:root {
  --bg: #f3f7fb;
  --card: #ffffff;
  --text: #111827;
  --muted: #5f6b7a;
  --line: #d9e2ec;
  --up: #b42318;
  --down: #0f766e;
  --warn: #b54708;
  --ok: #067647;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: radial-gradient(circle at top right, #dbeafe 0, #f3f7fb 35%, #f3f7fb 100%);
  color: var(--text);
  font-family: 'SF Pro Text', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

.container {
  max-width: 1500px;
  margin: 0 auto;
  padding: 24px 20px 40px;
}

.header {
  margin-bottom: 16px;
}

.header h1 {
  margin: 0 0 10px;
  font-size: 28px;
}

.run-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.run-link {
  text-decoration: none;
  border: 1px solid #cdd8ea;
  color: #344054;
  background: #fff;
  border-radius: 8px;
  padding: 5px 10px;
  font-size: 12px;
}

.run-link:hover {
  border-color: #98a2b3;
}

.run-link.active {
  background: #0f172a;
  border-color: #0f172a;
  color: #fff;
}

.period-switch {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.period-btn {
  border: 1px solid #c5d3e6;
  background: #fff;
  color: #344054;
  border-radius: 999px;
  padding: 5px 12px;
  font-size: 13px;
  cursor: pointer;
}

.period-btn:hover {
  border-color: #98a2b3;
}

.period-btn.active {
  background: #1d4ed8;
  border-color: #1d4ed8;
  color: #fff;
}

.tool-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.pool-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pool-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border: 1px solid #d0d5dd;
  border-radius: 999px;
  background: #fff;
  color: #344054;
  font-size: 12px;
  padding: 4px 10px;
}

.pool-chip input {
  margin: 0;
}

.pool-stats {
  border: 1px solid #d0d5dd;
  border-radius: 8px;
  background: #fff;
  padding: 6px 10px;
  font-size: 13px;
  color: #344054;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--muted);
  font-size: 14px;
}

.status {
  padding: 2px 10px;
  border-radius: 999px;
  font-weight: 600;
}

.status.online {
  color: #fff;
  background: var(--ok);
}

.status.offline {
  color: #fff;
  background: #b42318;
}

.error-banner {
  margin: 0 0 14px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--warn);
  background: #fffaeb;
  border: 1px solid #fedf89;
}

.hidden {
  display: none;
}

.groups {
  display: grid;
  gap: 14px;
}

.group-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  box-shadow: 0 2px 6px rgba(16, 24, 40, 0.06);
}

.group-card h2 {
  margin: 0;
  font-size: 20px;
}

.group-meta {
  margin: 6px 0 10px;
  color: var(--muted);
  font-size: 13px;
}

.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  min-width: 1260px;
  border-collapse: collapse;
}

th,
td {
  border-bottom: 1px solid var(--line);
  text-align: right;
  padding: 8px 6px;
  font-size: 13px;
  white-space: nowrap;
}

th:first-child,
td:first-child,
th:nth-child(2),
td:nth-child(2) {
  text-align: left;
}

tbody tr:hover {
  background: #f8fafc;
}

.up {
  color: var(--up);
  font-weight: 600;
}

.down {
  color: var(--down);
  font-weight: 600;
}

.flat {
  color: var(--text);
}

.missing {
  color: #98a2b3;
}

@media (max-width: 900px) {
  .container {
    padding: 16px 10px 24px;
  }

  .header h1 {
    font-size: 23px;
  }

  th,
  td {
    font-size: 12px;
  }
}