/* Songbook — song sheet, chord diagrams, toolbar, finders, homepage groups.
   Colours route through --sb-* theme tokens; sizing through engine-set CSS vars
   (--sb-song-font-size). Keep in sync with public/css/site.css components. */

:root { --sb-song-font-size: 12pt; }

/* ── Homepage / category listings ─────────────────────────────────────────── */
.sb-home-head { margin-bottom: 1.25rem; }
.sb-home-links { margin-top: 0.75rem; display: flex; gap: 0.5rem; flex-wrap: wrap; }
.sb-crumb { font-size: 0.85rem; color: var(--sb-subtle); margin-bottom: 0.25rem; }
.sb-home-controls {
  display: flex; gap: 0.75rem; align-items: center; flex-wrap: wrap;
  margin-bottom: 1.5rem; position: sticky; top: 60px; z-index: 20;
  background: var(--sb-bg); padding-block: 0.5rem;
}
.sb-home-controls .sb-search { flex: 1 1 260px; }
.sb-sort-btn { padding: 0.4rem 0.8rem; font-size: 0.85rem; color: var(--sb-text); }
.sb-sort-btn[aria-pressed="true"] { background: var(--sb-btn-bg); color: var(--sb-btn-text); }

.sb-song-groups { display: flex; flex-direction: column; gap: 1.75rem; }
.sb-song-group { }
.sb-group-head {
  font-size: 1.05rem; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--sb-accent); border-bottom: 2px solid var(--sb-hairline);
  padding-bottom: 0.3rem; margin-bottom: 0.9rem;
}
.sb-sub-head { font-size: 1rem; color: var(--sb-heading); margin: 0.9rem 0 0.5rem; }
.sb-song-items { display: grid; gap: 0.6rem; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); }
.sb-songcard .sb-song-title { display: block; }
.sb-songcard .sb-song-artist { display: block; margin-top: 0.15rem; }

/* ── Song page header ─────────────────────────────────────────────────────── */
.sb-song-page { padding-block: 1.25rem 3rem; }
.sb-song-head { margin-bottom: 1rem; }
.sb-song-head h1 { margin-bottom: 0.15rem; }
.sb-song-byline { color: var(--sb-subtle); font-size: 1.05rem; margin-bottom: 0.5rem; }
.sb-song-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.sb-song-tags .sb-tag {
  display: inline-flex; align-items: center; gap: 0.3rem; font-size: 0.82rem;
  background: var(--sb-hairline); color: var(--sb-text);
  padding: 0.2rem 0.6rem; border-radius: 999px;
}
.sb-song-tags .sb-tag strong { color: var(--sb-heading); }
.sb-song-notes {
  margin: 1rem 0; padding: 0.9rem 1.1rem; background: var(--sb-panel);
  border: 1px solid var(--sb-panel-border); border-radius: var(--sb-radius);
  font-size: 0.95rem;
}
.sb-song-notes :last-child { margin-bottom: 0; }
.sb-song-notes img, .sb-song-notes video, .sb-song-notes iframe { max-width: 100%; border-radius: var(--sb-radius); }

/* ── Sticky toolbar ───────────────────────────────────────────────────────── */
.sb-song-toolbar {
  position: sticky; top: 60px; z-index: 30; margin-bottom: 1.25rem;
  box-shadow: 0 4px 14px rgba(0,0,0,0.06);
}
.sb-tp-label { font-size: 0.82rem; color: var(--sb-subtle); font-weight: 600; }
.sb-tp-key { font-weight: 700; color: var(--sb-heading); font-variant-numeric: tabular-nums; min-width: 2.5ch; }
.sb-icon-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: var(--sb-radius); color: var(--sb-subtle);
  border: 1px solid var(--sb-panel-border);
}
.sb-icon-btn:hover { background: var(--sb-hairline); }
.sb-fav-btn[aria-pressed="true"] { color: var(--sb-accent); border-color: var(--sb-accent); }

