/* Drumix Stage 4.4: one calm selector and CSS-only visibility profiles. */
.pbAssistancePanel{position:fixed;z-index:7600;inset:0;display:flex;align-items:center;justify-content:center;padding:18px;background:rgba(18,25,34,.42);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
.pbAssistancePanel[hidden]{display:none!important}.pbAssistanceSheet{width:min(700px,100%);max-height:calc(100dvh - 36px);overflow:auto;padding:22px;border:1px solid rgba(255,255,255,.7);border-radius:27px;background:rgba(255,255,255,.97);box-shadow:0 28px 90px rgba(12,29,51,.28);color:#1d1d1f}.pbAssistanceSheet>header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.pbAssistanceSheet>header small{color:#0878df;font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.pbAssistanceSheet>header h2{margin:3px 0 4px;font-size:28px;line-height:1.1;letter-spacing:-.025em}.pbAssistanceSheet>header p{margin:0;color:#6e6e73}.pbAssistanceSheet>header>button{flex:0 0 40px;width:40px;height:40px;border:0;border-radius:50%;background:#eeeef2;color:#1d1d1f;font-size:24px;cursor:pointer}
.pbAssistanceOptions{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:18px}.pbAssistanceOption{position:relative;min-height:86px;display:grid;grid-template-columns:24px minmax(0,1fr);align-content:center;gap:3px 9px;padding:13px 14px;border:1px solid rgba(0,0,0,.10);border-radius:17px;background:#fff;color:#1d1d1f;text-align:left;cursor:pointer}.pbAssistanceOption>span{grid-row:1/3;width:22px;height:22px;display:grid;place-items:center;border:1px solid #c8c8cd;border-radius:50%;color:#fff;font-size:13px}.pbAssistanceOption>b{font-size:15px}.pbAssistanceOption>small{color:#6e6e73;line-height:1.35}.pbAssistanceOption[aria-pressed=true]{border-color:rgba(10,132,255,.48);background:#eef7ff;box-shadow:inset 0 0 0 1px rgba(10,132,255,.18)}.pbAssistanceOption[aria-pressed=true]>span{border-color:#0a84ff;background:#0a84ff}.pbAssistanceOption:focus-visible,.pbAssistanceSheet button:focus-visible,.pbAssistanceSheet summary:focus-visible,.pbAssistanceSheet input:focus-visible{outline:3px solid rgba(10,132,255,.45);outline-offset:2px}.pbAssistanceCustom{margin-top:15px;padding:12px 14px;border-radius:15px;background:#f5f5f7}.pbAssistanceCustom summary{font-weight:750;cursor:pointer}.pbAssistanceCustom>div{display:grid;grid-template-columns:1fr 1fr;gap:8px 14px;margin:13px 0}.pbAssistanceCustom label{display:flex;align-items:center;gap:9px;min-height:36px}.pbAssistanceCustom input,.pbAssistanceRecommendations input{width:20px;height:20px;accent-color:#0a84ff}.pbAssistanceCustom>button{min-height:40px;padding:0 12px;border:0;border-radius:11px;background:#fff;color:#075da9;font-weight:700;cursor:pointer}.pbAssistanceRecommendations{display:flex;align-items:flex-start;gap:10px;margin-top:13px;padding:11px 3px}.pbAssistanceRecommendations>span{display:flex;flex-direction:column;gap:2px}.pbAssistanceRecommendations small{color:#6e6e73;line-height:1.35}
.pbPcAssistance{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:16px;padding:17px 19px;border:1px solid rgba(0,0,0,.08);border-radius:19px;background:#fff}.pbPcAssistanceCopy{display:grid;gap:3px}.pbPcAssistanceCopy>small{color:#356fae;font-size:11px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}.pbPcAssistanceCopy>b{font-size:18px}.pbPcAssistanceCopy>span{color:#6e6e73;font-size:13px}.pbPcAssistance>button,.pbPcAssistanceRecommendation button{min-height:44px;padding:0 14px;border:0;border-radius:12px;background:#eaf4ff;color:#075da9;font-weight:760;cursor:pointer}.pbPcAssistanceRecommendation{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:4px;padding:12px 14px;border-radius:14px;background:#f2f7fd;color:#33465a}.pbPcAssistanceRecommendation p{margin:0;font-size:14px;line-height:1.4}.pbPcAssistanceRecommendation div{display:flex;gap:7px}.pbPcAssistanceRecommendation button:first-child{background:#0a84ff;color:#fff}.pbPcAssistanceRecommendation button:last-child{background:#fff;color:#566274}
