.graduation{max-width:1180px;margin:0 auto;padding-bottom:24px;color:var(--ink)}
.graduation-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:18px;margin:10px 0 18px}
.graduation-heading h1{font-size:clamp(23px,3vw,34px);margin:4px 0 0;line-height:1.5}
.graduation-heading-actions,.graduation-actions,.graduation-controls{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.graduation button{cursor:pointer;min-height:48px;border-radius:10px;border:1.5px solid #aebda4;padding:10px 15px;font-weight:650;transition:background .15s,border-color .15s,transform .15s}
.graduation button.primary{border-color:var(--green);background:var(--green);color:#fff}
.graduation button:disabled{cursor:not-allowed;background:#e5e8e0;color:#899184;border-color:#d2d7ca;box-shadow:none}
.graduation button:focus-visible,.graduation select:focus-visible,.graduation textarea:focus-visible,.graduation input:focus-visible,.graduation summary:focus-visible{outline:3px solid #217dae;outline-offset:3px}
.graduation button:not(:disabled):active{transform:translateY(1px);background:#dce8d3;color:#254735}
.graduation button.primary:not(:disabled):active{background:#375e44;color:white}
.graduation-stepper{display:flex;gap:7px;overflow-x:auto;padding:3px 2px 6px;scrollbar-width:thin}
.graduation-stepper button{flex:1 0 auto;display:flex;align-items:center;justify-content:center;gap:7px;background:#f6f8f1;font-size:13px;min-height:48px;padding:9px 11px;white-space:nowrap}
.graduation-stepper button>span{display:inline-flex;align-items:center;justify-content:center;width:23px;height:23px;border-radius:50%;border:1px solid #a1b48f;font-size:12px}
.graduation-stepper button[aria-current="step"]{background:#e2ecd7;border:2px solid var(--green);color:var(--green)}
.graduation-stepper button[aria-current="step"]>span{background:var(--green);color:#fff;border-color:var(--green)}
.graduation-navigation-help,.graduation-small{font-size:12px;line-height:1.7;color:var(--muted);margin:6px 0 9px}
#graduation-instructions .card{margin:12px 0 15px;padding:19px 22px}
.graduation .nu-coach-card{margin:0 0 12px}
.graduation .nu-coach-copy h2{font-size:17px;margin:0 0 6px}
.graduation .nu-coach-copy p{font-size:14px;line-height:1.75}
.graduation-settings{display:grid;grid-template-columns:1fr .6fr 1.5fr;gap:14px;margin:16px 0}
.graduation-settings label,.graduation-note{display:flex;flex-direction:column;gap:6px;font-size:14px;font-weight:650;min-width:0}
.graduation select,.graduation textarea,.graduation-settings input{width:100%;min-height:48px;border:1px solid #aebda4;border-radius:8px;background:#fffdf7;color:var(--ink);padding:9px 11px;font:inherit;box-sizing:border-box}
.graduation-settings small,.graduation-target-options small{font-size:12px;line-height:1.6;color:var(--muted);font-weight:400}
.graduation-choice,.graduation-check-list{border:0;margin:16px 0;padding:0;min-width:0}
.graduation-choice legend,.graduation-check-list legend{font-size:15px;font-weight:750;margin-bottom:9px}
.graduation-target-options,.graduation-fix-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:9px 0 14px}
.graduation button.graduation-option{background:#fffdf7;text-align:left;color:var(--ink);display:flex;flex-direction:column;justify-content:center;gap:5px;box-shadow:0 2px 0 #26382a12}
.graduation button.graduation-option.is-selected{border:2px solid var(--green);background:#e5efd9;color:var(--green);box-shadow:inset 0 0 0 1px #71915c}
.graduation-option-row{display:flex;gap:9px;flex-wrap:wrap}
.graduation-option-row .graduation-option{flex:1 1 150px;align-items:center;text-align:center!important}
.graduation-check-list label{display:flex;align-items:center;gap:12px;border:1px solid #c3cdb7;background:#f7f9f2;border-radius:9px;min-height:48px;line-height:1.6;font-size:14px;margin-bottom:9px;padding:10px 12px;cursor:pointer}
.graduation-check-list input{appearance:auto;min-width:21px;min-height:21px;margin:0;accent-color:var(--green);cursor:pointer}
.graduation-check-list label:has(input:checked){border:2px solid #71915c;background:#e5efd9}
.graduation-note{margin:13px 0 17px}
.graduation-note textarea{resize:vertical;font-weight:400;line-height:1.7}
.graduation-first-summary{border-left:3px solid #8eab75;background:#edf3e5;padding:9px 13px;font-size:13px;line-height:1.7}
.graduation-history{margin-top:15px;border:1px solid #c4ceb8;border-radius:9px;padding:8px 12px;font-size:13px;line-height:1.7}
