:root{--bg:#f4f1ea;--surface:#fffdf9;--surface2:#f7f4ee;--ink:#18201c;--muted:#6e756f;--line:#ddd8cf;--accent:#66715f;--accent2:#e5e9e1;--danger:#a53f3f;--shadow:0 20px 55px rgba(36,44,39,.08)}*{box-sizing:border-box}html{height:100%}body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:radial-gradient(circle at 20% -10%,rgba(102,113,95,.10),transparent 30%),var(--bg)}button,input,select,textarea{font:inherit}button{cursor:pointer}.hidden{display:none!important}.inline-form{margin:0}.topbar{min-height:82px;padding:12px 28px;display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid rgba(130,130,120,.18)}.brand{display:flex;align-items:center;gap:12px}.brand-mark{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;overflow:hidden;background:#fbfaf7;color:#fff;font-size:23px;box-shadow:0 8px 20px rgba(102,113,95,.18)}.brand-mark img{width:100%;height:100%;display:block;object-fit:cover}.brand h1{margin:0;font-size:19px;letter-spacing:-.02em}.brand p{margin:2px 0 0;color:var(--muted);font-size:12px}.top-actions,.footer-actions{display:flex;gap:10px;align-items:center}.button{border:1px solid var(--line);border-radius:11px;padding:10px 15px;background:var(--surface);color:var(--ink);font-weight:750;text-decoration:none;transition:.16s ease}.button:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(20,30,25,.08)}.button.primary{background:var(--accent);color:#fff;border-color:var(--accent)}.button.ghost{background:rgba(255,255,255,.55)}.button.compact{padding:8px 11px;font-size:12px}.button.danger-text{background:transparent;border-color:transparent;color:var(--danger)}.panel{min-height:0;background:rgba(255,253,249,.84);border:1px solid rgba(170,165,155,.38);border-radius:22px;box-shadow:var(--shadow);backdrop-filter:blur(12px)}.admin-nav{display:flex;align-items:center;gap:4px;padding:4px;border:1px solid var(--line);border-radius:13px;background:rgba(255,255,255,.52)}.admin-nav-item{min-height:38px;padding:8px 13px;border:0;border-radius:9px;background:transparent;color:var(--muted);font-size:13px;font-weight:800}.admin-nav-item.active{color:#fff;background:var(--accent)}.nav-count{display:inline-grid;min-width:20px;height:20px;margin-left:5px;padding:0 5px;place-items:center;border-radius:999px;background:rgba(102,113,95,.1);color:var(--accent);font-size:10px}.admin-nav-item.active .nav-count{background:rgba(255,255,255,.17);color:#fff}.layout{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(390px,.8fr);gap:20px;max-width:1500px;margin:0 auto;padding:22px 28px 32px;min-height:calc(100vh - 82px)}.library,.set-panel{padding:24px}.set-panel{display:flex;flex-direction:column}.section-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}.section-head h2{margin:3px 0 0;font-size:25px;letter-spacing:-.03em}.eyebrow{color:var(--accent);text-transform:uppercase;font-size:11px;font-weight:850;letter-spacing:.14em}.count-pill{min-width:34px;height:30px;padding:0 9px;border-radius:999px;display:grid;place-items:center;background:var(--accent2);color:var(--accent);font-weight:800;font-size:12px}.library-toolbar{margin:18px 0 20px;display:flex;gap:10px;align-items:center}.search-wrap{flex:1;display:flex;align-items:center;gap:9px;border:1px solid var(--line);background:#fff;border-radius:13px;padding:0 12px}.search-wrap input{border:0;outline:0;background:transparent;width:100%;padding:12px 0;color:var(--ink)}.filter-pills{display:flex;gap:5px}.filter-pill{border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 10px;color:var(--muted);font-size:11px;font-weight:750}.filter-pill.active{background:var(--accent2);color:var(--accent);border-color:#c4dace}.song-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px;align-content:start}.song-card{position:relative;border:1px solid var(--line);background:#fff;border-radius:15px;overflow:hidden;min-width:0;transition:.16s ease}.song-card:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(28,34,30,.09)}.song-thumb-wrap{aspect-ratio:4/5;background:#ece8e0;overflow:hidden;position:relative}.song-thumb{width:100%;height:100%;object-fit:cover;object-position:top center;display:block}.structured-thumb{height:100%;padding:16px;background:#fff;overflow:hidden;pointer-events:none}.structured-thumb .structured-sheet{padding:0!important;min-height:0;transform-origin:top left;font-size:7px}.structured-thumb .structured-head h1{font-size:13px}.structured-thumb .structured-meta{font-size:6px}.structured-thumb .song-section{font-size:7px;margin:8px 0 3px}.structured-thumb .song-chord{font-size:6px}.structured-thumb .song-lyric{font-size:7px}.type-badge{position:absolute;top:9px;left:9px;z-index:4;padding:5px 7px;border-radius:999px;background:rgba(20,28,24,.78);color:#fff;font-size:9px;font-weight:850;letter-spacing:.07em;text-transform:uppercase;backdrop-filter:blur(7px)}.type-badge.structured{background:rgba(102,113,95,.9)}.add-overlay{position:absolute;inset:0;display:grid;place-items:center;background:rgba(17,35,28,.04);opacity:0;transition:opacity .15s}.song-card:hover .add-overlay{opacity:1}.add-circle{width:46px;height:46px;border-radius:50%;border:0;background:var(--accent);color:#fff;font-size:28px;box-shadow:0 10px 28px rgba(102,113,95,.3)}.song-meta{padding:11px 12px 12px}.song-title{font-weight:800;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.song-sub{margin-top:4px;color:var(--muted);font-size:11px}.song-card-actions{display:flex;gap:6px;margin-top:9px}.mini-action{flex:1;min-height:30px;border:1px solid var(--line);border-radius:8px;background:var(--surface2);color:var(--ink);font-size:10px;font-weight:750}.mini-action:hover{border-color:#bbb3a7}.mini-action.danger{flex:0 0 32px;color:var(--danger)}.set-title-input{display:block;border:0;background:transparent;outline:0;padding:0;margin-top:3px;width:min(320px,100%);color:var(--ink);font-weight:850;font-size:25px;letter-spacing:-.03em}.small-actions{display:flex;gap:8px}.icon-button{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--ink);font-size:17px;display:grid;place-items:center}.icon-button.danger{color:var(--danger)}.saved-sets-row{display:grid;grid-template-columns:auto 1fr auto;gap:9px;align-items:center;margin:18px 0 12px;padding-bottom:15px;border-bottom:1px solid var(--line)}.saved-sets-row label{color:var(--muted);font-size:12px;font-weight:700}.saved-sets-row select{width:100%;min-width:0;padding:8px 10px;border:1px solid var(--line);border-radius:10px;background:#fff}.share-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 12px;padding:11px 12px;border:1px solid #cdded4;border-radius:13px;background:#f3faf6}.share-label{display:block;color:var(--accent);font-size:12px;font-weight:850}.share-help{display:block;margin-top:2px;color:var(--muted);font-size:10px}.share-actions{display:flex;align-items:center;gap:7px}.set-list{display:flex;flex-direction:column;gap:8px;overflow-y:auto;padding:3px 2px 12px}.set-item{display:grid;grid-template-columns:22px 34px minmax(0,1fr) auto 30px;gap:9px;align-items:center;padding:10px 11px;border:1px solid var(--line);border-radius:13px;background:#fff;user-select:none}.set-item.dragging{opacity:.45}.set-item.drop-before{border-top:3px solid var(--accent)}.drag-handle{color:#a8aaa6;font-size:19px;cursor:grab;letter-spacing:-3px}.set-number{width:28px;height:28px;border-radius:9px;background:var(--surface2);display:grid;place-items:center;font-weight:850;font-size:12px}.set-item-title{font-weight:760;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.set-item-pages{color:var(--muted);font-size:11px}.transpose-control{display:flex;align-items:center;gap:3px;padding:3px;border-radius:9px;background:var(--surface2)}.transpose-control button{width:26px;height:26px;border:0;border-radius:7px;background:#fff;color:var(--accent);font-weight:900}.transpose-label{min-width:38px;text-align:center;font-size:11px;font-weight:850;color:var(--accent)}.remove-song{border:0;background:transparent;color:#8a8f8b;font-size:20px;border-radius:8px}.empty-state,.empty-set{text-align:center;color:var(--muted);padding:54px 24px}.empty-state h3,.empty-set h3{color:var(--ink);margin:10px 0 6px}.empty-state p,.empty-set p{max-width:390px;margin:0 auto 16px;line-height:1.45;font-size:13px}.empty-icon,.drop-symbol{margin:auto;width:58px;height:58px;border-radius:18px;background:var(--accent2);color:var(--accent);display:grid;place-items:center;font-size:28px}.empty-actions{display:flex;justify-content:center;gap:9px}.set-panel .empty-set{margin:auto}.set-footer{margin-top:auto;padding-top:16px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:14px}.set-stats{display:flex;flex-direction:column;gap:2px}.set-stats strong{font-size:13px}.set-stats span{color:var(--muted);font-size:11px}.sets-layout{max-width:1500px;margin:0 auto;padding:22px 28px 42px;min-height:calc(100vh - 82px)}.sets-overview{padding:26px}.sets-overview-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:22px}.sets-overview-head h2{margin:3px 0 4px;font-size:27px}.sets-overview-head p{margin:0;color:var(--muted);font-size:13px}.sets-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:14px}.set-card{display:flex;min-width:0;min-height:230px;flex-direction:column;padding:17px;border:1px