/* Shared compact surfaces, with room for the conversation on phones. */
body { background: #f7f8fa; background-image: none; }
.chat-workspace main.chat-container { scroll-behavior: auto; overflow-anchor: none; }
header.app-header { background: #fff; border-bottom: 1px solid #d9dde3; }
.btn, .status-badge, .brand-icon { border-radius: 6px; box-shadow: none; border-width: 1px; }
.history-panel { border-right: 1px solid #d9dde3; }
.history-credential-details { border: 1px solid #e0e3e8; border-radius: 8px; background: #f7f8fa; }
.history-chat-card, .history-local-card { border-radius: 6px; }
.history-panel .history-source-note { font-size: 11px; line-height: 1.5; }
.history-panel [hidden], .command-bar [hidden], .artifact-panel[hidden] { display: none !important; }
.command-bar { background: #fff; border: 1px solid #e0e3e8; border-radius: 10px; padding: 14px 16px; box-shadow: 0 2px 8px #00000003; }
.command-bar-heading { margin-bottom: 10px; }
.command-bar h2 { font-size: 14px; }
.command-kicker { font-size: 10px; letter-spacing: .04em; }
.command-search-wrap input { border-radius: 6px; border: 1px solid #d9dde3; min-height: 36px; }
.command-chip, .command-registry-item { min-height: 36px; border: 1px solid #dce0e6; border-radius: 6px; background: #f9fafb; font-size: 12px; padding: 7px 12px; display: inline-flex; align-items: center; gap: 6px; cursor: pointer; transition: background 0.15s, border-color 0.15s; }
.command-chip:hover, .command-registry-item:hover { background: #000; border-color: #000; color: #fff; }
.command-chip:hover small, .command-registry-item:hover small { color: #ccc; }
.command-quick-chips { display: flex; flex-wrap: wrap; gap: 8px; overflow-x: visible; margin-top: 8px; }
.command-registry-row { gap: 10px; margin-top: 9px; flex-wrap: wrap; }
#commandRegistryStatus { flex: 1; font-size: 11px; font-weight: 400; }
.command-registry-item small, .command-chip small { font-size: 11px; color: #666; margin-left: 4px; }
.chat-workspace .empty-state { max-width: 560px; border: 0; background: transparent; box-shadow: none; padding: 24px; }
.empty-state .empty-icon-wrapper { width: 48px; height: 48px; border-radius: 12px; box-shadow: none; }
.empty-state .empty-title { font-size: 22px; margin-top: 20px; }
.empty-state .empty-desc { font-size: 14px; line-height: 1.65; max-width: 440px; }
.empty-state .quick-suggestions { display: none; }
.input-box-wrapper { border: 1px solid #ccd2da; border-radius: 10px; box-shadow: 0 3px 16px #00000006; background: #fff; }
.input-box-wrapper:focus-within { border-color: #111; box-shadow: 0 0 0 2px #11111109; }
.input-box-wrapper.has-context,
.input-box-wrapper.has-command { border-color: #111; box-shadow: 0 0 0 1px #111, 0 3px 16px #0000000e; }
.chat-context-badge { display: flex; align-items: center; justify-content: space-between; padding: 7px 12px; background: #f1f3f6; border-bottom: 1px solid #dce0e6; border-top-left-radius: 9px; border-top-right-radius: 9px; font-size: 12px; gap: 8px; }
.chat-context-badge[hidden] { display: none !important; }
.context-badge-content { display: flex; align-items: center; gap: 8px; min-width: 0; color: #111; font-weight: 600; }
.context-badge-content i { color: #111; font-size: 11px; flex-shrink: 0; }
.context-badge-title { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: 11.5px; }
.context-badge-remove { background: transparent; border: none; cursor: pointer; padding: 3px 6px; color: #666; font-size: 13px; display: inline-flex; align-items: center; border-radius: 4px; flex-shrink: 0; transition: background 0.15s, color 0.15s; }
.context-badge-remove:hover { background: #e2e5e9; color: #000; }

.chat-command-badge { display: flex; align-items: center; justify-content: space-between; padding: 7px 12px; background: #111; color: #fff; border-bottom: 1px solid #222; border-top-left-radius: 9px; border-top-right-radius: 9px; font-size: 12px; gap: 8px; }
.chat-command-badge[hidden] { display: none !important; }
.command-badge-content { display: flex; align-items: center; gap: 8px; min-width: 0; color: #fff; font-weight: 600; }
.command-badge-content i { color: #fff; font-size: 11px; flex-shrink: 0; }
.command-badge-title { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: 12px; font-family: monospace; }
.chat-command-badge .context-badge-remove { color: #999; }
.chat-command-badge .context-badge-remove:hover { background: #262626; color: #fff; }

.command-chip.is-selected, .command-registry-item.is-selected { background: #111 !important; color: #fff !important; border-color: #111 !important; box-shadow: 0 0 0 2px #000 !important; }
.command-chip.is-selected .command-name { color: #fff !important; font-weight: 700; }
.command-chip.is-selected small, .command-chip.is-selected .command-label { color: #aaa !important; }

