:root {
  color-scheme: light;
  --bg-top: #f3ead8;
  --bg-bottom: #efe6dc;
  --panel: rgba(255, 250, 244, 0.88);
  --text: #1f2937;
  --muted: #6b7280;
  --line: #cdbba2;
  --accent: #14532d;
  --accent-strong: #0f3f22;
  --chip: #fcf7ef;
  --shadow: 0 20px 60px rgba(31, 41, 55, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Georgia, "Times New Roman", serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.65), transparent 32%),
    linear-gradient(180deg, var(--bg-top), var(--bg-bottom));
}

button,
input,
select {
  font: inherit;
}

.page {
  width: calc(100% - 20px);
  margin: 0 auto;
  padding: 10px 0 64px;
  display: grid;
  gap: 10px;
}

.workspace {
  display: grid;
  gap: 10px;
}

.panel {
  padding: 24px;
  border: 1px solid rgba(205, 187, 162, 0.85);
  border-radius: 24px;
  background: var(--panel);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow);
}

.workspace-top {
  display: flex;
  flex-wrap: nowrap;
  gap: 10px;
  align-items: start;
}

.preset-group {
  display: grid;
  gap: 10px;
}

.preset-panel {
  width: 100%;
  min-width: 0;
}

.preset-toolbar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.preset-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  text-align: center;
  white-space: nowrap;
}

.preset-accidental-switch {
  justify-content: start;
}

.preset-matrix-group {
  flex: 1 1 auto;
  min-width: 0;
  overflow-x: auto;
}

.preset-group label {
  font-weight: 700;
}

.accidental-switch {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: nowrap;
}

.mode-chip {
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--text);
}

.mode-chip.is-active {
  border-color: var(--accent);
  background: #eef7ef;
  color: var(--accent-strong);
}

.harmony-lock-button {
  min-width: 126px;
  padding: 8px 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  justify-self: end;
}

.preset-matrix {
  display: grid;
  grid-template-columns: repeat(var(--preset-columns, 7), minmax(0, 1fr));
  gap: 8px;
  align-items: stretch;
  width: 100%;
  min-width: max-content;
}

.set-panel {
  display: grid;
  gap: 12px;
}

.set-items {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(165px, 165px));
  gap: 12px;
  justify-content: start;
}

.set-actions {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
}

.set-item {
  position: relative;
  display: grid;
  place-items: center;
  width: 165px;
  max-width: 165px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.9);
  overflow: hidden;
}

.set-item.is-active {
  border-color: var(--accent);
  background: #eef7ef;
}

.set-item.is-dragging {
  opacity: 0.55;
}

.set-item-preview {
  display: grid;
  place-items: center;
  width: 100%;
  min-height: 132px;
}

.set-item-preview svg {
  display: block;
  width: 136px;
  height: auto;
  margin: 0 auto;
}

.set-empty {
  padding: 10px 0;
  color: var(--muted);
}

.chord-browser {
  display: grid;
  gap: 10px;
}

.chord-browser-controls {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) auto;
  gap: 10px;
  align-items: end;
}

.browser-field {
  display: grid;
  gap: 6px;
}

.browser-field span {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--muted);
}

.browser-field input,
.browser-field select {
  min-height: 42px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--text);
}

.browser-search {
  min-width: 0;
}

.browser-family-field {
  align-self: stretch;
}

.browser-family-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.browser-family-chip {
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--text);
}

.browser-family-chip.is-active {
  border-color: var(--accent);
  background: #eef7ef;
  color: var(--accent-strong);
}

.chord-browser-grid {
  display: grid;
  grid-template-columns: minmax(280px, 1fr);
  gap: 16px;
}

.browser-column {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.browser-heading {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.browser-results,
.browser-variants {
  display: grid;
  gap: 8px;
  align-content: start;
}

.browser-variants {
  grid-template-columns: 1fr;
}

.browser-results {
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  align-items: stretch;
}

.browser-result,
.browser-variant {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--text);
  text-align: left;
}

.browser-result {
  gap: 6px;
  padding: 7px 8px;
  border-radius: 12px;
}

.browser-variant {
  gap: 10px;
  padding: 8px 10px;
}

.browser-result.is-active,
.browser-variant.is-active {
  border-color: var(--accent);
  background: #eef7ef;
  color: var(--accent-strong);
}

.browser-result-main,
.browser-variant-main {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.browser-result-main {
  gap: 1px;
}

.browser-result-label,
.browser-variant-label {
  font-weight: 700;
}

.browser-result-label {
  font-size: 0.95rem;
}

.browser-result-meta,
.browser-variant-meta,
.browser-empty {
  font-size: 0.84rem;
  color: var(--muted);
}

.browser-result-meta,
.browser-result-count {
  font-size: 0.78rem;
}

.browser-result-count,
.browser-variant-tags {
  flex: 0 0 auto;
  font-size: 0.84rem;
  color: var(--muted);
  white-space: nowrap;
}

.browser-variant-preview {
  flex: 0 0 auto;
  width: 70px;
  height: 70px;
  display: grid;
  place-items: center;
}

.browser-variant-preview svg {
  display: block;
  width: 100%;
  height: 100%;
}

.browser-variant-tags {
  display: grid;
  gap: 2px;
  min-width: 0;
  white-space: normal;
  text-align: right;
}

.browser-empty {
  padding: 12px 0;
}

.browser-variants-panel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 240px;
  height: 560px;
}

