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h1{margin-top:5px;font-size:clamp(2.65rem,12vw,3.5rem)}.lesson-count{background:var(--surface-2);color:var(--muted);font-variant-numeric:tabular-nums;border-radius:10px;flex:none;padding:7px 10px;font-size:.78rem;font-weight:750}.lesson-progress{background:#dedede;border-radius:14px;grid-template-columns:repeat(4,1fr);gap:6px;margin-top:18px;padding:4px;display:grid}.lesson-progress button{min-height:38px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:10px;place-items:center;font-size:.78rem;font-weight:800;display:grid}.lesson-progress button.is-current{background:var(--ink);color:#fff}.lesson-progress button.is-complete:not(.is-current){background:var(--surface);color:var(--green-dark)}.lesson-story{border:1px solid var(--line);border-radius:var(--radius-md);background:var(--surface);gap:12px;margin-top:16px;padding:16px;display:grid}.lesson-story>p{color:var(--muted);margin:0;font-size:1rem;line-height:1.45}.lesson-rule{border-top:1px solid var(--line);align-items:center;gap:10px;padding-top:12px;font-size:.9rem;font-weight:750;display:flex}.tutorial-phrase{overscroll-behavior-inline:contain;scroll-snap-type:x proximity;scrollbar-width:none;grid-auto-columns:minmax(104px,1fr);grid-auto-flow:column;gap:8px;margin:16px -16px 0;padding:8px 16px 16px;scroll-padding-inline:16px;display:grid;overflow-x:auto}.tutorial-phrase::-webkit-scrollbar{display:none}.tutorial-phrase>*{scroll-snap-align:start}.tutorial-actions{grid-template-columns:1fr 1.15fr;gap:10px;margin-top:8px;display:grid}.primary-action,.secondary-action{border:1px solid var(--ink);cursor:pointer;min-height:52px;transition:transform 90ms var(--ease-out), background-color .1s linear;-webkit-tap-highlight-color:transparent;border-radius:14px;justify-content:center;align-items:center;gap:8px;padding:0 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linear;-webkit-tap-highlight-color:transparent;border:1px solid #292929;border-radius:20px;place-items:center;gap:2px;margin-top:16px;padding:16px;font-size:1.48rem;font-weight:700;display:grid;position:relative;overflow:hidden}.tap-pad:before,.tap-pad:after{content:"";border:1px solid #ffffff1f;border-radius:50%;width:82px;height:82px;position:absolute}.tap-pad:before{top:-40px;left:-25px}.tap-pad:after{bottom:-44px;right:-27px}.tap-pad>svg,.tap-pad>.tap-pad__label,.tap-pad>.tap-pad__hint{z-index:1;position:relative}.tap-pad__feedback{--tap-feedback-color:var(--tap-good);z-index:2;border-radius:inherit;background:color-mix(in oklch, var(--tap-feedback-color) 6%, transparent);box-shadow:inset 0 0 42px color-mix(in oklch, var(--tap-feedback-color) 11%, transparent);pointer-events:none;justify-content:flex-end;align-items:flex-start;padding:9px 11px;animation:.44s cubic-bezier(.16,1,.3,1) both 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.tap-pad__hint{grid-column:1/-1}.audio-help-link{min-height:42px;color:var(--muted);cursor:pointer;background:0 0;border:0;justify-content:center;align-items:center;gap:6px;margin:2px auto 0;padding:0 10px;font-size:.74rem;font-weight:700;display:flex}.score-panel{border:1px solid var(--line);border-radius:var(--radius-md);background:var(--surface);animation:score-in .32s var(--ease-out) both;grid-template-columns:auto 1fr;align-items:center;gap:14px;margin-top:16px;padding:15px;display:grid;position:relative}.score-panel.is-pass{background:var(--green-soft);border-color:#a3d9a6}.score-panel__number{text-align:center;min-width:64px;display:grid}.score-panel__number strong{font-family:var(--font-display);font-size:2.2rem;line-height:.9}.score-panel__number span,.score-panel p{color:var(--muted);font-size:.72rem}.score-panel h2{font-family:var(--font-display);margin:0;font-size:1.35rem;line-height:1}.score-panel p{margin:4px 0 