.history-chat-card.is-selected { border-color: #000 !important; background: #111 !important; color: #fff !important; box-shadow: 0 0 0 1px #000 !important; }
.history-chat-card.is-selected .history-card-title { color: #fff !important; }
.history-chat-card.is-selected .history-card-meta { color: #aaa !important; }

.user-bubble-context-quote { display: flex; align-items: center; gap: 6px; font-size: 11px; opacity: 0.75; margin-bottom: 6px; padding-bottom: 5px; border-bottom: 1px dashed rgba(255, 255, 255, 0.35); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.user-bubble-context-quote i { font-size: 10px; flex-shrink: 0; }
.send-btn, .btn-send { border-radius: 6px; }
.artifact-panel { border: 1px solid #dce0e6; border-radius: 10px; background: #fff; }
.artifact-item { border-radius: 6px; }
.history-search-row { flex-wrap: wrap; gap: 8px; }
.history-source-filter { width: 100%; min-height: 40px; border: 1px solid #d9dde3; border-radius: 6px; background: #fff; padding: 8px; font: inherit; }
.history-back-list { display: none; }
.history-content-grid,
.history-content-grid:not([hidden]),
#historyExplorerDrawer {
  position: static !important;
  top: auto !important;
  left: auto !important;
  right: auto !important;
  bottom: auto !important;
  transform: none !important;
  z-index: auto !important;
  width: 100% !important;
  max-width: 100% !important;
  box-shadow: none !important;
  border: none !important;
  border-radius: 0 !important;
  display: flex !important;
  flex-direction: column !important;
  margin: 0 !important;
  padding: 0 !important;
}
@media (max-width: 820px) {
  .history-content-grid,
  .history-content-grid:not([hidden]),
  #historyExplorerDrawer {
    position: static !important;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    bottom: auto !important;
    transform: none !important;
    width: 100% !important;
    max-height: none !important;
    padding: 0 !important;
    margin: 0 !important;
    border: none !important;
    box-shadow: none !important;
    display: flex !important;
    flex-direction: column !important;
  }
  .history-content-grid .history-detail-column { display: none !important; }
  .history-content-grid .history-catalog-column { width: 100% !important; border: none !important; }
  .history-content-grid .history-catalog-list { max-height: calc(100vh - 280px); overflow-y: auto; }
  .history-content-grid .history-section-heading { flex-wrap: wrap; }
  .history-content-grid .history-search-input, .history-source-filter { font-size: 16px; }
  .history-content-grid .history-chat-card { min-height: 54px; }
  .history-content-grid .history-card-title { font-size: 13px; }
}
@media (max-width: 600px) {
  .chat-workspace main.chat-container { padding-top: 14px; }
  .command-bar { padding: 12px; }
  .command-chip { flex: 1 0 auto; text-align: center; min-height: 40px; font-size: 12px; }
  .command-registry-list { max-height: 230px; }
  .command-registry-item { min-height: 42px; }
  .chat-workspace .empty-state { padding: 24px 10px; margin: auto 0; }
  .empty-state .empty-title { font-size: 21px; }
  .empty-state .empty-desc { font-size: 14px; }
  .chat-footer { background: #f7f8fa; }
}

.history-source-segmented {
  display: flex;
  gap: 4px;
  margin: 8px 0;
  padding: 3px;
  background: #ebeef2;
  border-radius: 6px;
  border: 1px solid #d3d7de;
}
.source-toggle-tab {
  flex: 1 1 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 6px 10px;
  font-size: 11px;
  font-weight: 700;
  color: #4b5563;
  background: transparent;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, box-shadow 0.18s ease;
}
.source-toggle-tab:hover {
  color: #111827;
}
.source-toggle-tab.is-active {
  background: #000;
  color: #fff;
  font-weight: 800;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}
.history-catalog-list {
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.history-catalog-list.is-switching {
  opacity: 0.15;
  transform: translateY(4px);
}
.history-card-header {
  display: flex;
  align-items: center;
  gap: 7px;
  width: 100%;
}
.history-card-check {
  flex: 0 0 auto;
  font-size: 11px;
  color: #6b7280;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.history-chat-card.is-selected .history-card-check {
  color: #fff;
}
.history-card-header .history-card-title {
  flex: 1 1 auto;
  min-width: 0;
}
.history-card-download-btn,
.history-card-view-btn {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 7px;
  min-height: 24px;
  font-size: 11px;
  font-weight: 700;
  border-radius: 4px;
  border: 1px solid var(--border-color, #344256);
  background: var(--surface-2, #192534);
  color: var(--text-primary, #f4f7fb);
  cursor: pointer;
  transition: all 0.15s ease;
}
.history-card-download-btn {
  margin-left: auto;
}
.history-card-view-btn {
  margin-left: 4px;
}
.history-card-download-btn:hover,
.history-card-view-btn:hover {
  background: var(--surface-3, #223247);
  border-color: var(--accent, #7dd3fc);
  color: #fff;
}
.history-card-download-btn i,
.history-card-view-btn i {
  font-size: 10px;
}
.history-chat-card.is-selected .history-card-download-btn,
.history-chat-card.is-selected .history-card-view-btn {
  background: #202d3d;
  border-color: #3b4d63;
  color: #f4f7fb;
}
.history-chat-card.is-selected .history-card-download-btn:hover,
.history-chat-card.is-selected .history-card-view-btn:hover {
  background: #293a4e;
  border-color: #7dd3fc;
}
.context-chips-container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 5px;
  max-width: 100%;
}
.context-chat-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 7px;
  font-size: 11px;
  font-weight: 700;
  background: #000;
  color: #fff;
  border-radius: 4px;
  max-width: 220px;
}
.context-chip-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.context-chip-remove {
  background: transparent;
  border: none;
  color: #ccc;
  cursor: pointer;
  padding: 0 2px;
  font-size: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s ease;
}
.context-chip-remove:hover {
  color: #fff;
}
.history-drawer-toolbar {
  display: none !important;
}

