:root {
  --bg: #0e0e10;
  --panel: #16161a;
  --border: #2a2a32;
  --text: #e4e4e7;
  --muted: #71717a;
  --accent: #dc2626;
  --accent-hover: #ef4444;
  --ok: #22c55e;
  --warn: #eab308;
  --font: system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.5;
}

.layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: var(--panel);
  border-right: 1px solid var(--border);
  padding: 1.5rem;
}

.sidebar h1 {
  font-size: 1.15rem;
  margin-bottom: 0.25rem;
}

.sub {
  color: var(--muted);
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
}

.connect h2 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

.ready-badge {
  font-size: 0.9rem;
  padding: 0.5rem 0.65rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  margin-bottom: 0.65rem;
}

.ready-badge.ok {
  border-color: rgba(34, 197, 94, 0.4);
  color: var(--ok);
  background: rgba(34, 197, 94, 0.08);
}

.ready-badge.err {
  border-color: rgba(220, 38, 38, 0.4);
  color: var(--accent);
  background: rgba(220, 38, 38, 0.08);
}

#btn-reload {
  width: 100%;
  margin-top: 0.5rem;
}

label {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.35rem;
  margin-top: 0.65rem;
}

input[type="text"],
input[type="password"] {
  width: 100%;
  padding: 0.55rem 0.65rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 0.9rem;
}

input:focus {
  outline: none;
  border-color: var(--accent);
}

button {
  font-family: var(--font);
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  padding: 0.5rem 0.85rem;
  border-radius: 6px;
  font-size: 0.85rem;
}

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

button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

button.primary:hover { background: var(--accent-hover); }

#btn-save-config {
  width: 100%;
  margin-top: 1rem;
}

.status-msg {
  font-size: 0.8rem;
  margin-top: 0.65rem;
  min-height: 1.2em;
}

.status-msg.ok { color: var(--ok); }
.status-msg.err { color: var(--accent); }

.main {
  padding: 1.5rem 2rem;
}

.top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.top h2 { font-size: 1.25rem; }
.top p { color: var(--muted); font-size: 0.9rem; margin-top: 0.25rem; }

.clients-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.empty {
  color: var(--muted);
  padding: 2rem;
  text-align: center;
  border: 1px dashed var(--border);
  border-radius: 8px;
}

.client-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem;
}

.client-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.client-name {
  font-size: 1.05rem;
  font-weight: 600;
}

.badge {
  font-size: 0.7rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge.on { background: rgba(34, 197, 94, 0.15); color: var(--ok); }
.badge.off { background: rgba(220, 38, 38, 0.15); color: var(--accent); }

.field {
  margin-bottom: 0.85rem;
}

.field-label {
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 0.3rem;
}

.field-row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.field-value {
  flex: 1;
  font-family: var(--mono);
  font-size: 0.78rem;
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 0.45rem 0.6rem;
  border-radius: 4px;
  word-break: break-all;
}

.btn-sm {
  padding: 0.35rem 0.6rem;
  font-size: 0.75rem;
}

.devices {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.devices h4 {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.65rem;
}

.device-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem;
  align-items: center;
  padding: 0.65rem;
  background: var(--bg);
  border-radius: 6px;
  margin-bottom: 0.5rem;
}

.device-row .meta {
  font-size: 0.8rem;
}

.device-row .meta strong {
  display: block;
  color: var(--text);
  margin-bottom: 0.2rem;
}

.device-row .meta code {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
  word-break: break-all;
}

.device-actions {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.client-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.75rem;
}

dialog {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem;
  background: var(--panel);
  color: var(--text);
  max-width: 420px;
  width: 90%;
}

dialog::backdrop {
  background: rgba(0, 0, 0, 0.65);
}

dialog h3 {
  margin-bottom: 0.5rem;
}

dialog p {
  color: var(--muted);
  font-size: 0.88rem;
  margin-bottom: 0.75rem;
}

.dlg-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  margin-top: 1rem;
}

@media (max-width: 768px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { border-right: none; border-bottom: 1px solid var(--border); }
}

.login-view {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.login-box {
  width: 100%;
  max-width: 380px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 2rem;
}

.login-box h1 { font-size: 1.25rem; margin-bottom: 0.35rem; }
.login-box > p { color: var(--muted); font-size: 0.9rem; margin-bottom: 1rem; }
.login-box button.primary { width: 100%; margin-top: 1rem; padding: 0.65rem; }
.login-error { color: var(--accent); font-size: 0.85rem; margin-top: 0.75rem; min-height: 1.2em; }

.icon-btn {
  padding: 0.35rem 0.55rem;
  font-size: 0.85rem;
  line-height: 1;
  min-width: 2rem;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
}

.modal-overlay.open { display: flex; }

.modal-box {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem;
  max-width: 560px;
  width: 100%;
  max-height: 90vh;
  overflow: auto;
}

.modal-box h3 { margin-bottom: 0.5rem; font-size: 1.05rem; }
.modal-box p { color: var(--muted); font-size: 0.88rem; margin-bottom: 0.75rem; }

.delivery-pre {
  width: 100%;
  min-height: 280px;
  font-family: var(--mono);
  font-size: 0.72rem;
  line-height: 1.5;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.75rem;
  color: var(--text);
  resize: vertical;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0.75rem 0;
  font-size: 0.88rem;
  color: var(--muted);
}

.check-row input { width: auto; margin: 0; }