:root {
  color-scheme: light;
  --inero-ink: #0f1720;
  --inero-panel: rgba(14, 28, 40, 0.96);
  --inero-panel-soft: rgba(255, 255, 255, 0.08);
  --inero-line: rgba(255, 255, 255, 0.18);
  --inero-text: #f8fafc;
  --inero-muted: #b8c6d5;
  --inero-blue: #146fb8;
  --inero-blue-strong: #0a5fa4;
  --inero-danger: #d63b2f;
}

* {
  box-sizing: border-box;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

html,
body {
  height: 100%;
  margin: 0;
}

body {
  background: var(--inero-ink);
}

#map {
  position: absolute;
  inset: 0;
  height: 100vh;
  width: 100vw;
  background: #dfe7ef;
}

.toolbar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  padding: 10px;
  color: var(--inero-text);
  background: var(--inero-panel);
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 10px 30px rgba(4, 12, 20, 0.24);
}

.brand-bar {
  min-height: 43px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 5px 12px 5px 8px;
  border: 1px solid var(--inero-line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.brand-bar img {
  width: 92px;
  height: auto;
  display: block;
}

.brand-bar p,
.brand-bar strong {
  display: block;
  margin: 0;
  line-height: 1.15;
  white-space: nowrap;
}

.brand-bar p {
  color: var(--inero-muted);
  font: 12px system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.brand-bar strong {
  margin-top: 2px;
  color: var(--inero-text);
  font: 600 14px system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

.toolbar-section,
.tool-group,
.control-group,
.readout-group {
  display: flex;
  gap: 4px;
  align-items: center;
  padding: 3px;
  border: 1px solid var(--inero-line);
  border-radius: 8px;
  background: var(--inero-panel-soft);
}

.toolbar-section {
  gap: 8px;
  padding: 0;
  border: 0;
  background: transparent;
}

button,
select,
label,
.readout {
  font: 14px system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

button,
select {
  min-height: 35px;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid transparent;
  color: var(--inero-text);
  background: transparent;
  box-shadow: none;
}

button {
  cursor: pointer;
}

label {
  padding: 0 5px 0 7px;
  color: var(--inero-muted);
}

select {
  max-width: 270px;
  color: var(--inero-text);
}

select option {
  color: #111827;
}

.toolbar-button {
  min-height: 43px;
  border-color: var(--inero-line);
  background: var(--inero-panel-soft);
}

.toolbar-button.danger {
  color: #fff;
  border-color: rgba(214, 59, 47, 0.55);
  background: rgba(214, 59, 47, 0.18);
}

.tool-button:hover,
.toolbar-button:hover,
select:hover {
  background: rgba(255, 255, 255, 0.13);
}

.toolbar-button.danger:hover {
  background: rgba(214, 59, 47, 0.28);
}

.tool-button:focus-visible,
.toolbar-button:focus-visible,
select:focus-visible {
  outline: 2px solid rgba(69, 159, 224, 0.65);
  outline-offset: 2px;
}

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

button.primary:hover {
  background: var(--inero-blue-strong);
}

.readout {
  min-height: 35px;
  display: inline-flex;
  align-items: center;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid transparent;
  color: var(--inero-text);
  background: transparent;
}

#lengthReadout {
  font-weight: 700;
}

.errorbox {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 2000;
  background: #ffeaea;
  color: #b00020;
  border: 1px solid #f5b5b5;
  border-radius: 8px;
  padding: 8px 10px;
  font: 12px system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  display: none;
  max-width: 360px;
}

@media (max-width: 520px) {
  .toolbar {
    align-items: flex-start;
    max-height: 48vh;
    overflow-y: auto;
  }

  .brand-bar,
  .toolbar-section,
  .tool-group,
  .control-group,
  .readout-group {
    width: 100%;
  }

  .toolbar-section,
  .tool-group,
  .readout-group {
    flex-wrap: wrap;
  }

  .control-group {
    align-items: stretch;
  }

  .control-group select {
    min-width: 0;
    flex: 1;
  }

  button,
  select,
  label,
  .readout {
    font-size: 13px;
  }
}