:root {
  color-scheme: light;
  font-family: Arial, Helvetica, sans-serif;
  background: #f5f6f8;
  color: #171a1f;
}

body {
  margin: 0;
}

a {
  color: #1f5f8b;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.topbar {
  align-items: center;
  background: #ffffff;
  border-bottom: 1px solid #d9dee7;
  display: flex;
  gap: 24px;
  justify-content: space-between;
  padding: 14px 24px;
  position: sticky;
  top: 0;
  z-index: 1;
}

.brand {
  color: #171a1f;
  font-weight: 700;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

main {
  margin: 0 auto;
  max-width: 1180px;
  padding: 24px;
}

.section {
  background: #ffffff;
  border: 1px solid #d9dee7;
  border-radius: 8px;
  margin-bottom: 20px;
  padding: 20px;
}

h1,
h2,
h3 {
  letter-spacing: 0;
}

h1,
h2 {
  margin: 0 0 16px;
}

.status-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin-bottom: 18px;
}

.status-grid div {
  border: 1px solid #d9dee7;
  border-radius: 8px;
  padding: 12px;
}

.status-grid span,
small {
  color: #596171;
  display: block;
  font-size: 12px;
}

table {
  border-collapse: collapse;
  width: 100%;
}

th,
td {
  border-bottom: 1px solid #e8ebf0;
  padding: 10px;
  text-align: left;
  vertical-align: top;
}

th {
  color: #596171;
  font-size: 12px;
  text-transform: uppercase;
}

.empty,
.notice {
  margin: 0;
}

.notice {
  border-radius: 8px;
  margin-bottom: 12px;
  padding: 10px 12px;
}

.error {
  background: #fdecec;
  color: #8f1d1d;
}

.success {
  background: #eaf6ed;
  color: #1b6b32;
}

.settings-list {
  display: grid;
  gap: 10px;
}

.setting-row {
  align-items: center;
  border: 1px solid #e8ebf0;
  border-radius: 8px;
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(220px, 1fr) minmax(180px, 320px) auto;
  padding: 12px;
}

input {
  border: 1px solid #c7ced9;
  border-radius: 6px;
  font: inherit;
  min-width: 0;
  padding: 8px 10px;
}

.checkbox {
  align-items: center;
  display: flex;
  gap: 8px;
}

button {
  background: #1f5f8b;
  border: 0;
  border-radius: 6px;
  color: #ffffff;
  cursor: pointer;
  font: inherit;
  padding: 9px 14px;
}

.snapshot {
  border-top: 1px solid #e8ebf0;
  padding: 12px 0;
}

dl {
  display: grid;
  gap: 6px 18px;
  grid-template-columns: 120px 1fr;
  margin: 0;
}

dt {
  color: #596171;
}

dd {
  margin: 0;
}

.photo-list {
  color: #596171;
  overflow-wrap: anywhere;
}

@media (max-width: 760px) {
  .topbar,
  .setting-row {
    align-items: stretch;
    grid-template-columns: 1fr;
  }

  .topbar {
    display: grid;
  }

  table {
    display: block;
    overflow-x: auto;
  }
}