@import url("../common/styles.css?rev=1d7203985d25");
@import url("../common/theme_resonance_shared.css?rev=1d7203985d25");

:root {
  --tl-topbar-h: 0px;
  --tl-page-max: min(1600px, 94vw);
  --tl-page-pad: 18px;
  --tl-grid-gap: 14px;
  --setup-step-radius: 12px;
  --setup-input-radius: 10px;
  --setup-surface: color-mix(in srgb, var(--panel) 84%, var(--bg));
  --setup-surface-soft: color-mix(in srgb, var(--panel) 90%, var(--bg));
  --setup-accent: var(--orange);
}

body { min-width: 320px; }
.setup-page [hidden] { display: none !important; }
.hero { margin-bottom: var(--tl-section-gap, 14px); }
.hero-actions .status { margin: 0; }
.setup-scale-controls { grid-column: 1 / -1; border-top: 1px solid var(--border-soft); padding-top: 16px; }
.scale-layout-choice { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.scale-layout-choice button[aria-pressed="true"] { border-color: var(--orange, #e69f00); color: var(--ink); background: var(--panel-hover); }
#common_scale_field, .scale-confirmation > label { display: grid; gap: 6px; max-width: 390px; }
.scale-confirmation { padding: 12px; border: 1px solid var(--border-soft); border-radius: var(--radius); }
.scale-confirmation .scale-layout-choice { margin-top: 12px; }
.string-grid[data-scale-mode="single"] .string-scale-field { display: none; }
.string-grid[data-scale-mode="single"] .string-card-fields { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.setup-page { display: flex; flex-direction: column; gap: var(--tl-section-gap, 14px); }
.setup-tool-surface {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--tl-section-gap, 14px);
  align-items: start;
}
.setup-view-toolbar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}
.setup-mode-control {
  display: inline-flex;
  width: fit-content;
  padding: 3px;
  border: 1px solid var(--frame-ghost);
  border-radius: var(--setup-input-radius);
  background: color-mix(in srgb, var(--panel) 82%, var(--bg));
}
.length-unit-control {
  display: inline-flex;
  padding: 3px;
  border: 1px solid var(--frame-ghost);
  border-radius: var(--setup-input-radius);
  background: color-mix(in srgb, var(--panel) 82%, var(--bg));
}
.setup-mode-button,
.length-unit-button {
  min-height: 38px;
  padding: 7px 13px;
  border: 0;
  border-radius: calc(var(--setup-input-radius) - 3px);
  background: transparent;
  color: var(--muted);
  font: inherit;
  cursor: pointer;
}
.setup-mode-button[aria-pressed="true"],
.length-unit-button[aria-pressed="true"] {
  background: var(--setup-accent);
  color: #111820;
}
.setup-results { width: 100%; }
.pitch-error-chart { position: relative; min-width: 0; }
.pitch-error-heading { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 12px; }
.pitch-error-heading h2 { margin: 0; }
.pitch-error-heading .small { margin: 5px 0 0; }
.pitch-error-string { display: grid; gap: 5px; width: min(240px, 100%); min-width: 0; }
.pitch-error-legend { display: flex; flex-wrap: wrap; gap: 10px 24px; margin-top: 18px; color: var(--ink); font-size: 12px; }
.pitch-error-legend span { display: inline-flex; align-items: center; gap: 9px; }
.pitch-error-legend span::before { content: ""; width: 30px; flex-shrink: 0; border-top: 2px solid #ffb454; }
.pitch-error-legend .pitch-error-joint::before { border-top-color: #73c9e6; border-top-style: dashed; }
.pitch-error-plot { width: 100%; min-width: 0; height: 300px; margin-top: 8px; }
.pitch-error-values { position: absolute; width: 1px; min-width: 0; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.setup-inputs {
  display: grid;
  grid-template-columns: 176px minmax(0, 1fr);
  gap: 18px 28px;
  width: 100%;
  min-width: 0;
}
.setup-inputs > .setup-surface-header,
.setup-calculation-status { grid-column: 1 / -1; }
.setup-calculation-status {
  display: grid;
  gap: 4px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--frame-ghost);
}
.setup-calculation-status .calculation-basis { margin: 0; }
.setup-step-navigation {
  display: grid;
  gap: 6px;
  align-content: start;
  align-self: start;
  position: sticky;
  top: 20px;
}
.setup-step-navigation button {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-width: 0;
  min-height: 46px;
  margin: 0;
