* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg-primary: #0f0f0f;
  --bg-secondary: #1a1a1a;
  --bg-highlight: #252525;
  --border-color: #3a3a3a;
  --text-primary: #c8c8c8;
  --text-secondary: #808080;
  --text-dim: #555;
  --accent-blue: #6ba3d6;
  --accent-green: #7cb87c;
  --accent-yellow: #d4b85c;
  --accent-red: #c75c5c;
  --accent-cyan: #5cbcbc;
  --accent-magenta: #b07cb0;
}

body {
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', monospace;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  font-size: 14px;
  line-height: 1.4;
}

#root {
  min-height: 100vh;
}

.app {
  display: flex;
  min-height: 100vh;
}

/* ASCII box drawing */
.box {
  border: 1px solid var(--text-primary);
  position: relative;
}

.box::before {
  content: attr(data-title);
  position: absolute;
  top: -1px;
  left: 1ch;
  background: var(--bg-primary);
  padding: 0 0.5ch;
  color: var(--accent-cyan);
}

/* Sidebar */
.sidebar {
  width: 38ch;
  background: var(--bg-primary);
  border-right: 1px solid var(--text-primary);
  display: flex;
  flex-direction: column;
}

.sidebar-header {
  padding: 1ch;
  border-bottom: 1px solid var(--text-primary);
  text-align: center;
  overflow: hidden;
}

.sidebar-header h1 {
  font-size: 1em;
  font-weight: normal;
  color: var(--accent-cyan);
}

.logo-art {
  color: var(--accent-green);
  white-space: pre;
  font-size: 0.6em;
  line-height: 1.15;
  overflow: hidden;
}

.logo-drips {
  color: var(--accent-green);
  white-space: pre;
  font-size: 0.6em;
  line-height: 1.15;
  overflow: hidden;
}

.sidebar-nav {
  flex: 1;
  padding: 1ch;
}

.nav-section {
  margin-bottom: 2ch;
}

.nav-section-title {
  font-size: 1em;
  color: var(--accent-yellow);
  padding: 0.5ch 0;
  border-bottom: 1px dashed var(--border-color);
  margin-bottom: 0.5ch;
  display: flex;
  justify-content: space-between;
}

.nav-item {
  display: block;
  padding: 0.5ch 1ch;
  cursor: pointer;
  color: var(--text-primary);
  text-decoration: none;
}

a.nav-item {
  text-decoration: none;
}

.nav-item:hover {
  background: var(--bg-highlight);
  color: var(--accent-cyan);
}

.nav-item.active {
  background: var(--text-primary);
  color: var(--bg-primary);
}

.nav-item.active::before {
  content: ">";
  margin-right: 0.5ch;
}

.nav-item-count {
  float: right;
  color: var(--text-secondary);
}

/* Main content */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.content-header {
  padding: 1ch 2ch;
  border-bottom: 1px solid var(--text-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-secondary);
}

.content-header h2 {
  font-size: 1em;
  font-weight: normal;
  color: var(--accent-cyan);
}

.content-header h2::before {
  content: "[ ";
  color: var(--text-primary);
}

.content-header h2::after {
  content: " ]";
  color: var(--text-primary);
}

.content-body {
  flex: 1;
  overflow-y: auto;
  padding: 2ch;
}

/* Buttons - TUI style */
.btn {
  display: inline-block;
  padding: 0.5ch 2ch;
  border: 1px solid var(--text-primary);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1em;
  cursor: pointer;
}

.btn:hover {
  background: var(--text-primary);
  color: var(--bg-primary);
}

.btn-primary {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.btn-primary:hover {
  background: var(--accent-cyan);
  color: var(--bg-primary);
}

.btn-success {
  border-color: var(--accent-green);
  color: var(--accent-green);
}

.btn-success:hover {
  background: var(--accent-green);
  color: var(--bg-primary);
}

.btn-danger {
  border-color: var(--accent-red);
  color: var(--accent-red);
}

.btn-danger:hover {
  background: var(--accent-red);
  color: var(--bg-primary);
}

.btn-sm {
  padding: 0.25ch 1ch;
}

/* Cards - TUI boxes */
.card {
  border: 1px solid var(--text-primary);
  margin-bottom: 2ch;
  position: relative;
}

.card-header {
  padding: 0.5ch 1ch;
  border-bottom: 1px solid var(--text-primary);
  background: var(--bg-secondary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--accent-cyan);
}

.card-body {
  padding: 1ch;
}

/* Grid layouts */
.grid {
  display: grid;
  gap: 2ch;
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

