page .chat-composer.sovereign-composer-dock {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  width: 100%;
  padding: 10px clamp(12px, 3vw, 24px) max(12px, env(safe-area-inset-bottom));
  border-top: none !important;
  background: transparent !important;
  box-sizing: border-box;
  gap: 0;
}

.sovereign-unified-composer {
  width: 100%;
  max-width: var(--sovereign-composer-max);
  margin: 0 auto;
}

.sovereign-composer-dock .portal-composer-route,
.sovereign-composer-dock .wb-composer-route,
.sovereign-unified-composer .portal-composer-route,
.sovereign-unified-composer .wb-composer-route {
  display: none !important;
}

.sovereign-unified-composer .prompt-attach-toolbar {
  display: none !important;
}

/* ── Composer pill ── */
.sovereign-composer-bar,
.sovereign-unified-composer .portal-composer-box,
.sovereign-unified-composer .wb-unified-composer-box,
.sovereign-unified-composer .maha-composer-box {
  position: relative;
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
  min-height: calc(var(--sovereign-composer-min-h) + 8px);
  padding: 4px 6px 4px 4px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface) !important;
  box-shadow: none !important;
  transition: border-color 0.15s ease;
}

.sovereign-composer-bar:focus-within,
.sovereign-unified-composer .portal-composer-box:focus-within,
.sovereign-unified-composer .wb-unified-composer-box:focus-within,
.sovereign-unified-composer .maha-composer-box:focus-within {
  border-color: color-mix(in srgb, var(--accent, #6c8cff) 50%, var(--border));
}

/* + capabilities button */
.sovereign-cap-wrap {
  position: relative;
  flex: 0 0 auto;
  align-self: center;
  margin: 0;
}

.sovereign-cap-btn {
  width: 36px;
  height: 36px;
  min-width: 36px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: transparent;
  color: var(--text);
  font-size: 1.35rem;
  font-weight: 300;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.sovereign-cap-btn:hover,
.sovereign-cap-btn[aria-expanded="true"] {
  background: color-mix(in srgb, var(--accent, #6c8cff) 14%, transparent);
  border-color: color-mix(in srgb, var(--accent, #6c8cff) 45%, var(--border));
  color: var(--accent, #6c8cff);
}

.sovereign-cap-menu {
  position: absolute;
  left: 0;
  bottom: calc(100% + 8px);
  z-index: 40;
  min-width: 260px;
  max-width: min(320px, 90vw);
  max-height: min(360px, 50vh);
  overflow-y: auto;
  padding: 6px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.28);
}

.sovereign-cap-menu[hidden]:not(.is-open) {
  display: none;
}

.sovereign-cap-menu.is-open {
  display: block;
}

.sovereign-cap-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  width: 100%;
  padding: 10px 12px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
  font: inherit;
}

.sovereign-cap-item:hover,
.sovereign-cap-item:focus-visible {
  background: color-mix(in srgb, var(--accent, #6c8cff) 12%, transparent);
  outline: none;
}

.sovereign-cap-item-label {
  font-size: 0.875rem;
  font-weight: 600;
}

.sovereign-cap-item-desc {
  font-size: 0.75rem;
  color: var(--muted);
  line-height: 1.35;
}

/* Text input */
.sovereign-composer-input,
.sovereign-unified-composer .chat-prompt-input,
.sovereign-unified-composer .wb-prompt-input,
.sovereign-unified-composer .maha-topic-composer,
.sovereign-unified-composer textarea {
  flex: 1 1 auto;
  width: 100%;
  min-width: 0;
  min-height: var(--sovereign-composer-min-h) !important;
  max-height: var(--sovereign-composer-max-h) !important;
  height: auto !important;
  margin: 0 !important;
  padding: 10px 6px 10px 0 !important;
  border: none !important;
  border-radius: 0 !important;
  background: transparent !important;
  resize: none !important;
  overflow-y: auto !important;
  overflow-x: hidden !important;
  line-height: 1.45 !important;
  box-sizing: border-box;
  field-sizing: content;
  align-self: stretch;
  color: var(--text, inherit);
}

