:root {
  --bg: #f4f6fa;
  --card: #ffffff;
  --text: #1b1f27;
  --muted: #6b7280;
  --border: #e3e7ef;
  --accent: #2563eb;
  --accent-soft: #e8efff;
  --error: #b42318;
  --ok: #067647;
  --radius: 14px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1218;
    --card: #181c24;
    --text: #e6e9ef;
    --muted: #9aa3b2;
    --border: #272d39;
    --accent: #6ea8ff;
    --accent-soft: #1d2a44;
    --error: #ff8a80;
    --ok: #6fe3a6;
  }
}

:root[data-theme="dark"] {
  --bg: #0f1218;
  --card: #181c24;
  --text: #e6e9ef;
  --muted: #9aa3b2;
  --border: #272d39;
  --accent: #6ea8ff;
  --accent-soft: #1d2a44;
  --error: #ff8a80;
  --ok: #6fe3a6;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.hidden { display: none !important; }
.muted { color: var(--muted); font-weight: normal; }
.error { color: var(--error); }
.ok { color: var(--ok); }

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
}

.brand { font-weight: 700; font-size: 16px; }

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

select, input[type="password"], input[type="text"] {
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 10px;
  max-width: 100%;
}

button {
  font: inherit;
  color: #fff;
  background: var(--accent);
  border: 0;
  border-radius: 10px;
  padding: 8px 14px;
  cursor: pointer;
}

button.ghost {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--border);
}

.toggle { display: inline-flex; gap: 6px; align-items: center; font-size: 14px; }

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

.status { color: var(--muted); margin: 0 0 12px; font-size: 14px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 14px;
  min-width: 0;
}

.card.wide { grid-column: 1 / -1; }

.card h2 {
  margin: 0 0 10px;
  font-size: 16px;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
}

.card h2 small { color: var(--muted); font-weight: normal; font-size: 12px; }

dl.kv {
  display: grid;
  grid-template-columns: minmax(110px, 45%) 1fr;
  gap: 4px 12px;
  margin: 0;
}
dl.kv dt { color: var(--muted); word-break: break-word; }
dl.kv dd { margin: 0; word-break: break-word; font-variant-numeric: tabular-nums; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
th, td {
  text-align: left;
  padding: 6px 4px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
td.num { font-variant-numeric: tabular-nums; white-space: nowrap; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 12px;
  word-break: break-all;
}

.touch-pad {
  width: 100%;
  aspect-ratio: 9 / 16;
  max-height: 420px;
  display: block;
  margin: 0 auto 8px;
  background: var(--bg);
  border: 1px dashed var(--border);
  border-radius: 12px;
}

.log { overflow-x: auto; }
.log table td pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-all;
  font-size: 12px;
  max-height: 220px;
  overflow: auto;
}
details summary { cursor: pointer; color: var(--accent); }

.login-form { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.login-form input { flex: 1 1 220px; }

code {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 1px 5px;
  border-radius: 6px;
  font-size: 13px;
}

@media (max-width: 600px) {
  body { font-size: 14px; }
  main { padding: 12px; }
  .grid { grid-template-columns: 1fr; }
}