solid var(--line);border-radius:17px;background:#fff}.set-card-head{display:flex;align-items:center;gap:11px}.set-card-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:12px;background:var(--accent2);color:var(--accent);font-size:20px}.set-card-title-wrap{min-width:0}.set-card-title-wrap h3{margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:17px}.set-card-title-wrap p{margin:4px 0 0;color:var(--muted);font-size:11px}.set-card-songs{display:flex;min-height:82px;margin:16px 0;flex-direction:column;gap:5px;color:#454c48;font-size:12px}.set-card-songs span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.set-card-actions{display:flex;flex-wrap:wrap;gap:7px;margin-top:auto;padding-top:12px;border-top:1px solid #eeeae3}.toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%,15px);opacity:0;pointer-events:none;z-index:3000;background:#17201b;color:#fff;padding:11px 15px;border-radius:11px;box-shadow:0 12px 30px rgba(0,0,0,.2);font-size:13px;transition:.2s}.toast.show{opacity:1;transform:translate(-50%,0)}
/* Structured song renderer */.structured-sheet{width:min(900px,100%);min-height:100%;padding:36px 44px 60px;background:#fff;color:#121713}.structured-head{padding-bottom:20px;border-bottom:1px solid #e7e3dc;margin-bottom:22px}.structured-head h1{margin:0;font-size:calc(30px * var(--song-scale,1));letter-spacing:-.035em}.structured-meta{margin-top:6px;color:#69716c;font-size:calc(12px * var(--song-scale,1));font-weight:700}.structured-body{font-size:calc(18px * var(--song-scale,1));line-height:1.45}.song-section{margin:26px 0 9px;color:var(--accent);font-size:calc(12px * var(--song-scale,1));letter-spacing:.11em;text-transform:uppercase}.song-line{display:flex;flex-wrap:wrap;align-items:flex-end;min-height:34px}.song-token{display:inline-flex;min-width:0;flex-direction:column;justify-content:flex-end}.song-chord{min-height:16px;color:var(--accent);font-size:.68em;font-weight:850;line-height:1.05}.song-lyric{white-space:pre-wrap}.song-blank{height:13px}
/* Editor */.editor-shell{position:fixed;inset:0;z-index:2500;padding:18px;background:rgba(20,25,22,.46);backdrop-filter:blur(8px);overflow:auto}.editor-panel{width:min(1450px,100%);min-height:calc(100vh - 36px);margin:0 auto;padding:24px;background:var(--surface);border-radius:22px;box-shadow:0 28px 80px rgba(0,0,0,.22);display:flex;flex-direction:column}.editor-header{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}.editor-header h2{margin:3px 0 0;font-size:26px}.editor-close{width:42px;height:42px;border:1px solid var(--line);border-radius:12px;background:#fff;font-size:25px}.editor-notice{margin:7px 0 0;padding:7px 10px;border-radius:8px;background:#fff4d8;color:#775a14;font-size:11px}.editor-meta-grid{display:grid;grid-template-columns:2fr repeat(3,minmax(100px,.55fr));gap:10px;margin:20px 0 14px}.field{display:flex;flex-direction:column;gap:5px}.field span{font-size:10px;font-weight:800;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}.field input{width:100%;padding:10px 11px;border:1px solid var(--line);border-radius:10px;background:#fff;outline:0}.editor-workspace{display:grid;grid-template-columns:1fr 1fr;gap:14px;flex:1;min-height:580px}.editor-code,.editor-preview-wrap{display:flex;min-width:0;flex-direction:column;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff}.editor-subhead{min-height:44px;padding:10px 13px;display:flex;justify-content:space-between;align-items:center;gap:10px;border-bottom:1px solid var(--line);background:var(--surface2);font-size:12px}.editor-subhead span{color:var(--muted);font-size:10px}.editor-code textarea{flex:1;min-height:520px;padding:17px;border:0;outline:0;resize:none;font-family:"SFMono-Regular",Consolas,monospace;font-size:13px;line-height:1.55;color:#24302a}.editor-preview{flex:1;overflow:auto;background:#e9e6df;padding:16px}.editor-preview .structured-sheet{min-height:100%;margin:0 auto;box-shadow:0 8px 25px rgba(0,0,0,.08)}.editor-footer{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:15px}.editor-source{color:var(--muted);font-size:11px}.editor-actions{display:flex;gap:8px}
