:root {
  --bg: #f7f7f8;
  --fg: #111;
  --muted: #666;
  --card: #fff;
  --border: #e2e2e5;
  --accent: #1a4bb8;
  --danger: #c1272d;
  --warn: #a06400;
  --ok: #197a3d;
  --radius: 10px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121316;
    --fg: #eee;
    --muted: #9a9aa0;
    --card: #1c1e22;
    --border: #2a2c31;
    --accent: #7cb1ff;
    --danger: #ff7c7c;
    --warn: #e0b060;
    --ok: #7fd39a;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--fg);
  font: 16px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  overflow-x: hidden;
}
h1, h2 { margin: 0; }
a { color: var(--accent); }
button {
  font: inherit; padding: 0.6rem 1rem; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--accent); color: #fff;
  min-height: 44px;
}
button:active { transform: translateY(1px); }
input[type="password"], input[type="text"] {
  font: inherit; padding: 0.75rem; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--card); color: var(--fg);
  width: 100%; min-height: 44px;
}
.error { color: var(--danger); margin: 0.5rem 0 0; }
.warn { color: var(--warn); margin: 0.5rem 0 0; font-size: 0.9rem; }
.muted { color: var(--muted); }

/* --- login --- */
.gate {
  min-height: 100dvh; display: grid; place-items: center; padding: 1rem;
}
.gate h1 { text-align: center; margin-bottom: 1rem; }
.gate form {
  width: 100%; max-width: 22rem; background: var(--card);
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.25rem; display: grid; gap: 0.75rem;
}
.gate label { font-weight: 600; }

/* --- dashboard --- */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.75rem 1rem; border-bottom: 1px solid var(--border); background: var(--card);
  position: sticky; top: 0; z-index: 1;
}
.topbar h1 { font-size: 1.1rem; }
.logout button { background: transparent; color: var(--fg); border: 1px solid var(--border); }
.dash {
  display: grid; gap: 0.75rem; padding: 0.75rem;
  grid-template-columns: 1fr;
}
@media (min-width: 720px) {
  .dash { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1100px) {
  .dash { grid-template-columns: 1fr 1fr 1fr; }
}
.dash section {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 0.75rem;
}
.dash h2 { font-size: 0.95rem; margin-bottom: 0.5rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; }
.dash ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.35rem; }
.dash li {
  padding: 0.5rem 0; border-top: 1px solid var(--border);
  display: grid; grid-template-columns: 1fr auto; gap: 0.5rem; align-items: baseline;
  overflow-wrap: anywhere;
}
.dash li:first-child { border-top: 0; }
.dash li .meta { color: var(--muted); font-size: 0.85rem; white-space: nowrap; }
.foot {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.5rem 1rem; border-top: 1px solid var(--border); font-size: 0.85rem;
}
.pill { padding: 0.15rem 0.5rem; border-radius: 999px; border: 1px solid var(--border); }
.pill.ok { color: var(--ok); border-color: var(--ok); }
.pill.bad { color: var(--danger); border-color: var(--danger); }

/* --- shared page chrome (nav, generic layout) --- */
.brand { color: inherit; text-decoration: none; }
.nav { display: flex; gap: 0.75rem; margin: 0 0.75rem; }
.nav a {
  padding: 0.4rem 0.6rem; border-radius: var(--radius); text-decoration: none;
  color: var(--fg); display: inline-flex; align-items: center; gap: 0.35rem;
  min-height: 36px;
}
.nav a:hover { background: var(--bg); }
.nav a.active { background: var(--bg); border: 1px solid var(--border); }
.badge {
  display: inline-block; padding: 0.05rem 0.4rem; border-radius: 999px;
  border: 1px solid var(--border); font-size: 0.75rem; color: var(--muted);
  line-height: 1.6;
}
.badge.ok { color: var(--ok); border-color: var(--ok); }
.badge.warn { color: var(--warn); border-color: var(--warn); }
.badge.bad { color: var(--danger); border-color: var(--danger); }
.page { padding: 0.75rem; display: grid; gap: 0.75rem; }
.page-head { display: grid; gap: 0.35rem; }
.page-head h2 { font-size: 1.1rem; }
.back { display: inline-block; padding: 0.25rem 0; }
.inline { display: inline-flex; align-items: center; gap: 0.4rem; }
.stacked { display: grid; gap: 0.5rem; }
.stacked label { display: grid; gap: 0.25rem; font-weight: 600; }
.stacked input, .stacked select { font: inherit; padding: 0.5rem;
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--card); color: var(--fg); }
.form-msg { min-height: 1.2em; }
.form-msg.bad { color: var(--danger); }
.row-actions { display: flex; flex-wrap: wrap; gap: 0.4rem; align-items: center; }
button.pill-btn {
  font: inherit; background: var(--card); color: var(--fg);
  border: 1px solid var(--border); border-radius: 999px;
  padding: 0.3rem 0.75rem; min-height: 36px;
}
button.pill-btn.on { color: var(--ok); border-color: var(--ok); }
button.pill-btn.off { color: var(--muted); }
button.ghost { background: transparent; color: var(--fg); border: 1px solid var(--border); }
button[disabled] { opacity: 0.6; cursor: progress; }