/* UI do catálogo: no celular o painel é um drawer controlado pelo botão
   Sessões; o estado explorer-open não deve forçar o painel para a tela. */
@media (min-width: 821px) {
  .history-panel {
    position: relative;
  }
}

.history-panel.history-panel-mobile-open {
  transform: translateX(0);
}

@media (max-width: 820px) {
  .history-panel:not(.history-panel-mobile-open) {
    transform: translateX(-105%);
  }

  .history-panel.history-panel-mobile-open {
    transform: translateX(0);
  }

  .history-mobile-close {
    display: inline-flex !important;
  }
}

.context-chips-container {
  flex: 1 1 100%;
  min-width: 0;
  max-width: none;
  order: 2;
  overflow: visible;
}

.chat-context-badge {
  flex-wrap: wrap;
  align-items: flex-start;
}

.chat-context-badge .context-badge-content {
  flex: 1 1 auto;
  min-width: 0;
}

.chat-context-badge .context-badge-remove {
  order: 1;
  margin-left: auto;
}

.context-chat-chip {
  flex: 0 1 auto;
  min-width: 0;
  max-width: min(260px, 100%);
}

.command-chips-container {
  display: flex;
  flex: 1 1 100%;
  flex-wrap: wrap;
  align-items: center;
  gap: 5px;
  min-width: 0;
  order: 2;
  overflow: visible;
}

.chat-command-badge {
  flex-wrap: wrap;
  align-items: flex-start;
}

.chat-command-badge .command-badge-content {
  flex: 1 1 auto;
  min-width: 0;
}

.chat-command-badge .context-badge-remove {
  order: 1;
  margin-left: auto;
}

.command-chip-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-width: 0;
  max-width: min(220px, 100%);
  padding: 3px 7px;
  background: #fff;
  color: #111;
  border: 1px solid #555;
  border-radius: 4px;
  font: 700 11px var(--font-mono);
}

.command-chip-badge-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.command-chip-badge-remove {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  padding: 0 2px;
  border: 0;
  background: transparent;
  color: #666;
  cursor: pointer;
  font-size: 10px;
}

.command-chip-badge-remove:hover,
.command-chip-badge-remove:focus-visible {
  color: #000;
}

.speech-output-toggle {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 30px;
  padding: 4px 8px;
  border: 1px solid #c7cdd5;
  border-radius: 6px;
  background: #fff;
  color: #565656;
  cursor: pointer;
  font: 700 10.5px var(--font-sans);
  transition: background-color .15s ease, border-color .15s ease, color .15s ease;
}

.speech-output-toggle:hover,
.speech-output-toggle:focus-visible {
  border-color: #111;
  color: #111;
  outline: 0;
}

.speech-output-toggle[aria-checked="true"] {
  border-color: #111;
  background: #111;
  color: #fff;
}

.speech-output-toggle[data-speaking="true"] {
  box-shadow: 0 0 0 2px #111;
}

.btn-speech {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
  border: 1px solid #c7cdd5;
  border-radius: 6px;
  background: #fff;
  color: #111;
  cursor: pointer;
  font-size: 14px;
  transition: background-color .15s ease, border-color .15s ease, color .15s ease;
}

.btn-speech:hover,
.btn-speech:focus-visible {
  border-color: #111;
  outline: 0;
}

.btn-speech[data-listening="true"] {
  border-color: #111;
  background: #111;
  color: #fff;
}

@media (max-width: 480px) {
  .speech-output-toggle span {
    display: none;
  }

  .speech-output-toggle {
    width: 30px;
    justify-content: center;
    padding: 4px;
  }
}

