:root {
  --bg: #0f1115;
  --panel: #161a22;
  --panel-2: #1d2330;
  --border: #2a3142;
  --text: #e7ecf3;
  --muted: #8b95a7;
  --accent: #5b9dff;
  --accent-2: #4a8aef;
  --green: #3fb950;
  --yellow: #d29922;
  --red: #f85149;
  --grey: #6e7681;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 14px;
  line-height: 1.5;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
nav {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 12px 24px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}
nav .logo { font-weight: 700; color: var(--text); margin-right: 12px; }
nav a { color: var(--muted); }
nav a.active, nav a:hover { color: var(--text); }
nav .spacer { flex: 1; }
nav .user { color: var(--muted); margin-right: 12px; }
main { max-width: 1200px; margin: 0 auto; padding: 24px; }
h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 16px; margin: 0 0 12px; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 12.5px; }
.subtitle { color: var(--muted); margin: 0 0 24px; }
.page-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}
.filters { display: flex; gap: 8px; }
input, select, textarea, button {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  font: inherit;
}
textarea { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; }
button {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  cursor: pointer;
  font-weight: 600;
}
button:hover { background: var(--accent-2); }
button.danger { background: var(--red); border-color: var(--red); }
button.link { background: transparent; border: none; color: var(--accent); padding: 0; font-weight: 400; cursor: pointer; }
button.link:hover { text-decoration: underline; }
.flash {
  background: rgba(63, 185, 80, 0.15);
  border: 1px solid var(--green);
  color: #b6f3c0;
  padding: 10px 14px;
  border-radius: 6px;
  margin-bottom: 16px;
}
.error {
  background: rgba(248, 81, 73, 0.15);
  border: 1px solid var(--red);
  color: #ffb1ac;
  padding: 8px 12px;
  border-radius: 6px;
  margin-bottom: 12px;
}

/* login */
.login-box {
  max-width: 360px;
  margin: 80px auto;
  background: var(--panel);
  padding: 32px;
  border-radius: 10px;
  border: 1px solid var(--border);
  text-align: center;
}
.login-box form { display: flex; flex-direction: column; gap: 10px; margin-top: 16px; }

/* tables */
table { width: 100%; border-collapse: collapse; background: var(--panel); border-radius: 8px; overflow: hidden; }
table th, table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); }
table th { background: var(--panel-2); color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }
table tr:last-child td { border-bottom: none; }
table .empty { color: var(--muted); text-align: center; padding: 30px; }

/* status indicators */
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; background: var(--grey); }
.dot-online { background: var(--green); box-shadow: 0 0 6px rgba(63,185,80,0.6); }
.dot-stale { background: var(--yellow); }
.dot-offline { background: var(--grey); }
.status {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  background: var(--panel-2);
  border: 1px solid var(--border);
}
.status-pending { color: var(--muted); }
.status-running { color: var(--accent); border-color: var(--accent); }
.status-complete { color: var(--green); border-color: var(--green); }
.status-failed { color: var(--red); border-color: var(--red); }

/* tags */
.tag {
  display: inline-block;
  background: var(--panel-2);
  border: 1px solid var(--border);
  padding: 1px 8px;
  border-radius: 999px;
  font-size: 11px;
  margin-right: 4px;
}

/* cards */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px 18px;
  margin: 16px 0;
}
.card.highlight { border-color: var(--accent); background: rgba(91,157,255,0.08); }
.card-head { display: flex; align-items: center; justify-content: space-between; }

/* info grid */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px 24px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px 18px;
  margin: 16px 0;
}
.info-grid dt { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 2px; }
.info-grid dd { margin: 0; }

/* forms */
.task-form { display: flex; flex-direction: column; gap: 10px; max-width: 600px; }
.task-form label { display: flex; flex-direction: column; gap: 4px; }
.task-form .payload { display: flex; flex-direction: column; gap: 8px; }
.inline-form { display: flex; gap: 8px; flex-wrap: wrap; }
.inline-form input, .inline-form select { flex: 1; min-width: 160px; }
.members { list-style: none; padding: 0; max-height: 240px; overflow-y: auto; column-count: 2; }
.members li label { display: flex; align-items: center; gap: 6px; padding: 4px 0; cursor: pointer; }
.members-form button { margin-top: 10px; }

/* output */
pre.output {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-all;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 12.5px;
  max-height: 400px;
  overflow-y: auto;
}