@supports not (field-sizing: content) {
  .sovereign-composer-input.sovereign-composer-expanded,
  .sovereign-unified-composer textarea.sovereign-composer-expanded {
    height: auto !important;
  }
}

/* Mic (voice prompt) — left of send */
.sovereign-composer-mic-btn {
  flex: 0 0 auto;
  align-self: center;
  width: 40px !important;
  height: 40px !important;
  min-width: 40px !important;
  margin: 0 !important;
  padding: 0 !important;
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  border-radius: 50% !important;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(15, 23, 42, 0.55);
  color: #e2e8f0;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.sovereign-composer-mic-btn:hover {
  background: rgba(30, 41, 59, 0.85);
  border-color: rgba(148, 163, 184, 0.55);
}

.sovereign-composer-mic-btn.is-recording {
  background: rgba(239, 68, 68, 0.2);
  border-color: rgba(239, 68, 68, 0.55);
  color: #fca5a5;
  animation: sovereign-mic-pulse 1.2s ease-in-out infinite;
}

.sovereign-composer-mic-btn.is-live-dictation {
  background: rgba(34, 197, 94, 0.18);
  border-color: rgba(34, 197, 94, 0.5);
  color: #86efac;
}

textarea.voice-dictation-active,
.sovereign-composer textarea.voice-dictation-active {
  outline: 1px dashed rgba(34, 197, 94, 0.45);
  outline-offset: 2px;
}

@keyframes sovereign-mic-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.35); }
  50% { box-shadow: 0 0 0 6px rgba(239, 68, 68, 0); }
}

/* Send button */
.sovereign-composer-send,
.sovereign-unified-composer .portal-send-inline,
.sovereign-unified-composer .wb-unified-send-inline,
.sovereign-unified-composer .sovereign-composer-send-btn,
.maha-body.sovereign-chat-page #maha-generate.sovereign-composer-send-btn {
  position: static !important;
  flex: 0 0 auto;
  align-self: center;
  width: 40px !important;
  height: 40px !important;
  min-width: 40px !important;
  margin: 0 !important;
  padding: 0 !important;
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  border-radius: 50% !important;
  border: none;
  cursor: pointer;
}

.sovereign-composer-send img,
.sovereign-unified-composer .portal-send-logo,
.sovereign-unified-composer .wb-send-logo {
  width: 22px;
  height: 22px;
  display: block;
  pointer-events: none;
}

/* Hide send while generating; show Stop (matches /mahatraining) */
.sovereign-unified-composer .sovereign-composer-send-btn.is-generating {
  display: none !important;
  pointer-events: none !important;
  visibility: hidden !important;
}

.sovereign-stop-btn,
.maha-stop-btn.sovereign-stop-btn {
  flex: 0 0 auto;
  align-self: center;
  min-width: 72px;
  padding: 0 14px;
  height: 40px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  border: 1px solid rgba(239, 68, 68, 0.55);
  background: rgba(239, 68, 68, 0.14);
  color: #fecaca;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.sovereign-stop-btn:hover,
.maha-stop-btn.sovereign-stop-btn:hover {
  background: rgba(239, 68, 68, 0.28);
}

.sovereign-stop-btn.hidden,
.maha-stop-btn.hidden {
  display: none !important;
}

.sovereign-unified-composer #wb-unified-stop.sovereign-stop-btn:not(.hidden),
.sovereign-unified-composer #chat-stop.sovereign-stop-btn:not(.hidden) {
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
}

.sovereign-stopped-note,
.maha-stopped-note {
  margin-top: 12px;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px dashed rgba(239, 68, 68, 0.45);
  color: #fecaca;
  font-size: 0.85rem;
}

html[data-theme="light"] .sovereign-stopped-note,
html[data-theme="light"] .maha-stopped-note {
  color: #b91c1c;
  border-color: rgba(185, 28, 28, 0.35);
  background: rgba(254, 226, 226, 0.45);
}

