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fadeIn{0%{opacity:0}to{opacity:1}}.modal-button{background:var(--primary);color:#fff;cursor:pointer;min-height:44px;box-shadow:var(--shadow-sm);-webkit-user-select:none;user-select:none;transition:background var(--fast) var(--ease), transform var(--fast) var(--ease);border:none;border-radius:999px;padding:.625rem 2.25rem;font-size:.9375rem;font-weight:600}.modal-button:hover{background:var(--primary-strong)}.modal-button:active{transform:scale(.97)}.ios-audio-notice{top:calc(.75rem + env(safe-area-inset-top));z-index:9999;background:var(--surface);border:1px solid var(--amber-border);border-radius:var(--radius-md);width:min(560px,100vw - 1.5rem);box-shadow:var(--shadow-md);animation:noticeIn .3s var(--ease);position:fixed;left:50%;transform:translate(-50%)}@keyframes noticeIn{0%{opacity:0;transform:translate(-50%,-12px)}to{opacity:1;transform:translate(-50%)}}.ios-audio-notice-content{align-items:center;gap:.75rem;padding:.75rem 1rem;display:flex}.ios-audio-notice-icon{flex-shrink:0;font-size:1.25rem}.ios-audio-notice-text{color:var(--ink-2);flex:1;font-size:.8438rem;line-height:1.45}.ios-audio-notice-text strong{color:var(--ink);font-weight:650}.ios-audio-notice-dismiss{background:var(--surface-sunken);color:var(--ink-2);cursor:pointer;-webkit-user-select:none;user-select:none;width:30px;height:30px;transition:background var(--fast) var(--ease), color var(--fast) var(--ease);border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:1rem;line-height:1;display:flex}.ios-audio-notice-dismiss:hover{background:var(--line);color:var(--ink)}.ios-audio-notice-dismiss:active{transform:scale(.94)}@media (max-width:768px){.container{padding:0 1.25rem}.page-content{padding:2rem 0 3rem}.page-title-section{margin-bottom:1.75rem}.practice-page{height:auto;min-height:100dvh;overflow:visible}.practice-header{position:sticky;top:0}.header-container{padding:.625rem .875rem}.back-btn span,.toggle-text{display:none}.back-btn,.exercises-toggle-btn{justify-content:center;width:40px;height:40px;padding:0}.practice-category-title{font-size:1.125rem}.exercises-overlay{display:block}.exercises-panel{top:calc(3.8125rem + env(safe-area-inset-top));z-index:99;width:min(340px,88vw);box-shadow:var(--shadow-lg);border-radius:0 var(--radius-lg) 0 0;padding-bottom:env(safe-area-inset-bottom);animation:drawerIn .24s var(--ease);border-right:none;position:fixed;bottom:0;left:0}@keyframes drawerIn{0%{opacity:.4;transform:translate(-24px)}to{opacity:1;transform:translate(0)}}.score-viewer{padding:1rem}.score-info{margin-bottom:.875rem}.score-info .exercise-title{margin-bottom:.5rem;font-size:1.375rem}.exercise-description-full{-webkit-line-clamp:2;-webkit-box-orient:vertical;margin-top:.5rem;font-size:.875rem;display:-webkit-box;overflow:hidden}.exercise-notes{padding:.625rem .875rem;font-size:.8125rem}.score-display{padding:.75rem 0 5.5rem}.score-tools{z-index:50;border-radius:var(--radius-xl) var(--radius-xl) 0 0;background:var(--surface);padding:0;padding-bottom:env(safe-area-inset-bottom);-webkit-backdrop-filter:none;border-bottom:none;gap:0;margin-bottom:0;position:fixed;inset:auto 0 0;box-shadow:0 -8px 30px #1b1e1824}.tools-header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:.75rem;width:100%;padding:.75rem 1.125rem;display:flex!important}.score-tools.collapsed .tools-header{border-bottom:none}.tools-toggle-mobile{color:var(--ink-2);cursor:pointer;transition:color var(--fast) var(--ease);background:0 0;border:none;align-items:center;gap:.5rem;padding:.25rem 0;font-size:.8125rem;font-weight:650;display:flex!important}.tools-toggle-mobile:active{color:var(--primary)}.toggle-icon{font-size:.6875rem}.toggle-label{text-transform:uppercase;letter-spacing:.08em}.tools-quick-actions{gap:.5rem;display:flex}.quick-btn{background:var(--primary);color:#fff;cursor:pointer;min-width:46px;height:46px;box-shadow:var(--shadow-sm);transition:background var(--fast) var(--ease), transform var(--fast) var(--ease);border:none;border-radius:50%;padding:0;font-size:1.125rem}.quick-btn:active:not(:disabled){transform:scale(.94)}.quick-btn:disabled{opacity:.35;cursor:not-allowed}.quick-btn.active{background:var(--primary-strong)}.tools-content{flex-direction:column;gap:1.125rem;width:100%;max-height:55vh;padding:1.125rem;overflow-y:auto;display:flex!important}.tool-group{width:100%;min-width:0}.tool-buttons{gap:.5rem}.tool-btn{flex:1;height:44px}.tempo-slider{width:100%}.exercise-snapshot{display:none!important}}@media (max-width:480px){.container{padding:0 1rem}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}