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strong{color:var(--ink);font-family:var(--font-display);margin-top:5px;font-size:1.2rem}.lane-empty span{max-width:32ch;font-size:.82rem}.lane-feedback{border-top:1px solid var(--line);min-height:42px;color:var(--muted);justify-content:space-between;align-items:center;gap:10px;font-size:.78rem;display:flex}.lane-feedback>span{padding:10px 0}.lane-feedback button{color:#b61319;border-color:#f1a4a7;flex:none}.swipe-hint{color:var(--muted-2);text-align:center;font-size:.68rem;display:block}.deck-library__header>span{color:var(--muted);font-size:.74rem;font-weight:700}.subdivision-filter{scrollbar-width:none;gap:7px;margin:14px -16px 0;padding:0 16px 8px;display:flex;overflow-x:auto}.subdivision-filter::-webkit-scrollbar{display:none}.subdivision-filter button{border:1px solid var(--line);background:var(--surface);min-height:40px;color:var(--muted);cursor:pointer;border-radius:12px;flex:none;padding:0 14px;font-size:.76rem;font-weight:750}.subdivision-filter button.is-active{border-color:var(--ink);background:var(--ink);color:#fff}.synonym-guide{border:1px solid var(--line);background:#f7f7f6;border-radius:15px;margin-top:4px}.synonym-guide__toggle{border-radius:inherit;text-align:left;cursor:pointer;background:0 0;border:0;grid-template-columns:auto 1fr auto auto;align-items:center;gap:10px;width:100%;min-height:58px;padding:8px 11px;display:grid}.synonym-guide__toggle>svg:first-child{color:var(--muted)}.synonym-guide__toggle>span:nth-child(2){display:grid}.synonym-guide__toggle strong{font-size:.82rem}.synonym-guide__toggle small{color:var(--muted);font-size:.68rem}.synonym-guide__swatches{gap:4px;display:flex}.synonym-guide__swatches i,.family-dot{border-radius:50%;flex:none;width:9px;height:9px;display:inline-block;box-shadow:0 0 0 1px #00000024}.synonym-guide__swatches .is-gray,.family-dot--gray{background:#929896}.synonym-guide__swatches .is-green,.family-dot--green{background:#3fb854}.synonym-guide__swatches 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auto;align-items:center;gap:10px;padding:7px 7px 7px 14px;font-size:.8rem;display:grid;position:fixed;left:12px}.undo-toast button{color:#fff;cursor:pointer;background:#222;border:1px solid #555;border-radius:11px;min-height:42px;padding:0 12px;font-weight:750}.undo-toast .undo-toast__close{background:0 0;border-color:#0000;width:42px;padding:0}.favorites-heading{justify-content:space-between;align-items:flex-end;gap:18px;padding:4px 2px 18px;display:flex}.favorites-heading h1{margin-top:5px;font-size:clamp(2.75rem,12vw,3.8rem)}.favorites-heading p{max-width:46ch;color:var(--muted);margin:9px 0 0;font-size:.9rem}.favorites-heading__create{border:1px solid var(--ink);background:var(--ink);color:#fff;cursor:pointer;border-radius:13px;flex:none;align-items:center;gap:7px;min-height:48px;padding:0 15px;font-weight:800;display:inline-flex}.favorites-empty{border:1px dashed var(--line-strong);background:var(--surface);text-align:center;border-radius:22px;align-content:center;place-items:center;gap:7px;min-height:min(570px,100dvh - 220px);padding:48px 20px;display:grid;position:relative;overflow:hidden}.favorites-empty__icon{background:var(--yellow);border-radius:50%;place-items:center;width:58px;height:58px;margin-bottom:7px;display:grid}.favorites-empty__sample{grid-template-columns:repeat(3,1fr);gap:6px;width:min(100%,330px);margin:1px 0 16px;display:grid;transform:rotate(-1.5deg)}.favorites-empty__sample>:nth-child(2){translate:0 -5px}.favorites-empty h2{font-family:var(--font-display);letter-spacing:-.02em;margin:2px 0 0;font-size:2rem;line-height:1}.favorites-empty p{max-width:40ch;color:var(--muted);margin:2px 0 15px;font-size:.88rem}.favorites-empty .primary-action{padding-inline:18px}.favorites-tools{border:1px solid var(--line);background:var(--surface);border-radius:17px;grid-template-columns:minmax(0,1fr) 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