:root {
  color-scheme: light;
  --bg: #f4f6f8;
  --panel: #ffffff;
  --text: #18212b;
  --muted: #667483;
  --line: #dbe2ea;
  --ok: #168a53;
  --ko: #bd2f36;
  --accent: #1f6fb7;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", Arial, sans-serif;
}

header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 32px 20px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}

h1, h2, p {
  margin: 0;
}

header h1 {
  font-size: 28px;
  font-weight: 650;
}

header p, header time, .label, dt {
  color: var(--muted);
}

main {
  padding: 24px 32px 40px;
}

.summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(160px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}

.summary > div, .totem, .empty {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.summary > div {
  padding: 18px 20px;
}

.metric {
  display: block;
  font-size: 34px;
  font-weight: 700;
}

.metric.ok {
  color: var(--ok);
}

.metric.ko {
  color: var(--ko);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 18px;
}

.totem {
  overflow: hidden;
}

.totem-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
  padding: 18px;
  border-bottom: 1px solid var(--line);
}

.totem h2 {
  font-size: 20px;
  font-weight: 650;
}

.badge {
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 700;
}

.badge.online {
  color: #ffffff;
  background: var(--ok);
}

.badge.offline {
  color: #ffffff;
  background: var(--ko);
}

img, .placeholder {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: #202832;
}

.placeholder {
  display: grid;
  place-items: center;
  color: #cfd8e3;
}

dl {
  margin: 0;
  padding: 16px 18px 18px;
}

dl > div {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid #edf1f5;
}

dl > div:last-child {
  border-bottom: 0;
}

dt {
  font-weight: 600;
}

dd {
  margin: 0;
  min-width: 0;
}

.url {
  overflow-wrap: anywhere;
}

.empty {
  padding: 28px;
}

@media (max-width: 760px) {
  header, main {
    padding-left: 18px;
    padding-right: 18px;
  }

  header, .summary {
    display: block;
  }

  .summary > div {
    margin-bottom: 12px;
  }

  .grid {
    grid-template-columns: 1fr;
  }
}