:root {
  --bg: #0d1117;
  --panel: #161b22;
  --border: #30363d;
  --fg: #c9d1d9;
  --muted: #8b949e;
  --accent: #58a6ff;
  --ok: #3fb950;
  --warn: #d29922;
  --err: #f85149;
}
* { box-sizing: border-box; }
body {
  margin: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: var(--bg); color: var(--fg); font-size: 14px; line-height: 1.5;
}
header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 24px; border-bottom: 1px solid var(--border); background: var(--panel);
}
.brand { font-weight: 600; font-size: 16px; }
nav a, nav .link {
  color: var(--accent); margin-left: 16px; text-decoration: none; background: none; border: 0;
  font: inherit; cursor: pointer; padding: 0;
}
nav a:hover, nav .link:hover { text-decoration: underline; }
main { max-width: 1100px; margin: 24px auto; padding: 0 24px; }
footer { text-align: center; color: var(--muted); padding: 24px; font-size: 12px; }
h1 { font-size: 22px; margin-top: 0; }
h2 { font-size: 16px; margin-top: 24px; border-bottom: 1px solid var(--border); padding-bottom: 6px; }
h3 { font-size: 14px; margin: 12px 0 4px; }
.card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
  padding: 20px; margin: 16px 0;
}
label { display: block; margin: 10px 0; }
label input, label textarea, textarea {
  width: 100%; padding: 8px 10px; background: var(--bg); color: var(--fg);
  border: 1px solid var(--border); border-radius: 6px; font: inherit;
  margin-top: 4px;
}
textarea { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 13px; }
fieldset { border: 1px solid var(--border); border-radius: 6px; padding: 12px 16px; margin: 12px 0; }
legend { padding: 0 6px; color: var(--muted); }
button, .btn {
  background: var(--accent); color: #fff; border: 0; border-radius: 6px;
  padding: 8px 14px; font: inherit; cursor: pointer; text-decoration: none; display: inline-block;
}
.btn { margin-right: 8px; }
button:hover { filter: brightness(1.1); }
.muted { color: var(--muted); }
.ok    { color: var(--ok); }
.warn  { color: var(--warn); }
.error { color: var(--err); }
.pill {
  display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px;
  background: var(--border); color: var(--fg); margin-left: 6px;
}
.pill.ok    { background: rgba(63,185,80,.2);  color: var(--ok); }
.pill.warn  { background: rgba(210,153,34,.2); color: var(--warn); }
.stats { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 12px; }
.stats li { background: var(--bg); padding: 8px 12px; border-radius: 6px; border: 1px solid var(--border); }
table.audit { width: 100%; border-collapse: collapse; font-size: 12px; }
table.audit th, table.audit td { padding: 6px 8px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
table.audit pre { white-space: pre-wrap; word-break: break-all; max-width: 600px; }
tbody.thread-group + tbody.thread-group > tr.thread-header > td { border-top: 2px solid var(--border); }
.thread-header.expandable:hover td { background: rgba(255,255,255,.04); }
.thread-child td { opacity: .9; }
.kind { padding: 1px 8px; border-radius: 4px; font-size: 11px; }
.kind-slack_in,    .kind-slack_out    { background: rgba(88,166,255,.15); color: var(--accent); }
.kind-llm_call                        { background: rgba(168,85,247,.15);  color: #a78bfa; }
.kind-tool_call,   .kind-tool_result  { background: rgba(63,185,80,.15);   color: var(--ok); }
.kind-admin                           { background: rgba(210,153,34,.15);  color: var(--warn); }
.kind-error                           { background: rgba(248,81,73,.15);   color: var(--err); }
code { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 12px; background: var(--bg); padding: 1px 6px; border-radius: 4px; }
#chat-out pre { white-space: pre-wrap; word-break: break-word; background: var(--bg); padding: 10px; border-radius: 6px; border: 1px solid var(--border); }

/* ---- Setup wizard (v0.2) ---- */
.setup-form { margin-top: 16px; }
.group-heading {
  font-size: 13px; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--muted); border-bottom: 1px solid var(--border);
  padding-bottom: 6px; margin: 28px 0 10px;
}
.provider-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 8px; margin: 10px 0; overflow: hidden;
  transition: border-color 0.15s ease;
}
.provider-card[open] { border-color: var(--accent); }
.provider-card > summary {
  list-style: none; cursor: pointer; padding: 14px 16px;
  display: flex; align-items: center; gap: 10px;
  user-select: none;
}
.provider-card > summary::-webkit-details-marker { display: none; }
.provider-card > summary::before {
  content: "▸"; color: var(--muted); transition: transform 0.15s ease;
  display: inline-block; width: 12px;
}
.provider-card[open] > summary::before { transform: rotate(90deg); }
.provider-icon { font-size: 18px; }
.provider-name { font-weight: 600; flex: 1; }
.provider-card .badge {
  display: inline-block; padding: 2px 9px; border-radius: 999px;
  font-size: 11px; font-weight: 500;
}
.badge.required { background: rgba(248,81,73,.15);  color: var(--err); }
.badge.ok       { background: rgba(63,185,80,.15);  color: var(--ok); }
.badge.unset    { background: var(--border);         color: var(--muted); }
.provider-body {
  padding: 4px 18px 18px; border-top: 1px solid var(--border);
}
.provider-body h4 {
  font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--muted); margin: 16px 0 6px;
}
.provider-body .docs-link a {
  color: var(--accent); text-decoration: none; font-size: 13px;
}
.provider-body .docs-link a:hover { text-decoration: underline; }
.steps { padding-left: 22px; margin: 0; }
.steps li { margin: 4px 0; line-height: 1.55; }
.scopes {
  font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 12px;
  background: var(--bg); border: 1px solid var(--border); border-radius: 6px;
  padding: 10px 12px; margin: 0; white-space: pre; overflow-x: auto;
}
.format-hint {
  font-size: 13px; background: var(--bg); border-left: 3px solid var(--accent);
  padding: 8px 12px; border-radius: 4px; margin: 0;
}
.caveats { padding-left: 18px; margin: 0; }
.caveats li { margin: 4px 0; line-height: 1.5; color: var(--fg); }
.caveats li::marker { color: var(--warn); }
.fields {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 0 16px;
}
.setup-actions {
  margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--border);
  display: flex; align-items: center; gap: 16px;
}
.setup-actions button { font-size: 14px; padding: 10px 20px; }