  padding: 10px 12px;
  border: 1px solid transparent;
  border-radius: var(--setup-input-radius);
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 13px;
  text-align: left;
  overflow-wrap: anywhere;
  cursor: pointer;
}
.setup-step-navigation button:hover { background: var(--setup-surface-soft); color: var(--ink); }
.setup-step-navigation button[aria-current="step"] {
  border-color: color-mix(in srgb, var(--setup-accent) 46%, var(--frame-ghost));
  background: color-mix(in srgb, var(--setup-accent) 9%, var(--panel));
  color: var(--ink);
  font-weight: 650;
}
.setup-step-index { color: var(--setup-accent); font-size: 11px; font-variant-numeric: tabular-nums; }
.setup-step-navigation button:focus-visible,
.setup-step-actions button:focus-visible,
.setup-reference-specs > summary:focus-visible {
  outline: 2px solid var(--setup-accent);
  outline-offset: 3px;
}
.setup-step-actions {
  display: flex;
  grid-column: 2;
  justify-content: space-between;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--frame-ghost);
}
.setup-step-actions button { min-height: 44px; margin: 0; }
.setup-step-actions button:disabled { opacity: .4; cursor: default; }
.setup-reference-specs { margin: 14px 0; border-bottom: 1px solid var(--frame-ghost); }
.setup-reference-specs > summary { padding: 10px 0; color: var(--muted); font-size: 13px; cursor: pointer; }
.setup-geometry-card { width: 100%; }
.setup-profile-control {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) minmax(360px, auto);
  gap: 12px 24px;
  align-items: end;
}
.setup-profile-control-heading h2 { margin: 0; font-size: 18px; }
.setup-profile-control-heading .small { margin: 4px 0 0; }
.setup-profile-control .profile-control-row { margin: 0; }
.setup-profile-control .custom-profile-builder { grid-column: 1 / -1; margin: 2px 0 0; }
.setup-surface-header,
.results-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}
.setup-surface-header h2,
.results-heading h2 { margin: 0; }
.setup-surface-header .small { max-width: 44rem; margin: 4px 0 0; }
.profile-control-row {
  display: flex;
  align-items: end;
  gap: 10px;
  margin: 14px 0;
}
.profile-select-field,
.custom-course-count,
.custom-course-members label {
  display: grid;
  gap: 5px;
  min-width: 0;
  color: var(--muted);
  font-size: var(--type-meta-size, 12px);
}
.profile-select-field { width: min(360px, 100%); }
.secondary-button {
  min-height: 40px;
  padding: 8px 13px;
  border: 1px solid var(--border-soft);
  border-radius: var(--setup-input-radius);
  background: color-mix(in srgb, var(--panel) 78%, var(--bg));
  color: var(--ink);
  font: inherit;
  cursor: pointer;
}
.secondary-button:hover { border-color: color-mix(in srgb, var(--setup-accent) 48%, var(--border-soft)); }
.custom-profile-builder {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) 120px;
  gap: 12px 18px;
  align-items: end;
  margin: 0 0 14px;
  padding: 14px;
  border: 1px solid color-mix(in srgb, var(--setup-accent) 38%, var(--frame-ghost));
  border-radius: var(--setup-step-radius);
  background: var(--setup-surface-soft);
}
.custom-profile-builder[hidden] { display: none; }
.custom-profile-builder h3 { margin: 0; color: var(--ink); font-size: 16px; }
.custom-profile-builder .small { margin: 4px 0 0; }
.custom-course-members {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: repeat(4, minmax(110px, 1fr));
  gap: 10px;
}
.custom-profile-builder > .secondary-button { justify-self: start; }
.setup-geometry-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; align-items: stretch; margin-top: 12px; }
.calculation-basis { margin: 10px 0 0; color: var(--ink); font-size: 13px; line-height: 1.4; }
.setup-geometry-figure { min-width: 0; overflow: hidden; border: 1px solid var(--frame-ghost); border-radius: var(--setup-input-radius); background: color-mix(in srgb, var(--bg) 62%, var(--panel)); }
.setup-geometry-figure svg { display: block; width: 100%; height: auto; }
.geometry-symbols,
.geometry-mobile-diagrams,
.geometry-mobile-only { display: none; }
.geometry-canvas { fill: transparent; stroke: transparent; }
.geometry-fingerboard { fill: color-mix(in srgb, var(--panel) 78%, var(--bg)); stroke: var(--border-soft); stroke-width: 2; }