/* Player */.player{position:fixed;inset:0;z-index:2000;display:block;background:#0d100e;overflow:hidden;overscroll-behavior:none}.player-stage{position:absolute;inset:0;overflow:auto;padding:2px 0 calc(82px + env(safe-area-inset-bottom));display:flex;flex-direction:column;align-items:safe center;gap:4px;scroll-behavior:smooth;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;touch-action:pan-x pan-y;cursor:pointer}.player-page{width:calc(100vw - 4px);max-width:none;height:auto;display:block;flex:0 0 auto;background:#fff}.player-stage .structured-sheet{width:min(920px,calc(100vw - 4px));min-height:100%;flex:0 0 auto}.player-bar{position:absolute;top:max(8px,env(safe-area-inset-top));left:max(8px,env(safe-area-inset-left));right:max(8px,env(safe-area-inset-right));z-index:2120;min-height:52px;padding:7px 9px;display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:10px;align-items:center;color:#fff;background:rgba(11,15,13,.82);border:1px solid rgba(255,255,255,.13);border-radius:16px;backdrop-filter:blur(14px);transition:.18s}.player-left{display:flex;align-items:center;gap:8px;min-width:0}.player-close,.player-fullscreen{width:38px;height:38px;flex:0 0 38px;display:grid;place-items:center;border-radius:11px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.08);color:#fff;font-size:22px}.player-kicker{color:#9fafaa;font-size:9px;text-transform:uppercase;letter-spacing:.12em}.player-song{font-size:14px;font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.player-progress{font-size:13px;font-weight:800}.player-key-control{display:flex;align-items:center;gap:3px;padding:3px;border-radius:999px;background:rgba(255,255,255,.09)}.player-key-control button{width:32px;height:32px;border:0;border-radius:50%;background:rgba(255,255,255,.08);color:#fff;font-size:18px}.player-key-control span{min-width:48px;text-align:center;font-size:12px;font-weight:850}.player-zoom-controls,.player-controls{position:absolute;z-index:2120;bottom:max(10px,env(safe-area-inset-bottom));display:flex;gap:8px;transition:.18s}.player-zoom-controls{left:max(10px,env(safe-area-inset-left))}.player-controls{right:max(10px,env(safe-area-inset-right))}.round-button{width:48px;height:48px;border-radius:50%;border:1px solid rgba(255,255,255,.18);background:rgba(20,25,22,.78);color:#fff;font-size:22px;backdrop-filter:blur(8px)}.round-button.main{background:var(--accent);border-color:var(--accent)}.zoom-label{min-width:62px;height:42px;padding:0 10px;border-radius:21px;border:1px solid rgba(255,255,255,.18);background:rgba(20,25,22,.78);color:#fff;font-size:12px;font-weight:800}.player.player-hud-hidden .player-bar{opacity:0;pointer-events:none;transform:translateY(-8px)}.player.player-hud-hidden .player-zoom-controls,.player.player-hud-hidden .player-controls{opacity:0;pointer-events:none;transform:translateY(8px)}.player-loading{margin-top:42vh;padding:10px 14px;border-radius:999px;background:rgba(20,25,22,.78);color:#e5ebe8}
/* Public */.public-topbar{min-height:82px;padding:15px 28px;display:flex;align-items:center;justify-content:space-between;gap:18px;border-bottom:1px solid rgba(130,130,120,.18)}.public-main{max-width:920px;margin:0 auto;padding:26px 22px 48px}.public-set-card{padding:24px}.public-song-list{display:flex;flex-direction:column;gap:9px;margin-top:20px}.public-song-row{display:grid;grid-template-columns:34px 54px minmax(0,1fr) 36px;align-items:center;gap:12px;padding:8px 10px;border:1px solid var(--line);border-radius:13px;background:#fff}.public-song-row img,.public-song-type{width:54px;height:64px;border-radius:6px;background:#ece8e0}.public-song-row img{object-fit:cover;object-position:top}.public-song-type{display:grid;place-items:center;background:var(--accent2);color:var(--accent);font-size:25px}.public-song-info{min-width:0}.public-song-info strong{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:14px}.public-song-info span{display:block;margin-top:3px;color:var(--muted);font-size:11px}.not-found-card{width:min(520px,calc(100% - 32px));margin:15vh auto 0;padding:42px 28px;text-align:center}
/* Login */.login-body{min-height:100vh;display:grid;place-items:center;padding:22px}.login-card{width:min(430px,100%);padding:28px}.login-brand{margin-bottom:28px}.login-card h2{margin:0;font-size:28px}.login-copy{margin:7px 0 22px;color:var(--muted);font-size:13px}.login-form{display:flex;flex-direction:column;gap:9px}.login-form label{font-size:12px;font-weight:800}.login-form input{width:100%;padding:12px 13px;border:1px solid var(--line);border-radius:11px}.login-error{margin:0 0 13px;padding:10px 12px;border-radius:10px;background:#fff0f0;color:var(--danger);font-size:12px;font-weight:700}
@media(max-width:1100px){.topbar{flex-wrap:wrap}.admin-nav{order:3;width:100%}.admin-nav-item{flex:1}.layout{grid-template-columns:1fr}.set-panel{min-height:600px}.editor-workspace{grid-template-columns:1fr}.editor-preview-wrap{min-height:520px}}