.export-panel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 220px;
  height: 560px;
  justify-content: flex-start;
}

.preset-chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  font-size: 0.92rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--text);
  white-space: nowrap;
  text-align: center;
}

.preset-label {
  display: block;
}

.preset-chip.is-active {
  border-color: rgba(17, 24, 39, 0.35);
  box-shadow: inset 0 0 0 1px rgba(17, 24, 39, 0.12);
  filter: brightness(0.96) saturate(1.02);
  color: #111827;
}

.preset-chip.is-tonic-related {
  border-color: rgba(20, 83, 45, 0.28);
  background: rgba(228, 244, 232, 0.9);
}

.preset-chip.is-subdominant-related {
  border-color: rgba(180, 83, 9, 0.24);
  background: rgba(250, 238, 220, 0.92);
}

.preset-chip.is-dominant-related {
  border-color: rgba(29, 78, 216, 0.24);
  background: rgba(226, 235, 252, 0.92);
}

.preset-chip.is-active.is-tonic-related {
  border-color: rgba(20, 83, 45, 0.48);
  box-shadow: inset 0 0 0 1px rgba(20, 83, 45, 0.18);
  filter: brightness(0.94) saturate(1.03);
  color: #0f3f22;
}

.preset-chip.is-active.is-subdominant-related {
  border-color: rgba(180, 83, 9, 0.42);
  box-shadow: inset 0 0 0 1px rgba(180, 83, 9, 0.16);
  filter: brightness(0.95) saturate(1.03);
  color: #8a3f08;
}

.preset-chip.is-active.is-dominant-related {
  border-color: rgba(29, 78, 216, 0.42);
  box-shadow: inset 0 0 0 1px rgba(29, 78, 216, 0.16);
  filter: brightness(0.95) saturate(1.03);
  color: #1e40af;
}

.button {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  cursor: default;
  white-space: nowrap;
}

.button-inline {
  padding: 8px 14px;
}

.button-inline.is-active {
  border-color: var(--accent);
  background: #eef7ef;
  color: var(--accent-strong);
}

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
}

.button-secondary {
  color: var(--text);
  background: #fff;
  border: 1px solid var(--line);
}

.workspace-lower {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr) 220px;
  gap: 10px;
  align-items: stretch;
  width: 100%;
}

.diagram-stage {
  position: relative;
  height: 560px;
  padding: 16px 16px 0;
  margin: 0;
  border-radius: 24px;
  border: 1px solid rgba(205, 187, 162, 0.85);
  overflow: hidden;
  background: var(--panel);
  box-shadow: var(--shadow);
  width: 100%;
  min-width: 0;
  backdrop-filter: blur(8px);
}

.diagram-rotate-button {
  position: absolute;
  top: 16px;
  left: 16px;
  width: 104px;
  z-index: 1;
}

.diagram-handedness-button {
  position: absolute;
  top: 16px;
  left: 132px;
  width: 136px;
  z-index: 1;
}

.diagram-reset-button {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 1;
}

.diagram-add-to-set-button {
  position: absolute;
  left: 16px;
  bottom: 16px;
  z-index: 1;
}

.diagram-save-set-button {
  position: absolute;
  right: 16px;
  bottom: 16px;
  z-index: 1;
}

.svg-preview {
  position: absolute;
  inset: 72px 16px 64px;
  display: grid;
  place-items: center;
  cursor: default;
  user-select: none;
  -webkit-user-select: none;
  overflow: auto;
}

.svg-preview svg {
  width: auto;
  height: auto;
  max-width: min(100%, var(--svg-display-width, 420px));
  max-height: 100%;
  display: block;
  margin: 0 auto;
  cursor: default;
  user-select: none;
  -webkit-user-select: none;
}

.svg-preview svg * {
  cursor: default;
  user-select: none;
  -webkit-user-select: none;
}

.workspace,
.workspace * {
  cursor: default;
}

.export-panel .button {
  width: 100%;
}

.export-panel {
  justify-self: end;
}

.browser-variants-panel .browser-variants {
  overflow-y: auto;
  min-height: 0;
  flex: 1 1 auto;
  padding-right: 4px;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border: 1px solid rgba(205, 187, 162, 0.55);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.5);
  color: var(--muted);
  font-size: 0.92rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.footer-home {
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
}

.footer-home:hover {
  color: var(--accent);
}

.footer-separator {
  color: rgba(107, 114, 128, 0.75);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  justify-content: center;
}

.footer-links a,
.footer-mail {
  color: inherit;
  text-decoration: none;
}

.footer-links a:hover,
.footer-mail:hover {
  color: var(--accent);
}

.footer-meta {
  white-space: nowrap;
  text-align: right;
}

@media (max-width: 900px) {
  .workspace-top {
    align-items: start;
  }

  .chord-browser-controls,
  .chord-browser-grid {
    grid-template-columns: 1fr;
  }

  .workspace-lower {
    grid-template-columns: 1fr;
    justify-content: stretch;
  }

  .diagram-stage {
    width: 100%;
  }

  .browser-variants-panel,
  .export-panel {
    height: auto;
    max-height: none;
    width: 100%;
  }

  .svg-preview {
    inset: 72px 12px 64px;
  }

  .site-footer {
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .footer-links,
  .footer-meta {
    justify-content: start;
    text-align: left;
  }
}