body.has-block-editor { overflow: hidden; }

.block-editor {
  width: min(1180px, calc(100vw - 40px));
  max-width: none;
  max-height: calc(100dvh - 40px);
  padding: 0;
  overflow: auto;
  overscroll-behavior: contain;
  border: 1px solid var(--line-strong);
  border-radius: 26px;
  background: var(--paper);
  color: var(--ink);
  box-shadow: 0 32px 120px rgba(0, 0, 0, .3);
}

.block-editor::backdrop {
  background: rgba(17, 21, 30, .55);
  backdrop-filter: blur(7px);
}

.be-frame { padding: 24px; }
.be-header { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-block: -12px; padding-block: 12px; background: var(--paper); }
.be-eyebrow { margin: 0 0 5px; color: var(--muted); font-size: .66rem; font-weight: 750; letter-spacing: .13em; text-transform: uppercase; }
.be-header h2 { margin: 0; font-size: 1.65rem; font-weight: 650; letter-spacing: -.035em; }
.be-description { margin: 8px 0 22px; color: var(--muted); font-size: .83rem; }
.block-editor button { min-height: 44px; border: 1px solid var(--line-strong); border-radius: 12px; background: var(--paper); color: var(--ink); }
.block-editor button:hover { background: var(--paper-2); }
.block-editor button:disabled { opacity: .45; cursor: default; }
.block-editor :is(button, input, select, summary):focus-visible { outline: 3px solid var(--cool); outline-offset: 3px; }
.block-editor [hidden] { display: none !important; }
.be-minimize { display: flex; align-items: center; gap: 9px; padding: 0 14px; font-size: .78rem; }
.be-minimize > span:first-child { font-size: 1.55rem; line-height: 1; }
.be-workspace { display: grid; grid-template-columns: minmax(170px, .82fr) minmax(285px, 1.38fr) minmax(200px, .94fr); gap: 16px; align-items: stretch; }
.be-panel { min-width: 0; padding: 18px; border: 1px solid var(--line); border-radius: 19px; background: color-mix(in srgb, var(--paper-2) 50%, transparent); }
.be-panel h3 { margin: 0 0 17px; font-size: .84rem; font-weight: 750; letter-spacing: -.015em; }
.be-field { display: grid; min-width: 0; gap: 7px; margin-bottom: 14px; }
.be-field > span { display: flex; align-items: baseline; justify-content: space-between; gap: 6px; font-size: .73rem; color: var(--muted); font-weight: 650; }
.be-field small { font-size: .64rem; font-weight: 500; }
.be-field select, .be-field input[type="number"] { width: 100%; min-width: 0; min-height: 44px; padding: 8px 10px; border: 1px solid var(--line-strong); border-radius: 10px; background: var(--paper); color: var(--ink); font-size: .84rem; }
.be-field input[type="number"] { font-variant-numeric: tabular-nums; }
.be-song-settings { margin-top: 23px; padding-top: 20px; border-top: 1px solid var(--line); }
.be-song-settings h3 { margin-bottom: 14px; }
.be-hint { margin: 0; color: var(--muted); font-size: .69rem; line-height: 1.6; }
.be-field input[type="range"] { display: block; width: 100%; min-height: 44px; margin: -7px 0 -5px; accent-color: var(--ink); cursor: pointer; }
.be-field output { color: var(--ink); font-size: .71rem; font-weight: 600; white-space: nowrap; font-variant-numeric: tabular-nums; }
.be-hero { min-width: 0; padding: 23px; border: 1px solid var(--block-edge-strong, var(--line-strong)); border-radius: 24px; background: linear-gradient(155deg, var(--block-top, var(--paper)) 0%, var(--block-surface, var(--paper-2)) 54%, var(--block-bottom, var(--paper-2)) 100%); box-shadow: inset 0 1px 0 var(--block-gloss-strong, transparent), 0 8px 25px var(--block-shadow, transparent); }
.be-hero-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.be-hero-top .be-eyebrow { margin: 0; color: var(--ink); opacity: .66; }
.be-meter-badge { padding: 5px 9px; border-radius: 9px; background: var(--block-measure, var(--line)); font-size: .8rem; font-weight: 750; font-variant-numeric: tabular-nums; }
.be-chord-name { margin: 12px 0 13px; font-size: clamp(2.5rem, 5vw, 4.05rem); line-height: 1.03; font-weight: 650; letter-spacing: -.06em; overflow-wrap: anywhere; }
.be-harmony-fields { display: grid; grid-template-columns: .75fr 1.25fr; gap: 10px; }
.be-voice-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.be-hero .be-field { margin-bottom: 11px; }
.be-hero .be-field > span { color: var(--ink); opacity: .76; }
.be-hero .be-field :is(select, input) { background: color-mix(in srgb, var(--paper) 72%, transparent); border-color: var(--block-edge-strong, var(--line-strong)); }
.be-hero-shape { display: flex; align-items: center; justify-content: center; gap: 7px; height: 54px; margin: 1px 0 10px; overflow: hidden; }
