*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: #0f1115;
  color: #e7ecf3;
  min-height: 100vh;
}
.app {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px;
}
h1 { font-size: 28px; margin: 0 0 6px; }
.subtitle { color: #9aa4b2; margin: 0 0 28px; }
button.primary {
  background: #3b82f6;
  color: #fff;
  border: 0;
  padding: 14px 20px;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.05s ease;
}
button.primary:hover:not(:disabled) { background: #2563eb; }
button.primary:active:not(:disabled) { transform: translateY(1px); }
button.primary:disabled {
  background: #475569;
  cursor: not-allowed;
}
.card {
  background: #171a21;
  border: 1px solid #262a35;
  border-radius: 12px;
  padding: 20px;
  margin-top: 24px;
}
.card h2 { font-size: 16px; margin: 0 0 14px; color: #9aa4b2; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; }
.row { display: flex; justify-content: space-between; padding: 6px 0; border-bottom: 1px dashed #262a35; }
.row:last-child { border-bottom: 0; }
.label { color: #9aa4b2; }
.value { color: #e7ecf3; font-variant-numeric: tabular-nums; }
.value.running { color: #fbbf24; }
.value.idle { color: #9aa4b2; }
.value.error { color: #f87171; }
.value.done { color: #34d399; }
.error {
  margin-top: 14px;
  padding: 10px 12px;
  background: #2a1414;
  color: #fca5a5;
  border-radius: 8px;
  font-size: 14px;
  white-space: pre-wrap;
  word-break: break-word;
}
.hidden { display: none; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid #262a35; }
th { color: #9aa4b2; font-weight: 600; text-transform: uppercase; font-size: 12px; letter-spacing: 0.04em; }
td.found, td.new, td.unavail { font-variant-numeric: tabular-nums; }
td.new { color: #34d399; }
td.unavail { color: #f87171; }
.sheet-link { margin-top: 28px; text-align: center; }
.sheet-link a { color: #60a5fa; text-decoration: none; }
.sheet-link a:hover { text-decoration: underline; }