.geometry-window-label { fill: var(--muted); font-size: 14px; font-weight: 650; letter-spacing: .08em; }
.geometry-scale-label { fill: var(--muted); font-size: 12px; }
.geometry-break { fill: none; stroke: var(--ink); stroke-width: 3; stroke-linecap: square; }
.geometry-fret-reference { fill: none; stroke: var(--muted); stroke-width: 1.5; opacity: .78; }
.geometry-reference-label,
.geometry-insert-label { fill: var(--muted); font-size: 11px; font-weight: 700; letter-spacing: .08em; }
.geometry-strings { fill: none; stroke: var(--ink); stroke-linecap: round; }
.geometry-course-label { fill: var(--setup-accent); font-size: 11px; font-weight: 700; }
.geometry-string-label { fill: var(--muted); font-size: 12px; }
.geometry-insert-surface { fill: #f5f5ef; stroke: #0d141c; stroke-width: 1.5; }
.geometry-insert-outline { fill: none; stroke: #c5cbc8; stroke-width: 1.2; pointer-events: none; }
.geometry-zero-reference { fill: none; stroke: var(--setup-accent); stroke-width: 1.2; stroke-dasharray: 4 4; opacity: .85; }
.geometry-zero-label { fill: var(--setup-accent); font-size: 10px; font-weight: 700; }
.geometry-direction-label { fill: var(--muted); font-size: 10px; font-weight: 650; }
.geometry-compensation { stroke: var(--setup-accent); stroke-width: 3; stroke-linecap: round; }
.geometry-break-point { fill: #111820; stroke: var(--setup-accent); stroke-width: 1.5; }
.geometry-value-label { fill: var(--setup-accent); font-size: 12px; font-variant-numeric: tabular-nums; font-weight: 700; }
.geometry-action-labels { fill: var(--muted); font-size: 10px; font-weight: 700; letter-spacing: .07em; }
.geometry-action-labels .geometry-action-value { fill: var(--ink); font-size: 12px; letter-spacing: normal; }
.setup-geometry-notes { padding: 12px; border: 1px solid var(--frame-ghost); border-radius: var(--setup-input-radius); background: color-mix(in srgb, var(--bg) 58%, var(--panel)); }
.setup-geometry-notes dl { display: grid; gap: 10px; margin: 12px 0 0; }
.setup-geometry-notes dl div { display: flex; justify-content: space-between; gap: 8px; padding-bottom: 8px; border-bottom: 1px solid var(--frame-ghost); }
.setup-geometry-notes dt { color: var(--muted); font-size: 12px; }
.setup-geometry-notes dd { margin: 0; color: var(--ink); font-variant-numeric: tabular-nums; font-weight: 700; }
.geometry-note { margin: 14px 0 0; color: var(--muted); font-size: 12px; line-height: 1.45; }
.geometry-note strong { color: var(--ink); }
.setup-measurement-rail,
.setup-measurement-rail dl,
.setup-measurement-rail dl div,
.setup-measurement-rail dt,
.setup-measurement-rail dd { min-width: 0; }
.setup-measurement-rail h2 { margin: 0; font-size: 18px; }
.setup-measurement-rail dl { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 18px; margin: 14px 0 0; }
.setup-measurement-rail dl div { display: grid; gap: 5px; padding: 12px 0; border-top: 1px solid var(--frame-ghost); }
.setup-measurement-rail dt { display: flex; align-items: center; justify-content: space-between; gap: 8px; color: var(--muted); font-size: 12px; overflow-wrap: anywhere; }
.setup-measurement-rail dd { margin: 0; color: var(--ink); font-size: 16px; font-variant-numeric: tabular-nums; font-weight: 650; overflow-wrap: anywhere; }
.setup-measurement-rail dd[id$="compensation"], .setup-measurement-rail dd[id="rail_error"] { color: var(--setup-accent); }
.provenance-badge {
  padding: 2px 6px;
  border: 1px solid var(--frame-ghost);
  border-radius: 999px;
  color: var(--muted);
  font-size: 9px;
  font-weight: 650;
  letter-spacing: .03em;
  white-space: nowrap;
}
.provenance-badge.user-entry { border-color: color-mix(in srgb, var(--setup-accent) 48%, var(--frame-ghost)); color: var(--setup-accent); }
.provenance-badge.calculated { border-color: transparent; }
.setup-measurement-rail .provenance-badge {
  min-width: 0;
  overflow-wrap: anywhere;
  text-align: right;
  white-space: normal;
}
.eyebrow {
  margin: 0 0 5px;
  color: var(--muted);
  font-size: var(--type-meta-size, 11px);
  line-height: 1.2;
  letter-spacing: .08em;
  text-transform: uppercase;
}
#result_status { color: var(--muted); font-size: 12px; line-height: 1.4; }