@media(max-width:700px){.topbar{padding:10px 14px}.top-actions{width:100%;flex-wrap:wrap}.top-actions .button{flex:1}.library,.set-panel{padding:16px}.layout,.sets-layout{padding:14px}.library-toolbar{align-items:stretch;flex-direction:column}.filter-pills{overflow:auto}.song-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.sets-grid{grid-template-columns:1fr}.sets-overview{padding:17px}.sets-overview-head{flex-direction:column}.editor-shell{padding:0}.editor-panel{min-height:100vh;border-radius:0;padding:14px}.editor-meta-grid{grid-template-columns:1fr 1fr}.field-title{grid-column:1/-1}.editor-workspace{min-height:0}.editor-code textarea{min-height:430px}.editor-preview-wrap{min-height:480px}.editor-footer{align-items:stretch;flex-direction:column}.editor-actions{width:100%}.editor-actions .button{flex:1}.structured-sheet{padding:28px 22px 50px}.structured-body{font-size:17px}.player-bar{top:max(6px,env(safe-area-inset-top));left:6px;right:6px;grid-template-columns:minmax(0,1fr) auto;padding:5px 6px}.player-key-control{position:absolute;top:58px;left:50%;transform:translateX(-50%);background:rgba(11,15,13,.8)}.player-progress{font-size:11px}.player-stage .structured-sheet{width:100vw;padding:78px 18px 70px}.public-topbar{align-items:flex-start;padding:14px}.public-topbar .top-actions{width:auto;flex-direction:column}.public-main{padding:14px}.share-row{align-items:flex-start;flex-direction:column}.share-actions{width:100%}.share-actions .compact{flex:1}}
@media(max-width:480px){.brand p{display:none}.song-grid{grid-template-columns:1fr 1fr}.song-card-actions{flex-wrap:wrap}.mini-action{min-width:70px}.set-item{grid-template-columns:18px 28px minmax(0,1fr) 30px}.transpose-control{grid-column:3/5;justify-self:start}.set-footer{align-items:flex-end}.footer-actions{flex-direction:column}.editor-subhead span{display:none}.public-song-row{grid-template-columns:30px 46px minmax(0,1fr) 34px}.public-song-row img,.public-song-type{width:46px;height:56px}}

/* v7: responsive presentation mode for structured songs ------------------- */
.player-presentation {
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(255,255,255,.08);
  color: #fff;
  font-size: 18px;
  line-height: 1;
}
.player-presentation.active {
  background: var(--accent);
  border-color: rgba(255,255,255,.22);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.08);
}

.player.presentation-active {
  background: #fff;
}
.player.presentation-active .player-stage {
  overflow: hidden;
  padding: 0;
  align-items: stretch;
  gap: 0;
  background: #fff;
}
.player.presentation-active .structured-sheet.presentation-sheet {
  width: 100% !important;
  max-width: none !important;
  min-height: 0;
  margin: 0;
  padding: clamp(18px, 2.25vw, 38px) clamp(20px, 3vw, 52px);
  overflow: hidden;
  background: #fff;
  box-shadow: none;
}
.player.presentation-active .structured-head {
  display: none;
}
.player.presentation-active .structured-body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: visible;
  column-fill: auto;
  column-gap: clamp(28px, 4vw, 70px);
  column-rule: 1px solid #ece9e2;
  line-height: 1.32;
}

.player.presentation-active .song-section-block {
  break-inside: avoid-column;
  page-break-inside: avoid;
  -webkit-column-break-inside: avoid;
  display: block;
}
.player.presentation-active .song-section-block + .song-section-block {
  margin-top: calc(8px * var(--song-scale,1));
}
.player.presentation-active .song-section {
  margin: calc(16px * var(--song-scale,1)) 0 calc(6px * var(--song-scale,1));
  break-after: avoid-column;
  page-break-after: avoid;
}
.player.presentation-active .song-section-block:first-child .song-section {
  margin-top: 0;
}
.player.presentation-active .song-line {
  min-height: calc(27px * var(--song-scale,1));
  break-inside: avoid-column;
  page-break-inside: avoid;
}
.player.presentation-active .song-blank {
  height: calc(8px * var(--song-scale,1));
  break-inside: avoid-column;
}
.player.presentation-active .song-chord {
  min-height: calc(13px * var(--song-scale,1));
}
.player.presentation-active .zoom-label {
  min-width: 76px;
}

@media (max-width: 719px) {
  .player.presentation-active .structured-sheet.presentation-sheet {
    padding: max(10px, env(safe-area-inset-top)) 14px max(12px, env(safe-area-inset-bottom));
  }
  .player.presentation-active .structured-body {
    column-gap: 20px;
    column-rule: 0;
  }
  .player-presentation {
    width: 36px;
    height: 36px;
    flex-basis: 36px;
  }
}

@media (orientation: landscape) and (max-height: 620px) {
  .player.presentation-active .structured-sheet.presentation-sheet {
    padding: 10px 18px;
  }
  .player.presentation-active .song-section {