.maha-body.sovereign-chat-page #maha-generate .maha-btn-text {
  display: none;
}

/* Attachments row */
.sovereign-unified-composer .prompt-attachment-bar,
.sovereign-unified-composer .maha-attachment-bar {
  width: 100%;
  max-width: var(--sovereign-composer-max);
  margin: 6px auto 0;
  padding: 0 4px;
  background: transparent;
}

.sovereign-unified-composer .prompt-attach-plus {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
}

body.legacy-workbench.sovereign-chat-page .wb-prompt-footer {
  border-top: none;
  background: transparent;
  padding: 0;
}

body.legacy-workbench.sovereign-chat-page .wb-unified-composer.sovereign-unified-composer {
  border: none;
  border-radius: 0;
  background: transparent;
}

/* Maha sidebar footer */
.maha-sidebar-footer {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.maha-sidebar-footer .maha-ui-lang-field {
  width: 100%;
}

.maha-sidebar-footer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.maha-sidebar-brand {
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.maha-sidebar-head-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.maha-sidebar-head-row .maha-brand {
  flex: 1;
  min-width: 0;
}

.maha-sidebar-collapse-btn {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-lg, 12px);
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--muted);
  cursor: pointer;
  font-family: inherit;
  font-size: 1.125rem;
  line-height: 1;
  transition: color 0.15s, border-color 0.15s;
}

.maha-sidebar-collapse-btn:hover {
  color: var(--text);
  border-color: var(--maha-accent);
}

.maha-sidebar-expand-btn {
  flex-shrink: 0;
  padding: 8px 12px;
  border-radius: var(--radius-lg, 12px);
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text);
  cursor: pointer;
  font-family: inherit;
  font-size: 1rem;
  line-height: 1;
  align-self: center;
}

.maha-sidebar-expand-btn:hover {
  border-color: var(--maha-accent);
}

/* Sidebar collapse — icon rail */
body.maha-sidebar-collapsed {
  --maha-sidebar-w: 56px;
}

body.maha-sidebar-collapsed .maha-brand-copy,
body.maha-sidebar-collapsed .maha-sidebar-history,
body.maha-sidebar-collapsed .maha-sidebar-head,
body.maha-sidebar-collapsed .maha-sidebar-footer,
body.maha-sidebar-collapsed .maha-subject-btn-body,
body.maha-sidebar-collapsed .maha-subject-btn-dur {
  display: none;
}

body.maha-sidebar-collapsed .maha-sidebar {
  padding: 12px 8px;
  align-items: center;
}

body.maha-sidebar-collapsed .maha-sidebar-brand {
  width: 100%;
  margin-bottom: 8px;
  padding-bottom: 8px;
}

body.maha-sidebar-collapsed .maha-sidebar-head-row {
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

body.maha-sidebar-collapsed .maha-brand {
  justify-content: center;
}

body.maha-sidebar-collapsed .maha-brand-mark {
  width: 40px;
  height: 40px;
  font-size: 0.7rem;
}

body.maha-sidebar-collapsed .maha-subject-list {
  width: 100%;
  gap: 4px;
  padding-right: 0;
}

body.maha-sidebar-collapsed .maha-subject-btn {
  grid-template-columns: auto;
  justify-content: center;
  justify-items: center;
  width: 40px;
  min-width: 40px;
  margin: 0 auto;
  padding: 8px;
}

body.maha-sidebar-collapsed .maha-subject-btn-icon {
  width: 32px;
  height: 32px;
  font-size: 0.95rem;
}

body.maha-sidebar-collapsed .maha-collapse-icon {
  transform: rotate(180deg);
  display: inline-block;
}

.maha-sidebar-brand h1 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 800;
}

.maha-body.sovereign-chat-page .maha-module-bar {
  flex-shrink: 0;
}

.maha-composer.sovereign-composer-dock .maha-composer-actions,
.maha-composer.sovereign-composer-dock #maha-sample {
  display: none !important;
}