.graduation-history summary{min-height:44px;cursor:pointer;display:flex;align-items:center;font-weight:700}
.graduation-play-intent{margin:12px 0 10px;padding:11px 15px;border-left:4px solid #99b17e;background:#edf4e3;border-radius:0 10px 10px 0}
.graduation-play-intent strong{font-size:18px;color:var(--green)}
.graduation-play-intent p{margin:4px 0 0;font-size:13px;line-height:1.5}
.graduation-practice{display:flex;flex-direction:column;gap:9px}
.graduation-practice[hidden]{display:none!important}
.graduation-live-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:2px 0 7px;font-size:12px;color:var(--muted)}
.graduation-live-meta>[data-graduation-phase]{margin-left:auto;font-weight:750;color:var(--green)}
.graduation-beats{display:flex;gap:7px}.graduation-beats i{width:10px;height:10px;border-radius:50%;background:#d4ddca;border:1px solid #7e9467}.graduation-beats i.on{background:var(--green);box-shadow:0 0 0 2px #dae5cf}
.graduation-chord-chart{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.graduation .graduation-chord-chart button{padding:8px 7px;display:flex;flex-direction:column;align-items:center;background:#f9faf3;border:1.5px solid #acba9f;gap:2px;min-height:85px}
.graduation-chord-chart button>small{font-size:12px;color:var(--muted)}
.graduation-chord-chart button>strong{font-size:25px;line-height:1.25;font-weight:800;color:var(--green)}
.graduation-chord-chart button>span{font-size:10px;color:var(--muted);line-height:1.35}
.graduation .graduation-chord-chart button.is-current{border:2.5px solid var(--green);background:#e1edd3;box-shadow:inset 0 0 0 1px #7a9b5e}
.graduation .graduation-chord-chart button.is-inspecting{border-style:dashed}
.graduation #graduation-board [data-board-chord][aria-hidden="true"]{display:none}
.graduation #graduation-board [data-board-chord][aria-hidden="false"]{display:block}
.graduation-transport{padding:12px 14px;background:#fffdf8;border:1px solid #c5ceb7;border-radius:12px}
.graduation-controls{gap:8px}
.graduation-volume{display:flex;gap:12px;align-items:center;font-size:12px;margin:10px 0 0;min-height:35px;color:var(--muted)}
.graduation-volume>span{min-width:150px}.graduation-volume input{flex:1;min-width:80px;accent-color:var(--green);cursor:pointer}
.graduation-hint-status{font-size:11px;line-height:1.5;color:var(--muted);margin:5px 0 0}
@media(hover:hover) and (pointer:fine){.graduation button:not(:disabled):hover{border-color:var(--green);transform:translateY(-1px);background:#e8f0df}.graduation button.primary:not(:disabled):hover{background:#34583e;color:#fff}.graduation .graduation-option.is-selected:hover{background:#dce9cd}}
.graduation-playing{height:100dvh;overflow:hidden}
.graduation-playing .app-header,.graduation-playing .graduation-heading,.graduation-playing .graduation-navigation-help,.graduation-playing #storage-notice{display:none}
.graduation-playing main{height:100dvh;margin:0 auto;padding:8px 15px 0;overflow:hidden;box-sizing:border-box}
.graduation-playing .graduation{height:100%;display:flex;flex-direction:column;padding:0}
.graduation-playing #graduation-steps,.graduation-playing #graduation-instructions{flex:none}
.graduation-playing .graduation-play-intent{margin:3px 0 7px;padding:7px 12px}
.graduation-playing .graduation-practice{flex:1;min-height:0;gap:7px}
.graduation-playing #graduation-live,.graduation-playing #graduation-transport{flex:none}
.graduation-playing #graduation-board{flex:1;min-height:0}
.graduation-playing #graduation-board .main-fixed-board{height:100%;display:flex;flex-direction:column;box-sizing:border-box}
.graduation-playing #graduation-board .main-board-stage{height:auto;flex:1;min-height:90px}
.graduation-playing .graduation-transport{padding:8px 12px calc(7px + env(safe-area-inset-bottom));border-radius:10px 10px 0 0}
@media(max-width:760px){
 .graduation-heading{flex-direction:column;gap:10px}.graduation-heading h1{font-size:23px}.graduation-heading-actions{gap:8px}
 .graduation-navigation-help{font-size:10px}.graduation-stepper{gap:5px}.graduation-stepper button{font-size:11px;gap:5px;padding:8px 9px}.graduation-stepper button>span{width:18px;height:18px;font-size:10px}
 #graduation-instructions .card{padding:15px}.graduation .nu-coach-copy h2{font-size:15px}.graduation .nu-coach-copy p{font-size:13px}
 .graduation-settings{grid-template-columns:1fr 1fr;gap:10px}.graduation-settings>.backing-style-choice{grid-column:1/-1}
 .graduation-target-options,.graduation-fix-options{gap:8px}.graduation-target-options button{font-size:13px;padding:10px}.graduation-target-options small{font-size:11px}
