:root {
  --ink: #0b1f33;
  --muted: #5b6b7b;
  --line: #e3e8ec;
  --accent: #0a7f57;
  --tint: #e8f6f0;
  --bad: #b93a0a;
  --bad-tint: #fdf0e9;
  --bg: #f6f8f9;
  --surface: #fff;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

h1 { font-size: 18px; margin: 0; }
h2 { font-size: 17px; margin: 0; overflow-wrap: anywhere; }
h3 {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding: 14px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--muted); flex: none; }
.dot.ok { background: var(--accent); }
.dot.down { background: var(--bad); }
.status { margin-left: auto; color: var(--muted); font-size: 13px; }
.status.down { color: var(--bad); font-weight: 600; }

main { max-width: 1200px; margin: 0 auto; padding: 20px 24px; }

.btn {
  min-height: 36px;
  padding: 6px 12px;
  background: var(--surface);
  border: 1px solid #c5ced6;
  border-radius: 8px;
  color: var(--ink);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}
.btn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.btn:focus-visible, input:focus-visible, summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover:not(:disabled) { color: #fff; opacity: .9; }
.btn.danger { color: var(--bad); }
.btn.danger:hover:not(:disabled) { border-color: var(--bad); color: var(--bad); }

.login, .empty {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 24px;
}
.login { display: grid; gap: 10px; max-width: 420px; margin: 40px auto; }
.login p { margin: 0; }
.empty { border-style: dashed; text-align: center; color: var(--muted); }
.error { color: var(--bad); font-weight: 600; }

label { font-weight: 600; font-size: 13px; }
input {
  width: 100%;
  min-height: 38px;
  padding: 6px 10px;
  border: 1px solid #c5ced6;
  border-radius: 8px;
  font: inherit;
}

.card {
  margin-bottom: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
.card-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
}
.badge { padding: 2px 10px; border-radius: 20px; font-size: 12px; font-weight: 600; }
.badge.on, .state-RUNNING { background: var(--tint); color: var(--accent); }
.badge.off, .state-ABANDONED { background: var(--bad-tint); color: var(--bad); }
.state-COMPLETED { background: #eef1f4; color: var(--muted); }
.pill { display: inline-block; white-space: nowrap; padding: 0 8px; border-radius: 20px; font-size: 12px; font-weight: 600; }
.meta { color: var(--muted); font-size: 13px; overflow-wrap: anywhere; }
.meta-block { width: 100%; }

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--line);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
  gap: 1px;
  background: var(--surface); /* Outlines, not a coloured gap, so an empty grid cell stays blank. */
  border-bottom: 1px solid var(--line);
}
.box { min-width: 0; padding: 14px 18px; background: var(--surface); outline: 1px solid var(--line); }
.box-wide { grid-column: 1 / -1; }
.table-wrap { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td {
  padding: 5px 8px 5px 0;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  overflow-wrap: break-word; /* Long values scroll inside .table-wrap; short words never split mid-word. */
}
th { color: var(--muted); font-weight: 600; white-space: nowrap; }
.server-down #chargers { opacity: 0.5; }

dl { display: grid; grid-template-columns: auto 1fr; gap: 2px 12px; margin: 0; font-size: 13px; }
dt { color: var(--muted); }
dd { margin: 0; font-weight: 600; overflow-wrap: anywhere; }

summary { padding: 12px 18px; font-weight: 600; cursor: pointer; }
.log-tools { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 18px 12px; }
.log {
  max-height: 400px;
  overflow: auto;
  border-top: 1px solid var(--line);
  font: 12px/1.5 ui-monospace, Menlo, Consolas, monospace;
}
.log-row { padding: 5px 18px; border-bottom: 1px solid #f0f3f5; white-space: pre-wrap; overflow-wrap: anywhere; }
.log-row.IN { color: #0b5ed7; }
.log-row.OUT { color: var(--accent); }
.log-row.EVENT { color: var(--muted); }
.log-empty { padding: 12px 18px; color: var(--muted); }

.dialog {
  width: min(640px, calc(100vw - 32px));
  max-height: 80vh;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--ink);
}
.dialog::backdrop { background: rgba(11, 31, 51, .4); }
.dialog-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }
#dialog-body { margin-top: 10px; overflow-wrap: anywhere; }
#dialog-body p { margin: 0 0 10px; }

.toast {
  position: fixed;
  left: 50%;
  bottom: 20px;
  z-index: 10;
  width: max-content;
  max-width: calc(100vw - 32px);
  max-height: 40vh;
  overflow: auto;
  padding: 10px 16px;
  transform: translateX(-50%);
  background: var(--ink);
  border-radius: 8px;
  color: #fff;
  font-size: 13px;
  overflow-wrap: anywhere;
}
.toast.bad { background: var(--bad); }

@media (max-width: 600px) {
  .top { padding: 12px 16px; }
  main { padding: 16px; }
  .status { margin-left: 0; width: 100%; order: 3; }
  #logout { margin-left: auto; }
  .card-head, .actions, .box { padding-left: 14px; padding-right: 14px; }
  .actions .btn { flex: 1 1 calc(50% - 8px); }
}