:root{--paper:#f6f5f0;--ink:#242d28;--muted:#7f837b;--line:#e2e3da;--orange:#e4794b;--green:#334c3d}*{box-sizing:border-box}body{margin:0;background:var(--paper);font:14px 'DM Sans',sans-serif;color:var(--ink)}button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--orange);outline-offset:4px}button{color:inherit}header{height:88px;margin:0 5%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{text-decoration:none;color:var(--ink);display:flex;align-items:center;gap:11px;font:750 22px Manrope,sans-serif;letter-spacing:-1px}.brand-icon{color:var(--green);font-size:38px;letter-spacing:-5px;line-height:1;transform:rotate(-9deg);margin-right:5px}.brand-icon span{font-size:26px}.beta{margin-left:8px;font:600 9px 'DM Sans';letter-spacing:1.5px;border:1px solid #d6dbce;padding:6px 8px;border-radius:5px}.header-note{font-size:12px;color:#777e73;display:flex;align-items:center;gap:8px}.header-note i,.model-badge i{width:5px;height:5px;background:#789276;border-radius:50%}.text-btn{border:0;background:none;font-size:12px}.text-btn span{margin-left:15px}main{max-width:1600px;margin:auto;padding:44px 5% 0}.intro{display:flex;justify-content:space-between;align-items:center;margin-bottom:36px}.eyebrow{font-size:9px;letter-spacing:1.8px;font-weight:700;color:#777f72}h1{font:600 clamp(32px,3.1vw,47px)/1.18 Manrope,sans-serif;letter-spacing:-2px;margin:13px 0 0}h1 em{font-style:normal;color:#8c9583}.intro p{font-size:12px;line-height:1.9;color:#85877f;margin:24px 25px 0 0}.intro p span{color:#4c594c}.explorer{display:grid;grid-template-columns:242px minmax(300px,1fr) 330px;min-height:690px;border:1px solid #dddfd4;border-radius:16px;overflow:hidden;background:#fafaf6}.muscle-panel,.exercise-panel{padding:27px 24px}.section-top{display:flex;align-items:center;justify-content:space-between}.count{font-size:10px;color:#969c90}.muscle-panel h2{font:600 20px/1.4 Manrope;letter-spacing:-.7px;margin:23px 0 20px}.search{display:flex;align-items:center;gap:8px;border:1px solid #e1e3da;border-radius:7px;padding:8px 10px}.search span{font-size:21px;color:#7d8779}.search input{width:100%;border:0;outline:none;background:none;font-size:11px;color:var(--ink)}.filters{display:flex;justify-content:space-between;margin:15px 0 12px;gap:4px}.filters button{border:0;background:transparent;padding:7px 11px;border-radius:5px;font-size:10px;color:#8c9086}.filters button.active{background:#e8ecdf;color:#42583f;font-weight:650}.muscle-list{height:356px;overflow:auto;scrollbar-width:thin;scrollbar-color:#d9ddcf transparent}.muscle-row{width:100%;background:transparent;border:0;display:flex;align-items:center;text-align:left;gap:10px;border-radius:6px;padding:11px 10px;font-size:12px;margin-bottom:2px}.muscle-row .row-dot{height:5px;width:5px;border:1px solid #a9afa2;border-radius:50%}.muscle-row .row-arrow{margin-left:auto;color:#a6ae9e;opacity:0}.muscle-row.active{background:#f8e9dc;color:#a95c34;font-weight:600}.muscle-row.active .row-dot{background:var(--orange);border-color:var(--orange)}.muscle-row.active .row-arrow,.muscle-row:hover .row-arrow{opacity:1}.muscle-row:hover{background:#eef0e7}.muscle-row.active:hover{background:#f8e9dc}.panel-bottom{border-top:1px solid var(--line);margin-top:17px;padding-top:19px;display:flex;gap:12px;align-items:center}.tiny-orbit{font-size:26px;color:#89947c}.panel-bottom p{font-size:9px;line-height:1.8;color:#8b9182;margin:0}.panel-bottom strong{font-weight:400;color:#6b7660}.body-stage{position:relative;min-width:0;background:#eeeee5;border-inline:1px solid #dde0d2;overflow:hidden;background-image:radial-gradient(ellipse