:root {
  color-scheme: dark;
  --bg: #0b1220;
  --surface: #111827;
  --border: #1f2937;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --accent-hover: #0ea5e9;
  --ok: #34d399;
  --warn: #fbbf24;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.5;
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: var(--bg); color: var(--text); }
button, input { font: inherit; }
.center-screen { min-height: 100vh; display: grid; place-items: center; padding: 1rem; }
.login-bg { background: radial-gradient(circle at top, #1e3a5f 0%, transparent 55%), var(--bg); }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 1.25rem; }
.login-card { width: min(100%, 22rem); display: grid; gap: 1rem; }
.login-card h1 { margin: 0; font-size: 1.5rem; }
label { display: grid; gap: 0.35rem; font-size: 0.9rem; }
input { width: 100%; padding: 0.6rem 0.75rem; border-radius: 8px; border: 1px solid var(--border); background: #0f172a; color: var(--text); }
input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.btn { border: 1px solid var(--border); background: #1f2937; color: var(--text); border-radius: 8px; padding: 0.55rem 0.9rem; cursor: pointer; }
.btn:hover { background: #374151; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #0b1220; font-weight: 600; }
.btn.primary:hover { background: var(--accent-hover); }
.btn.ghost { background: transparent; }
.btn-sm { padding: 0.35rem 0.55rem; font-size: 0.82rem; }
.btn.success { border-color: rgba(52, 211, 153, 0.45); color: var(--ok); }
.btn.success:hover { background: rgba(52, 211, 153, 0.12); }
.btn.danger { border-color: rgba(248, 113, 113, 0.45); color: #fca5a5; }
.btn.danger:hover { background: rgba(248, 113, 113, 0.12); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.actions { min-width: 11rem; }
.action-btns, .group-row { display: flex; flex-wrap: wrap; gap: 0.35rem; align-items: center; }
.group-row { margin-top: 0.45rem; }
.group-select {
  flex: 1;
  min-width: 7rem;
  padding: 0.35rem 0.5rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #0f172a;
  color: var(--text);
  font-size: 0.82rem;
}
.toast { padding: 0.65rem 0.8rem; border-radius: 8px; margin-bottom: 0.75rem; }
.toast-wait {
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.35);
  color: #bae6fd;
}
.toast-ok {
  background: rgba(52, 211, 153, 0.12);
  border: 1px solid rgba(52, 211, 153, 0.35);
  color: #a7f3d0;
}
.muted { color: var(--muted); }
.small { font-size: 0.8rem; }
.mono { font-family: ui-monospace, Consolas, monospace; }
.alert { background: rgba(248, 113, 113, 0.12); border: 1px solid rgba(248, 113, 113, 0.35); color: #fecaca; padding: 0.65rem 0.8rem; border-radius: 8px; }
.app-shell { min-height: 100vh; display: flex; flex-direction: column; }
.topbar { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; padding: 1rem 1.25rem; border-bottom: 1px solid var(--border); background: rgba(17, 24, 39, 0.9); position: sticky; top: 0; }
.topbar h1 { margin: 0; font-size: 1.25rem; }
.topbar-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center; }
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  padding: 0;
  border-radius: 999px;
}
.icon-btn:hover { color: var(--accent); border-color: rgba(56, 189, 248, 0.45); }
.icon-user { display: block; }
.profile-readonly {
  display: grid;
  gap: 0.35rem;
  padding: 0.65rem 0.75rem;
  border-radius: 8px;
  background: #0f172a;
  border: 1px solid var(--border);
  font-size: 0.88rem;
}
.profile-hint {
  margin: 0;
  font-size: 0.82rem;
  color: var(--muted);
}
.content { padding: 1rem 1.25rem 2rem; flex: 1; }
.table-wrap { overflow-x: auto; padding: 0; }
table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
th, td { text-align: left; padding: 0.75rem 1rem; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; }
.badge { display: inline-block; margin: 0.1rem 0.25rem 0.1rem 0; padding: 0.15rem 0.45rem; border-radius: 999px; font-size: 0.75rem; border: 1px solid var(--border); }
.badge.ok { border-color: rgba(52, 211, 153, 0.4); color: var(--ok); }
.badge.off { color: var(--muted); }
.badge.warn { border-color: rgba(251, 191, 36, 0.4); color: var(--warn); }
.badge.neutral { color: var(--muted); }
.empty { max-width: 28rem; }
.hidden { display: none !important; }

.device-link {
  display: grid;
  gap: 0.15rem;
  padding: 0;
  border: none;
  background: none;
  color: inherit;
  text-align: left;
  cursor: pointer;
  font: inherit;
}
.device-link:hover strong { color: var(--accent); }
.device-name-cell { min-width: 10rem; }