.setup-step-list { min-width: 0; }
.setup-step {
  min-width: 0;
}
.setup-step-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding-bottom: 18px;
}
.setup-step-header > span:last-of-type { display: flex; min-width: 0; flex-direction: column; gap: 4px; }
.setup-step-header strong { color: var(--ink); font-size: 20px; line-height: 1.25; }
.setup-step-header small { color: var(--muted); font-size: 13px; line-height: 1.45; }
.step-number {
  display: inline-grid;
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--setup-accent) 38%, var(--frame-ghost));
  border-radius: 999px;
  color: var(--setup-accent);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}
.setup-step-body {
  min-width: 0;
}
.setup-step-body > .card { margin: 0; }
#setup_panel_5 .setup-step-body { display: grid; grid-template-columns: minmax(0, 1fr); gap: 18px; }
#setup_panel_5 .setup-step-body > .step-note { margin: 0; }
.sparse-action-editor {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--frame-ghost);
}
.sparse-action-editor > summary {
  color: var(--ink);
  font-size: 12px;
  font-weight: 650;
  cursor: pointer;
}
.sparse-action-entry {
  display: grid;
  grid-template-columns: minmax(130px, 1fr) 90px 120px auto;
  gap: 9px;
  align-items: end;
  margin-top: 10px;
}
.sparse-action-entry label {
  display: grid;
  gap: 5px;
  min-width: 0;
  color: var(--muted);
  font-size: var(--type-meta-size, 12px);
}
.sparse-action-readings { display: grid; gap: 6px; margin-top: 10px; }
.sparse-action-reading {
  display: grid;
  grid-template-columns: minmax(110px, 1fr) 70px 86px 30px;
  gap: 8px;
  align-items: center;
  min-height: 34px;
  padding: 4px 6px 4px 10px;
  border: 1px solid var(--frame-ghost);
  border-radius: var(--setup-input-radius);
  color: var(--muted);
  font-size: 11px;
}
.sparse-action-reading strong { color: var(--ink); font-variant-numeric: tabular-nums; text-align: right; }
.sparse-action-reading button {
  width: 28px;
  height: 28px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--muted);
  font-size: 18px;
  cursor: pointer;
}
.sparse-action-reading button:hover { background: var(--frame-ghost); color: var(--ink); }
.string-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}
.string-card {
  display: grid;
  gap: 8px;
  min-width: 0;
  padding: 10px;
  border: 1px solid var(--frame-ghost);
  border-radius: var(--setup-input-radius);
  background: color-mix(in srgb, var(--bg) 58%, var(--panel));
}
.string-card legend { padding: 0 3px; color: var(--ink); font-weight: 600; }
.string-card-fields,
.string-calculation-fields {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 9px;
  align-items: end;
}
.string-calculation-fields { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 8px; }
.string-card label,
.field-row label {
  display: grid;
  gap: 5px;
  min-width: 0;
  color: var(--muted);
  font-size: var(--type-meta-size, 12px);
}
.string-data-details {
  padding-top: 4px;
  border-top: 1px solid var(--frame-ghost);
}
.string-data-details summary { color: var(--muted); font-size: 11px; cursor: pointer; }
.string-data-details label { margin-top: 0; }
.field-source { display: block; margin-top: 2px; color: var(--setup-accent); font-size: 9px; font-weight: 650; }
.string-source-control { display: grid; grid-template-columns: 1fr; gap: 8px; align-items: end; margin-top: 12px; }
.string-source-control label { display: grid; gap: 5px; color: var(--muted); font-size: var(--type-meta-size, 12px); }
.string-source-control .step-note { margin: 0 0 3px; }
.fan-reference-control { display: grid; grid-template-columns: 1fr; gap: 5px; align-items: end; margin-top: 12px; }
.fan-reference-control label { display: grid; gap: 5px; color: var(--muted); font-size: var(--type-meta-size, 12px); }
.fan-reference-control .step-note { margin-bottom: 3px; }
input, select {
  width: 100%;
  min-height: 40px;
  box-sizing: border-box;
  padding: 8px 10px;
  border: 1px solid var(--border-soft);
  border-radius: var(--setup-input-radius);
  background: var(--bg);
  color: var(--ink);
  font: inherit;
  font-variant-numeric: tabular-nums;
}
input:focus-visible, select:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--setup-accent) 55%, transparent);