/* Tables - TUI style */
.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: 0.5ch 1ch;
  text-align: left;
  border-bottom: 1px dashed var(--border-color);
}

.table th {
  color: var(--accent-yellow);
  border-bottom: 1px solid var(--text-primary);
}

.table tr:hover td {
  background: var(--bg-highlight);
}

.table tr {
  cursor: pointer;
}

/* Status badges - TUI style */
.badge {
  display: inline-block;
  padding: 0 1ch;
  font-size: 1em;
}

.badge::before {
  content: "[";
}

.badge::after {
  content: "]";
}

.badge-pending {
  color: var(--accent-yellow);
}

.badge-working, .badge-active, .badge-claimed {
  color: var(--accent-blue);
}

.badge-completed, .badge-idle {
  color: var(--accent-green);
}

.badge-error, .badge-terminated {
  color: var(--accent-red);
}

.badge-spawning {
  color: var(--accent-magenta);
}

.badge-planning {
  color: var(--accent-cyan);
}

.badge-blocked {
  color: var(--accent-red);
  opacity: 0.7;
}

.badge-awaiting_approval {
  color: var(--accent-yellow);
  font-weight: bold;
  animation: pulse 2s infinite;
}

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

/* Markdown content styles */
.markdown-content {
  color: var(--text-primary);
  line-height: 1.6;
}

.markdown-content h1 {
  color: var(--accent-cyan);
  font-size: 1.4em;
  margin: 1.5ch 0 1ch 0;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.5ch;
}

.markdown-content h2 {
  color: var(--accent-cyan);
  font-size: 1.2em;
  margin: 1.5ch 0 0.5ch 0;
}

.markdown-content h3 {
  color: var(--accent-magenta);
  font-size: 1.1em;
  margin: 1ch 0 0.5ch 0;
}

.markdown-content h4 {
  color: var(--text-primary);
  font-size: 1em;
  margin: 0.5ch 0;
}

.markdown-content p {
  margin: 0.5ch 0;
}

.markdown-content ul, .markdown-content ol {
  margin: 0.5ch 0;
  padding-left: 3ch;
}

.markdown-content li {
  margin: 0.25ch 0;
}

.markdown-content code {
  background: var(--bg-secondary);
  padding: 0.1ch 0.5ch;
  font-family: monospace;
  border-radius: 2px;
  color: var(--accent-green);
}

.markdown-content pre {
  background: var(--bg-secondary);
  padding: 1ch;
  overflow-x: auto;
  margin: 0.5ch 0;
  border-radius: 2px;
  border: 1px solid var(--border-color);
}

.markdown-content pre code {
  background: none;
  padding: 0;
}

.markdown-content blockquote {
  border-left: 3px solid var(--accent-cyan);
  padding-left: 1ch;
  margin: 0.5ch 0;
  color: var(--text-secondary);
}

.markdown-content a {
  color: var(--accent-blue);
  text-decoration: underline;
}

.markdown-content a:hover {
  color: var(--accent-cyan);
}

.markdown-content table {
  border-collapse: collapse;
  width: 100%;
  margin: 0.5ch 0;
}

.markdown-content th, .markdown-content td {
  border: 1px solid var(--border-color);
  padding: 0.5ch 1ch;
  text-align: left;
}

.markdown-content th {
  background: var(--bg-secondary);
  color: var(--accent-yellow);
}

.markdown-content hr {
  border: none;
  border-top: 1px dashed var(--border-color);
  margin: 1ch 0;
}

/* Forms - TUI style */
.form-group {
  margin-bottom: 1ch;
}

.form-label {
  display: block;
  margin-bottom: 0.5ch;
  color: var(--accent-yellow);
}

.form-label::after {
  content: ":";
}

.form-input {
  width: 100%;
  padding: 0.5ch;
  border: 1px solid var(--text-primary);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1em;
}

.form-input:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 1px var(--accent-cyan);
}

.form-textarea {
  width: 100%;
  min-height: 12ch;
  padding: 0.5ch;
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1em;
  resize: vertical;
  line-height: 1.5;
}

.form-textarea:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 1px var(--accent-cyan);
}

/* Modal - TUI style */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.modal {
  background: var(--bg-primary);
  border: 2px solid var(--text-primary);
  width: 100%;
  max-width: 60ch;
  position: relative;
}

.modal-header {
  padding: 1ch;
  border-bottom: 1px solid var(--text-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-secondary);
}