at 50% 40%,#f5f4ec 0%,#eaece1 75%)}.stage-top{position:absolute;top:27px;left:24px;right:24px;display:flex;justify-content:space-between;z-index:2;pointer-events:none}.stage-top .eyebrow{font-size:8px;letter-spacing:1.3px}.model-badge{display:flex;align-items:center;gap:6px;font-size:7px;letter-spacing:1px;color:#7e8973}#viewport{width:100%;height:100%;min-height:690px;position:absolute;inset:0;touch-action:none}canvas{display:block;width:100%;height:100%}#loading{position:absolute;top:45%;width:100%;text-align:center;font-size:12px;color:#6c7862}.floating-label{position:absolute;top:30%;left:65%;background:#fafaf5ef;padding:10px 12px;border:1px solid #e0e1d7;border-radius:6px;display:flex;align-items:center;gap:10px;box-shadow:0 4px 12px #38442c05;font-size:11px;pointer-events:none}.floating-label>span:last-child{font-size:12px;color:#9a9f8d}.dot,.legend-dot{width:6px;height:6px;background:var(--orange);display:inline-block;border-radius:50%}.view-tools{position:absolute;bottom:65px;left:50%;transform:translateX(-50%);display:flex;gap:9px;align-items:center}.segmented{display:flex;gap:2px;border:1px solid #daddce;background:#f7f8f0b0;padding:3px;border-radius:7px}.segmented button{border:0;background:transparent;border-radius:4px;padding:8px 18px;font-size:10px;color:#849078}.segmented button.active{background:#fff;color:#33492f;box-shadow:0 1px 4px #27361c0d}.circle-btn{background:#f8f9f2b0;border:1px solid #daddce;border-radius:50%;height:33px;width:33px;font-size:19px;color:#758367}.stage-bottom{position:absolute;bottom:23px;left:20px;right:20px;display:flex;justify-content:space-between;gap:10px;font-size:8px;color:#8b9480}.stage-bottom>div{display:flex;gap:5px;align-items:center}.secondary-dot{width:5px;height:5px;background:#b6c49b;border-radius:50%;margin-left:7px}.legend-dot{width:5px;height:5px}.exercise-panel{padding:27px 27px}.exercise-index{font-size:11px;color:#a9ae9e}.muscle-heading{display:flex;align-items:center;gap:10px;font:600 29px Manrope;letter-spacing:-1px;margin-top:24px}.orange-line{width:4px;height:25px;background:var(--orange);border-radius:3px}.latin{font-size:11px;color:#9c9e93;margin:6px 0 17px}.description{font-size:12px;line-height:1.7;color:#7e8577;margin-bottom:0}.divider{height:1px;background:var(--line);margin:22px 0}.exercise-top{display:flex;align-items:center;justify-content:space-between}.difficulty{color:#71815e;background:#ebefdf;padding:5px 7px;font-size:9px;border-radius:4px}.exercise-panel h2{font:650 24px/1.3 Manrope;margin:13px 0 8px;letter-spacing:-.8px}.exercise-intro{color:#8d9184;font-size:11px;line-height:1.7;margin:0}.stats{display:grid;grid-template-columns:1fr 1fr;margin:20px 0;gap:16px}.stats>div{display:flex;flex-direction:column;gap:7px}.stats span{font-size:8px;letter-spacing:1.2px;color:#939988}.stats strong{font-size:12px;font-weight:550}.primary-btn{width:100%;padding:14px 15px;background:var(--green);color:#fff;border:0;border-radius:7px;font-size:11px;display:flex;align-items:center;justify-content:center;gap:10px}.primary-btn>span:last-child{margin-left:auto}.primary-btn:hover{background:#45624d}.instructions{margin-top:24px}.instructions ol{padding:0;list-style:none;counter-reset:step;margin:14px 0 17px}.instructions li{counter-increment:step;display:flex;gap:11px;margin-bottom:12px;font-size:11px;line-height:1.65;color:#777f6f}.instructions li:before{content:'0' counter(step);font-size:9px;color:#a8ad9b;line-height:20px}.tip{display:flex;gap:10px;background:#f0f1e8;border-radius:6px;padding:11px;color:#82906f}.tip>span{font-size:19px}.tip