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60/.08)}*{box-sizing:border-box}html{background:var(--color-bg);-webkit-tap-highlight-color:transparent;touch-action:manipulation;min-width:320px;min-height:100%}body{background:var(--color-bg);min-width:320px;min-height:100vh;color:var(--color-ink);margin:0;font-size:1rem;line-height:1.55}button,input,select{font:inherit;color:inherit}button,select,summary{cursor:pointer}a{color:inherit}button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible,a:focus-visible,[role=button]:focus-visible{outline:2px solid var(--color-primary-hover);outline-offset:3px}label:focus-within:has(input.sr-only){outline:2px solid var(--color-primary-hover);outline-offset:3px}h1,h2,h3,p{margin:0}h1,h2,h3{text-wrap:balance}p{text-wrap:pretty}svg{display:block}.sr-only{clip:rect(0, 0, 0, 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var(--color-primary-surface), transparent 55%), var(--color-surface);box-shadow:var(--shadow-raised);padding:clamp(1.25rem,3vw,2rem);position:relative;overflow:hidden}.hero-card.is-active{border-color:var(--color-primary)}.hero-card-top{justify-content:space-between;align-items:center;gap:var(--space-sm);margin-bottom:var(--space-lg);flex-wrap:wrap;font-size:.85rem;display:flex}.hero-card h2{letter-spacing:-.025em;font-size:clamp(1.5rem,3.4vw,2.1rem);line-height:1.12}.hero-card>.muted{margin-top:var(--space-xs)}.movement-list{gap:var(--space-sm);margin:var(--space-lg) 0 0;flex-wrap:wrap;padding:0;list-style:none;display:flex}.movement-list li{background:var(--color-surface-raised);border-radius:99px;padding:6px 12px;font-size:.85rem;font-weight:600}.rest-note{margin-top:var(--space-lg);padding:var(--space-md) var(--space-lg);border-left:3px solid var(--color-support);border-radius:0 var(--radius-sm) var(--radius-sm) 0;background:var(--color-surface-raised);font-size:.875rem}.hero-card .small{margin-top:var(--space-md)}.card-grid{gap:var(--space-lg);grid-template-columns:repeat(auto-fit,minmax(240px,1fr));display:grid}.tile{align-items:flex-start;gap:var(--space-sm);padding:var(--space-xl);border:1px solid var(--color-border-soft);border-radius:var(--radius-lg);background:var(--color-surface);color:var(--color-ink);flex-direction:column;text-decoration:none;display:flex}.tile h2{font-size:1.05rem}.tile p{color:var(--color-muted);flex:1;font-size:.9rem}.tile .button{margin-top:var(--space-sm)}.tile-icon{background:var(--color-primary-surface);width:40px;height:40px;color:var(--color-accent-text);border-radius:12px;place-items:center;display:grid}.link-tile{transition:border-color .15s var(--ease-out), transform .15s var(--ease-out)}.link-tile:hover{border-color:var(--color-border);transform:translateY(-1px)}.tile-link{margin-top:var(--space-sm);color:var(--color-accent-text);align-items:center;gap:6px;font-size:.875rem;font-weight:700;display:inline-flex}.train-page{gap:var(--space-2xl);max-width:920px;margin-inline:auto;display:grid}.train-page .page-intro{margin-bottom:0}.program-card{border:1px solid var(--color-border-soft);border-radius:var(--radius-lg);background:var(--color-surface);overflow:hidden}.program-card>header{justify-content:space-between;gap:var(--space-xl);padding:var(--space-xl);border-bottom:1px solid var(--color-border-soft);display:flex}.program-card>header h2{margin:var(--space-xs) 0;letter-spacing:-.02em;font-size:1.5rem}.program-card>header p.muted{max-width:60ch;font-size:.9rem}.program-meter{background:radial-gradient(closest-side, var(--color-surface) 80%, transparent 82%), conic-gradient(var(--color-primary) calc(var(--done,0) * 1%), var(--color-surface-active) 0);border-radius:50%;flex:none;align-content:center;place-items:center;width:84px;height:84px;display:grid}.program-meter strong{font-variant-numeric:tabular-nums;font-size:1.4rem;line-height:1}.program-meter strong span,.program-meter small{color:var(--color-muted);font-size:.75rem;font-weight:600}.session-list{padding:var(--space-sm);margin:0;list-style:none}.session-row{align-items:center;gap:var(--space-md);min-height:72px;padding:var(--space-md);border-radius:var(--radius-md);color:var(--color-ink);grid-template-columns:28px minmax(0,1fr) auto 