:root{--bg:#f4f5f0;--ink:#23362d;--muted:#6f7c72;--line:#dce2d8;--green:#447951;--lime:#d8eeaf;--orange:#ed9a45;--white:#fff;--radius:20px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input,textarea{font:inherit}button,a,input{touch-action:manipulation}button{cursor:pointer;color:inherit}button:disabled{opacity:.45;cursor:wait}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #b47d26;outline-offset:3px}button{border:0}a{color:var(--green)}.shell{max-width:1400px;margin:auto;padding:0 44px 40px}.topbar{display:flex;align-items:center;justify-content:space-between;height:96px;border-bottom:1px solid var(--line);gap:16px}.brand{display:flex;align-items:center;gap:12px;font-size:21px;font-weight:760;letter-spacing:-.8px}.brandmark{background:var(--ink);color:var(--lime);font-size:28px;border-radius:12px;width:41px;height:41px;display:grid;place-items:center}.brand small{font-size:10px;display:block;letter-spacing:2px;color:var(--muted);margin-top:4px}.profile{display:flex;align-items:center;gap:12px;font-size:13px}.avatar{border-radius:50%;background:#e0e7d9;width:36px;height:36px;display:grid;place-items:center;font-weight:700}.quiet{background:transparent;color:var(--muted);padding:10px;border-radius:10px}.quiet:hover{background:#e5e9e0}.workspace{display:grid;grid-template-columns:290px minmax(0,1fr);gap:40px;margin-top:34px}.sidebar{align-self:start}.eyebrow{text-transform:uppercase;letter-spacing:2px;font-size:10px;font-weight:750;color:var(--muted)}h1{font-size:35px;letter-spacing:-1.5px;margin:8px 0 10px;font-weight:650}h2{letter-spacing:-.5px;font-size:20px;margin:0}h3{font-size:14px;margin:0 0 9px}.subtle{color:var(--muted);font-size:13px;line-height:1.6}.calendar{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:19px;margin-top:20px}.calhead{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;font-size:14px;font-weight:650}.calhead button{width:32px;height:32px;background:var(--bg);border-radius:50%;font-size:20px}.calgrid{display:grid;grid-template-columns:repeat(7,1fr);gap:4px;text-align:center}.calgrid .weekday{font-size:10px;color:var(--muted);padding-bottom:9px}.day{position:relative;aspect-ratio:1;background:transparent;border-radius:50%;font-size:12px}.day:hover{background:#eaf0e4}.day.recorded:after{content:'';position:absolute;bottom:3px;left:calc(50% - 2px);width:4px;height:4px;border-radius:50%;background:var(--green)}.day.today{box-shadow:inset 0 0 0 1px #9fb69b}.day.selected{background:var(--ink);color:white}.day.selected:after{background:var(--lime)}.calfoot{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);margin-top:15px;padding-top:8px;font-size:10px;color:var(--muted)}.dot{display:inline-block;width:7px;height:7px;background:var(--green);border-radius:50%;margin-right:6px}.guide{margin-top:25px;padding:0 4px}.guide p{font-size:12px;line-height:1.7;color:var(--muted)}.legend{display:flex;gap:14px;font-size:11px;align-items:center;margin-top:14px;flex-wrap:wrap}.swatch{width:10px;height:10px;background:#82c9a0;display:inline-block;border-radius:3px;margin-right:5px;vertical-align:middle}.swatch.warm{background:repeating-linear-gradient(45deg,#ed9a45,#ed9a45 2px,#ba681f 2px,#ba681f 3px)}.mini-link{font-size:11px;background:transparent;color:var(--muted);padding:0;text-decoration:underline;text-underline-offset:3px}.mainhead{display:flex;justify-content:space-between;align-items:center;gap:16px}.date-line{font-size:13px;color:var(--muted);margin:8px 0 0;text-transform:capitalize}.date-line input{border:0;background:transparent;color:var(--muted);max-width:150px}.summary{margin:24px 0;display:grid;grid-template-columns:repeat(3,1fr);background:var(--ink);border-radius:var(--radius);color:#f4f6ef;padding:24px 10px}.stat{padding:0 22px;border-right:1px