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: rgba(2, 6, 23, 0.72);
  backdrop-filter: blur(2px);
}
.modal {
  width: min(100%, 28rem);
  max-height: calc(100vh - 2rem);
  overflow: auto;
  padding: 0;
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
}
.modal-header h2 { margin: 0; font-size: 1.1rem; }
.modal-form {
  display: grid;
  gap: 0.85rem;
  padding: 1rem 1.25rem 1.25rem;
}
.modal-readonly {
  display: grid;
  gap: 0.35rem;
  padding: 0.65rem 0.75rem;
  border-radius: 8px;
  background: #0f172a;
  border: 1px solid var(--border);
  font-size: 0.88rem;
}
.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  margin-top: 0.25rem;
}
textarea {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #0f172a;
  color: var(--text);
  resize: vertical;
  min-height: 4.5rem;
  font: inherit;
}
select {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #0f172a;
  color: var(--text);
  font: inherit;
}
select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }

.row-orphan {
  background: rgba(251, 191, 36, 0.06);
}
.row-orphan td {
  border-bottom-color: rgba(251, 191, 36, 0.18);
}
.col-drag {
  width: 2rem;
  padding: 0 0.35rem !important;
  text-align: center;
  vertical-align: middle;
}
.drag-handle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.75rem;
  color: var(--muted);
  cursor: grab;
  user-select: none;
  letter-spacing: -0.15em;
  font-size: 1rem;
  line-height: 1;
}
.drag-handle:active { cursor: grabbing; color: var(--accent); }
tr.row-dragging { opacity: 0.45; }
tr.row-drag-over td { box-shadow: inset 0 2px 0 var(--accent); }
.device-link-orphan strong {
  color: var(--warn);
}
.groups-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 0.75rem;
  padding: 0.75rem 1rem;
}
.days-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.85rem;
  margin-top: 0.35rem;
}
.day-check {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.88rem;
  cursor: pointer;
}
.days-fieldset {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.65rem 0.75rem;
  margin: 0;
}
.days-fieldset legend {
  padding: 0 0.25rem;
  font-size: 0.85rem;
  color: var(--muted);
}
.checkbox-inline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}

.orphan-hint {
  margin: 0 0 0.75rem;
  padding: 0.55rem 0.75rem;
  border-radius: 8px;
  font-size: 0.88rem;
  background: rgba(251, 191, 36, 0.1);
  border: 1px solid rgba(251, 191, 36, 0.35);
  color: #fde68a;
}
.modal-orphan {
  border-color: rgba(251, 191, 36, 0.45);
}
.orphan-alert {
  background: rgba(251, 191, 36, 0.12);
  border-color: rgba(251, 191, 36, 0.35);
  color: #fde68a;
}

.fronius-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.25rem;
  padding: 0.65rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: rgba(15, 23, 42, 0.85);
}
.fronius-bar.fronius-disabled {
  gap: 0.5rem;
}
.fronius-title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  white-space: nowrap;
}
.fronius-metrics {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.5rem;
  flex: 1;
  min-width: min(100%, 16rem);
}
.fronius-metric {
  display: grid;
  gap: 0.1rem;
}
.fronius-metric-label {
  font-size: 0.72rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.fronius-metric-value {
  font-size: 1rem;
  font-variant-numeric: tabular-nums;
}
.fronius-status {
  font-size: 0.82rem;
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  max-width: 100%;
}
.fronius-status.fronius-ok {
  border-color: rgba(52, 211, 153, 0.45);
  color: var(--ok);
  background: rgba(52, 211, 153, 0.08);
}
.fronius-status.fronius-wait {
  border-color: rgba(56, 189, 248, 0.45);
  color: #bae6fd;
  background: rgba(56, 189, 248, 0.08);
}
.fronius-status.fronius-warn {
  border-color: rgba(251, 191, 36, 0.45);
  color: #fde68a;
  background: rgba(251, 191, 36, 0.08);
}
.fronius-status.fronius-over {
  border-color: rgba(248, 113, 113, 0.45);
  color: #fecaca;
  background: rgba(248, 113, 113, 0.1);
}
.fronius-queue {
  margin-left: 0.45rem;
  opacity: 0.85;
}
.fronius-gauge {
  flex: 1 1 8rem;
  min-width: 6rem;
  max-width: 14rem;
  height: 0.45rem;
  border-radius: 999px;
  background: #1f2937;
  overflow: hidden;
}
.fronius-gauge-fill {
  height: 100%;
  border-radius: 999px;
  background: var(--accent);
  transition: width 0.4s ease;
}
.fronius-gauge-fill.fronius-ok { background: var(--ok); }
.fronius-gauge-fill.fronius-wait { background: var(--accent); }
.fronius-gauge-fill.fronius-warn { background: var(--warn); }
.fronius-gauge-fill.fronius-over { background: #f87171; }

.fronius-threshold-form {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
}
.fronius-threshold-input {
  width: 4.5rem;
  padding: 0.3rem 0.45rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: #0f172a;
  color: var(--text);
  font: inherit;
  font-size: 0.95rem;
  font-variant-numeric: tabular-nums;
}
.fronius-threshold-input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}
.fronius-threshold-unit {
  font-size: 0.85rem;
  color: var(--muted);
}
.fronius-metric-threshold {
  min-width: min(100%, 12rem);
}