/* ─────────────────────────────────────────────────────────────────────────────
   TEMA ESCURO PADRÃO E CONTROLES COMPACTOS DO COMPOSER
   A página começa escura mesmo antes dos módulos da IDE terminarem de carregar.
───────────────────────────────────────────────────────────────────────────── */
:root {
  color-scheme: dark;
  --bg: #0b1018;
  --surface: #121a24;
  --surface-2: #192534;
  --surface-3: #223247;
  --text-primary: #f4f7fb;
  --text-secondary: #a9b6c7;
  --muted: #8492a6;
  --border-color: #344256;
  --accent: #7dd3fc;
  --accent-strong: #38bdf8;
  --danger: #fb7185;
  --shadow-heavy: 0 12px 30px rgba(0, 0, 0, .36);
  --shadow-md: 0 7px 18px rgba(0, 0, 0, .30);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, .24);
}

html,
body {
  background: var(--bg);
  color: var(--text-primary);
}

body {
  background-image: radial-gradient(circle at 18% 0%, #172436 0, transparent 46%);
}

.app-layout,
.chat-workspace {
  background: transparent;
}

/* Controles slim no topo: histórico à esquerda, novo chat à direita. */
header.app-header {
  display: flex !important;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 52px;
  padding: calc(6px + var(--safe-top)) calc(12px + var(--safe-right)) 6px calc(12px + var(--safe-left));
  background: rgba(18, 26, 36, .94) !important;
  border-bottom: 1px solid var(--border-color) !important;
  box-shadow: 0 4px 16px rgba(0, 0, 0, .18) !important;
  z-index: 30;
}

.header-control-left,
.header-control-right {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.header-control-right {
  margin-left: auto;
}

.header-control-left .history-mobile-toggle,
.header-control-right .header-speech-toggle,
.header-control-right .header-gravitas-shortcut,
.header-control-right .btn-new-chat {
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 7px 11px;
  border-radius: 7px;
  box-shadow: none;
  font-size: 11px;
  white-space: nowrap;
}

.header-control-left .history-mobile-toggle {
  background: var(--surface-2);
  border-color: var(--border-color);
  color: var(--text-primary);
}

.header-control-right .header-gravitas-shortcut {
  background: var(--surface-2) !important;
  border: 1px solid var(--border-color) !important;
  color: var(--text-primary) !important;
  gap: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.header-control-right .header-gravitas-shortcut:hover {
  background: rgba(36, 83, 108, 0.3) !important;
  border-color: var(--accent) !important;
  color: var(--accent) !important;
}

.header-control-right .header-speech-toggle {
  background: var(--surface-2) !important;
  border-color: var(--border-color) !important;
  color: var(--text-primary) !important;
}

.header-control-right .header-speech-toggle[aria-checked="true"],
.header-control-right .header-speech-toggle[aria-pressed="true"] {
  background: #24536c !important;
  border-color: var(--accent) !important;
  color: var(--text-primary) !important;
}

.speech-output-icon {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.speech-output-mute {
  display: block;
}

.speech-output-wave {
  display: none;
}

.speech-output-toggle[aria-checked="true"] .speech-output-wave,
.speech-output-toggle[aria-pressed="true"] .speech-output-wave {
  display: block;
}

.speech-output-toggle[aria-checked="true"] .speech-output-mute,
.speech-output-toggle[aria-pressed="true"] .speech-output-mute {
  display: none;
}

.header-control-left .history-mobile-toggle:hover,
.header-control-left .history-mobile-toggle:focus-visible {
  background: var(--surface-3);
  border-color: var(--accent);
  color: var(--text-primary);
}

.header-control-right .btn-new-chat {
  background: var(--accent-strong) !important;
  border-color: var(--accent-strong) !important;
  color: #071018 !important;
}

.header-control-right .btn-new-chat:hover:not(:disabled),
.header-control-right .btn-new-chat:focus-visible {
  background: var(--accent) !important;
  border-color: var(--accent) !important;
  color: #071018 !important;
}

.app-header .status-badge {
  display: none !important;
}

.app-header .history-mobile-toggle span,
.app-header .header-speech-toggle span,
.app-header .header-gravitas-shortcut span,
.app-header .btn-new-chat span {
  display: inline-flex !important;
}

.chat-workspace {
  border-color: var(--border-color) !important;
}

main.chat-container,
.chat-workspace main.chat-container {
  background: transparent;
}

.history-panel {
  background: var(--surface) !important;
  border-color: var(--border-color) !important;
  color: var(--text-primary);
}

.history-overlay {
  background: rgba(0, 0, 0, .66) !important;
}

.btn,
.btn-speech,
.speech-output-toggle,
.btn-copy-response,
.btn-copy-code,
.btn-cancel,
.btn-send {
  background: var(--surface-2);
  border-color: var(--border-color);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.btn:hover,
.btn:focus-visible,
.btn-speech:hover,
.btn-speech:focus-visible,
.speech-output-toggle:hover,
.speech-output-toggle:focus-visible,
.btn-copy-response:hover,
.btn-copy-response:focus-visible,
.btn-copy-code:hover,
.btn-copy-code:focus-visible,
.btn-cancel:hover,
.btn-cancel:focus-visible {
  background: var(--surface-3);
  border-color: var(--accent);
  color: var(--text-primary);
}

.btn-primary,
.btn-send {
  background: var(--accent-strong) !important;
  border-color: var(--accent-strong) !important;
  color: #071018 !important;
}