p{font-size:10px;line-height:1.6;margin:0}.works{margin-top:20px}.works>span{font-size:8px;letter-spacing:1.3px;color:#999f8d}.works>div{display:flex;gap:5px;flex-wrap:wrap;margin-top:9px}.works button{border:1px solid #dfe3d4;background:none;border-radius:4px;padding:5px 8px;font-size:9px;color:#7a866b}footer{display:flex;justify-content:space-between;gap:20px;color:#959b8c;font-size:8px;padding:22px 0 28px}footer>span:first-child{letter-spacing:1px;font-weight:500}footer a{color:inherit}.demo-controls{position:absolute;bottom:62px;left:16px;right:16px;display:flex;align-items:center;gap:10px;background:#fafbf3eb;border:1px solid #daddcd;border-radius:8px;padding:8px 10px}.demo-controls[hidden],.motion-label[hidden]{display:none}.demo-controls button{border:0;background:none;font-size:11px;white-space:nowrap}.demo-controls input{min-width:30px;width:100%;accent-color:var(--green)}.motion-label{position:absolute;top:68px;left:50%;transform:translateX(-50%);white-space:nowrap;font-size:10px;display:flex;gap:7px;align-items:center;color:#738565}dialog{max-width:480px;border:1px solid var(--line);padding:35px;background:var(--paper);border-radius:14px;color:var(--ink)}dialog::backdrop{background:#25342166;backdrop-filter:blur(5px)}dialog .circle-btn{float:right}dialog h2{font:600 30px Manrope;letter-spacing:-1px}dialog p{color:#737e69;line-height:1.8;font-size:13px}dialog .primary-btn{margin-top:23px}.empty{color:#7e8773;font-size:12px;padding:15px 5px}@media(min-width:1450px){.explorer{grid-template-columns:260px minmax(400px,1fr) 350px;min-height:740px}#viewport{min-height:740px}.muscle-list{height:403px}}@media(max-width:1150px){header{margin:0 3%}main{padding:30px 3% 0}.explorer{grid-template-columns:205px minmax(250px,1fr) 285px}.muscle-panel,.exercise-panel{padding:22px 18px}.stage-top{left:15px;right:15px}.model-badge{display:none}.stage-bottom{flex-direction:column;align-items:center;bottom:16px}.floating-label{left:62%}.exercise-panel h2{font-size:22px}}@media(max-width:850px){.header-note{display:none}.explorer{grid-template-columns:180px minmax(250px,1fr)}.exercise-panel{grid-column:1/-1;display:block;border-top:1px solid var(--line);padding:25px}.body-stage{border-right:0}.intro p{max-width:230px;font-size:11px}.muscle-list{height:325px}.explorer{min-height:0}.body-stage,#viewport{min-height:610px}.exercise-panel .description{max-width:600px}.stats{max-width:400px}.primary-btn{max-width:450px}.instructions ol{display:flex;gap:25px}.instructions li{flex:1}.tip{max-width:650px}.works{margin-bottom:5px}footer{flex-wrap:wrap;line-height:1.7}.exercise-panel .muscle-heading{margin-top:14px}}@media(max-width:540px){header{height:72px;margin:0 5%}.brand{font-size:19px}.brand-icon{font-size:30px}.beta{display:none}main{padding:25px 4% 0}.intro{display:block;margin-bottom:25px}.intro h1{font-size:34px}.intro p{max-width:none;margin:16px 0 0;font-size:11px}.intro p br:first-child{display:none}.intro p br:first-child:after{content:" "}.intro p span{display:none}.explorer{display:flex;flex-direction:column;border-radius:12px}.muscle-panel{padding:19px 16px 12px}.muscle-panel h2,.panel-bottom,.search{display:none}.filters{margin:12px 0 7px;justify-content:flex-start}.muscle-list{height:auto;display:flex;overflow:auto;gap:5px;padding-bottom:5px}.muscle-row{width:auto;flex-shrink:0;padding:10px 12px;background:#eef0e7}.muscle-row .row-arrow{display:none}.body-stage,#viewport{height:490px;min-height:490px}.body-stage{border-inline:0;border-block:1px solid var(--line)}.stage-top{top:20px}.floating-label{left:66%;top:30%}.stage-bottom{font-size:8px}.exercise-panel{border-top:0;padding:23px}.instructions ol{display:block}.header-note{display:none}.text-btn{font-size:10px}footer>span:first-child{display:none}footer{font-size:8px}.stage-bottom>div{display:none}.view-tools{bottom:48px}.demo-controls{bottom:44px}.primary-btn{max-width:none}}