.be-hero-shape > span { min-width: 4px; max-width: 45px; border-radius: 9px; background: linear-gradient(180deg, var(--block-line-top, var(--ink)), var(--block-line-bottom, var(--muted))); opacity: .74; }
.be-hero-shape > span.is-rest { opacity: .15; }
.be-hero-shape > .be-shape-empty { width: auto; max-width: none; background: none; font-size: .9rem; color: var(--ink); }
.be-duration-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.be-duration-label { font-size: .77rem; font-weight: 650; white-space: nowrap; }
.be-meter-inputs { display: flex; align-items: end; gap: 7px; }
.be-meter-inputs .be-field { margin: 0; width: 69px; }
.be-meter-inputs .be-field > span { font-size: .58rem; white-space: nowrap; }
.be-meter-inputs select { padding-left: 9px; padding-right: 4px; font-size: .9rem; }
.be-meter-slash { display: block; padding-bottom: 10px; font-size: 1.35rem; font-weight: 600; }
.be-hero-hint { min-height: 14px; margin: 8px 0 14px; color: var(--ink); opacity: .65; font-size: .66rem; line-height: 1.5; }
.block-editor .be-audition { display: flex; justify-content: center; align-items: center; gap: 9px; width: 100%; min-height: 46px; margin-top: 17px; border: 0; background: var(--ink); color: var(--paper); font-size: .84rem; font-weight: 650; }
.block-editor .be-audition:hover { background: var(--ink); opacity: .85; }
.be-part-tabs { display: flex; gap: 3px; padding: 3px; border: 1px solid var(--line); border-radius: 13px; margin: 0 -5px 20px; }
.block-editor .be-part-tabs button { flex: 1; min-width: 0; padding: 5px 2px; border: 0; background: transparent; font-size: .71rem; border-radius: 9px; color: var(--muted); }
.block-editor .be-part-tabs button[aria-selected="true"] { background: var(--paper); color: var(--ink); box-shadow: 0 1px 4px rgba(0, 0, 0, .07); }
.be-part-tabs button.is-muted { text-decoration: line-through; }
.be-part-tabs button.is-solo::after { content: " •"; color: var(--warm); }
.be-pan-labels { display: flex; justify-content: space-between; margin: -18px 0 17px; color: var(--muted); font-size: .58rem; pointer-events: none; }
.be-mix-toggles { display: flex; gap: 9px; margin: 17px 0 14px; }
.be-mix-toggles label { display: flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; flex: 1; padding: 9px; border: 1px solid var(--line-strong); border-radius: 10px; font-size: .77rem; cursor: pointer; }
.be-mix-toggles label:has(input:checked) { background: var(--ink); color: var(--paper); }
.be-mix-toggles input, .be-rest input { width: 17px; height: 17px; margin: 0; accent-color: var(--cool); }
.be-details-stack { margin-top: 17px; border: 1px solid var(--line); border-radius: 16px; overflow: hidden; }
.be-details + .be-details { border-top: 1px solid var(--line); }
.be-details summary { display: flex; align-items: center; gap: 10px; min-height: 56px; padding: 12px 17px; cursor: pointer; list-style: none; font-size: .81rem; font-weight: 650; }
.be-details summary::-webkit-details-marker { display: none; }
.be-details summary::after { content: "+"; margin-left: auto; font-size: 1.2rem; font-weight: 400; }
.be-details[open] summary::after { content: "−"; }
.be-detail-caption { color: var(--muted); font-size: .71rem; font-weight: 400; }
.be-tone-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px 28px; padding: 10px 21px 0; }
.be-details-note { padding: 0 21px 18px; }
.be-melody-content { padding: 0 18px 18px; }
.be-melody-actions { display: flex; gap: 9px; margin-top: 14px; }
.be-melody-actions button, .be-add-note { padding: 8px 15px; font-size: .76rem; }
.be-melody-steps { display: grid; gap: 9px; margin-top: 14px; }
.be-note-step { display: grid; grid-template-columns: 27px minmax(80px, 1.25fr) minmax(60px, 1fr) minmax(65px, 1fr) 65px 44px; gap: 10px; align-items: center; padding: 10px; border: 1px solid var(--line); border-radius: 13px; background: color-mix(in srgb, var(--paper-2) 50%, transparent); }
.be-note-step .be-field { margin-bottom: 0; }
.be-note-step .be-field > span { font-size: .63rem; }
.be-step-number { color: var(--muted); font-size: .69rem; font-variant-numeric: tabular-nums; }
.be-rest { display: flex; align-items: center; justify-content: center; gap: 6px; min-height: 44px; margin-top: 21px; font-size: .72rem; cursor: pointer; }
.be-remove-note { margin-top: 21px; font-size: 1.25rem; }
.be-add-note { margin-top: 12px; }
.be-footer { display: flex; justify-content: space-between; gap: 12px; margin-top: 19px; color: var(--muted); font-size: .64rem; }
.be-save-indicator { display: flex; align-items: center; gap: 6px; }
.be-save-indicator > span { width: 5px; height: 5px; border-radius: 50%; background: var(--mint); }

