body {
  margin: 0;
  padding: 24px;
  font-family: Arial, sans-serif;
  color: #222;
  background: #f7f7f7;
}

main {
  max-width: 960px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 10px;
  padding: 24px;
  line-height: 1.7;
}

nav {
  margin-bottom: 16px;
}

h1,
h2,
h3 {
  margin-top: 0;
}

h2 {
  margin-top: 24px;
}

p,
ul {
  margin-top: 0;
}

a {
  color: #1f4bc1;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 16px 0;
}

button,
.button-link {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 8px;
  border: 1px solid #1f4bc1;
  background: #1f4bc1;
  color: #fff;
  font: inherit;
  text-decoration: none;
  cursor: pointer;
}

button.secondary,
.button-link.secondary {
  background: #fff;
  color: #1f4bc1;
}

button[disabled] {
  cursor: wait;
  opacity: 0.7;
}

.panel {
  border: 1px solid #d8d8d8;
  border-radius: 10px;
  padding: 16px;
  margin-top: 16px;
  background: #fafafa;
}

.status-panel {
  border-left: 5px solid #475569;
}

.status-panel.good {
  border-left-color: #15803d;
  background: #f0fdf4;
}

.status-panel.warn {
  border-left-color: #b45309;
  background: #fff7ed;
}

.status-panel.bad {
  border-left-color: #b91c1c;
  background: #fef2f2;
}

.status-panel.info {
  border-left-color: #1d4ed8;
  background: #eff6ff;
}

.status-panel.pending {
  border-left-color: #475569;
  background: #f8fafc;
}

.muted {
  color: #475569;
}

.small-note {
  font-size: 0.95rem;
}

.test-summary {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-top: 16px;
}

.summary-card {
  border: 1px solid #d8d8d8;
  border-radius: 10px;
  padding: 14px;
  background: #fff;
}

.table-wrap {
  overflow-x: auto;
}

.result-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
}

.result-table th,
.result-table td {
  border-bottom: 1px solid #e5e7eb;
  padding: 10px 8px;
  text-align: left;
  vertical-align: top;
}

.result-table th {
  background: #f8fafc;
}

[dir="rtl"] .result-table th,
[dir="rtl"] .result-table td {
  text-align: right;
}

.inline-list {
  padding-left: 20px;
}

[dir="rtl"] .inline-list {
  padding-left: 0;
  padding-right: 20px;
}

code {
  background: #f1f5f9;
  padding: 2px 5px;
  border-radius: 4px;
}

.hidden-probes {
  width: 0;
  height: 0;
  overflow: hidden;
}

@media (max-width: 640px) {
  body {
    padding: 12px;
  }

  main {
    padding: 16px;
  }
}