:root{--bg:#f7f5f0;--surface:#fffdf8;--surface-strong:#ffffff;--ink:#20201d;--muted:#6d6a61;--line:#ded9cd;--red:#c8463a;--green:#3e7c59;--blue:#406f91;--shadow:0 12px 36px rgba(38,34,27,0.08);color-scheme:light}*{box-sizing:border-box}body,html{min-height:100%;background:var(--bg)}body{margin:0;color:var(--ink);font-family:Arial,Helvetica,sans-serif;letter-spacing:0}h1,h2,h3,p{overflow-wrap:anywhere}h1,h2,h3{margin:0;line-height:1.08;letter-spacing:0}h1{font-size:clamp(2.5rem,7vw,4.8rem)}h2{font-size:clamp(1.55rem,4vw,2.3rem)}h3{font-size:1.05rem}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled,input:disabled{cursor:not-allowed;opacity:.5}.app-shell{width:min(1120px,100%);min-height:100svh;margin:0 auto;padding:18px clamp(16px,4vw,32px) 40px}.topbar{display:flex;justify-content:flex-end;padding:6px 0 12px}.nav{display:flex;gap:6px}.nav a{display:inline-flex;min-height:42px;align-items:center;justify-content:center;gap:7px;border:1px solid var(--line);border-radius:8px;background:rgba(255,255,255,.55);padding:9px 13px;color:var(--muted)}.nav a:hover,.nav a[aria-current=page]{border-color:var(--ink);color:var(--ink)}.nav a[aria-current=page]{background:var(--ink);color:var(--surface)}.hero-band,.section-band{padding:clamp(28px,5vw,54px) 0}.section-band>.eyebrow+h1{max-width:16ch}.eyebrow{margin:0 0 9px;color:var(--red);font-size:.76rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.lede{max-width:650px;margin:14px 0 0;font-size:1.04rem;line-height:1.55}.lede,.muted{color:var(--muted)}.small{font-size:.88rem}.panel{border:1px solid 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170px);display:grid;place-items:center;padding:clamp(34px,8vh,76px) 0}.simple-start-inner{display:grid;width:min(460px,100%);min-width:0;max-width:100%;justify-items:stretch;gap:22px}.simple-start-logo{width:100%;min-width:0;max-width:100%;height:auto;object-fit:contain;margin-bottom:8px}.start-choice-group{display:grid;gap:9px}.start-choice-group>strong{font-size:.9rem}.duration-picker{display:grid;overflow:hidden;min-height:52px;border:1px solid var(--line);border-radius:8px;background:var(--surface-strong);grid-template-columns:repeat(3,minmax(0,1fr))}.duration-picker label{position:relative;display:grid;place-items:center;border-right:1px solid var(--line);cursor:pointer;font-weight:900}.duration-picker label:last-child{border-right:0}.duration-picker input{position:absolute;opacity:0;pointer-events:none}.duration-picker span{display:grid;width:100%;height:100%;place-items:center}.duration-picker input:checked+span{background:var(--ink);color:#fff}.duration-picker 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var(--line);padding:16px}.statistics-summary>div:last-child{border-right:0}.statistics-summary small,.statistics-summary span{color:var(--muted)}.statistics-summary strong{font-size:2.5rem;line-height:1}.focus-statistics{display:grid;gap:13px;border-bottom:1px solid var(--line);padding:22px 0 18px}.focus-statistics h2{font-size:1.15rem}.focus-count-list{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}.focus-count-list span{display:grid;gap:3px;color:var(--muted);font-size:.78rem}.focus-count-list strong{color:var(--ink);font-size:1.2rem}.workout-date-graph-panel{display:grid;gap:12px;overflow:hidden;border:1px solid var(--line);border-radius:8px;background:var(--surface);padding:clamp(16px,3vw,24px)}.history-heading,.progress-panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.history-heading span,.progress-panel-head 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var(--line);border-radius:999px;padding:4px 7px;color:var(--muted);font-size:.78rem}.tag.hot{border-color:rgba(185,74,66,.35);background:rgba(185,74,66,.08);color:var(--red)}.load-more{display:flex;margin:24px auto 0}.exercise-detail-grid,.workout-grid{display:grid;grid-template-columns:minmax(0,.95fr) minmax(320px,1.05fr);gap:clamp(20px,4vw,42px);align-items:start}.stats-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.metric{border-top:1px solid var(--line);padding-top:11px}.metric strong{display:block;font-size:1.5rem}.instruction-steps{display:grid;gap:9px;border-top:1px solid var(--line);margin-top:20px;padding-top:15px}.instruction-steps ol{display:grid;gap:7px;margin:0;padding-left:1.25rem;line-height:1.45}.artwork-stack{display:grid;gap:9px}.reduced-motion-cover{display:none}@media 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span{display:block;height:100%;background:#327858}.muscle-arms span{background:#386f92}.muscle-chest span{background:#b94840}.muscle-back span{background:#80713b}.muscle-core span{background:#6963a0}.statistics-page .exercise-rating-row{grid-template-columns:minmax(0,1fr) 90px 100px}.phase-label{color:#327858;font-weight:700;font-size:.9rem;margin:8px 0}.frame-step-number{position:absolute;bottom:6px;left:6px;background:var(--ink);color:white;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font-size:.75rem}.image-step-captions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 26px;margin:0;padding-left:24px;color:var(--muted);font-size:.85rem}.easier-variant{font-size:.9rem}.easier-variant a{text-decoration:underline;text-underline-offset:3px}@media (max-width:760px){.statistics-two-column{grid-template-columns:1fr;gap:0}.statistics-heading{align-items:flex-start}.statistics-heading .segmented-control{width:100%}.statistics-heading .segmented-control button{flex:1 1;padding-inline:8px}.exercise-trend-picker{width:100%}.exercise-trend-picker select{width:100%;max-width:100%}.trend-facts{gap:12px}.trend-facts strong{font-size:1.5rem}.trend-facts strong small{display:block}.statistics-page .exercise-rating-row{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:430px){.list-grid{grid-template-columns:1fr 1fr}.exercise-card h3{font-size:.94rem}.exercise-card .eyebrow{font-size:.66rem}.exercise-lightbox-surface{padding-inline:12px}.exercise-lightbox-next,.exercise-lightbox-previous{top:auto;bottom:10px;transform:none}}