body.tools-page-body {
  margin: 0;
  background: #f7f3ea;
  color: #17140e;
  font-family: Iowan Old Style, IowanOldStyle, Georgia, serif;
  overflow-wrap: break-word;
}

.tools-page,
.tools-page * {
  box-sizing: border-box;
}

.tools-page {
  width: min(100% - 2rem, 1050px);
  margin-inline: auto;
  padding-block: clamp(2rem, 6vw, 5rem);
  color: #17140e;
}

.tools-page .tool-header {
  max-width: 72ch;
  margin-bottom: 2rem;
}

.tools-page h1 {
  max-width: 16ch;
  margin: 0 0 0.65rem;
  font-size: clamp(2.1rem, 7vw, 4rem);
  font-weight: 600;
  line-height: 0.98;
  letter-spacing: -0.035em;
}

.tools-page h2,
.tools-page h3 {
  line-height: 1.15;
}

.tools-page h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.35rem, 3vw, 1.8rem);
}

.tools-page h3 {
  margin: 1.75rem 0 0.75rem;
  font-size: 1.15rem;
}

.tools-page p,
.tools-page li {
  line-height: 1.55;
}

.tools-page .tool-header p,
.tools-page article {
  max-width: 72ch;
}

.tools-page .tool-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.35fr);
  gap: 1.25rem;
  align-items: start;
}

.tools-page .tool-panel {
  min-width: 0;
  padding: clamp(1rem, 3vw, 1.5rem);
  background: #fdfbf4;
  border: 1px solid rgba(23, 20, 14, 0.16);
  border-radius: 12px;
  box-shadow: 0 7px 24px rgba(23, 20, 14, 0.045);
}

.tools-page .tool-form,
.tools-page .tool-field {
  display: grid;
  gap: 0.55rem;
}

.tools-page .tool-form {
  gap: 1rem;
}

.tools-page .tool-label {
  font-weight: 700;
}

.tools-page .tool-hint {
  color: #5d5548;
  font-size: 0.92rem;
  line-height: 1.4;
}

.tools-page input,
.tools-page select,
.tools-page textarea,
.tools-page button {
  min-height: 44px;
  border: 1px solid #756b5b;
  border-radius: 7px;
  color: #17140e;
  background: #fffef9;
  font: inherit;
}

.tools-page input,
.tools-page select,
.tools-page textarea {
  width: 100%;
  max-width: 100%;
  padding: 0.65rem 0.75rem;
}

.tools-page input[type='range'] {
  padding-inline: 0;
  accent-color: #8a6423;
}

.tools-page textarea {
  min-height: 10rem;
  resize: vertical;
  overflow: auto;
  white-space: pre;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  line-height: 1.5;
}

.tools-page button {
  padding: 0.65rem 1rem;
  cursor: pointer;
  font-weight: 700;
}

.tools-page button:hover:not(:disabled) {
  border-color: #8a6423;
  color: #6f4e18;
}

.tools-page button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.tools-page .tool-button {
  background: #8a6423;
  border-color: #8a6423;
  color: #fffdf7;
}

.tools-page .tool-button:hover:not(:disabled) {
  background: #6e4e1b;
  color: #fffdf7;
}

.tools-page :where(a, button, input, select, textarea, [tabindex]):focus-visible {
  outline: 3px solid #8a6423;
  outline-offset: 3px;
}

.tools-page .tool-error {
  margin: 0;
  padding: 0.75rem;
  border-left: 4px solid #9a3027;
  background: #fff3ef;
  color: #711e18;
  font-weight: 700;
}

.tools-page .tool-error[hidden],
.tools-page .tool-warnings[hidden] {
  display: none;
}

.tools-page .tool-pre {
  min-height: 7rem;
  max-width: 100%;
  margin: 0;
  padding: 1rem;
  overflow: auto;
  border: 1px solid rgba(23, 20, 14, 0.18);
  border-radius: 8px;
  background: #fffef9;
  font: 0.96rem/1.55 ui-monospace, SFMono-Regular, Consolas, monospace;
  white-space: pre;
}