.modal-header h3 {
  font-size: 1em;
  font-weight: normal;
  color: var(--accent-cyan);
}

.modal-body {
  padding: 2ch;
}

.modal-footer {
  padding: 1ch;
  border-top: 1px solid var(--text-primary);
  display: flex;
  justify-content: flex-end;
  gap: 1ch;
}

.close-btn {
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  font-family: inherit;
  font-size: 1em;
}

.close-btn:hover {
  color: var(--accent-red);
}

/* Agent detail view */
.agent-detail {
  display: grid;
  grid-template-columns: 35ch 1fr;
  gap: 2ch;
  height: calc(100vh - 8ch);
}

.conversation-stream {
  border: 1px solid var(--text-primary);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

.conversation-stream::before {
  content: " Conversation ";
  position: absolute;
  top: -1px;
  left: 1ch;
  background: var(--bg-primary);
  padding: 0 0.5ch;
  color: var(--accent-cyan);
}

.conversation-messages {
  flex: 1;
  overflow-y: auto;
  padding: 2ch 1ch 1ch 1ch;
}

.message {
  margin-bottom: 0.5ch;
  white-space: pre-wrap;
  word-break: break-word;
}

.message-system {
  color: var(--accent-magenta);
}

.message-assistant {
  color: var(--accent-green);
}

.message-tool {
  color: var(--accent-yellow);
}

.message-error {
  color: var(--accent-red);
}

.message-success {
  color: var(--accent-green);
}

.message-user {
  color: var(--accent-cyan);
}

.message-unknown {
  color: var(--text-dim);
}

.message-time {
  color: var(--text-dim);
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 4ch;
  color: var(--text-secondary);
}

.empty-state-icon {
  font-size: 2em;
  margin-bottom: 1ch;
  white-space: pre;
}

/* Scrollbar - thin and subtle */
::-webkit-scrollbar {
  width: 1ch;
  height: 1ch;
}

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

::-webkit-scrollbar-thumb {
  background: var(--border-color);
}

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

/* Add button */
.add-btn {
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  font-family: inherit;
  font-size: 1em;
}

.add-btn:hover {
  color: var(--accent-cyan);
}

/* Task list */
.task-item {
  display: flex;
  align-items: center;
  gap: 1ch;
  padding: 0.5ch 0;
  border-bottom: 1px dashed var(--border-color);
}

.task-item:last-child {
  border-bottom: none;
}

.task-priority {
  color: var(--text-secondary);
  min-width: 4ch;
}

.task-description {
  flex: 1;
}

/* Progress bar - ASCII style */
.progress-bar {
  display: flex;
  align-items: center;
  gap: 1ch;
}

.progress-track {
  flex: 1;
  height: 1em;
  position: relative;
  color: var(--text-dim);
}

.progress-fill {
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent-green);
  overflow: hidden;
}

/* Stats display */
.stats-row {
  display: flex;
  gap: 3ch;
  padding: 1ch 0;
  border-bottom: 1px dashed var(--border-color);
}

.stat-item {
  display: flex;
  gap: 1ch;
}

.stat-label {
  color: var(--text-secondary);
}

.stat-value {
  color: var(--accent-cyan);
}

/* Keyboard hints */
.keyboard-hint {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0.5ch 2ch;
  background: var(--bg-secondary);
  border-top: 1px solid var(--text-primary);
  color: var(--text-secondary);
  font-size: 0.9em;
}

.keyboard-hint kbd {
  color: var(--accent-yellow);
  padding: 0 0.5ch;
}

/* Blinking cursor effect */
@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

.cursor {
  animation: blink 1s infinite;
}

/* Selection highlight */
::selection {
  background: var(--text-primary);
  color: var(--bg-primary);
}

/* Agent status panel */
.status-panel {
  border: 1px solid var(--text-primary);
  position: relative;
}

.status-panel::before {
  content: " Status ";
  position: absolute;
  top: -1px;
  left: 1ch;
  background: var(--bg-primary);
  padding: 0 0.5ch;
  color: var(--accent-cyan);
}

.status-row {
  display: flex;
  padding: 0.5ch 1ch;
  border-bottom: 1px dashed var(--border-color);
}

.status-row:last-child {
  border-bottom: none;
}

.status-label {
  width: 12ch;
  color: var(--text-secondary);
}

.status-value {
  flex: 1;
}

/* Action buttons row */
.actions-row {
  display: flex;
  gap: 1ch;
  padding: 1ch;
  border-top: 1px solid var(--text-primary);
}