.pbRhAssistance{min-height:48px;max-width:185px;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding:0 12px;border-radius:13px!important;background:#eef6ff!important;color:#075da9!important}.pbRhAssistance small{font-size:9px;text-transform:uppercase;letter-spacing:.05em;opacity:.75}.pbRhAssistance b{max-width:160px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px}.pbRhAssistance:focus-visible{outline:3px solid rgba(10,132,255,.42);outline-offset:2px}
body.pb-rehearsal-mode.pb-assistance-no-part-names #pbSongSheet .pbSectionLabel{opacity:0!important;visibility:hidden!important;pointer-events:none!important}
body.pb-rehearsal-mode.pb-assistance-no-part-boundaries #pbSongSheet .pbSectionBox{opacity:0!important;visibility:hidden!important;pointer-events:none!important}
body.pb-rehearsal-mode.pb-assistance-minimal #pbSongSheet .pbSectionBox{opacity:.38!important;stroke:#6e8aa6!important;stroke-width:.7!important}
body.pb-rehearsal-mode.pb-assistance-no-playhead #pbSongSheet .pbSongCursor,body.pb-rehearsal-mode.pb-assistance-no-playhead #pbMobileSheet .pbSongCursor{display:none!important}
body.pb-rehearsal-mode.pb-assistance-no-drums #pbFloatViz,body.pb-rehearsal-mode.pb-assistance-no-drums #drumVizOverlay{display:none!important}
body.pb-rehearsal-mode.pb-assistance-no-difficult .pbRhDock [data-rh-action=difficult]{display:none!important}
body.pb-rehearsal-mode.pb-assistance-no-parts .pbRhDock [data-rh-action=parts]{display:none!important}
body.pb-rehearsal-mode.pb-assistance-no-range .pbRhRange{display:none!important}
body.pb-rehearsal-mode.pb-assistance-no-loop .pbRhLoop{display:none!important}
body.pb-rehearsal-mode.pb-assistance-simple-controls .pbRhIconButton{display:none!important}
body.pb-rehearsal-mode.pb-assistance-independent .pbRhTempo{display:none!important}
body.pb-rehearsal-mode.pb-assistance-switching .pbRhDock,body.pb-rehearsal-mode.pb-assistance-switching #pbSongSheet .pbSectionLabel,body.pb-rehearsal-mode.pb-assistance-switching #pbSongSheet .pbSectionBox{transition:opacity .16s ease}
body.pb-student-dark .pbAssistanceSheet{border-color:rgba(255,255,255,.12);background:rgba(28,28,30,.98);color:#f5f5f7}.pb-student-dark .pbAssistanceSheet>header>button,.pb-student-dark .pbAssistanceCustom{background:#2c2c2e;color:#f5f5f7}.pb-student-dark .pbAssistanceOption{border-color:rgba(255,255,255,.12);background:#1c1c1e;color:#f5f5f7}.pb-student-dark .pbAssistanceOption[aria-pressed=true]{border-color:rgba(100,181,255,.45);background:#173653}.pb-student-dark .pbAssistanceOption>small,.pb-student-dark .pbAssistanceSheet>header p,.pb-student-dark .pbAssistanceRecommendations small{color:#a1a1a6}.pb-student-dark .pbAssistanceCustom>button{background:#3a3a3c;color:#8ac8ff}.pb-student-dark .pbPcAssistance{border-color:rgba(255,255,255,.11);background:#1c1c1e}.pb-student-dark .pbPcAssistanceCopy>span{color:#a1a1a6}.pb-student-dark .pbPcAssistanceRecommendation{background:#202b36;color:#d5e0eb}.pb-student-dark .pbPcAssistanceRecommendation button:last-child{background:#2c2c2e;color:#d1d1d6}.pb-student-dark .pbRhAssistance{background:#173653!important;color:#8ac8ff!important}
@media(max-width:760px){.pbAssistancePanel{align-items:flex-end;padding:0}.pbAssistanceSheet{width:100%;max-height:min(82dvh,720px);padding:20px max(16px,env(safe-area-inset-right,0px)) calc(20px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px));border-radius:25px 25px 0 0}.pbAssistanceSheet>header h2{font-size:23px}.pbAssistanceOptions{grid-template-columns:1fr}.pbAssistanceOption{min-height:72px}.pbAssistanceCustom>div{grid-template-columns:1fr}.pbPcAssistance{grid-template-columns:1fr;padding:15px}.pbPcAssistance>button{width:100%}.pbPcAssistanceRecommendation{display:grid}.pbPcAssistanceRecommendation div{display:grid;grid-template-columns:1fr 1fr}.pbRhAssistance{flex:0 0 46px;width:46px;max-width:46px;padding:0!important;align-items:center;font-size:0}.pbRhAssistance:before{content:"◐";font-size:20px}.pbRhAssistance small,.pbRhAssistance b{display:none}.pbRhDock{gap:4px!important}}
@media(max-height:520px) and (orientation:landscape){.pbAssistanceSheet{max-height:96dvh;padding:14px 18px}.pbAssistanceOptions{grid-template-columns:1fr 1fr}.pbAssistanceOption{min-height:62px}.pbAssistanceCustom{display:none}}
@media(prefers-reduced-motion:reduce){.pbAssistancePanel,.pbAssistanceSheet,.pbAssistanceOption,body.pb-assistance-switching *{transition:none!important}}