 .graduation-option-row .graduation-option{flex-basis:100px;font-size:12px;padding:10px 8px}
 .graduation-check-list label{font-size:13px;padding:9px 10px}.graduation-choice legend,.graduation-check-list legend{font-size:14px}
 .graduation-chord-chart{gap:5px}.graduation .graduation-chord-chart button{min-height:72px;padding:6px 3px}.graduation-chord-chart button>strong{font-size:22px}.graduation-chord-chart button>small{font-size:10px}.graduation-chord-chart button>span{font-size:8px}
 .graduation-live-meta{font-size:10px;gap:7px}.graduation-beats{gap:4px}.graduation-beats i{width:7px;height:7px}
 .graduation-play-intent strong{font-size:16px}.graduation-play-intent p{font-size:11px}
 .graduation-controls button{font-size:12px;padding:9px 10px}.graduation-volume{gap:7px;font-size:11px}.graduation-volume>span{min-width:132px}.graduation-hint-status{font-size:9px}
 .graduation-playing main{padding:5px 8px 0}.graduation-playing .graduation-stepper button{min-height:44px}.graduation-playing .graduation-practice{gap:5px}.graduation-playing .graduation-play-intent{padding:6px 9px}.graduation-playing .graduation-transport{padding:6px 8px calc(5px + env(safe-area-inset-bottom))}
}
@media(max-width:1000px) and (max-height:480px){
 .graduation-playing .graduation-stepper button{min-height:39px;padding:5px 8px}.graduation-playing .graduation-stepper{padding-bottom:3px}
 .graduation-playing .graduation-play-intent{display:flex;align-items:center;gap:10px;margin:1px 0 4px;padding:4px 9px}.graduation-playing .graduation-play-intent strong{font-size:13px;white-space:nowrap}.graduation-playing .graduation-play-intent p{font-size:10px;margin:0}
 .graduation-playing .graduation-live-meta{font-size:9px;margin:0 0 3px}.graduation-playing .graduation-chord-chart{grid-template-columns:repeat(8,minmax(0,1fr));gap:5px}.graduation-playing .graduation-chord-chart button{min-height:52px;padding:3px}.graduation-playing .graduation-chord-chart button>strong{font-size:18px}.graduation-playing .graduation-chord-chart button>small{font-size:9px}.graduation-playing .graduation-chord-chart button>span{font-size:7px}
 .graduation-playing #graduation-board .main-fixed-board{padding:3px 7px}.graduation-playing #graduation-board .main-board-caption,.graduation-playing #graduation-board .main-board-range-label,.graduation-playing #graduation-board .main-board-legend,.graduation-playing #graduation-board .main-board-hint-status{display:none}.graduation-playing #graduation-board .main-board-stage{min-height:90px}
 .graduation-playing .graduation-transport{display:grid;grid-template-columns:1fr 210px;align-items:center;gap:2px 12px;padding:5px 8px}.graduation-playing .graduation-volume{margin:0;font-size:9px;gap:5px}.graduation-playing .graduation-volume>span{min-width:110px}.graduation-playing .graduation-volume input{min-width:70px}.graduation-playing .graduation-controls button{min-height:44px;font-size:11px;padding:7px 10px}.graduation-playing .graduation-hint-status{grid-column:1/-1;margin:0;font-size:8px}.graduation-playing .graduation-practice{gap:3px}
}
@media(max-width:330px){.graduation-chord-chart{grid-template-columns:repeat(2,minmax(0,1fr))}.graduation-target-options,.graduation-fix-options{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){.graduation button{transition:none}.graduation button:hover,.graduation button:active{transform:none}}

.graduation button[aria-pressed="true"]::before{content:none}
.graduation-view-plan,.graduation-view-report{margin:13px 0 17px;padding:8px 12px;border:1px solid #c4ceb8;border-radius:10px;background:#f8faf3;min-width:0}
.graduation-view-plan summary,.graduation-view-report summary{min-height:48px;display:flex;align-items:center;gap:8px;font-size:14px;font-weight:700;cursor:pointer}
.graduation-view-plan summary::before,.graduation-view-report summary::before{content:'▸';font-size:16px}
.graduation-view-plan[open]>summary::before,.graduation-view-report[open]>summary::before{content:'▾'}
.graduation-view-plan>p,.graduation-view-report>p{font-size:13px;line-height:1.7}
.graduation-focus-choice{display:grid;gap:7px;font-size:14px;font-weight:650}
.graduation-view-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:10px 0}
@media(max-width:600px){.graduation-view-options{grid-template-columns:1fr}.graduation-view-plan summary,.graduation-view-report summary{font-size:13px}.graduation-focus-choice{font-size:13px}}