.theme-editor-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.22fr) minmax(400px, .78fr);
  align-items: start;
  border-top: 1px solid var(--border-dark);
}

.theme-editor-controls {
  min-width: 0;
  border-right: 1px solid var(--border-dark);
}

.theme-editor-controls .form-block {
  grid-template-columns: 230px minmax(0, 1fr);
}

.theme-editor-controls .theme-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.theme-color-control {
  align-content: start;
  padding: 13px;
  border: 1px solid var(--border);
  background: var(--surface-soft);
}

.theme-color-input-row,
.theme-range-row {
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
}

.theme-color-input-row input[type="color"] {
  width: 70px;
  height: 46px;
  min-height: 46px;
  padding: 3px;
  cursor: pointer;
}

.theme-color-input-row output,
.theme-range-row output {
  display: flex;
  align-items: center;
  min-height: 46px;
  padding: 0 11px;
  border: 1px solid var(--border-dark);
  background: #ffffff;
  color: var(--brand-dark);
  font-family: "Courier New", monospace;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.theme-range-grid,
.theme-toggle-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.theme-range-row {
  grid-template-columns: minmax(0, 1fr) 66px;
}

.theme-range-row input[type="range"] {
  min-height: 34px;
  padding: 0;
  border: 0;
  box-shadow: none;
  accent-color: var(--brand-dark);
}

.checkbox-row--compact {
  min-height: 54px;
  padding: 10px 12px;
}

.theme-remove-logo {
  margin-top: 14px;
  border-left-color: var(--danger);
  background: #fff5f5;
}

.theme-preview-panel {
  --theme-primary: #1f363c;
  --theme-primary-contrast: #ffffff;
  --theme-map-route: #1f363c;
  --theme-map-route-contrast: #ffffff;
  --theme-profile-fill: #a9d7e3;
  --theme-profile-fill-contrast: #1f2933;
  --theme-dark: #1f363c;
  --theme-dark-contrast: #ffffff;
  --theme-green: #4f8d78;
  --theme-green-contrast: #ffffff;
  --theme-red: #a22b32;
  --theme-red-contrast: #ffffff;
  --theme-blue: #68b4cc;
  --theme-blue-contrast: #1f2933;
  --theme-yellow: #e0b94d;
  --theme-yellow-contrast: #1f2933;
  --theme-profile-background: #ffffff;
  --theme-profile-header-background: #1f363c;
  --theme-profile-header-text: #ffffff;
  --theme-profile-panel-background: #f7f9f9;
  --theme-profile-line-width: 4;
  --theme-profile-fill-opacity: .88;
  --theme-font: Arial, sans-serif;
  position: sticky;
  top: 94px;
  display: grid;
  gap: 16px;
  min-width: 0;
  padding: 24px;
  color: #ffffff;
  background: var(--brand-deep);
}

.theme-preview-panel__header {
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, .18);
}

.theme-preview-panel__header .section-label {
  color: var(--brand-light);
}

.theme-preview-panel__header h3 {
  margin: 0;
  font-size: 24px;
  line-height: 1.05;
}

.theme-preview-panel__header p:last-child {
  margin: 10px 0 0;
  color: #b9c9cd;
  font-size: 13px;
  line-height: 1.5;
}

.theme-preview-card {
  border: 1px solid rgba(255, 255, 255, .2);
  background: #ffffff;
}

.theme-preview-card__heading {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 13px;
  color: #ffffff;
  background: var(--theme-dark);
  border-bottom: 4px solid var(--theme-primary);
  font-family: var(--theme-font);
  font-size: 11px;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.theme-preview-card__heading span {
  opacity: .72;
}

.theme-profile-preview,
.theme-map-preview {
  display: block;
  width: 100%;
  height: auto;
  font-family: var(--theme-font);
}

.preview-bg {
  fill: var(--theme-profile-background);
}

.preview-profile-header {
  fill: var(--theme-profile-header-background);
}

.preview-header-text {
  fill: var(--theme-profile-header-text);
  font-family: var(--theme-font);
}

.preview-stage-kicker {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
}

.preview-stage-title {
  font-size: 22px;
  font-weight: 900;
}

.preview-stat {
  font-size: 18px;
  font-weight: 900;
}

.preview-stat-label {
  font-size: 8px;
  font-weight: 700;
  letter-spacing: .1em;
  opacity: .72;
}