solid #47584d}.stat:last-child{border:0}.stat b{font-size:28px;font-weight:550;letter-spacing:-1px}.stat small{font-size:12px;color:#b7c7b9;display:block;margin-top:6px}.stat b span{font-size:12px;letter-spacing:0;color:#d2dfc8;margin-left:4px}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:22px 0 18px}.segmented{background:#e7ebe2;border-radius:10px;display:flex;padding:4px;gap:3px}.segmented button{padding:9px 15px;border-radius:7px;background:transparent;font-size:12px;white-space:nowrap}.segmented button.active{background:#fff;box-shadow:0 1px 3px #23362d10;font-weight:650}.search{background:transparent;border:0;border-bottom:1px solid #cbd4c5;padding:9px 0;width:170px;font-size:12px;min-width:0}.groups{display:flex;gap:7px;overflow:auto;margin-bottom:18px;padding-bottom:4px}.chip{white-space:nowrap;border:1px solid var(--line);background:transparent;border-radius:20px;padding:7px 13px;font-size:11px}.chip.active{background:#e2ebd7;border-color:#abc698;color:#3f663c}.exercise-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.card{position:relative;display:flex;align-items:center;gap:15px;min-height:156px;text-align:left;padding:18px 16px;background:white;border:1px solid var(--line);border-radius:16px;transition:border-color .15s,transform .15s;width:100%}.card:hover{border-color:#a1b790;transform:translateY(-1px)}.card.completed{border-color:#aec799;background:#fafdF6}.card .anatomy{height:108px;width:62px;flex-shrink:0}.cardcopy{min-width:0;flex:1}.card h3{font-size:14px;line-height:1.35;margin:5px 14px 6px 0;letter-spacing:-.2px}.equipment{font-size:9px;letter-spacing:1.1px;color:var(--muted);text-transform:uppercase}.muscletext{font-size:10px;color:var(--muted);line-height:1.6}.muscletext .hot{color:#ac6122}.card-footer{margin-top:10px;font-size:11px;font-weight:600}.card-footer .muted{font-weight:400;color:var(--muted)}.stateicon{position:absolute;top:14px;right:14px;width:20px;height:20px;display:grid;place-items:center;border:1px solid #dce3d7;border-radius:50%;font-size:12px;color:#83927c}.completed .stateicon{background:var(--green);border-color:var(--green);color:white}.hint{font-size:11px;color:var(--muted);margin:20px 0;line-height:1.6}.empty{padding:40px 20px;text-align:center;border:1px dashed #bdcdb5;border-radius:16px;grid-column:1/-1}.empty p{font-size:13px;color:var(--muted);line-height:1.7}.primary{background:var(--ink);color:#f0f6e7;border:0;border-radius:12px;padding:14px 22px;font-weight:650;font-size:13px;min-height:46px}.primary:hover{background:#355240}.outline{background:white;border:1px solid var(--line);border-radius:12px;padding:12px 18px;font-size:12px;min-height:44px}.primary.lime{background:var(--lime);color:var(--ink)}footer{border-top:1px solid var(--line);margin-top:35px;padding-top:18px;font-size:10px;color:var(--muted);display:flex;justify-content:space-between;gap:10px}.overlay{position:fixed;inset:0;background:#0c1b1466;display:grid;place-items:center;z-index:20;padding:24px;backdrop-filter:blur(4px)}dialog{border:0;color:var(--ink);padding:0;background:var(--bg);border-radius:24px;width:620px;max-width:100%;max-height:calc(100dvh - 40px);box-shadow:0 20px 100px #0003}dialog[open]{display:flex;flex-direction:column;position:relative;margin:auto}dialog::backdrop{background:#0c1b1470;backdrop-filter:blur(4px)}.dialoghead{padding:22px 24px 16px;display:flex;justify-content:space-between;gap:10px;border-bottom:1px solid var(--line)}.dialoghead h2{margin-top:5px}.close{width:40px;height:40px;background:#e7ece1;border-radius:50%;font-size:24px;flex-shrink:0}.dialogbody{overflow:auto;padding:20px 24px;overscroll-behavior:contain}.visuals{display:flex;align-items:center;gap:16px;background:#ebeee5;border-radius:16px;padding:12px 