    margin-top: calc(10px * var(--song-scale,1));
  }
  .player.presentation-active .song-line {
    min-height: calc(24px * var(--song-scale,1));
  }
}
.player-presentation.fallback {
  background: rgba(180, 125, 30, .9);
}

/* v9: passwordless users + per-user/collaborative sets --------------------- */
.current-user-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 38px;
  padding: 7px 11px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(255,255,255,.56);
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
}
.current-user-chip b {
  padding: 2px 6px;
  border-radius: 999px;
  background: var(--accent-2);
  color: var(--accent);
  font-size: 9px;
  letter-spacing: .05em;
  text-transform: uppercase;
}
.set-ownership {
  margin: -3px 0 11px;
  padding: 8px 11px;
  border-radius: 10px;
  background: var(--surface-2);
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
}
.set-owner-badge {
  flex: 0 0 auto;
  padding: 4px 7px;
  border-radius: 999px;
  background: var(--accent-2);
  color: var(--accent);
  font-size: 9px;
  font-weight: 850;
  white-space: nowrap;
}
.set-card-sharing {
  margin-top: 10px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
}
.users-overview { padding: 26px; }
.create-user-form {
  display: grid;
  grid-template-columns: minmax(220px, 420px) auto;
  align-items: end;
  gap: 10px;
  margin: 4px 0 24px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: var(--surface-2);
}
.create-user-form .field { margin: 0; }
.users-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.user-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: white;
}
.user-avatar {
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--accent-2);
  color: var(--accent);
  font-weight: 900;
}
.user-row-main { min-width: 0; flex: 1; }
.user-row-main strong { display: block; font-size: 14px; }
.user-row-main span { display: block; margin-top: 2px; color: var(--muted); font-size: 10px; }
.role-badge, .you-badge {
  padding: 5px 8px;
  border-radius: 999px;
  font-size: 9px;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.role-badge { background: var(--accent); color: white; }
.you-badge { background: var(--surface-2); color: var(--muted); }
.modal-shell {
  position: fixed;
  inset: 0;
  z-index: 1250;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(12,18,15,.58);
  backdrop-filter: blur(7px);
  -webkit-backdrop-filter: blur(7px);
}
.modal-card {
  width: min(520px, 100%);
  max-height: min(720px, calc(100vh - 36px));
  overflow: auto;
  padding: 22px;
}
.modal-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; }
.modal-head h2 { margin: 3px 0 0; font-size: 22px; letter-spacing: -.03em; }
.modal-copy { margin: 12px 0 16px; color: var(--muted); font-size: 12px; line-height: 1.5; }
.members-list { display: flex; flex-direction: column; gap: 8px; }
.member-option {
  display: flex;
  align-items: center;
  gap: 11px;
  min-height: 52px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: white;
  cursor: pointer;
}
.member-option:has(input:checked) { border-color: #a9cabb; background: #f1f8f4; }
.member-option input { width: 18px; height: 18px; accent-color: var(--accent); }
.member-option span { display: flex; min-width: 0; flex: 1; flex-direction: column; }
.member-option strong { font-size: 13px; }
.member-option small { margin-top: 2px; color: var(--muted); font-size: 10px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; padding-top: 15px; border-top: 1px solid var(--line); }
.empty-inline { padding: 22px; text-align: center; color: var(--muted); font-size: 12px; }
.login-security-note { margin: 18px 0 0; color: var(--muted); font-size: 10px; line-height: 1.45; }

@media (max-width: 700px) {
  .current-user-chip { order: 4; }
  .create-user-form { grid-template-columns: 1fr; }
  .create-user-form .button { width: 100%; }
  .set-owner-badge { display: none; }
  .modal-shell { padding: 10px; }
  .modal-card { padding: 17px; }
}

/* v10.2 global PIN */
.pin-settings{margin:18px 0 22px;padding:18px;border:1px solid var(--line);border-radius:14px;background:var(--surface2);display:grid;grid-template-columns:minmax(220px,1fr) minmax(360px,1.35fr);gap:22px;align-items:end}
.pin-settings-copy h3{margin:4px 0 6px;font-size:18px}.pin-settings-copy p{margin:0 0 5px;font-size:12px;font-weight:750}.pin-settings-copy p.configured{color:#28744f}.pin-settings-copy small{display:block;color:var(--muted);font-size:10px;line-height:1.45}
.pin-settings-form{display:grid;grid-template-columns:1fr 1fr auto;gap:10px;align-items:end}.pin-settings-form .button{min-height:39px;white-space:nowrap}