.status-cell {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
}
.wifi-meter {
  display: inline-flex;
  align-items: flex-end;
  gap: 2px;
  height: 1rem;
  margin-left: 0.15rem;
  cursor: help;
}
.wifi-bar {
  width: 3px;
  border-radius: 1px;
  background: rgba(148, 163, 184, 0.35);
}
.wifi-bar:nth-child(1) { height: 25%; }
.wifi-bar:nth-child(2) { height: 50%; }
.wifi-bar:nth-child(3) { height: 75%; }
.wifi-bar:nth-child(4) { height: 100%; }
.wifi-bar.on { background: currentColor; }
.wifi-meter.wifi-good { color: var(--ok); }
.wifi-meter.wifi-mid { color: var(--warn); }
.wifi-meter.wifi-weak { color: #f87171; }

.view-tabs {
  display: flex;
  gap: 0.25rem;
  padding: 0 1.25rem;
  border-bottom: 1px solid var(--border);
  background: rgba(17, 24, 39, 0.75);
}
.view-tab {
  border: none;
  background: transparent;
  color: var(--muted);
  padding: 0.7rem 1rem;
  cursor: pointer;
  font: inherit;
  font-size: 0.9rem;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.view-tab:hover { color: var(--text); }
.view-tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
  font-weight: 600;
}

.events-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 0.65rem 1rem;
  padding: 0.75rem 1rem;
  margin-bottom: 0.75rem;
}
.events-filter {
  display: grid;
  gap: 0.25rem;
  font-size: 0.78rem;
  color: var(--muted);
  min-width: min(100%, 10rem);
}
.events-filter select {
  padding: 0.4rem 0.55rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #0f172a;
  color: var(--text);
  font: inherit;
  font-size: 0.85rem;
}
.events-count { margin-left: auto; align-self: center; }

.event-log { display: grid; gap: 0.45rem; }
.event-row {
  display: grid;
  grid-template-columns: 9.5rem 1fr;
  gap: 0.65rem 1rem;
  padding: 0.7rem 0.85rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  border-left-width: 4px;
  background: rgba(15, 23, 42, 0.55);
  font-size: 0.88rem;
}
@media (max-width: 640px) {
  .event-row { grid-template-columns: 1fr; }
}
.event-row.event-error {
  border-left-color: #f87171;
  background: rgba(248, 113, 113, 0.07);
}
.event-row.event-warn {
  border-left-color: var(--warn);
  background: rgba(251, 191, 36, 0.07);
}
.event-row.event-success {
  border-left-color: var(--ok);
  background: rgba(52, 211, 153, 0.06);
}
.event-row.event-info {
  border-left-color: var(--accent);
  background: rgba(56, 189, 248, 0.06);
}
.event-row.event-neutral {
  border-left-color: #64748b;
  background: rgba(100, 116, 139, 0.08);
}
.event-time {
  font-variant-numeric: tabular-nums;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.35;
}
.event-body { min-width: 0; }
.event-row-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.55rem;
  align-items: center;
  margin-bottom: 0.35rem;
}
.event-summary { margin: 0; line-height: 1.45; }
.event-device { color: #94a3b8; }
.event-device-wrap { display: inline-flex; flex-wrap: wrap; align-items: baseline; gap: 0.35rem; }
.event-device-name { color: var(--text); font-weight: 600; }
.event-source { opacity: 0.85; }
.badge.event-type {
  border-color: rgba(148, 163, 184, 0.45);
  color: #cbd5e1;
}
.badge.event-sev-error {
  border-color: rgba(248, 113, 113, 0.5);
  color: #fecaca;
  background: rgba(248, 113, 113, 0.12);
}
.badge.event-sev-warn {
  border-color: rgba(251, 191, 36, 0.5);
  color: #fde68a;
  background: rgba(251, 191, 36, 0.1);
}
.badge.event-sev-success {
  border-color: rgba(52, 211, 153, 0.5);
  color: #a7f3d0;
  background: rgba(52, 211, 153, 0.1);
}
.badge.event-sev-info {
  border-color: rgba(56, 189, 248, 0.5);
  color: #bae6fd;
  background: rgba(56, 189, 248, 0.1);
}
.badge.event-sev-neutral {
  border-color: rgba(100, 116, 139, 0.5);
  color: #94a3b8;
}
.event-details { margin-top: 0.4rem; }
.event-details summary { cursor: pointer; user-select: none; }
.event-payload {
  margin: 0.45rem 0 0;
  padding: 0.55rem 0.65rem;
  border-radius: 6px;
  background: #0f172a;
  border: 1px solid var(--border);
  overflow: auto;
  max-height: 10rem;
  white-space: pre-wrap;
  word-break: break-word;
}