@media (max-width: 860px) {
  .block-editor { width: calc(100vw - 24px); max-height: calc(100dvh - 24px); }
  .be-frame { padding: 18px; }
  .be-workspace { grid-template-columns: minmax(160px, 1fr) minmax(265px, 1.3fr); gap: 12px; }
  .be-mixer { grid-column: 1 / -1; }
  .be-mixer .be-part-tabs { max-width: 320px; margin-left: 0; }
  .be-part-panel { display: grid; grid-template-columns: 1fr 1fr; column-gap: 24px; }
  .be-part-panel > .be-pan-labels { display: none; }
  .be-part-panel .be-mix-toggles { margin: 0; }
  .be-part-panel .be-hint { align-self: center; }
  .be-tone-grid { gap: 8px 22px; }
}

@media (max-width: 580px) {
  .block-editor { width: calc(100vw - 12px); max-height: calc(100dvh - 12px); border-radius: 20px; }
  .be-frame { padding: 15px; }
  .be-header { gap: 10px; }
  .be-header h2 { font-size: 1.36rem; }
  .be-minimize { padding: 0 10px; gap: 5px; font-size: .7rem; }
  .be-description { font-size: .74rem; margin-bottom: 16px; }
  .be-workspace { grid-template-columns: minmax(0, 1fr); }
  .be-hero { grid-row: 1; padding: 20px; }
  .be-chord-name { font-size: 3.4rem; }
  .be-panel { padding: 16px; }
  .be-rhythm { display: grid; grid-template-columns: 1fr 1fr; column-gap: 13px; }
  .be-rhythm > h3, .be-song-settings { grid-column: 1 / -1; }
  .be-song-settings { margin-top: 4px; display: grid; grid-template-columns: 1fr 1fr; column-gap: 15px; }
  .be-song-settings h3, .be-song-settings .be-hint { grid-column: 1 / -1; }
  .be-mixer { grid-column: auto; }
  .be-part-panel { column-gap: 14px; }
  .be-part-panel .be-hint { grid-column: 1 / -1; margin-top: 13px; }
  .be-tone-grid { grid-template-columns: 1fr 1fr; padding: 10px 16px 0; gap: 3px 17px; }
  .be-details summary { padding: 12px 14px; }
  .be-detail-caption { display: none; }
  .be-details-note { padding: 0 16px 16px; }
  .be-melody-content { padding: 0 12px 14px; }
  .be-note-step { grid-template-columns: 20px minmax(65px, 1fr) minmax(60px, .8fr) 44px; gap: 8px; padding: 9px; }
  .be-note-step .be-step-number { grid-row: 1 / 3; align-self: start; margin-top: 30px; }
  .be-note-step .be-field:nth-of-type(3) { grid-column: 2; grid-row: 2; }
  .be-note-step .be-rest { grid-column: 3; grid-row: 2; }
  .be-note-step .be-remove-note { grid-column: 4; grid-row: 1; }
  .be-footer { font-size: .61rem; }
  .be-footer > span:last-child { display: none; }
}

/* Deepen the colored editing surface in night mode for readable labels. */
body.theme-night .be-hero { background: linear-gradient(155deg, color-mix(in srgb, var(--block-top) 44%, #101827), color-mix(in srgb, var(--block-bottom) 65%, #101827)); }
body.theme-night .be-hero :is(.be-hero-hint, .be-field > span, .be-hero-top .be-eyebrow) { opacity: .94; }