.tools-page .tool-notation {
  max-width: 100%;
  margin-block: 0.5rem 1.25rem;
  overflow-x: auto;
  overflow-y: hidden;
}

.tools-page .tool-notation svg,
.tools-page .tool-staff-svg {
  display: block;
  width: 100%;
  max-width: 100%;
  min-width: 280px;
  height: auto;
}

.tools-page .tool-keyboard-wrap {
  max-width: 100%;
  margin-block: 0.5rem 1rem;
  overflow-x: auto;
  overflow-y: hidden;
  overscroll-behavior-inline: contain;
  -webkit-overflow-scrolling: touch;
}

.tools-page .tool-keyboard {
  display: block;
  width: max(100%, 560px);
  max-width: none;
  height: auto;
}

.tools-page .key-white {
  fill: #fffef9;
  stroke: #17140e;
  stroke-width: 1.5;
}

.tools-page .key-black {
  fill: #17140e;
  stroke: #17140e;
  stroke-width: 1;
}

.tools-page .key-white.is-highlighted {
  fill: #d7b66f;
  stroke: #6e4e1b;
  stroke-width: 2.5;
}

.tools-page .key-black.is-highlighted {
  fill: #8a6423;
  stroke: #f3d899;
  stroke-width: 2.5;
}

.tools-page .tool-note-list,
.tools-page .tool-summary,
.tools-page .tool-status {
  margin: 0.75rem 0;
}

.tools-page .tool-note-list,
.tools-page .tool-status {
  font-weight: 700;
}

.tools-page .tool-warnings {
  margin: 0.75rem 0;
  padding-left: 1.25rem;
  color: #6f4e18;
}

.tools-page .tool-table-wrap {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid rgba(23, 20, 14, 0.16);
  border-radius: 8px;
}

.tools-page .tool-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

.tools-page .tool-table th,
.tools-page .tool-table td {
  padding: 0.7rem 0.75rem;
  border-bottom: 1px solid rgba(23, 20, 14, 0.13);
  text-align: left;
  vertical-align: top;
}

.tools-page .tool-table th {
  background: #f2ebdd;
}

.tools-page .tool-table tbody tr {
  cursor: pointer;
}

.tools-page .tool-table tbody tr:hover,
.tools-page .tool-table tbody tr.is-selected {
  background: #f3e7ca;
}

.tools-page .tool-answer-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(44px, 1fr));
  gap: 0.5rem;
  margin-top: 1rem;
}

.tools-page .tool-answer {
  min-width: 0;
  padding-inline: 0.35rem;
}

.tools-page .tool-answer.is-wrong {
  border-color: #9a3027;
  background: #fff3ef;
  color: #711e18;
}

.tools-page .tool-flash-notation {
  min-height: 160px;
}

.tools-page .tool-beats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  align-items: center;
  min-height: 64px;
  margin-block: 1.25rem;
}

.tools-page .tool-beat {
  display: block;
  width: 44px;
  height: 44px;
  border: 2px solid #8a6423;
  border-radius: 50%;
  background: #fffef9;
}

.tools-page .tool-beat.is-accent {
  border-width: 4px;
}

.tools-page .tool-beat.is-active {
  background: #8a6423;
}

.tools-page nav,
.tools-page .tool-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
}

.tools-page .hp-field,
.tools-page [name='hp-field'] {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  clip-path: inset(50%) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.tools-page #tool-next:not([hidden]) {
  display: block;
  max-width: 72ch;
  margin-top: 2rem;
  padding: clamp(1rem, 3vw, 1.5rem);
  border: 1px solid rgba(23, 20, 14, 0.16);
  border-radius: 12px;
  background: #fdfbf4;
}

@media (max-width: 720px) {
  .tools-page .tool-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .tools-page .tool-answer-grid {
    grid-template-columns: repeat(4, minmax(44px, 1fr));
  }
}

@media (max-width: 360px) {
  .tools-page {
    width: min(100% - 1rem, 1050px);
    padding-block: 1.25rem;
  }

