:root {
  --bg: #ffffff;
  --fg: #1a1d21;
  --muted: #5c6570;
  --line: #dde1e6;
  --accent: #1c6ea4;
  --sidebar-w: 340px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16191d;
    --fg: #e7eaee;
    --muted: #9aa4b0;
    --line: #2c3238;
    --accent: #57b0e0;
  }
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--fg);
  background: var(--bg);
}

#sidebar {
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--sidebar-w);
  padding: 16px;
  overflow-y: auto;
  border-right: 1px solid var(--line);
  background: var(--bg);
  z-index: 1000;
}

#map {
  position: absolute;
  inset: 0 0 0 var(--sidebar-w);
}

h1 { font-size: 19px; margin: 0 0 4px; }
h2 { font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin: 22px 0 8px; }
.sub { margin: 0 0 16px; color: var(--muted); font-size: 13px; }
.mono { font-family: ui-monospace, "Cascadia Code", Consolas, monospace; font-size: 12px; color: var(--muted); }

#search-form { display: flex; gap: 6px; }

#search-input {
  flex: 1 1 auto;
  min-width: 0;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--bg);
  color: var(--fg);
  font: inherit;
}

#search-form button {
  padding: 8px 14px;
  border: 0;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font: inherit;
  cursor: pointer;
}

#search-form button:disabled { opacity: .5; cursor: default; }

.status { min-height: 18px; margin: 8px 0 0; font-size: 13px; color: var(--muted); }
.status.error { color: #c0392b; }

#search-results, #layer-list { list-style: none; margin: 8px 0 0; padding: 0; }

#search-results li button {
  display: block;
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  margin-bottom: 6px;
  background: transparent;
  color: var(--fg);
  font: inherit;
  text-align: left;
  cursor: pointer;
}

#search-results li button:hover { border-color: var(--accent); }

#layer-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 0;
}

#layer-list .swatch {
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
  border-radius: 3px;
  border: 1px solid rgba(128, 128, 128, .5);
}

#layer-list .name { flex: 1 1 auto; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

#layer-list .zoom-to {
  flex: 0 0 auto;
  border: 0;
  background: transparent;
  color: var(--accent);
  font: inherit;
  font-size: 12px;
  cursor: pointer;
}

#lookup {
  margin-top: 20px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
}

#lookup h2 { margin-top: 0; }
#lookup p { margin: 0 0 6px; font-size: 13px; }
#lookup-ward { font-weight: 600; }

footer { margin-top: 28px; padding-top: 12px; border-top: 1px solid var(--line); }
footer p { margin: 0; font-size: 11px; color: var(--muted); }
footer a { color: var(--muted); }

.empty { color: var(--muted); font-size: 13px; font-style: italic; }

@media (max-width: 720px) {
  :root { --sidebar-w: 0px; }
  #sidebar { position: static; width: auto; height: auto; border-right: 0; border-bottom: 1px solid var(--line); }
  #map { position: static; height: 65vh; }
}