16px;margin-bottom:16px}.anatomy.large{width:85px;height:153px}.tip{font-size:12px;line-height:1.65;color:#5d705f}.musclechips{display:flex;flex-wrap:wrap;gap:6px;margin:14px 0}.musclepill{font-size:10px;padding:6px 9px;background:#e1eddf;border-radius:7px}.musclepill.hot{background:#f6e1c9;color:#94591f}.musclepill.secondary{border:1px dashed #a4b5a0}.prefill{font-size:11px;background:#e7eedc;padding:12px;border-radius:10px;margin:15px 0}.settable{width:100%;border-collapse:separate;border-spacing:0 8px}.settable th{text-align:left;font-size:10px;color:var(--muted);font-weight:550;padding:3px}.settable td{padding:0 3px}.setnumber{font-size:12px;font-weight:600;width:22px}.stepper{display:flex;align-items:center;border:1px solid #d9e0d2;border-radius:10px;background:#fff;overflow:hidden}.stepper button{background:transparent;width:36px;height:44px;flex-shrink:0;font-size:18px}.stepper input{width:100%;min-width:0;max-width:75px;text-align:center;border:0;background:transparent;font-size:15px;-moz-appearance:textfield;color:var(--ink);height:44px}.stepper input::-webkit-inner-spin-button{appearance:none}.donebox{width:36px;height:44px;border:1px solid #c7d4be;border-radius:10px;background:white;font-size:16px}.donebox.yes{background:var(--green);color:white;border-color:var(--green)}.remove-row{background:transparent;font-size:18px;width:26px;height:44px;color:#8a9684}.addset{width:100%;background:#e6ecde;border:1px dashed #b7c9a9;border-radius:12px;padding:15px;font-size:13px;font-weight:650;margin:7px 0 16px}.notes{width:100%;resize:vertical;min-height:64px;border:1px solid var(--line);border-radius:10px;padding:12px;font-size:12px;background:white;margin-top:7px}.dialogfoot{padding:16px 24px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:10px;background:#f4f5f0;padding-bottom:max(16px,env(safe-area-inset-bottom));flex-wrap:wrap}.dialogfoot .primary{flex:1}.danger{color:#a34f3f;background:transparent;font-size:11px;padding:8px}.error{background:#fbe7dd;color:#943b25;border-radius:12px;font-size:12px;padding:14px;line-height:1.6;margin:12px 0}.login{min-height:100dvh;display:grid;grid-template-columns:1fr 1fr}.login-art{background:var(--ink);color:#e9eedf;padding:70px;display:flex;flex-direction:column;justify-content:center}.login-art h1{font-size:65px;max-width:470px;line-height:1.08;letter-spacing:-3px;margin:36px 0 25px}.login-art p{color:#b5c5af;line-height:1.8;max-width:340px;font-size:15px}.login-art .brandmark{background:var(--lime);color:var(--ink)}.login-form{display:flex;align-items:center;justify-content:center;padding:36px}.login-form>div{width:330px}.login-form h2{font-size:29px;margin:16px 0}.login-form .primary{width:100%;margin-top:14px}.login-form .outline{width:100%;margin-top:10px}.login-form p{font-size:13px;line-height:1.7;color:var(--muted)}.demo-label{font-size:10px;letter-spacing:1px;display:inline-block;background:#e6eedb;border-radius:6px;padding:6px 9px}.loading{padding:50px;text-align:center;color:var(--muted)}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);max-width:calc(100% - 30px);background:var(--ink);color:white;border-radius:12px;padding:14px 20px;font-size:13px;z-index:100;box-shadow:0 8px 30px #0002;display:none}#toast.visible{display:block}.history-row{display:flex;align-items:center;justify-content:space-between;padding:15px 0;border-bottom:1px solid var(--line);font-size:12px}.history-row b{display:block;margin-bottom:4px}.smallprint{font-size:10px;line-height:1.7;color:var(--muted)}.mobile-date{display:none}.warning{font-size:11px;color:#a46a25}.screen-reader{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
@media(min-width:1250px){.exercise-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.card{padding:16px 12px;gap:10px}.card .anatomy{width:52px}.card h3{font-size:13px}}