18px;text-decoration:none;display:grid}.session-row:hover{background:var(--color-surface-raised)}.session-mark{width:28px;height:28px;color:var(--color-muted);border-radius:50%;place-items:center;display:grid}[data-state=done] .session-mark{background:var(--color-success);color:var(--color-success-contrast)}[data-state=next] .session-mark,[data-state=today] .session-mark{color:var(--color-accent-text)}[data-state=next] .session-row,[data-state=today] .session-row{background:var(--color-primary-surface)}.session-text{gap:2px;min-width:0;display:grid}.session-text>span{color:var(--color-muted);text-overflow:ellipsis;white-space:nowrap;font-size:.8rem;overflow:hidden}.session-status{color:var(--color-muted);font-variant-numeric:tabular-nums;font-size:.8rem}.row-arrow{color:var(--color-muted)}.plain-section h2{margin-bottom:var(--space-sm);font-size:1.05rem}.library-page{gap:var(--space-xl);display:grid}.library-toolbar{gap:var(--space-sm);flex-wrap:wrap;display:flex}.search-field,.select-field{align-items:center;gap:var(--space-sm);border:1px solid var(--color-border-soft);background:var(--color-surface);min-height:46px;color:var(--color-muted);border-radius:11px;display:flex}.search-field{padding-left:var(--space-lg);flex:280px}.search-field input{width:100%;min-width:0;color:var(--color-ink);background:0 0;border:0;outline:0;align-self:stretch}.search-field input::-webkit-search-cancel-button{display:none}.search-field button{width:44px;height:44px;color:var(--color-muted);background:0 0;border:0;flex:none;place-items:center;display:grid}.select-field{min-width:160px;position:relative}.select-field select{appearance:none;width:100%;min-height:44px;padding:0 2.5rem 0 var(--space-lg);color:var(--color-ink);background:0 0;border:0;outline:0;font-size:.9rem;font-weight:620}.select-field>svg{right:var(--space-lg);pointer-events:none;position:absolute}.button.has-filter b{background:var(--color-primary);min-width:20px;height:20px;color:var(--color-primary-ink);border-radius:99px;place-items:center;font-size:.7rem;display:grid}.inline-filter-panel{justify-content:space-between;align-items:flex-end;gap:var(--space-lg);padding:var(--space-lg);border:1px solid var(--color-border-soft);border-radius:var(--radius-md);flex-wrap:wrap;display:flex}.equipment-picker{border:0;min-width:0;margin:0;padding:0}.equipment-picker legend{margin-bottom:var(--space-md);font-size:.875rem;font-weight:700}.chip-row{gap:var(--space-sm);flex-wrap:wrap;display:flex}.filter-chip{min-height:40px;padding:0 var(--space-md);border:1px solid var(--color-border);color:var(--color-muted);cursor:pointer;border-radius:99px;align-items:center;gap:.4rem;font-size:.85rem;font-weight:640;display:inline-flex;position:relative}button.filter-chip{background:0 0}.filter-chip input{opacity:0;pointer-events:none;position:absolute}.filter-chip:hover{color:var(--color-ink)}.filter-chip.is-selected{border-color:var(--color-primary);background:var(--color-primary-surface);color:var(--color-ink)}.field-help{margin-top:var(--space-sm);color:var(--color-muted);font-size:.75rem}.exercise-grid{gap:var(--space-lg);grid-template-columns:repeat(auto-fill,minmax(240px,1fr));display:grid}.exercise-card{border:1px solid var(--color-border-soft);border-radius:var(--radius-md);background:var(--color-surface);min-width:0;color:var(--color-ink);transition:transform .18s var(--ease-out), border-color .18s var(--ease-out);flex-direction:column;text-decoration:none;display:flex;overflow:hidden}.exercise-card:hover{border-color:var(--color-border);transform:translateY(-2px)}.exercise-card-body{padding:var(--space-md) var(--space-lg) var(--space-lg);gap:4px;display:grid}.exercise-card-body h3{font-size:1rem;line-height:1.3}.exercise-card-body .targets{color:var(--color-accent-text);font-size:.8125rem;font-weight:650}.exercise-card-body .muted{align-items:center;gap:6px;display:flex}.no-results{justify-items:center;gap:var(--space-md);padding:var(--space-4xl) var(--space-lg);text-align:center;display:grid}.no-results p{color:var(--color-muted)}.exercise-page{gap:var(--space-xl);display:grid}.exercise-page-header{gap:var(--space-sm);display:grid}.exercise-page-header h1{letter-spacing:-.035em;font-size:clamp(1.9rem,4.6vw,2.8rem);line-height:1.05}.lede{max-width:62ch;color:var(--color-muted);font-size:1.05rem}.lede