/* Setlist play-mode bar */
.sb-setlist-bar {
  display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap;
  padding: 0.5rem 0.75rem; margin-bottom: 1rem;
  background: var(--sb-chorus-bg); border: 1px solid var(--sb-chorus-border);
  border-radius: var(--sb-radius);
}
.sb-setlist-pos { font-weight: 600; color: var(--sb-heading); font-variant-numeric: tabular-nums; }
.sb-setlist-nav { list-style: none; margin: 0; display: flex; flex-direction: column; gap: 0.25rem; }
.sb-setlist-nav li a {
  display: block; padding: 0.5rem 0.6rem; border-radius: var(--sb-radius); color: var(--sb-text);
}
.sb-setlist-nav li a:hover { background: var(--sb-hairline); text-decoration: none; }
.sb-setlist-nav li.current a { background: var(--sb-btn-bg); color: var(--sb-btn-text); }
.sb-setlist-nav .sb-song-title { display: block; font-weight: 600; }
.sb-setlist-nav .sb-song-artist { display: block; font-size: 0.82rem; opacity: 0.8; }

/* ── Song layout: panel + sheet ───────────────────────────────────────────── */
.sb-song-layout { display: grid; gap: 1.5rem; align-items: start; }
.sb-song-layout.sb-pos-left { grid-template-columns: minmax(0, max-content) minmax(0, 1fr); }
.sb-song-layout.sb-pos-top { grid-template-columns: 1fr; }
.sb-song-layout.sb-pos-hidden { grid-template-columns: 1fr; }
.sb-song-layout.sb-pos-hidden .sb-chord-panel { display: none; }
.sb-chord-panel[hidden] { display: none; }
.sb-song-layout.sb-pos-top .sb-chord-panel {
  border-bottom: 1px solid var(--sb-hairline); padding-bottom: 1rem;
}

.sb-dia-grid { display: flex; flex-wrap: wrap; gap: 0.75rem 0.9rem; align-items: flex-start; }
.sb-song-layout.sb-pos-left .sb-dia-grid { flex-direction: column; }
.sb-dia-cell { display: inline-flex; }
.sb-dia-ignored { flex-basis: 100%; margin-top: 0.5rem; }
.sb-diagram { overflow: visible; }

/* ── The song sheet ───────────────────────────────────────────────────────── */
.sb-song-sheet {
  font-size: var(--sb-song-font-size); line-height: 1.5;
  overflow-x: auto; -webkit-overflow-scrolling: touch;
}
.sb-song-sheet.sb-paper-letter, .sb-song-sheet.sb-paper-a4 {
  background: var(--sb-panel); border: 1px solid var(--sb-panel-border);
  border-radius: var(--sb-radius); padding: 1.5rem 1.75rem; margin-inline: auto;
}
.sb-song-sheet.sb-paper-letter { max-width: 8.5in; }
.sb-song-sheet.sb-paper-a4 { max-width: 210mm; }

.sb-sheet-cols.sb-multicol { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.75rem; }
.sb-col > * + * { margin-top: 0.35rem; }

.sb-verse, .sb-chorus { margin-bottom: 1rem; }
.sb-chorus {
  padding: 0.35rem 0.9rem; border-left: 4px solid var(--sb-chorus-border);
  background: var(--sb-chorus-bg); border-radius: 0 var(--sb-radius) var(--sb-radius) 0;
}
.sb-comment { font-weight: 700; color: var(--sb-accent); margin: 0.75rem 0 0.35rem; }
.sb-tab {
  font-family: var(--sb-font-mono); background: var(--sb-tab-bg);
  padding: 0.6rem 0.9rem; border-radius: var(--sb-radius); overflow-x: auto;
  white-space: pre; font-size: 0.9em; line-height: 1.35; margin-bottom: 1rem;
}

/* Chords-above lines: chord absolutely positioned over its own lyric segment. */
.sb-line { white-space: nowrap; min-height: 1.5em; }
.sb-line-above, .sb-line-mini { position: relative; }
.sb-line-above { padding-top: 1.45em; }
.sb-line-mini { padding-top: 3.6em; }
.sb-seg { position: relative; display: inline-block; vertical-align: bottom; }
.sb-seg-text { white-space: pre; }
.sb-seg-chord {
  position: absolute; left: 0; bottom: 100%; white-space: nowrap;
  color: var(--sb-chord); font-weight: 700; font-family: var(--sb-font-heading);
  line-height: 1.1; padding-right: 0.4em;
}
.sb-seg-dia { position: absolute; left: 0; bottom: 100%; line-height: 0; }
.sb-seg-dia .sb-diagram { margin-bottom: 2px; }