  outline-offset: 2px;
}
input[aria-invalid="true"], select[aria-invalid="true"] { border-color: #d36f66; }
.field-error { color: #e18a80; font-size: 11px; line-height: 1.35; }
.radius-choice {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}
.radius-choice label {
  display: flex;
  gap: 9px;
  align-items: flex-start;
  padding: 10px 12px;
  border: 1px solid var(--frame-ghost);
  border-radius: var(--setup-input-radius);
  background: color-mix(in srgb, var(--bg) 55%, var(--panel));
  cursor: pointer;
}
.radius-choice input { width: auto; min-height: auto; margin-top: 3px; }
.radius-choice strong, .radius-choice small { display: block; }
.radius-choice small { margin-top: 3px; color: var(--muted); font-size: 12px; line-height: 1.35; }
.field-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(150px, 1fr));
  gap: 12px;
  margin-top: 12px;
  max-width: 900px;
}
.field-row-two { grid-template-columns: repeat(2, minmax(150px, 1fr)); max-width: 590px; }
.step-note,
.results-footnote,
.unit-note { margin: 9px 0 0; color: var(--muted); font-size: 12px; line-height: 1.45; }
.result-link {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  margin-top: 10px;
  color: var(--setup-accent);
  font-size: 13px;
  font-weight: 650;
  text-underline-offset: 3px;
}
.advanced-model-settings { margin-top: 8px; padding-top: 8px; border-top: 1px solid var(--frame-ghost); }
.advanced-model-settings > summary { min-height: 40px; padding: 0; color: var(--muted); font-size: 12px; cursor: pointer; }
.table-wrap { overflow-x: auto; margin-top: 2px; }
.mobile-result-cards { display: none; }
table { width: 100%; min-width: 880px; border-collapse: collapse; font-size: 13px; }
th, td { padding: 10px 9px; border-top: 1px solid var(--frame-ghost); text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
th:first-child, td:first-child { text-align: left; }
thead th { color: var(--muted); font-size: 11px; letter-spacing: .05em; text-transform: uppercase; }
tbody th { color: var(--ink); font-weight: 600; }

@media (max-width: 1100px) {
  .setup-profile-control { grid-template-columns: 1fr; align-items: stretch; }
}
@media (max-width: 900px) {
  .setup-inputs { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .setup-step-navigation { position: static; grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .setup-step-actions { grid-column: 1; }
}
@media (max-width: 650px) {
  .hero-actions .status { display: none; }
  .setup-geometry-layout { grid-template-columns: 1fr; }
  .geometry-desktop-diagram { display: none !important; }
  .geometry-mobile-diagrams { display: grid; gap: 1px; }
  .geometry-mobile-diagrams svg { width: 100%; }
  .geometry-mobile-only { display: block; }
  .geometry-course-label { font-size: 15px; }
  .geometry-string-label { font-size: 16px; }
  .geometry-value-label { font-size: 16px; }
  .geometry-direction-label { font-size: 14px; }
  .setup-results .table-wrap { display: none; }
  .mobile-result-cards { display: grid; gap: 8px; margin-top: 12px; }
  .mobile-result-course { padding: 10px 12px; border: 1px solid var(--frame-ghost); border-radius: var(--setup-input-radius); background: color-mix(in srgb, var(--bg) 58%, var(--panel)); }
  .mobile-result-course > header { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
  .mobile-result-course > header strong { color: var(--ink); font-size: 14px; }
  .mobile-result-course > header small { color: var(--muted); font-size: 11px; }
  .mobile-result-string { padding: 10px 0; border-top: 1px solid var(--frame-ghost); }
  .mobile-result-string:first-of-type { margin-top: 8px; }
  .mobile-result-string header { display: grid; gap: 3px; }
  .mobile-result-string header strong { color: var(--ink); }
  .mobile-result-string header small { color: var(--muted); font-size: 10px; }
  .mobile-result-string dl { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px 8px; margin: 10px 0 0; }
  .mobile-result-string dl div { display: grid; gap: 3px; }
  .mobile-result-string dt { color: var(--muted); font-size: 9px; text-transform: uppercase; }
  .mobile-result-string dd { margin: 0; color: var(--ink); font-size: 13px; font-variant-numeric: tabular-nums; font-weight: 650; }
