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.exercise-card-header h3{color:#e5e5e5}body.dark .exercise-subtitle{color:#bbb}body.dark .solfege-notes{color:#fbbf24}body.dark .exercise-notes{color:#bbb}body.dark .note-count{color:#999}body.dark .exercise-selector-footer{border-top-color:#404040}body.dark .help-text{color:#bbb}@media screen and (orientation: landscape) and (max-height: 500px){body{margin:8px auto;max-width:none;padding:0 16px}h1{font-size:1rem;margin-bottom:4px}.row{margin:6px 0;gap:6px}button{padding:6px 10px;font-size:14px}.piano{--white-w: 36px;--white-h: 100px;--black-w: 22px;--black-h: 64px;--gap: 1px;margin-top:6px}.key .label{font-size:10px}.key.black .label{font-size:9px}.feedback{height:20px;margin-top:4px;font-size:14px}.stat{margin-top:4px;font-size:12px}.panel{padding:6px}}@media screen and (orientation: landscape) and (max-height: 400px){body{margin:4px auto}.piano{--white-w: 32px;--white-h: 80px;--black-w: 20px;--black-h: 52px}.feedback{height:16px;font-size:12px}}