/* Inline chords */
.sb-line-inline { white-space: pre-wrap; }
.sb-chord-inline { color: var(--sb-chord); font-weight: 700; padding: 0 0.1em; }
.sb-inline-text { white-space: pre-wrap; }

/* ── Display slide-over controls ──────────────────────────────────────────── */
.sb-display-body, .sb-setlist-body { display: flex; flex-direction: column; gap: 1rem; }
.sb-opt-row { display: flex; flex-direction: column; gap: 0.4rem; }
.sb-opt-label { font-size: 0.82rem; font-weight: 700; color: var(--sb-heading); text-transform: uppercase; letter-spacing: 0.03em; }
.sb-opt-row .sb-segmented { flex-wrap: wrap; }
.sb-opt-toggles { display: flex; flex-direction: column; gap: 0.55rem; }
.sb-toggle { display: flex; align-items: center; gap: 0.55rem; font-size: 0.92rem; cursor: pointer; }
.sb-toggle input { width: auto; }
.sb-setlist-pick {
  display: block; width: 100%; text-align: left; padding: 0.65rem 0.8rem;
  border: 1px solid var(--sb-panel-border); border-radius: var(--sb-radius);
  color: var(--sb-text); background: var(--sb-panel);
}
.sb-setlist-pick:hover { background: var(--sb-hairline); }
.sb-correction-form textarea { margin-bottom: 0.75rem; }

/* ── Chord popover ────────────────────────────────────────────────────────── */
.sb-chord-popover { display: none; padding: 0.5rem; }

/* ── Finders ──────────────────────────────────────────────────────────────── */
.sb-finder-controls { display: flex; flex-direction: column; gap: 1rem; margin: 1.25rem 0 1.75rem; }
.sb-finder-label { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--sb-subtle); margin-bottom: 0.5rem; }
.sb-finder-chips { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.sb-finder-chip {
  padding: 0.4rem 0.75rem; border: 1px solid var(--sb-panel-border);
  border-radius: 999px; color: var(--sb-text); font-size: 0.88rem;
}
.sb-finder-chip:hover { background: var(--sb-hairline); }
.sb-finder-chip[aria-pressed="true"] { background: var(--sb-btn-bg); color: var(--sb-btn-text); border-color: transparent; }
.sb-finder-result { margin-top: 1rem; }

.sb-revfinder { display: grid; gap: 1.5rem; grid-template-columns: minmax(0, auto) minmax(0, 1fr); align-items: start; }
.sb-revfinder-board { display: flex; flex-direction: column; gap: 0.75rem; align-items: flex-start; }
.sb-fretboard { touch-action: manipulation; user-select: none; }
.sb-fretboard rect[data-fret]:hover, .sb-fretboard rect[data-marker]:hover { fill: color-mix(in srgb, var(--sb-accent) 18%, transparent); }
.sb-revfinder-matches { min-height: 100px; }

/* ── Print: diagrams on top, full width; hide chrome ──────────────────────── */
@media print {
  .sb-song-toolbar, .sb-setlist-bar, .sb-home-controls,
  .sb-drawer, .sb-drawer-backdrop, .sb-chord-popover { display: none !important; }
  .sb-song-layout { display: block !important; }
  .sb-chord-panel { display: block !important; border: none !important; padding: 0 0 0.75rem !important; }
  .sb-chord-panel .sb-dia-grid { flex-direction: row !important; flex-wrap: wrap !important; }
  .sb-song-sheet { overflow: visible !important; }
  .sb-col-pagebreak { break-before: page; page-break-before: always; }
  .sb-song-notes { border: none; background: transparent; padding: 0; }
}

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 760px) {
  .sb-song-layout.sb-pos-left { grid-template-columns: 1fr; }
  .sb-song-layout.sb-pos-left .sb-dia-grid { flex-direction: row; }
  .sb-revfinder { grid-template-columns: 1fr; }
  .sb-home-controls, .sb-song-toolbar { top: 0; }
}