.btn-primary:hover:not(:disabled),
.btn-send:hover:not(:disabled) {
  background: var(--accent) !important;
  border-color: var(--accent) !important;
  color: #071018 !important;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--accent) !important;
  outline-offset: 2px;
}

button:disabled,
.btn:disabled,
.btn-send:disabled {
  background: #263243 !important;
  border-color: #435268 !important;
  color: #76859a !important;
  box-shadow: none !important;
}

input,
textarea,
select {
  color-scheme: dark;
  background-color: var(--surface) !important;
  border-color: var(--border-color) !important;
  color: var(--text-primary) !important;
}

input::placeholder,
textarea::placeholder {
  color: #8291a5 !important;
}

.command-bar,
.artifact-panel,
.empty-state,
.gravitas-card,
.input-box-wrapper {
  background: var(--surface) !important;
  border-color: var(--border-color) !important;
  box-shadow: var(--shadow-md) !important;
}

.chat-workspace .empty-state {
  background: var(--surface) !important;
  border: 1px solid var(--border-color) !important;
  box-shadow: var(--shadow-md) !important;
}

.command-bar {
  border-radius: 10px;
}

.command-registry-row,
.command-registry-status,
.command-kicker,
.artifact-kicker,
.history-source-note,
.empty-desc,
.user-meta,
.running-subtitle,
.gravitas-header-right,
.toolbar-left,
.history-status,
.history-last-checked,
.history-credential-hint,
.history-continuation-limit {
  color: var(--text-secondary) !important;
}

.command-chip,
.command-registry-item {
  background: var(--surface-2) !important;
  border-color: var(--border-color) !important;
  color: var(--text-primary) !important;
}

.command-chip:hover,
.command-registry-item:hover,
.command-chip.is-selected,
.command-registry-item.is-selected {
  background: #24445a !important;
  border-color: var(--accent) !important;
  color: var(--text-primary) !important;
  box-shadow: 0 0 0 1px var(--accent) !important;
}

.command-chip small,
.command-registry-item small,
.command-chip.is-selected small,
.command-chip.is-selected .command-label {
  color: var(--text-secondary) !important;
}

.chat-context-badge {
  background: #172536 !important;
  border-color: var(--border-color) !important;
}

.context-badge-content,
.context-badge-content i,
.context-badge-title {
  color: var(--text-primary) !important;
}

.context-badge-remove,
.context-chip-remove,
.command-chip-badge-remove {
  color: var(--text-secondary) !important;
}

.context-badge-remove:hover,
.context-chip-remove:hover,
.command-chip-badge-remove:hover,
.command-chip-badge-remove:focus-visible {
  background: var(--surface-3) !important;
  color: var(--text-primary) !important;
}

.chat-command-badge {
  background: #102f43 !important;
  border-color: #245876 !important;
  color: var(--text-primary) !important;
}

.ide-attachments-panel {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 0 10px 8px;
  padding: 8px 10px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--surface-2);
  color: var(--text-primary);
}

.ide-attachments-panel[hidden] {
  display: none !important;
}

.ide-attachments-heading,
.ide-attachment-row,
.ide-attachment-actions {
  display: flex;
  align-items: center;
}

.ide-attachments-heading {
  gap: 8px;
  min-width: 0;
  font-size: 11px;
}

.ide-attachments-title {
  flex: 0 0 auto;
  font-weight: 800;
}

.ide-attachments-status {
  min-width: 0;
  flex: 1 1 auto;
  overflow: hidden;
  color: var(--text-secondary);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ide-attachments-clear,
.ide-attachment-retry,
.ide-attachment-remove {
  min-height: 30px;
  padding: 4px 8px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  background: transparent;
  color: var(--text-primary);
  cursor: pointer;
  font: 700 10px var(--font-sans);
}

.ide-attachments-clear:hover,
.ide-attachments-clear:focus-visible,
.ide-attachment-retry:hover,
.ide-attachment-retry:focus-visible,
.ide-attachment-remove:hover,
.ide-attachment-remove:focus-visible {
  border-color: var(--accent);
  background: var(--surface-3);
  outline: 0;
}

.ide-attachments-list {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}

.ide-attachment-row {
  justify-content: space-between;
  gap: 8px;
  min-width: 0;
  padding: 6px 0;
  border-top: 1px solid rgba(148, 163, 184, .16);
}

.ide-attachment-details {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.ide-attachment-name,
.ide-attachment-meta {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ide-attachment-name {
  font-size: 11px;
}

.ide-attachment-meta {
  color: var(--text-secondary);
  font-size: 10px;
}

.ide-attachment-row.is-error .ide-attachment-meta {
  color: var(--danger);
}

.ide-attachment-actions {
  flex: 0 0 auto;
  gap: 5px;
}

.ide-attachment-progress {
  width: 64px;
  height: 6px;
  accent-color: var(--accent);
}

.btn-attachment {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  background: var(--surface-2);
  color: var(--text-primary);
  cursor: pointer;
  font-size: 14px;
  box-shadow: var(--shadow-sm);
}

