:root {
  --bg: #f7f6f3;
  --card: #ffffff;
  --ink: #1a1a18;
  --muted: #6b6a65;
  --line: #e3e1da;
  --accent: #1d6fa5;
  --ok: #3b6d11;
  --warn: #854f0b;
  --bad: #a32d2d;
  --radius: 8px;
  --mono: ui-monospace, "Cascadia Code", Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161614;
    --card: #201f1c;
    --ink: #ece9e3;
    --muted: #9a978f;
    --line: #35332e;
    --accent: #85b7eb;
    --ok: #97c459;
    --warn: #ef9f27;
    --bad: #f09595;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.6 system-ui, -apple-system, "Segoe UI", sans-serif;
}

h1 { font-size: 20px; font-weight: 500; margin: 0; }
h2 { font-size: 15px; font-weight: 500; margin: 0 0 12px; }

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid var(--line);
}

#app > section, .columns { margin: 20px 24px; }

.columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px 20px;
}

.muted { color: var(--muted); font-size: 13px; }
.mono { font-family: var(--mono); font-size: 12px; }
.error { color: var(--bad); font-size: 13px; margin: 8px 0 0; }

/* machines */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 16px;
}

.card .name { font-weight: 500; }
.card .state { font-size: 22px; font-weight: 500; margin: 4px 0; }
.card .state.on { color: var(--ok); }
.card .state.off { color: var(--muted); }

/* pills */
.pill {
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  white-space: nowrap;
}
.pill-on { color: var(--ok); }
.pill-off { color: var(--muted); }
.pill-queued { color: var(--muted); }
.pill-dispatched, .pill-running { color: var(--warn); }
.pill-done { color: var(--ok); }
.pill-failed, .pill-orphaned { color: var(--bad); }

/* rows */
.rows { display: flex; flex-direction: column; }

.row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
  cursor: default;
}
.row:first-child { border-top: none; }
.row.click { cursor: pointer; }
.row.click:hover { background: var(--bg); }
.row .grow { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row .when { font-size: 12px; color: var(--muted); white-space: nowrap; }

/* forms */
form { display: flex; flex-wrap: wrap; gap: 8px; }
.new-task { flex-direction: row; }
.new-task textarea { flex: 1 1 100%; }
.new-message { margin-top: 12px; }
.new-message input { flex: 1; }

input, select, textarea, button {
  font: inherit;
  color: var(--ink);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 8px 10px;
}
textarea { resize: vertical; font-family: inherit; }
button {
  cursor: pointer;
  border-color: var(--muted);
}
button:hover { background: var(--bg); }
button:active { transform: scale(0.99); }

/* detail */
.meta { font-size: 13px; color: var(--muted); margin-bottom: 12px; }
.events {
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.8;
  max-height: 420px;
  overflow-y: auto;
  border-top: 1px solid var(--line);
  padding-top: 10px;
}
.ev { display: flex; gap: 10px; }
.ev .seq { color: var(--muted); min-width: 34px; text-align: right; }
.ev .kind { min-width: 58px; }
.ev .kind.tool { color: var(--accent); }
.ev .kind.stderr { color: var(--bad); }
.ev .kind.notice { color: var(--warn); }
.ev .text { white-space: pre-wrap; word-break: break-word; flex: 1; }

.result {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  white-space: pre-wrap;
  font-size: 14px;
}

.warn-note { color: var(--warn); font-size: 12px; margin-top: 8px; }

/* lock */
.lock {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}
.lock-box {
  flex-direction: column;
  width: min(360px, 90vw);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 24px;
}
.lock-box input, .lock-box button { width: 100%; }