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

:root {
  --bg-dark: #0d1117;
  --bg-card: #161b22;
  --bg-input: #21262d;
  --border: #30363d;
  --text: #c9d1d9;
  --text-muted: #8b949e;
  --primary: #58a6ff;
  --primary-hover: #79b8ff;
  --success: #3fb950;
  --warning: #d29922;
  --danger: #f85149;
  --radius: 6px;
  --radius-lg: 12px;
}

html, body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg-dark);
}

/* === App Layout === */
.app {
  display: flex;
  flex-direction: column;
  height: 100vh;
  max-width: 1600px;
  margin: 0 auto;
  padding: 8px;
  gap: 8px;
}

/* === Terminal Section (Main) === */
.terminal-section {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 300px;
}

.terminal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 10px;
  background: var(--bg-input);
  border-bottom: 1px solid var(--border);
}

.terminal-tabs {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  flex: 1;
}

.terminal-tab {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 12px;
  color: var(--text-muted);
  cursor: pointer;
  white-space: nowrap;
}

.terminal-tab:hover {
  background: var(--border);
}

.terminal-tab.active {
  background: var(--bg-dark);
  color: var(--text);
  border-color: var(--primary);
}

.terminal-tab-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  font-size: 14px;
  line-height: 1;
  color: var(--text-muted);
}

.terminal-tab-close:hover {
  background: var(--danger);
  color: white;
}

/* === Projects Toolbar (Collapsible) === */
.toolbar-expander {
  border-bottom: 1px solid var(--border);
}

.toolbar-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
  padding: 6px 10px;
  background: var(--bg-card);
  border: none;
  color: var(--text-muted);
  font-size: 12px;
  cursor: pointer;
  text-align: left;
}

.toolbar-toggle:hover {
  background: var(--bg-input);
  color: var(--text);
}

.toggle-icon {
  width: 16px;
  height: 16px;
  transition: transform 0.2s;
}

.toolbar-toggle.expanded .toggle-icon {
  transform: rotate(90deg);
}

.toolbar-panel {
  display: none;
  padding: 6px 10px;
  background: var(--bg-input);
  max-height: 120px;
  overflow-y: auto;
}

.toolbar-panel.open {
  display: block;
}

/* === Terminal Toolbar === */
.terminal-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 6px 10px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
}

/* === Font Controls === */
.font-btn {
  width: 24px;
  height: 24px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 14px;
  font-weight: bold;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.font-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--bg-dark);
}

.font-size {
  font-size: 12px;
  color: var(--text);
  min-width: 20px;
  text-align: center;
}

.toolbar-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.toolbar-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.toolbar-buttons {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.project-btn {
  padding: 3px 8px;
  font-size: 11px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  cursor: pointer;
  transition: all 0.15s;
}

.project-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--bg-dark);
}

.cli-btn {
  padding: 3px 10px;
  font-size: 11px;
  font-weight: 600;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--primary);
  cursor: pointer;
  transition: all 0.15s;
}

.cli-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--bg-dark);
}

.cli-btn[data-cli="claude"] { color: #f97316; }
.cli-btn[data-cli="claude"]:hover { background: #f97316; border-color: #f97316; color: white; }
.cli-btn[data-cli="codex"] { color: #10b981; }
.cli-btn[data-cli="codex"]:hover { background: #10b981; border-color: #10b981; color: white; }
.cli-btn[data-cli="gemini"] { color: #8b5cf6; }
.cli-btn[data-cli="gemini"]:hover { background: #8b5cf6; border-color: #8b5cf6; color: white; }

/* === Terminal Container === */
.terminal-container {
  flex: 1;
  padding: 4px;
  background: #000;
  min-height: 200px;
  position: relative;
  overflow: hidden;
}

.terminal-container > div {
  position: absolute;
  top: 4px;
  left: 4px;
  right: 4px;
  bottom: 4px;
  overflow: hidden;
}

.terminal-container .xterm {
  height: 100%;
  width: 100%;
}

.terminal-container .xterm-viewport {
  overflow-y: auto !important;
}

.terminal-container .xterm-screen {
  overflow-y: auto;
}

.terminal-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--text-muted);
  gap: 12px;
}