@media(max-width:1000px){.shell{padding:0 24px 30px}.workspace{grid-template-columns:245px minmax(0,1fr);gap:24px}.exercise-grid{grid-template-columns:1fr}.card{min-height:132px}.card .anatomy{height:100px}.toolbar{flex-wrap:wrap}.search{flex:1}.login-art{padding:40px}.login-art h1{font-size:50px}}
@media(max-width:680px){.shell{padding:0 18px 24px}.topbar{height:76px}.brand{font-size:19px}.brand small{font-size:8px}.profile .username{display:none}.workspace{display:flex;flex-direction:column;gap:20px;margin-top:23px}.sidebar{width:100%}.sidebar>.eyebrow,.sidebar>h2,.sidebar>.subtle,.guide{display:none}.calendar{margin:0;padding:12px 14px}.calhead{margin:0 0 8px}.calgrid{gap:2px}.calgrid .weekday{padding-bottom:3px}.day{height:31px;aspect-ratio:auto;border-radius:9px}.calfoot{display:none}.mainhead{align-items:flex-start}h1{font-size:29px;letter-spacing:-1px}.summary{padding:19px 0;margin:19px 0}.stat{padding:0 15px}.stat b{font-size:25px}.stat small{font-size:10px}.toolbar{gap:12px;margin:18px 0 15px}.segmented{width:100%}.segmented button{flex:1;padding:10px}.search{width:100%}.exercise-grid{gap:10px;grid-template-columns:1fr}.card{padding:15px 18px;min-height:140px;gap:18px}.card .anatomy{width:65px;height:114px}.card h3{font-size:16px}.muscletext{font-size:11px}.card-footer{font-size:12px}.equipment{font-size:9px}.groups{margin-bottom:12px}.mobile-date{display:block}.mainhead .outline{padding:10px 13px;min-height:40px}footer{flex-direction:column}.login{grid-template-columns:1fr}.login-art{padding:30px 28px 36px;min-height:300px}.login-art h1{font-size:43px;margin:25px 0 14px;letter-spacing:-2px;max-width:330px}.login-art p{margin:0;font-size:13px}.login-form{padding:30px 28px}.login-form>div{width:100%;max-width:360px}dialog{max-height:calc(100dvh - 16px);width:100%;border-radius:22px 22px 0 0;margin:auto 0 0!important;position:fixed!important;bottom:0;top:auto}.dialoghead{padding:18px}.dialogbody{padding:16px 18px}.dialogfoot{padding:14px 18px max(14px,env(safe-area-inset-bottom))}.stepper button{width:30px}.settable td{padding:0 2px}.stepper input{max-width:64px}.visuals{gap:10px}.dialogfoot .primary{padding:14px 12px}.dialogfoot .outline{padding:10px}.dialoghead h2{font-size:19px}.anatomy.large{height:140px;width:78px}}

.card .anatomy.paired{width:92px}.anatomy.paired.large{width:145px;flex-shrink:0}.card .anatomy.paired .anatomy{width:auto;height:auto}.date-line{text-transform:none}@media(max-width:400px){.visuals:has(.paired) .motion{min-width:100px;width:100px}.card .anatomy.paired{width:85px}}

.login-input{display:block;width:100%;height:48px;border:1px solid var(--line);border-radius:10px;background:white;padding:12px;margin:6px 0 16px;color:var(--ink)}

/* Participación por ejercicio, no por serie. El número acompaña siempre al color. */
.legend{gap:9px}.legend .swatch{border:1px solid #0002}.level-1{--heat:#f1cf4b}.level-2{--heat:#ed9842}.level-3{--heat:#df5950}.level-4{--heat:#952c3d}.heat-text.level-1{color:#88700f}.heat-text.level-2{color:#a85c20}.heat-text.level-3{color:#b83d37}.heat-text.level-4{color:#852639}.musclepill.level-1{background:#fbefb7}.musclepill.level-2{background:#f9e0c4}.musclepill.level-3{background:#f5d7d3}.musclepill.level-4{background:#952c3d;color:#fff}.exercise-history{border:1px solid var(--line);background:white;border-radius:14px;padding:14px;margin-bottom:16px}.history-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.history-heading h3{margin:0}.history-heading>span{font-size:10px;color:var(--muted)}.history-charts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.history-charts.single{grid-template-columns:1fr}.history-metric{min-width:0}.history-metric+ .history-metric{border-left:1px solid