  .mobile-result-string dl div:nth-child(-n+3) dd { color: var(--setup-accent); }
  .results-heading { flex-direction: column; }
  .setup-step-header strong { font-size: 18px; }
  .string-grid { grid-template-columns: minmax(0, 1fr); }
  .field-row, .radius-choice { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .custom-course-members { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .string-source-control { grid-template-columns: 1fr; align-items: stretch; }
  .fan-reference-control { grid-template-columns: 1fr; align-items: stretch; }
  .sparse-action-entry { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sparse-action-entry .secondary-button { width: 100%; }
  .setup-mode-control { display: grid; width: 100%; grid-template-columns: minmax(0, 1.3fr) minmax(0, .7fr); }
  .length-unit-control { margin-left: auto; }
}
@media (max-width: 450px) {
  .field-row, .radius-choice { grid-template-columns: 1fr; }
  .profile-control-row { align-items: stretch; flex-direction: column; }
  .custom-profile-builder { grid-template-columns: 1fr; }
  .custom-course-members { grid-template-columns: 1fr; }
  .setup-step-navigation { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .setup-step-navigation button { gap: 7px; padding-inline: 8px; }
  .setup-step-actions .primary-button { min-width: 0; padding-inline: 18px; font-size: 14px; }
  .setup-step-header { gap: 9px; }
  .setup-measurement-rail dl { grid-template-columns: minmax(0, 1fr); }
  .sparse-action-entry { grid-template-columns: 1fr; }
  .sparse-action-reading { grid-template-columns: minmax(0, 1fr) 60px 76px 28px; }
}

.stock-specs { display: grid; gap: 18px; width: 100%; max-width: 1240px; margin-inline: auto; }
.stock-specs-heading { text-align: center; display: grid; gap: 4px; }
.stock-specs-heading h2 { margin: 0; font-size: 24px; }
.stock-spec-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}
.stock-spec-card {
  display: grid;
  gap: 9px;
  align-content: start;
  padding: 14px 16px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel) 82%, var(--bg));
  color: var(--ink);
  font: inherit;
  text-align: left;
  cursor: pointer;
}
.stock-spec-card:hover { border-color: color-mix(in srgb, var(--setup-accent) 48%, var(--border-soft)); }
.stock-spec-card[aria-pressed="true"] { border-color: var(--setup-accent); }
.stock-spec-title {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 16px;
  font-weight: 650;
}
.stock-spec-selected, .stock-spec-draft {
  font-style: normal;
  font-size: 10px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.stock-spec-selected { color: var(--setup-accent); }
.stock-spec-draft {
  color: var(--yellow);
  border: 1px solid color-mix(in srgb, var(--yellow) 45%, var(--bg));
  border-radius: 5px;
  padding: 1px 6px;
}
.stock-spec-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 13px;
}
.stock-spec-row > span:first-child { color: var(--muted); }
.stock-spec-row:nth-of-type(1) { border-top: 1px solid var(--border-soft); padding-top: 9px; }
.stock-spec-note {
  color: var(--muted);
  font-size: 11px;
  border-top: 1px solid var(--border-soft);
  padding-top: 8px;
}
.stock-steps-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding: 12px 16px;
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel) 70%, var(--bg));
}
.stock-step { display: inline-flex; align-items: center; gap: 7px; font-size: 13px; }
.stock-step em {
  font-style: normal;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--muted);
  background: color-mix(in srgb, var(--panel) 55%, var(--bg));
}
.stock-step + .stock-step::before { content: "→"; color: var(--border-soft); margin-right: 14px; }
.stock-steps-note { margin-left: auto; color: var(--muted); font-size: 12px; }
.stock-specs-cta { display: grid; justify-items: center; gap: 8px; padding: 6px 0 4px; }
.stock-specs-cta .small { margin: 0; }
.primary-button {
  min-height: 46px;
  padding: 12px 30px;
  border: 0;
  border-radius: 12px;
  background: var(--setup-accent);
  color: var(--bg);
  font: inherit;
  font-size: 16px;
  font-weight: 650;
  cursor: pointer;
}
.primary-button:hover { filter: brightness(1.06); }