strong{color:var(--color-ink)}.exercise-page-layout{align-items:start;gap:var(--space-xl);grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);display:grid}.exercise-page-main,.exercise-page-side{gap:var(--space-lg);min-width:0;display:grid}.exercise-page-main>.exercise-demo{border:1px solid var(--color-border-soft);border-radius:var(--radius-lg);overflow:hidden}.cue-list{gap:var(--space-sm);margin:0;padding-left:1.2rem;display:grid}.map-card{background:var(--color-plate);padding:0;overflow:hidden}.map-card .anatomy-map{min-height:0}.map-card .anatomy-vector{height:min(520px,62vh);min-height:360px}.role-group+.role-group{margin-top:var(--space-lg)}.role-group h3{margin-bottom:var(--space-sm);gap:2px;display:grid}.role-group h3 .muscle-role{color:var(--color-ink);font-size:.8rem;font-weight:750}.role-group h3 small{color:var(--color-muted);font-size:.78rem;font-weight:500}.muscle-links{gap:var(--space-sm);flex-wrap:wrap;margin:0;padding:0;list-style:none;display:flex}.muscle-links a{border-radius:var(--radius-sm);background:var(--color-surface-raised);min-height:44px;color:var(--color-ink);padding:6px 12px;line-height:1.25;text-decoration:none;display:grid}.muscle-links a:hover{background:var(--color-surface-active)}.muscle-links strong{font-size:.875rem}.muscle-links span{color:var(--color-muted);font-size:.72rem}.test-card{justify-content:space-between;align-items:center;gap:var(--space-lg);background:radial-gradient(120% 160% at 0% 100%, var(--color-primary-surface), transparent 60%), var(--color-surface);flex-wrap:wrap;display:flex}.test-card h2{align-items:center;gap:var(--space-sm);font-size:1.1rem;display:flex}.detail-grid{gap:var(--space-lg);grid-template-columns:repeat(auto-fit,minmax(260px,1fr));display:grid}.practice-layout{align-items:start;gap:var(--space-2xl);grid-template-columns:minmax(0,.9fr) minmax(320px,1fr);display:grid}.practice-explainer{gap:var(--space-md);padding-top:var(--space-md);display:grid}.practice-explainer h2{letter-spacing:-.025em;font-size:clamp(1.5rem,3vw,2rem);line-height:1.15}.practice-setup{gap:var(--space-xl);display:grid}.practice-setup fieldset{gap:var(--space-sm);border:0;min-width:0;margin:0;padding:0;display:grid}.practice-setup legend{margin-bottom:var(--space-sm);font-size:.875rem;font-weight:750}.choice-row{align-items:flex-start;gap:var(--space-md);padding:var(--space-md);border:1px solid var(--color-border-soft);border-radius:var(--radius-md);cursor:pointer;display:flex}.choice-row:has(input:checked){border-color:var(--color-primary);background:var(--color-primary-surface)}.choice-row input{accent-color:var(--color-primary);margin-top:3px}.choice-row span{gap:2px;display:grid}.choice-row small{color:var(--color-muted);font-size:.8rem}.segmented{border-radius:var(--radius-md);background:var(--color-surface-raised);grid-auto-columns:1fr;grid-auto-flow:column;padding:4px;display:inline-grid}.segmented label{min-width:64px;min-height:40px;color:var(--color-muted);cursor:pointer;border-radius:9px;place-items:center;font-weight:700;display:grid}.segmented label.is-selected{background:var(--color-surface);color:var(--color-ink);box-shadow:var(--shadow-raised)}.resume-banner{justify-content:space-between;align-items:center;gap:var(--space-lg);margin-bottom:var(--space-xl);padding:var(--space-lg) var(--space-xl);border:1px solid var(--color-primary);border-radius:var(--radius-lg);background:var(--color-primary-surface);display:flex}.resume-banner div{display:grid}.resume-banner span{color:var(--color-muted);font-size:.85rem}.practice-session{gap:var(--space-md);display:grid}.session-bar{align-items:center;gap:var(--space-lg);display:flex}.session-bar .back-button{margin:0}.session-dots{flex:1;gap:4px;margin:0;padding:0;list-style:none;display:flex}.session-dots li{background:var(--color-surface-active);border-radius:3px;flex:1;max-width:48px;height:6px}.session-dots li[data-state=current]{background:var(--color-primary)}.session-dots li[data-state=successful]{background:var(--color-success)}.session-dots li[data-state=revealed]{background:var(--color-support)}.session-count{color:var(--color-muted);font-variant-numeric:tabular-nums;font-size:.85rem;font-weight:700}.practice-summary{gap:var(--space-xl);width:100%;max-width:760px;margin:var(--space-lg) auto 