:root {
  --bg: #242d32;
  --panel: #2d373d;
  --line: #3a464d;
  --accent: #56d2c3;
  --text: #e4e8ea;
  --muted: #9aa6ac;
  --idle: #e0b45a;
  --offline: #7d8a91;
  --danger: #f08a7e;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

.top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 16px;
  padding: 10px 20px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}

.crumbs {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.brand {
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.sep {
  color: var(--muted);
}

h1 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
}

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

.who {
  color: var(--muted);
  font-size: 13px;
}

button {
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
  cursor: pointer;
}

button:hover {
  border-color: var(--accent);
}

button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #12201f;
  font-weight: 600;
}

button:disabled {
  opacity: 0.6;
  cursor: default;
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 20px 32px;
}

.banner {
  margin: 0 0 12px;
  padding: 8px 12px;
  border-left: 3px solid var(--accent);
  border-radius: 4px;
  background: var(--panel);
  font-size: 13px;
}

.status {
  min-height: 1.45em;
  margin: 0 0 10px;
  color: var(--muted);
}

.status[data-kind='error'] {
  color: var(--danger);
}

.users {
  width: 100%;
  border-collapse: collapse;
  background: var(--panel);
  border-radius: 6px;
  overflow: hidden;
}

.users th,
.users td {
  padding: 9px 12px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}

.users th {
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.users tbody tr:last-child td {
  border-bottom: 0;
}

.dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  margin-right: 7px;
  border-radius: 50%;
  vertical-align: middle;
}

.dot-active {
  background: var(--accent);
}

.dot-idle {
  background: var(--idle);
}

.dot-offline {
  background: var(--offline);
}

.as-of {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.explain {
  margin-top: 20px;
  padding: 12px 16px;
  background: var(--panel);
  border-radius: 6px;
  color: var(--muted);
  font-size: 13px;
}

.explain h2 {
  margin: 0 0 6px;
  color: var(--text);
  font-size: 14px;
}

.explain ul {
  margin: 0;
  padding-left: 18px;
}

@media (max-width: 640px) {
  .top {
    padding: 10px 12px;
  }

  main {
    padding: 12px;
  }

  .users,
  .users tbody,
  .users tr,
  .users td {
    display: block;
    width: 100%;
  }

  .users {
    background: none;
  }

  .users thead {
    display: none;
  }

  .users tr {
    margin-bottom: 10px;
    padding: 6px 0;
    background: var(--panel);
    border-radius: 6px;
  }

  .users td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    border-bottom: 0;
    padding: 6px 12px;
  }

  .users td::before {
    content: attr(data-label);
    color: var(--muted);
    font-size: 12px;
    margin-right: auto;
  }

  .users td .dot {
    margin-left: auto;
  }
}

.tz {
  margin: 0 0 8px;
}

.explain .approx {
  margin: 0 0 6px;
  color: var(--text);
}

.users button.user-name {
  padding: 0;
  border: 0;
  background: none;
  color: var(--accent);
  text-align: left;
  overflow-wrap: anywhere;
}

.users button.user-name:hover {
  text-decoration: underline;
}

.user-card {
  width: min(380px, calc(100vw - 24px));
  max-width: calc(100vw - 24px);
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
}

.user-card::backdrop {
  background: rgba(10, 16, 18, 0.7);
}

.card-head {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.card-head h2 {
  margin: 0;
  font-size: 16px;
  min-width: 0;
  overflow-wrap: anywhere;
}

.avatar {
  flex: 0 0 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent);
  color: #12201f;
  font-weight: 700;
  font-size: 17px;
}

.card-meta {
  margin: 14px 0 0;
}

.card-meta dt {
  color: var(--muted);
  font-size: 12px;
}

.card-meta dd {
  margin: 2px 0 0;
}

.card-photo {
  margin-top: 14px;
}

.card-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 14px;
}

@media (max-width: 640px) {
  .users td .user-name {
    text-align: right;
  }

  .user-card {
    padding: 12px;
  }
}

.users button.user-name { display: inline-flex; align-items: center; gap: 9px; }
.table-avatar { width: 32px; height: 32px; flex-basis: 32px; font-size: 12px; }