.btn-attachment:hover,
.btn-attachment:focus-visible {
  border-color: var(--accent);
  background: var(--surface-3);
  outline: 0;
}

@keyframes recordAudioPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7);
    transform: scale(1);
  }
  50% {
    box-shadow: 0 0 0 8px rgba(239, 68, 68, 0);
    transform: scale(1.06);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(239, 68, 68, 0);
    transform: scale(1);
  }
}

.btn-attachment[data-recording="true"],
.btn-attachment.is-recording {
  background: #ef4444 !important;
  border-color: #dc2626 !important;
  color: #ffffff !important;
  animation: recordAudioPulse 1.2s infinite ease-in-out !important;
}

.btn-attachment[data-recording="true"] i,
.btn-attachment.is-recording i {
  color: #ffffff !important;
}

.command-badge-content,
.command-badge-content i,
.command-chip-badge {
  color: var(--text-primary) !important;
}

.command-chip-badge {
  background: #1d3548 !important;
  border-color: #4c7795 !important;
}

.speech-output-toggle,
.btn-speech {
  background: var(--surface-2) !important;
  border-color: var(--border-color) !important;
  color: var(--text-primary) !important;
}

.speech-output-toggle[aria-checked="true"],
.speech-output-toggle[aria-pressed="true"],
.btn-speech[data-listening="true"] {
  background: #24536c !important;
  border-color: var(--accent) !important;
  color: var(--text-primary) !important;
}

.input-box-wrapper {
  border-width: 1px !important;
}

.input-box-wrapper:focus-within {
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 2px rgba(125, 211, 252, .24), var(--shadow-md) !important;
}

.input-box-wrapper.has-context,
.input-box-wrapper.has-command {
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 1px var(--accent), var(--shadow-md) !important;
}

.prompt-textarea {
  background: transparent !important;
  color: var(--text-primary) !important;
}

.input-toolbar {
  border-top-color: var(--border-color) !important;
}

.gravitas-header,
.code-block-header,
.timer-badge {
  background: var(--surface-2) !important;
  border-color: var(--border-color) !important;
  color: var(--text-primary) !important;
}

.running-indicator,
.markdown-body {
  background: var(--surface) !important;
  color: var(--text-primary) !important;
}

.running-title,
.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4 {
  color: var(--text-primary) !important;
}

.spinner {
  border-color: #435268 !important;
  border-top-color: var(--accent) !important;
}

.markdown-body blockquote {
  background: var(--surface-2) !important;
  border-left-color: var(--accent) !important;
  color: var(--text-secondary) !important;
}

.markdown-body code:not(pre code) {
  background: var(--surface-2) !important;
  border-color: var(--border-color) !important;
  color: var(--accent) !important;
}

.markdown-body pre {
  background: #080d14 !important;
  border-color: var(--border-color) !important;
  box-shadow: var(--shadow-sm) !important;
}

.markdown-body th,
.markdown-body td,
.markdown-body table {
  border-color: var(--border-color) !important;
}

.markdown-body th,
.markdown-body tr:nth-child(even) {
  background: var(--surface-2) !important;
}

.user-bubble-content {
  background: #24536c !important;
  border-color: #4c7795 !important;
  color: var(--text-primary) !important;
  box-shadow: var(--shadow-sm) !important;
}

.artifact-item,
.history-credential-details,
.history-catalog-column,
.history-detail-column,
.history-local-sessions,
.history-chat-card,
.history-local-card {
  background: var(--surface) !important;
  border-color: var(--border-color) !important;
  color: var(--text-primary);
}

.history-section-heading,
.history-credential-details > summary {
  background: var(--surface-2) !important;
  border-color: var(--border-color) !important;
  color: var(--text-primary);
}

.history-source-segmented {
  background: var(--surface-2) !important;
  border-color: var(--border-color) !important;
}

.source-toggle-tab {
  color: var(--text-secondary) !important;
}

.source-toggle-tab:hover,
.source-toggle-tab.is-active {
  background: #24445a !important;
  color: var(--text-primary) !important;
}

.history-chat-card:hover,
.history-local-card:hover {
  background: var(--surface-2) !important;
  border-color: var(--accent) !important;
}

.history-chat-card.is-selected {
  background: #24445a !important;
  border-color: var(--accent) !important;
  color: var(--text-primary) !important;
}

.history-chat-card.is-selected .history-card-title,
.history-chat-card.is-selected .history-card-meta,
.history-card-title,
.history-card-meta {
  color: var(--text-primary) !important;
}

.history-card-meta,
.history-count,
.history-detail-source,
.history-detail-meta,
.history-empty-copy,
.history-detail-empty {
  color: var(--text-secondary) !important;
}

.history-search-input,
.history-token-input,
.history-source-filter {
  background: var(--surface-2) !important;
  border-color: var(--border-color) !important;
  color: var(--text-primary) !important;
}

.history-search-input:focus,
.history-token-input:focus,
.history-source-filter:focus {
  box-shadow: 0 0 0 2px rgba(125, 211, 252, .24) !important;
}

