body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  width: 300px;
  margin: 0;
  padding: 12px 14px;
  color: #1e293b;
  background: #f4f5f7;
}
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.title { font-weight: 700; font-size: 14px; color: #1a1a2e; }
.nb-status { font-size: 11px; padding: 2px 8px; border-radius: 999px; }
.nb-status.ok { background: #dcfce7; color: #166534; }
.nb-status.no { background: #fee2e2; color: #991b1b; }
.muted { color: #64748b; font-size: 13px; }
.booking { font-size: 13px; margin-bottom: 10px; }
.booking strong { color: #1a1a2e; }
select {
  width: 100%;
  box-sizing: border-box;
  padding: 8px;
  border-radius: 8px;
  border: 1px solid #e4e8ee;
  margin-bottom: 10px;
  font-size: 13px;
}
button.primary {
  width: 100%;
  padding: 10px;
  border: none;
  border-radius: 8px;
  background: #c9a84c;
  color: #1a1a2e;
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
}
button.primary:disabled { opacity: 0.5; cursor: default; }
.msg { margin-top: 10px; font-size: 12px; }
.msg.error { color: #dc2626; }
.msg.ok { color: #16a34a; }
.msg.warn { color: #b45309; }
a.settings-link { display: block; margin-top: 12px; font-size: 12px; color: #7b4f00; }

.section-label {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.04em; color: #64748b; margin: 0 0 6px;
}
.device-list { list-style: none; margin: 0 0 12px; padding: 0; }
.device-row { display: flex; align-items: center; gap: 6px; padding: 4px 0; font-size: 12px; }
.device-name { flex: 1; color: #1a1a2e; }
.device-status {
  font-size: 10px; padding: 1px 6px; border-radius: 999px; text-transform: capitalize;
}
.device-status.idle { background: #dcfce7; color: #166534; }
.device-status.busy { background: #fee2e2; color: #991b1b; }
.reset-btn {
  border: none; background: #be123c; color: #fff; font-size: 10px; font-weight: 600;
  padding: 2px 8px; border-radius: 999px; cursor: pointer;
}
.reset-btn:disabled { opacity: 0.5; cursor: default; }

.arrival-list {
  list-style: none; margin: 0 0 12px; padding: 0;
  max-height: 220px; overflow-y: auto;
}
.arrival-row {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
  padding: 6px 0; font-size: 12px; border-bottom: 1px solid #e4e8ee;
}
.arrival-row:last-child { border-bottom: none; }
.arrival-info { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.arrival-name { color: #1a1a2e; font-weight: 600; }
.arrival-site { color: #64748b; font-size: 11px; }
.arrival-done {
  font-size: 10px; padding: 1px 6px; border-radius: 999px;
  background: #dcfce7; color: #166534;
}
.push-btn {
  border: none; background: #c9a84c; color: #1a1a2e; font-size: 11px; font-weight: 700;
  padding: 3px 10px; border-radius: 999px; cursor: pointer;
}
.push-btn:disabled { opacity: 0.5; cursor: default; }
.arrival-msg { flex-basis: 100%; font-size: 11px; }
.arrival-picker {
  flex-basis: 100%; display: flex; gap: 6px; margin-top: 4px;
}
.arrival-picker select {
  flex: 1; margin-bottom: 0; padding: 4px; font-size: 12px;
}
.send-small {
  border: none; background: #c9a84c; color: #1a1a2e; font-size: 11px; font-weight: 700;
  padding: 4px 10px; border-radius: 6px; cursor: pointer;
}
.send-small:disabled { opacity: 0.5; cursor: default; }