var(--line);padding-left:10px}.history-metric h4{font-size:10px;color:var(--muted);font-weight:500;margin:0 0 6px}.history-metric>b{font-size:17px;font-weight:650;letter-spacing:-.5px}.history-metric small{font-size:9px;font-weight:400;letter-spacing:0}.history-chart{display:block;width:100%;height:auto;overflow:visible;margin-top:4px}.history-chart text{font-size:10px;fill:#71816f}.history-chart circle,.history-chart rect{fill:#447951}.history-chart .range{stroke:#447951;stroke-width:2;opacity:.55}.history-chart .gridline{stroke:#dce2d8;stroke-width:1;fill:none}.chart-unavailable{font-size:10px;line-height:1.5;color:var(--muted);padding:15px 0}.history-details summary,.evidence summary{cursor:pointer;font-size:11px;color:#476244;padding:9px 0;min-height:32px}.history-table-wrap{max-height:220px;overflow:auto}.history-table{border-collapse:collapse;font-size:11px;width:100%;text-align:left;font-variant-numeric:tabular-nums}.history-table td,.history-table th{padding:8px;border-bottom:1px solid var(--line)}.evidence{margin-bottom:14px}.evidence ul{font-size:11px;padding-left:18px;line-height:1.8}.card .anatomy.paired{width:85px;height:114px}.visuals .anatomy.paired.large{width:145px;height:153px}.history-charts.single .history-chart{max-height:110px}.history-charts.single .history-metric{max-width:250px}@media(min-width:1250px){.exercise-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:400px){.history-charts{gap:7px}.history-metric+ .history-metric{padding-left:7px}.history-metric>b{font-size:14px}.history-metric h4{font-size:9px}.visuals{flex-wrap:wrap}.visuals .motion{min-width:120px}.card{gap:14px}.card .anatomy.paired{width:82px}.legend{font-size:10px}}

.legend.mobile-date{display:none}@media(max-width:680px){.legend.mobile-date{display:flex;gap:10px;align-items:center}.legend.mobile-date>span{white-space:nowrap}}

/* Real exercise demonstrations; no animated stick figures. */
.exercise-muscle-summary{display:flex;align-items:center;gap:20px;margin:14px 0}.exercise-muscle-summary .anatomy{width:130px;height:145px;flex-shrink:0}.exercise-muscle-summary .musclechips{margin:0;align-content:center}.exercise-demo{margin:16px 0 18px;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff}.demo-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px;font-size:12px;font-weight:650}.demo-heading>span+span{font-size:10px;font-weight:400;color:var(--muted)}.demo-player{position:relative;background:#18231f;aspect-ratio:16/10;max-height:340px}.demo-preview{position:relative;display:block;width:100%;height:100%;padding:0;background:#18231f;color:white;overflow:hidden}.demo-preview img{display:block;width:100%;height:100%;object-fit:contain}.demo-play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:grid;place-items:center;width:54px;height:54px;background:#23362deb;border:1px solid #fff8;border-radius:50%;font-size:21px;padding-left:3px}.demo-preview-label{position:absolute;bottom:12px;left:50%;transform:translateX(-50%);padding:6px 12px;background:#18231fdd;border-radius:8px;font-size:11px;white-space:nowrap}.demo-player iframe,.demo-video{display:block;width:100%;height:100%;border:0;object-fit:contain}.exercise-demo figcaption{display:flex;flex-direction:column;gap:5px;padding:12px 14px;font-size:10px;line-height:1.5;color:var(--muted)}.exercise-demo figcaption strong{font-size:11px;font-weight:600;color:var(--ink)}.exercise-demo figcaption a{align-self:flex-start;min-height:24px;display:flex;align-items:center}.demo-error{color:#a13e33;margin:4px 0 0}.demo-note{font-size:12px;color:var(--muted);margin:16px 0}@media(max-width:400px){.exercise-muscle-summary{gap:12px}.exercise-muscle-summary .anatomy{width:105px;height:130px}}

.demo-player:has(video){aspect-ratio:1;max-height:380px;background:#edf0eb}