0;display:grid}.practice-summary header{gap:var(--space-sm);display:grid}.practice-summary h1{letter-spacing:-.03em;font-size:clamp(1.8rem,4vw,2.5rem)}.summary-list{gap:var(--space-sm);margin:0;padding:0;list-style:none;display:grid}.summary-list li{align-items:flex-start;gap:var(--space-md);padding:var(--space-md) var(--space-lg);border:1px solid var(--color-border-soft);border-radius:var(--radius-md);background:var(--color-surface);display:flex}.summary-mark{background:var(--color-success);width:28px;height:28px;color:var(--color-success-contrast);border-radius:50%;flex:none;place-items:center;display:grid}[data-outcome=missed] .summary-mark{background:var(--color-support);color:oklch(20% .04 75)}[data-outcome=revealed] .summary-mark{background:var(--color-surface-active);color:var(--color-ink)}.summary-text{gap:2px;display:grid}.summary-text a{color:var(--color-ink);text-decoration:none}.summary-text a:hover{color:var(--color-accent-text)}.summary-text>span{color:var(--color-muted);font-size:.85rem}.stat-row{gap:var(--space-lg);margin-bottom:var(--space-lg);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.stat-row article{padding:var(--space-lg) var(--space-xl);border:1px solid var(--color-border-soft);border-radius:var(--radius-lg);background:var(--color-surface);gap:2px;display:grid}.stat-row span,.stat-row small{color:var(--color-muted);font-size:.8rem}.stat-row strong{font-variant-numeric:tabular-nums;letter-spacing:-.02em;font-size:1.9rem}.learning-progress{gap:var(--space-lg);display:grid}.group-bars{gap:var(--space-md) var(--space-2xl);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.group-bar>div:first-child{justify-content:space-between;gap:var(--space-md);font-size:.875rem;display:flex}.group-bar>div:first-child span{color:var(--color-muted);font-size:.8rem}.bar-track{background:var(--color-surface-active);border-radius:4px;height:8px;margin-top:6px;overflow:hidden}.bar-track span{border-radius:inherit;background:var(--color-primary);height:100%;display:block}.group-bar.is-empty strong{color:var(--color-muted)}.section-title-row{justify-content:space-between;align-items:center;gap:var(--space-lg);margin-bottom:var(--space-sm);display:flex}.section-title-row h2{font-size:1.05rem}.sort-control{align-items:center;gap:var(--space-sm);color:var(--color-muted);font-size:.8rem;display:inline-flex;position:relative}.sort-control select{appearance:none;min-height:40px;padding:0 2rem 0 var(--space-md);border:1px solid var(--color-border-soft);background:var(--color-surface);color:var(--color-ink);border-radius:9px;font-size:.85rem}.sort-control svg{pointer-events:none;position:absolute;right:10px}.rate-badge{background:var(--color-surface-raised);font-variant-numeric:tabular-nums;text-align:center;border-radius:99px;min-width:52px;padding:4px 8px;font-size:.8rem;font-weight:750}.rate-badge[data-level=good]{background:var(--color-success-surface);color:var(--color-success-ink)}.rate-badge[data-level=low]{background:var(--color-danger-surface);color:var(--color-danger)}.progress-route,.learn-page{max-width:1320px}.workout-route{max-width:720px;margin:0 auto}@media (width<=900px){.exercise-page-layout,.practice-layout{grid-template-columns:minmax(0,1fr)}.practice-layout{gap:var(--space-xl)}}@media (width<=640px){.program-card>header{gap:var(--space-md);flex-direction:column-reverse}.program-meter{width:64px;height:64px}.session-row{grid-template-columns:28px minmax(0,1fr) auto}.row-arrow{display:none}.stat-row,.group-bars{grid-template-columns:minmax(0,1fr)}.stat-row article{grid-template-columns:1fr auto;align-items:baseline}.stat-row small{grid-column:1/-1}.hero-actions .button{flex:auto}.exercise-grid{gap:var(--space-md);grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}.exercise-card-body{padding:var(--space-sm) var(--space-md) var(--space-md)}.exercise-card-body h3{font-size:.92rem}.select-field,.library-toolbar .button{flex:1}.resume-banner{flex-direction:column;align-items:stretch}}.exercise-demo{background:var(--color-plate);position:relative;overflow:hidden}.exercise-video-shell{aspect-ratio:16/9;background:oklch(10% 0 