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

:root {
  --bg: #0c0c0c;
  --surface: #141414;
  --surface-2: #1c1c1c;
  --surface-3: #242424;
  --border: #2a2a2a;
  --border-light: #333;
  --text: #e8e8e8;
  --text-2: #b0b0b0;
  --text-3: #707070;
  --accent: #c8ff00;
  --accent-dim: #a0cc00;
  --red: #ff3b3b;
  --red-dim: #cc2f2f;
  --orange: #ff8c00;
}

body {
  font-family: -apple-system, 'Inter', 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--text-2);
  text-decoration: underline;
  text-underline-offset: 2px;
}
a:hover { color: var(--text); }

.container {
  max-width: 560px;
  margin: 0 auto;
  padding: 60px 20px 80px;
}

/* ─── Header ─────────────────────────────────────────────── */
header {
  margin-bottom: 48px;
}

header h1 {
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 6px;
}

header p {
  color: var(--text-3);
  font-size: 13px;
  font-weight: 400;
}

/* ─── Form ───────────────────────────────────────────────── */
.setup-form {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.form-section {
  padding: 0;
  border: none;
  margin: 0;
}

.form-section h3 {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 20px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 16px;
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-group label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-2);
}

.form-group input,
.form-group textarea,
.form-group select {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 8px;
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color 0.15s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--border-light);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-3);
}

.form-group textarea {
  min-height: 72px;
  resize: vertical;
}

.form-group select {
  cursor: pointer;
}

.form-group .hint {
  font-size: 12px;
  color: var(--text-3);
  margin-top: 2px;
}

/* ─── Collapsible ────────────────────────────────────────── */
.collapsible .collapsible-content {
  display: none;
  margin-top: 16px;
}

.collapsible.open .collapsible-content {
  display: block;
}

.collapsible .toggle {
  cursor: pointer;
  user-select: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.collapsible .toggle .arrow {
  font-size: 14px;
  font-weight: 300;
  color: var(--text-3);
  width: 20px;
  text-align: center;
}

/* ─── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: var(--bg);
  border: none;
  padding: 12px 24px;
  border-radius: 8px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s;
}

.btn:hover {
  opacity: 0.85;
}

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

.btn-deploy {
  margin-top: 8px;
  padding: 14px;
  width: 100%;
  font-size: 14px;
  letter-spacing: 0.5px;
}

.btn-small {
  padding: 6px 14px;
  font-size: 12px;
  border-radius: 6px;
}

.btn-danger {
  background: var(--red);
}

.btn-back {
  background: var(--surface-3);
  color: var(--text-2);
}

.btn-back:hover {
  opacity: 1;
  background: var(--border);
}

/* ─── Agent List ─────────────────────────────────────────── */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.section-header h3 {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-3);
}

.agent-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 20px;
  margin-bottom: 8px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: border-color 0.15s;
}

.agent-card:hover {
  border-color: var(--border-light);
}

.agent-name {
  font-weight: 500;
  font-size: 14px;
}

.agent-id {
  font-size: 12px;
  font-family: 'SF Mono', 'Fira Code', monospace;
  color: var(--text-3);
}

/* ─── Agent Detail ───────────────────────────────────────── */
.status-panel {
  margin-top: 0;
}

.detail-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.detail-header h3 {
  flex: 1;
  font-size: 18px;
  font-weight: 500;
  color: var(--text);
}

.detail-actions {
  display: flex;
  gap: 6px;
}

.status-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 16px;
}

.status-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  font-size: 13px;
}

.status-row + .status-row {
  border-top: 1px solid var(--border);
}

.status-row .label {
  color: var(--text-3);
}

.status-row .value {
  color: var(--text);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

/* State colors */
.state-running, .state-waking { color: var(--accent) !important; }
.state-sleeping { color: var(--orange) !important; }
.state-dead, .state-critical { color: var(--red) !important; }
.state-low_compute { color: var(--orange) !important; }
.state-setup { color: var(--text-3) !important; }

/* ─── Recent Turns ───────────────────────────────────────── */
.recent-activity {
  margin-top: 20px;
}

.recent-activity h4 {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 12px;
}

.turn-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  margin-bottom: 6px;
  font-size: 12px;
}

.turn-item .turn-id {
  color: var(--text-2);
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-weight: 500;
  font-size: 11px;
  margin-right: 8px;
}

.turn-item .turn-tools {
  color: var(--text-3);
  font-size: 11px;
  margin-right: 8px;
}

.turn-item .turn-cost {
  color: var(--orange);
  font-size: 11px;
  font-family: 'SF Mono', 'Fira Code', monospace;
}

.turn-item .turn-thinking {
  color: var(--text-3);
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.4;
  white-space: pre-wrap;
  word-break: break-word;
}

/* ─── Message Box ────────────────────────────────────────── */
.message-box {
  margin-top: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
}

.message-box h4 {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 12px;
}

.message-box textarea {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 6px;
  font-family: inherit;
  font-size: 13px;
  resize: vertical;
  outline: none;
  margin-bottom: 8px;
}

.message-box textarea:focus {
  border-color: var(--border-light);
}

/* ─── Log ────────────────────────────────────────────────── */
.log-output {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  max-height: 180px;
  overflow-y: auto;
  font-size: 12px;
  font-family: 'SF Mono', 'Fira Code', monospace;
  color: var(--text-3);
  margin-top: 16px;
}

.log-output p {
  margin-bottom: 3px;
}

.log-output .success { color: var(--accent); }
.log-output .error { color: var(--red); }
.log-output .info { color: var(--text-3); }

/* ─── Responsive ─────────────────────────────────────────── */
@media (max-width: 600px) {
  .container {
    padding: 32px 16px 60px;
  }
  .detail-header {
    flex-wrap: wrap;
  }
}