@media(max-width:850px){.pin-settings{grid-template-columns:1fr}.pin-settings-form{grid-template-columns:1fr 1fr}.pin-settings-form .button{grid-column:1/-1}}
@media(max-width:560px){.pin-settings-form{grid-template-columns:1fr}}

/* v11: tags, artist, editor helpers, offline sets, set navigation ----------- */
.library-filters{display:flex;align-items:center;gap:9px;min-width:0}
.tag-filter{min-height:36px;max-width:180px;padding:7px 30px 7px 10px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--ink);font-size:11px;font-weight:750;outline:0}
.song-tags{display:flex;flex-wrap:wrap;gap:4px;margin-top:7px;min-height:18px}
.song-tag{max-width:100%;padding:3px 7px;border-radius:999px;background:var(--accent2);color:var(--accent);font-size:9px;font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.structured-artist{margin-top:4px;color:#3f4b45;font-size:calc(14px * var(--song-scale,1));font-weight:700}
.structured-sheet.compact .structured-artist{font-size:calc(9px * var(--song-scale,1));margin-top:1px}
.offline-status{display:inline-flex;align-items:center;min-height:34px;padding:6px 9px;border-radius:999px;background:#edf7f1;color:#28744f;font-size:10px;font-weight:850;white-space:nowrap}
.offline-status.is-offline{background:#fff1da;color:#9a641c}
.meta-form-grid{display:grid;grid-template-columns:1fr;gap:12px;margin-top:12px}
.editor-meta-grid{grid-template-columns:2fr 1.4fr repeat(3,minmax(92px,.55fr))}
.field-tags{grid-column:1/-1}.field-artist{min-width:0}
.editor-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 11px;border-bottom:1px solid var(--line);background:#fff}
.section-buttons{display:flex;flex-wrap:wrap;gap:5px}
.section-buttons button,.chord-insert button,.quick-chords button{min-height:30px;padding:5px 9px;border:1px solid var(--line);border-radius:8px;background:var(--surface2);color:var(--ink);font-size:10px;font-weight:800}
.section-buttons button:hover,.chord-insert button:hover,.quick-chords button:hover{border-color:#a9cabb;background:#f1f8f4;color:var(--accent)}
.chord-insert{display:flex;align-items:center;gap:5px;flex:0 0 auto}.chord-insert input{width:82px;min-height:30px;padding:5px 8px;border:1px solid var(--line);border-radius:8px;outline:0;font-family:"SFMono-Regular",Consolas,monospace;font-size:11px}
.quick-chords{display:flex;align-items:center;gap:5px;min-height:38px;padding:5px 11px;border-bottom:1px solid var(--line);background:#fbfaf7;overflow-x:auto}.quick-chords>span{flex:0 0 auto;color:var(--muted);font-size:9px;font-weight:800;text-transform:uppercase;letter-spacing:.06em}.quick-chords button{flex:0 0 auto;min-height:27px;padding:4px 8px;background:#fff;color:var(--accent)}
.player-context{position:absolute;z-index:2115;left:50%;bottom:max(12px,env(safe-area-inset-bottom));transform:translateX(-50%);width:min(640px,58vw);min-height:48px;padding:6px 8px;display:grid;grid-template-columns:minmax(0,1fr) 88px minmax(0,1fr);align-items:center;gap:9px;border:1px solid rgba(255,255,255,.15);border-radius:14px;background:rgba(11,15,13,.78);color:#fff;backdrop-filter:blur(12px);transition:.18s}
.player-context button{min-width:0;padding:2px 6px;border:0;background:transparent;color:#fff;text-align:left}.player-context button:last-child{text-align:right}.player-context button:disabled{opacity:.38;cursor:default}.player-context strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11px}.context-label{display:block;margin-bottom:2px;color:#9fafaa;font-size:8px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}.player-context-center{text-align:center;font-size:10px;font-weight:850}.player-context-track{height:3px;margin-top:5px;border-radius:999px;background:rgba(255,255,255,.14);overflow:hidden}.player-context-track i{display:block;width:0;height:100%;border-radius:inherit;background:#79b799;transition:width .2s ease}.player.player-hud-hidden .player-context{opacity:0;pointer-events:none;transform:translate(-50%,8px)}

@media(max-width:1100px){.editor-meta-grid{grid-template-columns:2fr 1.4fr 1fr 1fr}.editor-meta-grid .field:nth-child(5){grid-column:auto}.field-tags{grid-column:1/-1}.library-filters{flex-wrap:wrap}}
@media(max-width:800px){.player-context{width:min(520px,62vw);grid-template-columns:minmax(0,1fr) 66px minmax(0,1fr)}.player-context strong{font-size:10px}.editor-toolbar{align-items:stretch;flex-direction:column}.chord-insert{justify-content:flex-end}.chord-insert input{flex:1;width:auto}.tag-filter{max-width:none}}