.preview-logo-placeholder {
  fill: rgba(255, 255, 255, .08);
  stroke: var(--theme-profile-header-text);
  stroke-width: 1;
}

.preview-logo-text {
  font-size: 10px;
  font-weight: 900;
}

.preview-profile-panel {
  fill: var(--theme-profile-panel-background);
}

.preview-grid-line {
  stroke: var(--theme-dark);
  stroke-width: 1;
  opacity: .13;
}

.preview-profile-fill {
  fill: var(--theme-profile-fill);
  opacity: var(--theme-profile-fill-opacity);
}

.preview-profile-line {
  fill: none;
  stroke: var(--theme-primary);
  stroke-width: var(--theme-profile-line-width);
  stroke-linejoin: round;
  stroke-linecap: round;
}

.preview-point-line {
  stroke: var(--theme-dark);
  stroke-width: 1.5;
  stroke-dasharray: 4 4;
  opacity: .55;
}

.preview-dark-text {
  fill: var(--theme-dark);
  font-family: var(--theme-font);
  font-size: 12px;
  font-weight: 800;
}

.preview-axis-label {
  font-size: 8px;
  opacity: .7;
}

.preview-km-label {
  font-size: 9px;
}

.preview-start {
  fill: var(--theme-green);
  stroke: #ffffff;
  stroke-width: 4;
}

.preview-finish,
.preview-sprint {
  fill: var(--theme-red);
  stroke: #ffffff;
  stroke-width: 3;
}

.preview-mountain-one {
  fill: var(--theme-blue);
  stroke: #ffffff;
  stroke-width: 3;
}

.preview-mountain-hc {
  fill: var(--theme-dark);
  stroke: #ffffff;
  stroke-width: 3;
}

.preview-meta {
  fill: var(--theme-yellow);
  stroke: #ffffff;
  stroke-width: 3;
}

.preview-point-text,
.preview-meta-text {
  font-family: var(--theme-font);
  font-size: 12px;
  font-weight: 900;
  pointer-events: none;
}

.preview-mountain-one + .preview-point-text {
  fill: var(--theme-blue-contrast);
}

.preview-mountain-hc + .preview-point-text {
  fill: var(--theme-dark-contrast);
}

.preview-sprint + .preview-point-text {
  fill: var(--theme-red-contrast);
}

.preview-meta-text {
  fill: var(--theme-yellow-contrast);
}

.preview-map-bg {
  fill: #edf1f2;
}

.preview-road {
  fill: none;
  stroke: #ffffff;
  stroke-width: 18;
  opacity: .95;
}

.preview-road--thin {
  stroke-width: 10;
  opacity: .8;
}

.preview-map-title-bg {
  fill: rgba(255, 255, 255, .94);
  stroke: #cbd5d8;
  stroke-width: 1;
}

.preview-map-title {
  font-size: 16px;
  font-weight: 900;
}

.preview-map-subtitle {
  font-size: 10px;
  letter-spacing: .08em;
}

.preview-route-outline {
  fill: none;
  stroke: #ffffff;
  stroke-width: 12;
  stroke-linecap: round;
}

.preview-map-route {
  fill: none;
  stroke: var(--theme-map-route);
  stroke-width: 6;
  stroke-linecap: round;
}

.is-preview-hidden {
  display: none;
}

@media (max-width: 1120px) {
  .theme-editor-layout {
    grid-template-columns: 1fr;
  }

  .theme-editor-controls {
    border-right: 0;
  }

  .theme-preview-panel {
    position: static;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .theme-preview-panel__header {
    grid-column: 1 / -1;
  }
}

@media (max-width: 860px) {
  .theme-editor-controls .form-block {
    grid-template-columns: 1fr;
  }

  .theme-preview-panel {
    grid-template-columns: 1fr;
  }

  .theme-preview-panel__header {
    grid-column: auto;
  }
}

@media (max-width: 680px) {
  .theme-editor-controls .theme-grid,
  .theme-range-grid,
  .theme-toggle-grid {
    grid-template-columns: 1fr;
  }

  .theme-preview-panel {
    padding: 18px;
  }
}