:root {
  --bg: #ffffff;
  --text: #30343b;
  --muted: #9aa0a6;
  --line: #e3e6ea;
  --line-strong: #d5d9df;
  --green: #2ecc71;
  --green-dark: #21a95a;
  --green-soft: #e9f9ef;
  --yellow: #f4b740;
  --red: #e74c3c;
  --red-soft: #fff0ef;
  --blue: #3498db;
  --shadow: 0 1px 3px rgba(28, 36, 48, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family:
    "Segoe UI",
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    sans-serif;
  letter-spacing: 0;
}

button {
  font: inherit;
}

.shell {
  width: 100%;
  max-width: 1088px;
  margin: 0 auto;
  padding: 28px 24px 44px;
}

.masthead {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.site-url {
  margin: 0 0 4px;
  color: var(--muted);
  font-size: 0.88rem;
}

h1 {
  margin: 0;
  font-size: 1.65rem;
  line-height: 1.1;
}

.refresh-button {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--text);
  background: #ffffff;
  cursor: pointer;
}

.refresh-button:hover {
  border-color: var(--line-strong);
}

.system-banner {
  display: flex;
  align-items: center;
  min-height: 64px;
  padding: 0 24px;
  border-radius: 4px;
  color: #ffffff;
  font-weight: 700;
  font-size: 1.05rem;
}

.system-banner.operational {
  background: var(--green);
}

.system-banner.outage {
  background: var(--red);
}

.system-banner.loading {
  background: #7b8794;
}

.meta-row {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin: 116px 0 8px;
  color: var(--muted);
  font-size: 0.86rem;
}

.meta-row p {
  margin: 0;
}

.link-button {
  padding: 0;
  border: 0;
  color: var(--blue);
  background: transparent;
  cursor: pointer;
  font-weight: 600;
}

.status-list {
  border: 1px solid var(--line);
  border-radius: 4px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.service-row {
  padding: 18px 24px 16px;
  background: #ffffff;
}

.service-row + .service-row {
  border-top: 1px solid var(--line);
}

.service-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 12px;
}

.service-head h2 {
  margin: 0;
  font-size: 0.97rem;
  line-height: 1.25;
}

.service-state {
  color: var(--green);
  font-weight: 700;
  font-size: 0.86rem;
  white-space: nowrap;
}

.service-row.down .service-state {
  color: var(--red);
}

.uptime-bars {
  display: grid;
  grid-template-columns: repeat(60, minmax(3px, 1fr));
  gap: 5px;
  height: 36px;
}

.uptime-bar {
  min-width: 3px;
  border-radius: 1px;
  background: var(--green);
}

.uptime-bar.partial {
  background: var(--yellow);
}

.uptime-bar.offline {
  background: var(--red);
}

.uptime-bar.unknown {
  background: #cfd5dd;
}

.uptime-foot {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 18px;
  margin-top: 8px;
  color: #c2c6cb;
  font-size: 0.82rem;
}

.uptime-foot::before,
.uptime-foot::after {
  content: "";
  height: 1px;
  background: var(--line);
}

.uptime-foot span:first-child {
  grid-column: 1;
}

.uptime-foot .uptime-percent {
  grid-column: 2;
  white-space: nowrap;
}

.uptime-foot span:last-child {
  grid-column: 3;
  justify-self: end;
}

.history-panel {
  margin-top: 20px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #ffffff;
  box-shadow: var(--shadow);
}

.history-head {
  padding: 18px 24px;
  border-bottom: 1px solid var(--line);
}

.history-head h2 {
  margin: 0 0 4px;
  font-size: 1rem;
}

.history-head p {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.incident-list {
  display: grid;
}

.incident-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  padding: 16px 24px;
}

.incident-item + .incident-item {
  border-top: 1px solid var(--line);
}

.incident-title {
  margin: 0 0 4px;
  font-weight: 700;
}

.incident-time {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.incident-status {
  align-self: start;
  padding: 4px 8px;
  border-radius: 4px;
  color: var(--green-dark);
  background: var(--green-soft);
  font-size: 0.78rem;
  font-weight: 700;
}

.incident-status.ongoing {
  color: var(--red);
  background: var(--red-soft);
}

.empty-history {
  padding: 18px 24px;
  color: var(--muted);
}

@media (max-width: 760px) {
  .shell {
    padding: 18px 10px 44px;
  }

  .meta-row {
    align-items: flex-start;
    flex-direction: column;
    margin-top: 56px;
  }

  .system-banner {
    min-height: 58px;
    padding: 0 18px;
  }

  .service-row {
    padding: 16px 14px;
  }

  .service-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 5px;
  }

  .uptime-bars {
    gap: 3px;
    height: 32px;
  }

  .uptime-foot {
    gap: 10px;
    font-size: 0.78rem;
  }

  .history-head,
  .incident-item,
  .empty-history {
    padding-left: 14px;
    padding-right: 14px;
  }
}

@media (max-width: 420px) {
  .uptime-bars {
    gap: 2px;
  }

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