  .tools-page .tool-panel {
    padding: 0.85rem;
  }

  .tools-page .tool-answer-grid {
    grid-template-columns: repeat(3, minmax(44px, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .tools-page *,
  .tools-page *::before,
  .tools-page *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* fix-tool-startup: scoped readability overrides; keep for idempotence. */
.tools-page .staff-line {
  stroke: #17140e;
  stroke-width: 1.4;
  opacity: 0.7;
}

.tools-page .ledger {
  stroke: #17140e;
  opacity: 1;
}

body:is(.guide-page, .tools-hub, .guides-hub) {
  margin: 0;
  background: #f7f3ea;
  color: #17140e;
  font-family: Georgia, serif;
}

body:is(.guide-page, .tools-hub, .guides-hub) > header,
body:is(.guide-page, .tools-hub, .guides-hub) > nav,
body:is(.guide-page, .tools-hub, .guides-hub) > main,
body:is(.guide-page, .tools-hub, .guides-hub) > footer {
  max-width: 1050px;
  margin-inline: auto;
  padding: 1rem;
}

body:is(.guide-page, .tools-hub, .guides-hub) article {
  max-width: 72ch;
  overflow-x: auto;
}

body:is(.guide-page, .tools-hub, .guides-hub) article table {
  max-width: 100%;
}

body:is(.guide-page, .tools-hub, .guides-hub) h1 {
  font-size: clamp(2.1rem, 7vw, 3.6rem);
}

body:is(.guide-page, .tools-hub, .guides-hub) h2 {
  margin-top: 2rem;
}

body:is(.guide-page, .tools-hub, .guides-hub) nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
}

/* BEGIN FINISHED TOOL LAYOUT */
body.tools-page {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
  background: #f7f3ea;
  color: #17140e;
  font-family: Iowan Old Style, IowanOldStyle, Georgia, serif;
  overflow-wrap: break-word;
}

body.tools-page > header,
body.tools-page > nav,
body.tools-page > main,
body.tools-page > footer {
  width: 100%;
  max-width: 1050px;
  margin-inline: auto;
  padding-inline: 1rem;
}

body.tools-page > main {
  min-width: 0;
  padding-top: 1.5rem;
  padding-bottom: 2.5rem;
}

body.tools-page > main > article {
  width: 100%;
  max-width: 72ch;
  margin-inline: auto;
  text-align: left;
}

body.tools-page main[data-tool] > article {
  margin-inline: 0;
}

body.tools-page #tool-root,
body.tools-page .tool-layout,
body.tools-page .tool-panel {
  width: 100%;
  max-width: 100%;
  min-width: 0;
}

body.tools-page input[type='checkbox'] {
  display: inline-block;
  width: 20px;
  height: 20px;
  min-height: 20px;
  flex: 0 0 20px;
  margin: 0.15rem 0.5rem 0 0;
  padding: 0;
  vertical-align: middle;
  accent-color: #8a6423;
}

body.tools-page .resource-form label:has(input[type='checkbox']) {
  display: flex;
  align-items: flex-start;
}

body.tools-page .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.75rem;
  margin: 0;
  padding: 0.75rem 0 0;
  list-style: none;
}

body.tools-page .breadcrumbs li + li::before {
  content: '/';
  margin-right: 0.75rem;
  color: #756b5b;
}

body.tools-page .site-header nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  padding-block: 0.85rem;
}

body.tools-page article h2 {
  margin-top: 2rem;
}

body.tools-page .card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
  padding: 0;
  list-style: none;
}

body.tools-page .card-grid > li {
  padding: 1rem;
  color: inherit;
  background: #fdfbf4;
  border: 1px solid rgba(23, 20, 14, 0.16);
  border-radius: 10px;
}

body.tools-page .card-grid h2 {
  margin: 0 0 0.5rem;
  font-size: 1.2rem;
}

body.tools-page footer {
  padding-top: 1.5rem;
  padding-bottom: 2rem;
  color: #5d5548;
  line-height: 1.55;
}
/* END FINISHED TOOL LAYOUT */