.terminal-placeholder svg {
  width: 48px;
  height: 48px;
  opacity: 0.5;
}

/* === Input Section === */
.input-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 10px;
}

.input-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.input-wrapper {
  flex: 1;
  position: relative;
}

.main-input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  padding: 10px 12px;
  font-size: 14px;
  resize: none;
  font-family: inherit;
  min-height: 42px;
  max-height: 120px;
}

.main-input:focus {
  outline: none;
  border-color: var(--primary);
}

.partial-text {
  position: absolute;
  bottom: -18px;
  left: 0;
  font-size: 11px;
  color: var(--text-muted);
  font-style: italic;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.input-chips {
  display: flex;
  gap: 12px;
  margin-top: 8px;
  padding-left: 48px;
}

/* === Chip Toggle === */
.chip {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  cursor: pointer;
  color: var(--text-muted);
  transition: color 0.15s;
}

.chip input {
  display: none;
}

.chip-check {
  width: 16px;
  height: 16px;
  border: 2px solid var(--border);
  border-radius: 4px;
  position: relative;
  transition: all 0.15s;
}

.chip-check::after {
  content: '';
  position: absolute;
  width: 4px;
  height: 8px;
  border: solid transparent;
  border-width: 0 2px 2px 0;
  top: 1px;
  left: 4px;
  transform: rotate(45deg);
  opacity: 0;
  transition: all 0.15s;
}

.chip input:checked + .chip-check {
  background: var(--primary);
  border-color: var(--primary);
}

.chip input:checked + .chip-check::after {
  border-color: var(--bg-dark);
  opacity: 1;
}

.chip input:checked ~ span:last-child {
  color: var(--text);
}

.chip:hover {
  color: var(--text);
}

.chip:hover .chip-check {
  border-color: var(--primary);
}

/* === Buttons === */
.btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  cursor: pointer;
  transition: all 0.15s;
  flex-shrink: 0;
}

.btn-icon svg {
  width: 20px;
  height: 20px;
}

.btn-icon:hover:not(:disabled) {
  background: var(--border);
  border-color: var(--text-muted);
}

.btn-icon:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-icon.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--bg-dark);
  font-weight: 600;
  font-size: 13px;
}

.btn-icon.btn-primary:hover:not(:disabled) {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
}

.btn-icon.recording {
  background: var(--danger);
  border-color: var(--danger);
  color: white;
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

.btn-small {
  padding: 4px 10px;
  font-size: 12px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  cursor: pointer;
}

.btn-small:hover {
  background: var(--border);
}

.btn-small.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--bg-dark);
}

.btn-small.btn-primary:hover {
  background: var(--primary-hover);
}

.btn-icon-small {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s;
}

.btn-icon-small svg {
  width: 16px;
  height: 16px;
}

.btn-icon-small:hover {
  background: var(--border);
  color: var(--text);
}

.btn-tiny {
  padding: 2px 8px;
  font-size: 11px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-muted);
  cursor: pointer;
  margin-left: auto;
}

.btn-tiny:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--bg-dark);
}

/* === Status Bar === */
.status-bar {
  text-align: center;
  font-size: 11px;
  color: var(--text-muted);
  padding: 2px;
}

.status-bar.recording {
  color: var(--danger);
  font-weight: 500;
}

.status-bar.processing {
  color: var(--warning);
}

/* === AI Section === */
.ai-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.ai-section.hidden {
  display: none;
}

.ai-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-input);
}

.ai-title {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
}

.ai-controls {
  display: flex;
  gap: 6px;
}

.ai-response {
  min-height: 60px;
  max-height: 150px;
  overflow-y: auto;
  padding: 10px;
  font-size: 13px;
  line-height: 1.6;
  white-space: pre-wrap;
}

.ai-response:empty::before {
  content: 'Resposta da IA aparecera aqui...';
  color: var(--text-muted);
  font-style: italic;
}