/* --- duty list --- */
.duty-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.5rem; }
.duty {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 0.75rem; display: grid; gap: 0.4rem;
}
.duty.attention { border-color: var(--warn); }
.duty-head {
  display: flex; align-items: baseline; justify-content: space-between; gap: 0.5rem;
  flex-wrap: wrap;
}
.duty-name { font-weight: 600; font-size: 1.05rem; text-decoration: none; color: var(--fg); }
.duty-name:hover { text-decoration: underline; }
.purpose { margin: 0; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 0.25rem 0.75rem; margin: 0; }
.kv dt { color: var(--muted); font-weight: 600; }
.kv dd { margin: 0; overflow-wrap: anywhere; }
.kv.inline { grid-template-columns: max-content 1fr; }
.duty .meta { font-size: 0.85rem; margin: 0.25rem 0 0; }

/* --- duty detail --- */
.duty-head h2 { font-size: 1.2rem; }
#duty section, #execution section {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 0.75rem; display: grid; gap: 0.4rem;
}
#duty h3, #execution h3 { font-size: 0.95rem; color: var(--muted); margin: 0; text-transform: uppercase; letter-spacing: 0.04em; }
.steps { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.5rem; }
.step {
  border: 1px solid var(--border); border-radius: var(--radius); padding: 0.5rem 0.75rem;
  background: var(--bg); display: grid; gap: 0.3rem;
}
.step-head { display: flex; gap: 0.5rem; align-items: baseline; flex-wrap: wrap; }
.step-idx { color: var(--muted); font-variant-numeric: tabular-nums; }
.step-name { font-weight: 600; }
.step.status-succeeded { border-left: 3px solid var(--ok); }
.step.status-failed { border-left: 3px solid var(--danger); }
.step.status-blocked, .step.status-running { border-left: 3px solid var(--warn); }
.step.status-skipped, .step.status-pending, .step.status-cancelled { border-left: 3px solid var(--border); }
.step pre { white-space: pre-wrap; word-break: break-word; margin: 0.25rem 0;
  padding: 0.5rem; background: var(--card); border-radius: var(--radius);
  border: 1px solid var(--border); font-size: 0.85rem; }
.step pre.error { color: var(--danger); }
.exec-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.35rem; }
.exec-list .exec {
  padding: 0.4rem 0; border-top: 1px solid var(--border);
  display: grid; grid-template-columns: 1fr auto; gap: 0.25rem 0.5rem;
}
.exec-list .exec:first-child { border-top: 0; }
.exec-list .exec p { grid-column: 1 / -1; margin: 0; }
.exec-list .meta { font-size: 0.85rem; }
.history { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.35rem; }
.history-entry { border-top: 1px solid var(--border); padding: 0.35rem 0; }
.history-entry:first-child { border-top: 0; }
.history-head { display: flex; justify-content: space-between; gap: 0.5rem; align-items: baseline; flex-wrap: wrap; }
.diff { display: flex; gap: 0.35rem; flex-wrap: wrap; align-items: center; font-size: 0.85rem; }
.diff code { padding: 0.1rem 0.3rem; border-radius: 4px; background: var(--bg); border: 1px solid var(--border); }
.diff .arrow { color: var(--muted); }

/* --- execution detail --- */
.exec-head { display: grid; gap: 0.4rem; }

/* --- chat --- */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.chat-page { max-width: 60rem; margin: 0 auto; width: 100%; }
.chat-log { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.6rem; }
.bubble {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 0.6rem 0.75rem; display: grid; gap: 0.35rem; overflow-wrap: anywhere;
}
.bubble.mine { border-color: var(--accent); }
.bubble.theirs { background: var(--bg); }
.bubble-head { display: flex; justify-content: space-between; gap: 0.5rem; align-items: baseline; }
.bubble .who { font-weight: 600; font-size: 0.9rem; }
.bubble p { margin: 0; }
.bubble ul { margin: 0; padding-left: 1.1rem; display: grid; gap: 0.2rem; }
.bubble li.sub { list-style: none; color: var(--muted); font-size: 0.9rem; }
.bubble code { padding: 0.1rem 0.3rem; border-radius: 4px; background: var(--card);
  border: 1px solid var(--border); font-size: 0.9em; }
.bubble-tags { gap: 0.3rem; }
.chat-form { display: grid; grid-template-columns: 1fr auto; gap: 0.5rem; align-items: start; }
.chat-form .form-msg { grid-column: 1 / -1; margin: 0; font-size: 0.85rem; }
.chat-hints ul { margin: 0.5rem 0; padding-left: 1.1rem; display: grid; gap: 0.25rem; }
.chat-hints summary { cursor: pointer; color: var(--muted); }

/* --- attention queue --- */
.attention-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.6rem; }
.attention {
  background: var(--card); border: 1px solid var(--warn); border-radius: var(--radius);
  padding: 0.75rem; display: grid; gap: 0.4rem;
}
.attention.done { border-color: var(--border); opacity: 0.75; }
.att-head { display: flex; gap: 0.5rem; justify-content: space-between; align-items: baseline; }

/* --- execution artifacts (#7): the run's own account of itself, and links to
   whatever it produced --- */
.exec-summary { margin: 0.4rem 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.artifact-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.2rem; }
.artifact-list li { overflow-wrap: anywhere; }