:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #666666;
  --border: #dddddd;
  --accent: #2563eb;
  --danger: #dc2626;
  --ok: #16a34a;
  --card-bg: #f7f7f8;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161a;
    --fg: #e6e6e6;
    --muted: #9a9a9a;
    --border: #33363d;
    --accent: #60a5fa;
    --danger: #f87171;
    --ok: #4ade80;
    --card-bg: #1c1f24;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.5;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

header h1 {
  font-size: 1.1rem;
  margin: 0;
}

header a {
  color: inherit;
  text-decoration: none;
}

main {
  max-width: 960px;
  margin: 0 auto;
  padding: 1.5rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5rem;
}

th, td {
  text-align: left;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

th {
  color: var(--muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.03em;
}

tr:hover td {
  background: var(--card-bg);
}

a {
  color: var(--accent);
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 1.5rem;
}

.muted {
  color: var(--muted);
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--border);
}

.badge-running { color: var(--ok); }
.badge-failed, .badge-crashed { color: var(--danger); }

form.inline {
  display: inline;
}

button, input[type="submit"] {
  font: inherit;
  padding: 0.35rem 0.9rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--fg);
  cursor: pointer;
}

button:hover, input[type="submit"]:hover {
  border-color: var(--accent);
}

input[type="text"], input[type="password"] {
  font: inherit;
  padding: 0.4rem 0.6rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--fg);
  width: 100%;
  max-width: 320px;
}

.error {
  color: var(--danger);
  margin-bottom: 1rem;
}

.login-box {
  max-width: 360px;
  margin: 4rem auto;
}

pre.log {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  overflow-x: auto;
  max-height: 480px;
  overflow-y: auto;
  font-size: 0.8rem;
  white-space: pre-wrap;
  word-break: break-word;
}