.history-login-link {
  background: var(--accent) !important;
  border-color: var(--accent) !important;
  color: #071018 !important;
}

.history-login-link:hover,
.history-login-link:focus-visible {
  background: var(--accent-strong) !important;
  color: #071018 !important;
}

.history-panel-tools .history-pause-button:not(:disabled) {
  background: #24536c !important;
  border-color: var(--accent) !important;
  color: var(--text-primary) !important;
}

.toast-banner {
  top: 16px;
  background: var(--surface-2) !important;
  border-color: var(--border-color) !important;
  color: var(--text-primary) !important;
  box-shadow: var(--shadow-heavy) !important;
}

.history-panel .history-detail-error,
.history-panel .history-status.is-error {
  color: var(--danger) !important;
}

@media (max-width: 600px) {
  header.app-header {
    min-height: 56px;
    padding: calc(6px + var(--safe-top)) calc(10px + var(--safe-right)) 6px calc(10px + var(--safe-left));
  }

  .header-control-left .history-mobile-toggle,
  .header-control-right .header-speech-toggle,
  .header-control-right .btn-new-chat {
    min-height: 44px;
    padding: 8px 11px;
  }
}

@media (max-width: 480px) {
  .btn-attachment {
    width: 44px;
    height: 44px;
  }

  .ide-attachments-panel {
    margin-inline: 8px;
    padding-inline: 8px;
  }

  .ide-attachment-row {
    align-items: flex-start;
  }

  .ide-attachment-actions {
    align-items: flex-end;
    flex-direction: column;
  }
}

/* The runtime keeps this node as a state hook; an empty conversation stays visually empty. */
#emptyState {
  display: none !important;
}

@media (max-width: 820px) {
  .header-control-left .history-mobile-toggle,
  .header-control-right .btn-new-chat,
  .header-control-right .header-gravitas-shortcut,
  .header-control-right .header-speech-toggle {
    min-height: 44px;
  }
  .header-control-right .header-gravitas-shortcut,
  .header-control-right .header-speech-toggle {
    width: 44px;
    min-width: 44px;
    padding: 0;
    flex: 0 0 44px;
  }
  .app-header .header-gravitas-shortcut span,
  .app-header .header-speech-toggle span {
    display: none !important;
  }
  .header-control-right .header-gravitas-shortcut i {
    font-size: 18px;
  }
  .header-speech-toggle .speech-output-icon {
    width: 20px;
    height: 20px;
  }
}

/* ─────────────────────────────────────────────────────────────────────────────
   MODAL / VISUALIZADOR DE MENSAGENS DA SESSÃO (LEITURA LIMPA E CONTEXTO)
───────────────────────────────────────────────────────────────────────────── */
.session-viewer-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.session-viewer-modal[hidden] {
  display: none !important;
}
.session-viewer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.78);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
}
.session-viewer-dialog {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 720px;
  max-height: 88vh;
  max-height: 88dvh;
  height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--surface, #121a24);
  border: 1px solid var(--border-color, #344256);
  border-radius: 10px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
  overflow: hidden;
}
.session-viewer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color, #344256);
  background: var(--surface-2, #192534);
  flex-shrink: 0;
}
.session-viewer-header-info {
  min-width: 0;
  flex: 1 1 auto;
}
.session-viewer-kicker {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  margin-bottom: 2px;
}
.session-viewer-source-tag {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 4px;
  font-weight: 700;
  font-size: 10px;
  text-transform: uppercase;
  background: rgba(56, 189, 248, 0.15);
  color: var(--accent, #7dd3fc);
  border: 1px solid rgba(56, 189, 248, 0.3);
}
.session-viewer-date {
  color: var(--muted, #8492a6);
  font-size: 11px;
}
.session-viewer-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary, #f4f7fb);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.session-viewer-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.session-viewer-toggle-context {
  font-size: 12px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  min-height: 34px;
  cursor: pointer;
}
.session-viewer-toggle-context.is-in-context {
  background: #15803d !important;
  border-color: #22c55e !important;
  color: #fff !important;
}
.session-viewer-close-btn {
  padding: 6px 10px;
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary, #a9b6c7);
  cursor: pointer;
}
.session-viewer-close-btn:hover {
  color: #fff;
}
.session-viewer-content {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 16px;
  -webkit-overflow-scrolling: touch;
}
.session-viewer-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 40px 16px;
  color: var(--text-secondary, #a9b6c7);
  font-size: 14px;
}
.session-viewer-loading i {
  font-size: 18px;
  color: var(--accent, #7dd3fc);
}
.session-viewer-error {
  padding: 16px;
  background: rgba(251, 113, 133, 0.1);
  border: 1px solid var(--danger, #fb7185);
  border-radius: 6px;
  color: #fda4af;
  font-size: 13px;
}
.session-viewer-empty-copy {
  text-align: center;
  padding: 40px 16px;
  color: var(--muted, #8492a6);
  font-size: 13.5px;
}
.session-viewer-messages {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.session-viewer-message {
  border-radius: 8px;
  padding: 12px 14px;
  border: 1px solid var(--border-color, #344256);
}
.session-viewer-message.is-user {
  background: rgba(56, 189, 248, 0.07);
  border-color: rgba(56, 189, 248, 0.25);
}
.session-viewer-message.is-assistant {
  background: var(--surface-2, #192534);
  border-color: var(--border-color, #344256);
}
.session-viewer-msg-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}
.session-viewer-msg-role {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--accent, #7dd3fc);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.session-viewer-message.is-user .session-viewer-msg-role {
  color: #38bdf8;
}
.session-viewer-msg-num {
  font-size: 10px;
  color: var(--muted, #8492a6);
  font-family: var(--font-mono);
}
.session-viewer-msg-text {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--text-primary, #f4f7fb);
  white-space: pre-wrap;
  word-break: break-word;
}
.session-viewer-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  border-top: 1px solid var(--border-color, #344256);
  background: var(--surface-2, #192534);
  flex-shrink: 0;
}
.session-viewer-msg-count {
  font-size: 11px;
  color: var(--muted, #8492a6);
  font-weight: 600;
}
.session-viewer-footer-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
.session-viewer-footer-context.is-in-context {
  background: #15803d !important;
  border-color: #22c55e !important;
  color: #fff !important;
}

