:root {
  --bg: #0b0d0c;
  --panel: #131615;
  --panel-2: #1a1e1c;
  --border: #262b29;
  --text: #e8ece9;
  --muted: #8a938e;
  --accent: #7fee64;
  --accent-ink: #0b0d0c;
  --orchestrator: #c9a7ff;
  --executor: #6cc4ff;
  --danger: #ff7a7a;
  --warn: #f5c451;
  font-family:
    ui-sans-serif,
    system-ui,
    -apple-system,
    "Segoe UI",
    sans-serif;
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f6f7f6;
    --panel: #ffffff;
    --panel-2: #f0f2f1;
    --border: #dfe3e1;
    --text: #141816;
    --muted: #616a65;
    --accent: #2f9e1a;
    --accent-ink: #ffffff;
    --orchestrator: #7a4fd6;
    --executor: #1a7fc4;
    color-scheme: light;
  }
}
* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}
button,
input,
textarea {
  font: inherit;
  color: inherit;
}
button {
  border: 1px solid var(--border);
  background: var(--panel-2);
  border-radius: 8px;
  padding: 7px 12px;
  cursor: pointer;
}
button.primary {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: transparent;
  font-weight: 600;
}
button.ghost {
  background: transparent;
}
button.danger {
  color: var(--danger);
}
button:disabled {
  opacity: 0.5;
  cursor: default;
}
input,
textarea {
  width: 100%;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
}
textarea {
  resize: vertical;
}
.muted {
  color: var(--muted);
}
.small {
  font-size: 12px;
}
.spacer {
  flex: 1;
}
.error {
  color: var(--danger);
}
[hidden] {
  display: none !important;
}
.brand {
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: 16px;
}
.badge {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
}
.badge.live {
  color: var(--accent);
  border-color: var(--accent);
}
.badge.mock {
  color: var(--warn);
  border-color: var(--warn);
}

/* Layout */
body {
  display: flex;
  flex-direction: column;
}
.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}
.topbar form {
  margin: 0;
}
.shell {
  flex: 1;
  display: flex;
  min-height: 0;
}
.sidebar {
  width: 220px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px;
  border-right: 1px solid var(--border);
  background: var(--panel);
}
.nav-label {
  margin-top: 8px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}
.session-list {
  list-style: none;
  margin: 0;
  padding: 0;
  overflow: auto;
}
.session-list li {
  padding: 6px 8px;
  border-radius: 6px;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.session-list li.active,
.session-list li:hover {
  background: var(--panel-2);
}
.nav-link {
  color: var(--text);
  text-decoration: none;
  padding: 6px 8px;
  border-radius: 6px;
}
.nav-link.active,
.nav-link:hover {
  background: var(--panel-2);
}

.session {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  min-width: 0;
}
.thread,
.executors {
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.executors {
  border-left: 1px solid var(--border);
  background: var(--panel);
}
.pane-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
}
.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}
.dot-orchestrator {
  background: var(--orchestrator);
}
.dot-executor {
  background: var(--executor);
}

/* Thread */
.messages {
  flex: 1;
  overflow: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.msg {
  max-width: 760px;
  line-height: 1.5;
}
.msg .who {
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 2px;
}
.msg.user .body {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 12px;
  white-space: pre-wrap;
}
.msg.assistant .body p {
  margin: 0 0 8px;
  white-space: pre-wrap;
}
.msg pre {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px;
  overflow: auto;
  font-size: 12px;
}
.dispatch-note {
  font-size: 12px;
  color: var(--executor);
}
.empty {
  margin: auto;
  text-align: center;
  max-width: 420px;
}
.composer {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  align-items: flex-end;
}

/* Executors */
.executor-list {
  flex: 1;
  overflow: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.executor {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  background: var(--bg);
}
.executor header {
  display: flex;
  gap: 8px;
  align-items: baseline;
}
.executor .title {
  font-weight: 600;
  flex: 1;
}
.executor .status {
  font-size: 11px;
  color: var(--muted);
}
.executor .status.running {
  color: var(--executor);
}
.executor .status.done {
  color: var(--accent);
}
.progress {
  height: 4px;
  border-radius: 2px;
  background: var(--panel-2);
  margin: 8px 0 6px;
  overflow: hidden;
}
.progress div {
  height: 100%;
  width: 0;
  background: var(--executor);
  transition: width 0.4s;
}
.executor .log {
  font-size: 11px;
  max-height: 180px;
  overflow: auto;
  background: var(--panel-2);
  padding: 8px;
  border-radius: 6px;
  margin: 6px 0 0;
}
.executor .instructions {
  white-space: pre-wrap;
}

/* Connectors */
.connectors {
  flex: 1;
  padding: 24px 32px;
  overflow: auto;
  max-width: 820px;
}
.connectors h1 {
  margin: 0 0 6px;
  font-size: 22px;
}
.connector-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
}
.connector {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px;
  background: var(--panel);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.connector .row {
  display: flex;
  gap: 8px;
  align-items: center;
}
.connector .name {
  font-weight: 600;
  font-size: 15px;
}
.connector .result {
  font-size: 12px;
}

/* Login */
body.login {
  align-items: center;
  justify-content: center;
}
.login-card {
  width: 320px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--panel);
}

@media (max-width: 860px) {
  .sidebar {
    display: none;
  }
  .session {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, 1fr) 40%;
  }
  .executors {
    border-left: 0;
    border-top: 1px solid var(--border);
  }
  .connectors {
    padding: 16px;
  }
}