:root {
  --bg: #f6f8fa;
  --surface: #ffffff;
  --surface-elevated: #ffffff;
  --border: #d0d7de;
  --border-muted: #e3e5ea;
  --text: #1f2328;
  --muted: #6e7781;
  --accent: #0969da;
  --accent-fg: #ffffff;
  --pass: #1a7f37;
  --pass-bg: #dafbe1;
  --fail: #cf222e;
  --fail-bg: #ffebe9;
  --running: #9a6700;
  --running-bg: #fff8c5;
  --log-bg: #0d1117;
  --log-fg: #e6edf3;
  --card-shadow: 0 1px 0 rgba(31, 35, 40, 0.04);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1117;
    --surface: #161b22;
    --surface-elevated: #1c2128;
    --border: #30363d;
    --border-muted: #21262d;
    --text: #e6edf3;
    --muted: #8b949e;
    --accent: #2f81f7;
    --accent-fg: #ffffff;
    --pass: #3fb950;
    --pass-bg: rgba(63, 185, 80, 0.15);
    --fail: #f85149;
    --fail-bg: rgba(248, 81, 73, 0.15);
    --running: #d29922;
    --running-bg: rgba(210, 153, 34, 0.15);
    --log-bg: #010409;
    --log-fg: #e6edf3;
    --card-shadow: none;
  }
}

* { box-sizing: border-box; }

html { font-size: 16px; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue",
    Arial, sans-serif;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 1.5rem 1.25rem;
}

header h1 {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.subtitle {
  margin: 0.25rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

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

.summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  margin: 0 0 1.5rem;
}

.summary-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.9rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  box-shadow: var(--card-shadow);
}

.summary-value {
  font-size: 1.6rem;
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.summary-label {
  font-size: 0.8rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.summary-tile[data-tile="passed"][data-non-zero] {
  border-left: 4px solid var(--pass);
}
.summary-tile[data-tile="passed"][data-non-zero] .summary-value {
  color: var(--pass);
}
.summary-tile[data-tile="failed"][data-non-zero] {
  border-left: 4px solid var(--fail);
}
.summary-tile[data-tile="failed"][data-non-zero] .summary-value {
  color: var(--fail);
}

@media (max-width: 560px) {
  .summary { grid-template-columns: repeat(2, 1fr); }
}

.cards {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem;
  box-shadow: var(--card-shadow);
}

.card h2 {
  margin: 0 0 0.25rem;
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.005em;
}

.description {
  margin: 0 0 0.75rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.status-row {
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

.status-label { color: var(--muted); margin-right: 0.4rem; }
.dot { color: var(--muted); margin: 0 0.35rem; }

.badge {
  display: inline-block;
  padding: 0.1rem 0.55rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 500;
  line-height: 1.4;
}
.badge-pass    { background: var(--pass-bg);    color: var(--pass); }
.badge-fail    { background: var(--fail-bg);    color: var(--fail); }
.badge-running { background: var(--running-bg); color: var(--running); }

.log {
  background: var(--log-bg);
  color: var(--log-fg);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.78rem;
  line-height: 1.45;
  padding: 0.65rem 0.8rem;
  border-radius: 6px;
  max-height: 220px;
  overflow: auto;
  margin: 0 0 0.75rem;
  white-space: pre-wrap;
  word-break: break-all;
  display: none;
}
.card.is-running .log,
.card.has-log    .log { display: block; }

.actions {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

button[data-action="trigger"] {
  background: var(--accent);
  color: var(--accent-fg);
  border: 0;
  padding: 0.45rem 0.95rem;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
}
button[data-action="trigger"]:hover:not(:disabled) {
  filter: brightness(1.05);
}
button[data-action="trigger"]:disabled {
  background: var(--muted);
  cursor: not-allowed;
  opacity: 0.7;
}

.report-link {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
}
.report-link:hover { text-decoration: underline; }

.error {
  color: var(--fail);
  font-size: 0.85rem;
  margin: 0.5rem 0 0;
}

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

footer {
  text-align: center;
  padding: 1.25rem 1rem;
  color: var(--muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border-muted);
  margin-top: 1rem;
}
footer a { color: var(--accent); text-decoration: none; }
footer a:hover { text-decoration: underline; }