:root {
  --bg: #f7f7f5; --card: #fff; --text: #1d1d1b; --muted: #6b6b66; --line: #e3e2dd;
  --run: #2563eb; --ok: #15803d; --bad: #b91c1c; --wait: #b45309; --code: #f1f0ec;
  --user: #e8eefc; --agent: #fff;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161615; --card: #1f1f1d; --text: #ecebe6; --muted: #9b9a93; --line: #33322f;
    --run: #60a5fa; --ok: #4ade80; --bad: #f87171; --wait: #fbbf24; --code: #2a2a27;
    --user: #1e2a44; --agent: #1f1f1d;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 14px/1.45 system-ui, sans-serif; }
header { display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: center; padding: 12px 16px;
         border-bottom: 1px solid var(--line); background: var(--card); position: sticky; top: 0; z-index: 1; }
header h1 { font-size: 16px; margin: 0 8px 0 0; }
header .link { margin-left: auto; }
main { max-width: 1200px; margin: 0 auto; padding: 16px; display: grid; gap: 16px;
       grid-template-columns: 280px minmax(0, 1fr); align-items: start; }
@media (max-width: 760px) { main { grid-template-columns: minmax(0, 1fr); } }
h2 { font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin: 14px 0 8px; }
.muted { color: var(--muted); font-size: 12px; }
.hidden { display: none !important; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; }
.field { display: grid; gap: 6px; margin-bottom: 10px; }
.field span { color: var(--muted); font-size: 12px; }
select, input { width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px;
                background: var(--bg); color: var(--text); font: inherit; }
select:focus, input:focus { outline: 2px solid var(--run); outline-offset: 1px; }
.button { display: inline-block; padding: 8px 14px; border: 1px solid var(--run); border-radius: 8px;
          background: var(--run); color: #fff; font: inherit; font-weight: 500; text-decoration: none;
          cursor: pointer; }
.button:hover { filter: brightness(1.08); }
.button:disabled { opacity: .5; cursor: default; filter: none; }
.button.reject_once, .button.reject_always { background: transparent; color: var(--bad);
                                             border-color: var(--bad); }
.button.small { padding: 4px 9px; font-size: 12px; }
.ok { color: var(--ok); }
.chats { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.chats .empty { color: var(--muted); padding: 4px 2px; }
.chat-item { width: 100%; display: grid; gap: 2px; text-align: left; padding: 8px 10px;
             border: 1px solid var(--line); border-radius: 8px; background: var(--card);
             color: var(--text); font: inherit; cursor: pointer; }
.chat-item:hover { background: var(--code); }
.chat-item.active { border-color: var(--run); box-shadow: inset 3px 0 0 var(--run); }
.chat-group { font-weight: 600; }
.chat-date { color: var(--muted); font-size: 12px; }
.node-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.node-panel p { margin: 8px 0 4px; }
.nodes { list-style: none; margin: 10px 0 0; padding: 0; display: grid; gap: 6px; }
.nodes .empty { color: var(--muted); }
.node-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 2px 8px;
            padding: 6px 8px; border: 1px solid var(--line); border-radius: 8px; }
.node-row .button { grid-row: 1 / span 2; grid-column: 2; align-self: center; }
.node-name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; }
.node-online { font-size: 12px; }
.node-date { font-size: 12px; }
.pair-code { display: inline-block; padding: 3px 8px; background: var(--code); border-radius: 6px;
             font: 16px/1.4 ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: .12em; }
.pair-command { display: block; padding: 6px 8px; background: var(--code); border-radius: 6px;
                font: 12px/1.4 ui-monospace, SFMono-Regular, Consolas, monospace; word-break: break-all; }
.chat { min-width: 0; display: grid; gap: 10px; }
.chat-title { margin: 0; }
.feed { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px;
        min-height: 320px; max-height: calc(100vh - 230px); overflow: auto; display: grid; gap: 10px;
        align-content: start; }
.feed .empty { color: var(--muted); }
.message { display: grid; gap: 3px; max-width: 85%; }
.message.user { justify-self: end; }
.message-label { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .04em; }
.bubble-text { padding: 8px 12px; border-radius: 10px; white-space: pre-wrap; word-break: break-word; }
.message.user .bubble-text { background: var(--user); border-top-right-radius: 3px; }
.message.agent .bubble-text { background: var(--agent); border: 1px solid var(--line);
                              border-top-left-radius: 3px; }
.line { white-space: pre-wrap; word-break: break-word; padding: 2px 0; }
.line.thought { color: var(--wait); font-style: italic; }
.line.done { color: var(--ok); font-size: 12.5px; }
.line.error { color: var(--bad); }
.tool { display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: baseline; padding: 5px 8px;
        border: 1px dashed var(--line); border-radius: 8px;
        font: 12.5px/1.4 ui-monospace, SFMono-Regular, Consolas, monospace; }
.tool-name { font-weight: 600; }
.tool-status { font-size: 11px; padding: 0 7px; border-radius: 999px; border: 1px solid currentColor; }
.tool.status-pending .tool-status { color: var(--wait); }
.tool.status-in_progress .tool-status { color: var(--run); }
.tool.status-completed .tool-status { color: var(--ok); }
.tool.status-failed .tool-status { color: var(--bad); }
.tool-content { flex-basis: 100%; color: var(--muted); white-space: pre-wrap; word-break: break-word; }
.permission { border: 1px solid var(--wait); border-radius: 10px; padding: 10px 12px;
              display: grid; gap: 8px; background: var(--card); }
.permission-title { font-weight: 600; }
.permission-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.plan { border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; background: var(--card);
        display: grid; gap: 4px; }
.plan-title { font-weight: 600; }
.plan-entry { display: flex; gap: 8px; color: var(--muted); }
.plan-status { min-width: 86px; color: var(--run); }
.composer { display: flex; gap: 8px; position: sticky; bottom: 12px; }
.composer input { flex: 1; background: var(--card); }
.notice { position: fixed; left: 50%; bottom: 18px; transform: translateX(-50%); max-width: min(90vw, 640px);
          padding: 10px 16px; border-radius: 8px; background: var(--card); border: 1px solid var(--run);
          box-shadow: 0 4px 18px rgba(0, 0, 0, .18); z-index: 2; }
.notice.bad { border-color: var(--bad); color: var(--bad); }