/* Hidden sample trigger for capabilities menu */
#maha-sample.sovereign-hidden-trigger {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
  padding: 0;
}

/* ── Workbench / — align with portal /app shell ── */
body.legacy-workbench.sovereign-chat-page {
  --wb-topbar-h: 0px;
  min-height: 100vh;
  min-height: 100dvh;
}

body.legacy-workbench.sovereign-chat-page.wb-sidebar-layout .wb-app,
body.legacy-workbench.sovereign-chat-page.wb-sidebar-layout .wb-sidebar,
body.legacy-workbench.sovereign-chat-page.wb-sidebar-layout .wb-canvas {
  height: 100vh;
  height: 100dvh;
  max-height: 100dvh;
}

body.legacy-workbench.sovereign-chat-page.wb-sidebar-layout .wb-canvas {
  padding: 0;
  overflow: hidden;
  gap: 0;
}

body.legacy-workbench.sovereign-chat-page.wb-canvas-prompt-only .wb-workspace-card {
  border: none !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  background: transparent !important;
}

body.legacy-workbench.sovereign-chat-page.wb-canvas-prompt-only #wb-view-workspace.active,
body.legacy-workbench.sovereign-chat-page .wb-canvas-views {
  flex: 1 1 auto;
  min-height: 0;
  height: 100%;
}

body.legacy-workbench.sovereign-chat-page .wb-output-area {
  flex: 1 1 auto;
  min-height: 0;
  max-height: none;
  overflow-y: auto;
  padding: 20px clamp(16px, 3vw, 28px) 16px;
  background: transparent !important;
}

body.legacy-workbench.sovereign-chat-page.wb-canvas-prompt-only
  .wb-workspace-card:not(.wb-has-response)
  .wb-output-area {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

body.legacy-workbench.sovereign-chat-page .wb-output-placeholder,
body.legacy-workbench.sovereign-chat-page .sovereign-empty-hint {
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  min-height: auto;
  padding: 32px 20px;
  max-width: 32rem;
  color: var(--muted);
}

body.legacy-workbench.sovereign-chat-page .wb-output-placeholder-title {
  display: none;
}

body.legacy-workbench.sovereign-chat-page .wb-output-area .response.wb-output,
html[data-theme="light"] body.legacy-workbench.sovereign-chat-page .wb-output-area .response.wb-output {
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  padding: 0 0 12px;
  min-height: 0;
}

body.legacy-workbench.sovereign-chat-page .wb-output-area .response.wb-output.loading {
  background: transparent !important;
  border: none !important;
  color: var(--muted);
}

body.legacy-workbench.sovereign-chat-page .prompt-turn-ask {
  background: transparent !important;
  border: none;
  border-left: 3px solid var(--accent, #6c8cff);
  border-radius: 0;
  padding: 8px 0 8px 14px;
}

body.legacy-workbench.sovereign-chat-page .prompt-turn-response .response.wb-output {
  background: transparent !important;
  border: none !important;
}

body.legacy-workbench.sovereign-chat-page .wb-sidebar {
  border-right: 1px solid var(--border);
}

body.legacy-workbench.sovereign-chat-page .wb-sidebar-scroll {
  overscroll-behavior: contain;
  scrollbar-width: thin;
}

body.legacy-workbench.sovereign-chat-page .wb-sidebar-footer {
  background: transparent;
}

body.legacy-workbench.sovereign-chat-page .wb-sidebar-nav-item.active {
  box-shadow: inset 2px 0 0 var(--accent);
}

body.legacy-workbench.sovereign-chat-page.wb-canvas-prompt-only .wb-prompt-footer {
  margin-top: auto;
}

/* Legal footer — below composer (no fixed overlap) */
.sovereign-composer-legal {
  width: 100%;
  max-width: var(--sovereign-composer-max);
  margin: 10px auto 0;
  padding: 0 6px 2px;
  text-align: center;
  pointer-events: none;
  user-select: none;
  flex-shrink: 0;
}