0);place-items:center;width:100%;display:grid;position:relative;overflow:hidden}.exercise-video{object-fit:cover;border:0;width:100%;height:100%;display:block}.exercise-video-fallback{width:100%;height:100%;min-height:120px;padding:var(--space-lg);color:var(--color-muted);text-align:center;place-items:center;font-size:.75rem;font-weight:650;display:grid}.video-pool{width:100%;position:relative}.video-slot{visibility:hidden;pointer-events:none;position:absolute;inset:0}.video-slot.is-active{visibility:visible;pointer-events:auto;position:relative}.youtube-demo{background:var(--color-surface);width:100%}.youtube-screen{aspect-ratio:16/9;background:#000;position:relative}.youtube-screen iframe{aspect-ratio:16/9;width:100%;height:100%}.youtube-screen.is-spoiler-safe:before{z-index:2;content:"";pointer-events:none;background:linear-gradient(#000 70%,#0000);height:clamp(40px,15%,64px);position:absolute;inset:0 0 auto}.youtube-cover{z-index:3;color:oklch(75% .01 60);background:#000;border:0;place-items:center;width:100%;font-size:.8rem;display:grid;position:absolute;inset:0}.video-controls{align-items:center;gap:2px;padding:2px 4px;display:flex}.video-controls button{min-height:44px;color:var(--color-ink);background:0 0;border:0;border-radius:6px;flex:0 0 40px;place-items:center;padding:0;display:grid}.video-controls button:hover{background:var(--color-surface-raised)}.video-controls button:disabled{opacity:.4;cursor:default}.video-controls input{width:100%;min-width:0;height:44px;accent-color:var(--color-primary);cursor:pointer}.video-status{padding:var(--space-sm) var(--space-md);color:var(--color-muted);margin:0;font-size:.75rem}.youtube-demo:fullscreen{background:#000;flex-direction:column;display:flex}.youtube-demo:fullscreen .youtube-screen{aspect-ratio:auto;flex:1;min-height:0}.youtube-demo:fullscreen iframe{aspect-ratio:auto;height:100%}.exercise-demo.is-compact .exercise-video-shell{aspect-ratio:16/9}.demo-caption{padding:var(--space-sm) var(--space-lg);border-top:1px solid var(--color-border-soft);background:var(--color-surface);color:var(--color-muted);justify-content:space-between;font-size:.72rem;font-weight:620;display:flex}.demo-caption a{align-items:center;gap:var(--space-xs);color:inherit;text-decoration:none;display:inline-flex}.demo-caption a:hover{color:var(--color-ink)}.quiz-layout{border:1px solid var(--color-border-soft);border-radius:var(--radius-lg);background:var(--color-surface);grid-template:"exercise map""answer map"1fr/minmax(300px,360px) minmax(0,1fr);display:grid;overflow:clip}.quiz-layout>*{min-width:0}.exercise-rail{border-bottom:1px solid var(--color-border-soft);grid-area:exercise}.exercise-heading{gap:var(--space-sm);padding:var(--space-lg) var(--space-xl) var(--space-sm);display:grid}.exercise-heading h1{letter-spacing:-.02em;font-size:1.35rem;line-height:1.2}.coaching-panel{margin:0 var(--space-xl) var(--space-md)}.coaching-panel summary{min-height:44px;color:var(--color-muted);justify-content:space-between;align-items:center;font-size:.875rem;font-weight:680;list-style:none;display:flex}.coaching-panel summary::-webkit-details-marker{display:none}.coaching-panel summary>span{align-items:center;gap:var(--space-sm);display:flex}.coaching-panel summary>svg{transition:transform .18s var(--ease-out)}.coaching-panel[open] summary>svg{transform:rotate(180deg)}.coaching-panel ul{gap:var(--space-sm);padding:0 0 var(--space-md) 1.25rem;color:var(--color-muted);margin:0;font-size:.85rem;display:grid}.answer-panel{padding:var(--space-xl);flex-direction:column;grid-area:answer;display:flex}.answer-progress{justify-content:space-between;align-items:flex-start;gap:var(--space-lg);display:flex}.answer-progress>div{gap:2px;min-width:0;display:grid}.answer-progress>div>span{color:var(--color-accent-text);letter-spacing:.04em;text-transform:uppercase;font-size:.75rem;font-weight:750}.answer-progress h2{font-size:1.15rem}.answer-progress>strong{align-items:baseline;gap:var(--space-xs);font-variant-numeric:tabular-nums;flex:none;display:flex}.answer-progress b{font-size:1.6rem}.answer-progress strong span{color:var(--color-muted);font-size:.8rem}.answer-progress strong.is-revealed b{color:var(--color-muted)}.progress-track{height:6px;margin-top:var(--space-md);background:var(--color-surface-active);border-radius:99px;overflow:hidden}.progress-track 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