@media (max-width: 600px) {
  .session-viewer-modal {
    padding: 0;
  }
  .session-viewer-dialog {
    max-height: 100vh;
    max-height: 100dvh;
    border-radius: 0;
    border: none;
  }
  .session-viewer-header {
    padding: calc(10px + var(--safe-top)) calc(12px + var(--safe-right)) 10px calc(12px + var(--safe-left));
  }
  .session-viewer-footer {
    padding: 10px calc(12px + var(--safe-right)) calc(10px + var(--safe-bottom)) calc(12px + var(--safe-left));
  }
  .session-viewer-title {
    font-size: 14px;
  }
}

/* ─────────────────────────────────────────────────────────────────────────────
   BARRA DE ABAS DE CHAT (MULTI-CHAT CONCORRENTE)
───────────────────────────────────────────────────────────────────────────── */
.chat-tabs-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: var(--surface, #121a24);
  border-bottom: 1px solid var(--border-color, #344256);
  flex-shrink: 0;
  z-index: 10;
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--surface-3, #223247) transparent;
}
.chat-tabs-bar::-webkit-scrollbar {
  height: 4px;
}
.chat-tabs-bar::-webkit-scrollbar-thumb {
  background: var(--surface-3, #223247);
  border-radius: 4px;
}
.chat-tabs-list {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
  overflow-x: auto;
  scrollbar-width: none;
}
.chat-tabs-list::-webkit-scrollbar {
  display: none;
}
.chat-tab-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 6px;
  background: var(--surface-2, #192534);
  border: 1px solid var(--border-color, #344256);
  color: var(--text-secondary, #a9b6c7);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  user-select: none;
  transition: all .15s ease;
  max-width: 220px;
}
.chat-tab-item:hover {
  background: var(--surface-3, #223247);
  color: var(--text-primary, #f4f7fb);
  border-color: var(--border-color, #344256);
}
.chat-tab-item.is-active {
  background: var(--surface-3, #223247);
  border-color: var(--accent, #7dd3fc);
  color: var(--text-primary, #f4f7fb);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
}
.chat-tab-title {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  pointer-events: none;
}
.chat-tab-status {
  display: inline-flex;
  align-items: center;
  font-size: 11px;
}
.chat-tab-status.is-running {
  color: var(--accent-strong, #38bdf8);
  animation: tabSpinner 1s linear infinite;
}
.chat-tab-status.is-queued {
  color: #fbbf24;
  animation: tabPulse 1.8s ease-in-out infinite;
}
.chat-tab-status.is-completed {
  color: #34d399;
}
.chat-tab-status.is-failed {
  color: var(--danger, #fb7185);
}
@keyframes tabPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.65; transform: scale(0.92); }
}
.chat-tab-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 4px;
  border: none;
  background: transparent;
  color: var(--muted, #8492a6);
  cursor: pointer;
  font-size: 11px;
  padding: 0;
  margin-left: 2px;
  transition: background-color .15s ease, color .15s ease;
}
.chat-tab-close:hover {
  background: rgba(251, 113, 133, 0.2);
  color: var(--danger, #fb7185);
}
.btn-tab-add {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px;
  border-radius: 6px;
  border: 1px dashed var(--border-color, #344256);
  background: transparent;
  color: var(--text-secondary, #a9b6c7);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  transition: all .15s ease;
}
.btn-tab-add:hover {
  background: var(--surface-2, #192534);
  border-color: var(--accent, #7dd3fc);
  color: var(--text-primary, #f4f7fb);
}
@keyframes tabSpinner {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@media (max-width: 600px) {
  .chat-tabs-bar {
    padding: 6px 10px;
  }
  .chat-tab-item {
    padding: 5px 8px;
    font-size: 12px;
    max-width: 140px;
  }
  .btn-tab-add span {
    display: none;
  }
}