/* Movement study controls */
.variation-label{display:block;font-size:8px;letter-spacing:1.2px;color:#89917d;margin-top:18px}#exerciseSelect{width:100%;margin-top:7px;background:#f3f4eb;border:1px solid #dce0d1;border-radius:6px;padding:10px 8px;font:500 11px 'DM Sans';color:#42533b;cursor:pointer}.demo-views{position:absolute;top:54px;left:16px;right:16px;display:flex;justify-content:center;gap:4px;z-index:3}.demo-views button{border:1px solid #d7dece;background:#f6f8efe8;border-radius:5px;padding:7px 12px;font-size:10px;color:#647558}.demo-views button.active{background:#344c3b;color:#fff;border-color:#344c3b}.demo-views button:last-child{margin-left:8px}.demo-views[hidden],.phase-controls[hidden],.joint-readout[hidden]{display:none}.motion-label{top:101px;font-size:10px}.phase-controls{position:absolute;bottom:115px;left:18px;right:18px;background:#f9faf3e8;border:1px solid #dce1d1;border-radius:8px;overflow:hidden;z-index:3}.phase-buttons{display:grid;grid-template-columns:repeat(4,1fr);gap:3px;padding:5px}.phase-buttons button{border:0;background:none;padding:8px 3px;border-radius:4px;font-size:9px;color:#7d8971}.phase-buttons button.active{background:#e4ead9;color:#3c5636;font-weight:700}.phase-controls p{font-size:11px;line-height:1.5;padding:8px 12px 3px;margin:0;border-top:1px solid #e3e7d9;color:#55644b}.phase-controls>span{display:block;font-size:9px;color:#89967b;padding:2px 12px 10px}.joint-readout{position:absolute;top:132px;right:19px;font-size:9px;letter-spacing:.3px;border:1px solid #d5dfcb;background:#f9fbf2d9;color:#62774d;padding:7px 9px;border-radius:5px}.avoid{margin-top:18px;border-left:2px solid #d7b58b;padding-left:10px}.avoid>span{font-size:8px;letter-spacing:1.2px;color:#9a8061}.avoid p{font-size:10px;line-height:1.6;color:#8a846f;margin:6px 0 0}.body-stage.is-demo .stage-bottom{bottom:22px}.body-stage.is-demo .stage-bottom>div{display:none}.body-stage.is-demo .stage-bottom{justify-content:center}.explorer{min-height:850px}.muscle-list{height:470px}#viewport{min-height:850px}.body-stage.is-demo .demo-controls{bottom:64px}.body-stage.is-demo #viewport{cursor:grab}.instructions li{transition:color .2s}.instructions li.current{color:#395235;font-weight:550}@media(max-width:850px){.body-stage,#viewport{height:680px;min-height:680px}.muscle-list{height:390px}.explorer{min-height:0}}@media(max-width:540px){.body-stage,#viewport{height:570px;min-height:570px}.muscle-list{height:auto}.demo-views{top:46px}.motion-label{top:91px}.joint-readout{top:121px;font-size:8px}.phase-controls{bottom:90px;left:12px;right:12px}.body-stage.is-demo .demo-controls{bottom:43px;left:12px;right:12px}.body-stage.is-demo .stage-bottom{bottom:17px}.phase-controls p{font-size:10px}.phase-buttons button{font-size:9px}.demo-views button{font-size:9px;padding:7px 11px}}
.body-stage.is-demo #viewport{top:137px;bottom:235px;height:auto;min-height:0}.body-stage.is-demo .joint-readout{top:118px}.body-stage.is-demo .motion-label{top:100px}@media(max-width:540px){.body-stage.is-demo #viewport{top:137px;bottom:193px;height:auto;min-height:0}.body-stage.is-demo .joint-readout{top:119px}.body-stage.is-demo .motion-label{top:91px}}
@media(max-width:540px){.body-stage.is-demo{height:650px;min-height:650px}}