.ai-response.loading::before {
  content: 'Pensando...';
  color: var(--warning);
}

/* === Config Section === */
.config-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 8px 10px;
}

.config-row {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.config-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.config-item label {
  font-size: 11px;
  color: var(--text-muted);
}

.config-select {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  padding: 4px 8px;
  font-size: 12px;
  cursor: pointer;
  min-width: 90px;
}

.config-select:hover {
  border-color: var(--primary);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
}

.status-dot.online {
  background: var(--success);
}

.status-dot.offline {
  background: var(--danger);
}

/* === Quick Commands Section === */
.quick-commands-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.expander-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
  padding: 8px 10px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 12px;
  cursor: pointer;
  text-align: left;
}

.expander-toggle:hover {
  background: var(--bg-input);
  color: var(--text);
}

.expander-icon {
  width: 16px;
  height: 16px;
  transition: transform 0.2s;
}

.expander-toggle.expanded .expander-icon {
  transform: rotate(90deg);
}

.expander-panel {
  display: none;
  padding: 8px 10px;
  border-top: 1px solid var(--border);
}

.expander-panel.open {
  display: block;
}

.quick-commands-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.quick-cmd {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 12px;
  font-family: 'Monaco', 'Menlo', monospace;
  color: var(--text);
  cursor: pointer;
  transition: all 0.15s;
}

.quick-cmd:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--bg-dark);
}

.quick-cmd-delete {
  display: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--danger);
  color: white;
  font-size: 10px;
  line-height: 14px;
  text-align: center;
  cursor: pointer;
  margin-left: 4px;
}

.quick-cmd:hover .quick-cmd-delete {
  display: block;
}

/* === Modal === */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s;
}

.modal[aria-hidden="false"] {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 500px;
  max-height: 80vh;
  overflow-y: auto;
  padding: 20px;
}

.modal-content.modal-small {
  max-width: 400px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.modal-header h2 {
  font-size: 18px;
  font-weight: 600;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 16px;
}

.icon-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 24px;
  cursor: pointer;
  padding: 4px;
  line-height: 1;
}

.icon-btn:hover {
  color: var(--text);
}

/* === Settings Groups === */
.settings-group {
  margin-bottom: 24px;
}

.settings-group h3 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text);
}

.setting-item {
  margin-bottom: 12px;
}

.setting-item label {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.setting-item input[type="range"] {
  width: 100%;
  accent-color: var(--primary);
}

.setting-item input[type="text"] {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  padding: 8px 12px;
  font-size: 14px;
}

.setting-item input[type="text"]:focus {
  outline: none;
  border-color: var(--primary);
}

/* === Substitutions === */
.subs-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 12px;
  max-height: 200px;
  overflow-y: auto;
}

.subs-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 10px;
  background: var(--bg-input);
  border-radius: var(--radius);
  font-size: 13px;
}

.subs-item-text {
  display: flex;
  align-items: center;
  gap: 8px;
}

.subs-item-actions {
  display: flex;
  gap: 4px;
}

.subs-item-actions button {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 2px 6px;
  font-size: 12px;
}

.subs-item-actions button:hover {
  color: var(--text);
}

.subs-form {
  margin-bottom: 8px;
}

.subs-inputs {
  display: flex;
  align-items: center;
  gap: 8px;
}

.subs-inputs input {
  flex: 1;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  padding: 6px 10px;
  font-size: 13px;
}

.subs-inputs input:focus {
  outline: none;
  border-color: var(--primary);
}

.subs-inputs span {
  color: var(--text-muted);
}

/* === Utilities === */
.muted {
  color: var(--text-muted);
}

.small {
  font-size: 12px;
}

/* === Scrollbar === */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* === Responsive === */
@media (max-width: 768px) {
  .app {
    padding: 4px;
    gap: 6px;
  }

  .terminal-toolbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .toolbar-group {
    width: 100%;
    flex-wrap: wrap;
  }

  .input-chips {
    padding-left: 0;
    justify-content: center;
  }

  .config-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .config-item {
    width: 100%;
  }

  .config-select {
    flex: 1;
  }
}