@media(max-width:700px){.library-filters{width:100%;align-items:stretch}.tag-filter{min-width:120px;flex:1}.editor-meta-grid{grid-template-columns:1fr 1fr}.field-title,.field-artist,.field-tags{grid-column:1/-1}.offline-status{order:5}.player-context{left:50%;bottom:70px;width:calc(100vw - 20px);max-width:560px;min-height:42px}.player-context button{padding:1px 4px}.player-context strong{font-size:9px}.context-label{font-size:7px}}
@media(max-width:480px){.library-filters{flex-direction:column}.tag-filter{width:100%}.section-buttons{display:grid;grid-template-columns:repeat(3,1fr);width:100%}.section-buttons button{width:100%}.quick-chords{padding-left:8px;padding-right:8px}.player-context{grid-template-columns:minmax(0,1fr) 56px minmax(0,1fr)}.player-context .context-label{display:none}}

/* Verse v12.1 · Library song viewer */
.song-card{cursor:pointer}
.song-viewer{position:fixed;inset:0;z-index:2450;padding:22px;background:rgba(22,27,24,.62);backdrop-filter:blur(10px);overflow:auto}
.song-viewer-shell{width:min(1080px,100%);margin:0 auto;display:grid;grid-template-columns:minmax(0,794px) 196px;gap:16px;align-items:start;justify-content:center}
.song-viewer-document{min-width:0;padding-bottom:24px}
.song-viewer-canvas{display:flex;min-width:0;flex-direction:column;gap:18px}
.viewer-a4{width:100%;max-width:794px;margin:0 auto;background:#fff;border:1px solid rgba(170,165,155,.45);box-shadow:0 22px 60px rgba(0,0,0,.24);overflow:hidden}
.viewer-a4.structured-a4{aspect-ratio:210/297;min-height:0;overflow:visible}
.viewer-a4.structured-a4>.structured-sheet{width:100%;min-height:100%;padding:42px 50px 62px;box-shadow:none}
.viewer-a4.pdf-a4 img{display:block;width:100%;height:auto;background:#fff}
.song-viewer-toolbar{position:sticky;top:22px;display:flex;flex-direction:column;gap:8px;padding:11px;border:1px solid rgba(220,216,207,.92);border-radius:16px;background:rgba(255,253,249,.96);box-shadow:0 18px 46px rgba(0,0,0,.16);backdrop-filter:blur(16px)}
.song-viewer-heading{padding:4px 5px 9px;border-bottom:1px solid var(--line)}
.song-viewer-heading strong{display:block;margin-top:3px;font-size:15px;line-height:1.25}
.song-viewer-heading small{display:block;margin-top:5px;color:var(--muted);font-size:10px;line-height:1.35}
.viewer-tool{width:100%;min-height:39px;padding:9px 10px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font-size:11px;font-weight:800;text-align:left}
.viewer-tool:hover{border-color:#bbb3a7;transform:translateY(-1px)}
.viewer-tool.primary{border-color:var(--accent);background:var(--accent);color:#fff}
.viewer-tool.close{margin-top:4px;color:var(--muted);background:var(--surface2)}
.viewer-transpose{padding:9px;border:1px solid var(--line);border-radius:11px;background:var(--surface2)}
.viewer-transpose>span{display:block;margin-bottom:6px;color:var(--muted);font-size:9px;font-weight:850;letter-spacing:.08em;text-transform:uppercase}
.viewer-transpose>div{display:grid;grid-template-columns:34px 1fr 34px;gap:4px;align-items:center}
.viewer-transpose button{height:32px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--accent);font-size:18px;font-weight:900}
.viewer-transpose strong{text-align:center;color:var(--accent);font-size:13px}

@media(max-width:900px){
  .song-viewer{padding:10px 10px 118px}
  .song-viewer-shell{display:block;width:min(794px,100%)}
  .song-viewer-toolbar{position:fixed;z-index:2;left:8px;right:8px;bottom:max(8px,env(safe-area-inset-bottom));top:auto;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;padding:8px;border-radius:15px}
  .song-viewer-heading{grid-column:1/-1;display:flex;align-items:baseline;gap:8px;padding:2px 4px 6px;min-width:0}
  .song-viewer-heading .eyebrow{display:none}.song-viewer-heading strong{margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px}.song-viewer-heading small{margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:9px}
  .viewer-transpose{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;padding:5px 7px}.viewer-transpose>span{margin:0}.viewer-transpose>div{width:150px}
  .viewer-tool{min-height:36px;padding:7px 8px;text-align:center;font-size:10px}.viewer-tool.close{margin-top:0}
  .viewer-a4.structured-a4>.structured-sheet{padding:28px 24px 44px}
}

@media(max-width:520px){
  .song-viewer{padding:6px 6px 126px}
  .song-viewer-toolbar{grid-template-columns:repeat(2,minmax(0,1fr))}
  .song-viewer-heading,.viewer-transpose{grid-column:1/-1}
  .song-viewer-heading small{display:none}
  .viewer-a4.structured-a4>.structured-sheet{padding:24px 18px 38px}
  .song-viewer-canvas .structured-head h1{font-size:24px}.song-viewer-canvas .structured-body{font-size:15px}.song-viewer-canvas .song-line{min-height:30px}
}