.sovereign-powered-by,
.legacy-powered-by[data-brand='powered-by'] {
  margin: 0;
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  opacity: 0.72;
  line-height: 1.45;
}

.sovereign-copyright {
  margin: 3px 0 0;
  font-size: 0.62rem;
  letter-spacing: 0.02em;
  text-transform: none;
  color: var(--muted);
  opacity: 0.58;
  line-height: 1.35;
}

body.legacy-workbench.sovereign-chat-page .legacy-powered-by {
  display: none !important;
}

/* Workbench overrides — pill composer wins over legacy box styles */
body.legacy-workbench.sovereign-chat-page .wb-unified-composer {
  border: none !important;
  border-radius: 0 !important;
  background: transparent !important;
  overflow: visible !important;
}

body.legacy-workbench.sovereign-chat-page .wb-unified-composer-box {
  padding: 0 !important;
  position: static !important;
}

body.legacy-workbench.sovereign-chat-page .wb-unified-composer-box .wb-prompt-input {
  width: auto !important;
  height: var(--sovereign-composer-min-h) !important;
  min-height: var(--sovereign-composer-min-h) !important;
  max-height: var(--sovereign-composer-max-h) !important;
  margin: 0 !important;
  padding: 0 6px 0 0 !important;
  border: none !important;
  border-radius: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}

body.legacy-workbench.sovereign-chat-page .wb-unified-send-inline {
  position: static !important;
  right: auto !important;
  bottom: auto !important;
  margin: 0 !important;
}

.sovereign-unified-composer .portal-composer-box .chat-prompt-input,
.sovereign-unified-composer .portal-composer-box textarea,
body.legacy-workbench.sovereign-chat-page .wb-unified-composer-box .wb-prompt-input,
.maha-body.sovereign-chat-page .maha-composer-box .maha-topic-composer {
  padding: 0 6px 0 0 !important;
  margin-bottom: 0 !important;
}

.sovereign-unified-composer .sovereign-composer-input.sovereign-composer-expanded,
.sovereign-unified-composer textarea.sovereign-composer-expanded {
  line-height: 1.45 !important;
  padding-top: 8px !important;
  padding-bottom: 8px !important;
}

/* Workbench / — portal-style chat shell */
body.legacy-workbench.sovereign-chat-page .wb-workspace-card.sovereign-workspace {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  min-height: 0;
  height: 100%;
}

body.legacy-workbench.sovereign-chat-page .wb-chat-layout {
  flex: 1 1 auto;
  min-height: 0;
}

body.legacy-workbench.sovereign-chat-page .wb-legacy-tools {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

body.legacy-workbench.sovereign-chat-page .wb-knowledge-host {
  display: none;
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  padding: 16px clamp(12px, 3vw, 24px);
  border-top: 1px solid var(--border);
}

body.legacy-workbench.sovereign-chat-page .wb-workspace-card.wb-show-knowledge .wb-chat-layout {
  display: none;
}

body.legacy-workbench.sovereign-chat-page .wb-workspace-card.wb-show-knowledge .wb-knowledge-host {
  display: block;
}

body.legacy-workbench.sovereign-chat-page .wb-unified-composer-box .sovereign-composer-input {
  line-height: 1.35;
}

body.legacy-workbench.sovereign-chat-page .wb-history-groups {
  margin: 4px 0 8px;
  max-height: min(280px, 32vh);
  overflow-y: auto;
}

body.legacy-workbench.sovereign-chat-page .wb-history-group-label {
  margin-top: 8px;
  padding-left: 12px;
}

body.legacy-workbench.sovereign-chat-page .wb-history-item {
  font-size: 0.88rem;
}

body.legacy-workbench.sovereign-chat-page .wb-history-empty {
  padding: 8px 14px;
  font-size: 0.82rem;
}

body.legacy-workbench.sovereign-chat-page .wb-sidebar-legal {
  margin: 0 0 10px;
  padding: 0 10px;
  font-size: 0.62rem;
  line-height: 1.35;
  color: var(--muted);
  opacity: 0.65;
  text-align: center;
}