:root {
  --bg: #0f1117;
  --card: #1a1d27;
  --border: #2a2f3d;
  --text: #e6e8ee;
  --muted: #9aa0ad;
  --accent: #ff5a00; /* Allegro-ish orange */
  --green: #3ecf8e;
  --red: #f0616d;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

header {
  padding: 24px 24px 8px;
}
header h1 { margin: 0; color: var(--accent); letter-spacing: 1px; }
header .sub { margin: 4px 0 0; color: var(--muted); }

main, #connection { padding: 0 24px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 20px;
  margin: 16px 24px;
}
#connection { margin: 16px 24px; }

.card h2 { margin-top: 0; font-size: 1.05rem; }

.row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: flex-end;
  margin-bottom: 12px;
}

label { display: flex; flex-direction: column; font-size: 0.8rem; color: var(--muted); gap: 4px; }

input, select {
  background: #0f1117;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 0.9rem;
  min-width: 220px;
}

button {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 9px 14px;
  font-weight: 600;
  cursor: pointer;
}
button.secondary { background: transparent; border: 1px solid var(--border); color: var(--text); }
button:hover { filter: brightness(1.1); }

table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; }

.status { color: var(--muted); font-size: 0.85rem; }
.status.error { color: var(--red); }
.status.ok { color: var(--green); }

.summary { display: flex; gap: 16px; flex-wrap: wrap; margin: 8px 0 12px; }
.summary .chip {
  background: #0f1117; border: 1px solid var(--border);
  border-radius: 20px; padding: 6px 14px; font-size: 0.85rem;
}
.summary .chip b { color: var(--accent); }

.delta-up { color: var(--red); }
.delta-down { color: var(--green); }

footer { padding: 16px 24px 32px; color: var(--muted); font-size: 0.8rem; }

.diff-group { margin-top: 12px; }
.diff-group h3 { font-size: 0.95rem; margin-bottom: 6px; }