:root{--mm-bg:#07100c;--mm-bg-2:#0d1913;--mm-panel:#14221bc7;--mm-panel-solid:#13211a;--mm-panel-2:#1a2b22;--mm-text:#f8f5ea;--mm-muted:#b7c5ba;--mm-dim:#7f9386;--mm-line:#ffffff1f;--mm-line-strong:#fff3;--mm-accent:#d9ff73;--mm-accent-2:#7cf4c2;--mm-accent-3:#bca7ff;--mm-wrong:#ff9b8a;--mm-shadow:0 30px 90px #00000052}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:radial-gradient(circle at 18% 4%, #7cf4c22e, transparent 28%), radial-gradient(circle at 84% 18%, #d9ff7321, transparent 24%), linear-gradient(180deg, var(--mm-bg), var(--mm-bg-2) 58%, #08110d);color:var(--mm-text);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit}.movement-manual{min-height:100vh;overflow-x:hidden}.mm-shell{width:min(1180px,100% - 32px);margin:0 auto}.mm-eyebrow{color:var(--mm-accent);letter-spacing:.14em;text-transform:uppercase;margin:0 0 12px;font-size:.76rem;font-weight:900}h1,h2,h3,p{margin-top:0}h1{letter-spacing:-.085em;max-width:720px;margin-bottom:24px;font-size:clamp(3.5rem,10vw,8.25rem);line-height:.82}h2{letter-spacing:-.065em;max-width:900px;margin-bottom:14px;font-size:clamp(2.15rem,5vw,4.4rem);line-height:.92}h3{letter-spacing:-.035em;margin-bottom:10px;font-size:clamp(1.25rem,2vw,1.65rem);line-height:1.04}.mm-subtitle,.mm-section-heading p,.mm-scenario-card p,.mm-movement-card p,.mm-focus-card p,.mm-next-steps p,.mm-guide-notes p,.mm-motion-stage p{color:var(--mm-muted);line-height:1.66}.mm-hero{grid-template-columns:minmax(0,1fr) 380px;align-items:end;gap:28px;padding:72px 0 42px;display:grid}.mm-subtitle{max-width:760px;font-size:clamp(1.08rem,2vw,1.28rem)}.mm-hero-actions{flex-wrap:wrap;gap:12px;margin-top:30px;display:flex}.mm-hero-actions a{background:var(--mm-accent);color:#10140f;border-radius:999px;align-items:center;min-height:46px;padding:0 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p{color:var(--mm-accent-2);letter-spacing:.11em;text-transform:uppercase;margin-bottom:10px;font-size:.78rem;font-weight:900}.mm-hero-preview strong{letter-spacing:-.045em;font-size:1.45rem;line-height:1.06;display:block}.mm-lab,.mm-section{padding:52px 0}.mm-lab-topbar{justify-content:space-between;align-items:end;gap:24px;margin-bottom:22px;display:flex}.mm-status-pill{color:var(--mm-accent-2);white-space:nowrap;background:#7cf4c21f;border:1px solid #7cf4c252;border-radius:999px;padding:10px 14px;font-size:.86rem;font-weight:900}.mm-lab-grid{grid-template-columns:minmax(0,1fr) 360px;gap:20px;display:grid}.mm-viewer-card{border-radius:34px;overflow:hidden}.mm-viewer-toolbar{border-bottom:1px solid var(--mm-line);background:#00000038;gap:8px;padding:12px;display:flex}.mm-viewer-toolbar button,.mm-focus-buttons button,.mm-answer-row button{border:1px solid var(--mm-line);color:var(--mm-text);cursor:pointer;background:#ffffff12;border-radius:999px;padding:10px 13px;font-weight:850;transition:transform .16s,background .16s,color .16s,border-color .16s}.mm-viewer-toolbar button:hover,.mm-focus-buttons button:hover,.mm-answer-row button:hover{transform:translateY(-1px)}.mm-viewer-toolbar button.is-active,.mm-focus-buttons button.is-active{background:var(--mm-accent);border-color:var(--mm-accent);color:#10140f}.mm-viewer-wrap{background:#050806;height:620px;position:relative}.mm-viewer-wrap iframe{border:0;width:100%;height:100%}.mm-guide-overlay,.mm-motion-stage{background:radial-gradient(circle at 50% 42%,#d9ff732e,#0000 35%),radial-gradient(circle at 64% 58%,#7cf4c224,#0000 28%),#07100c;grid-template-columns:minmax(280px,1fr) minmax(240px,340px);align-items:center;gap:28px;min-height:620px;padding:32px;display:grid}.mm-mini-skeleton{height:500px;position:relative}.mm-mini-skeleton>div{position:absolute}.mm-pelvis{border:22px solid #d9ff73cc;border-bottom-width:30px;border-radius:42% 42% 52% 52%;width:300px;height:160px;top:42%;left:50%;transform:translate(-50%,-50%)}.mm-spine{background:repeating-linear-gradient(#f8f5eae6,#f8f5eae6 14px,#0000 14px 24px);border-radius:999px;width:34px;height:190px;top:4%;left:50%;transform:translate(-50%)}.mm-socket{background:var(--mm-accent-2);border-radius:999px;width:50px;height:50px;top:49%;box-shadow:0 0 0 12px #7cf4c224}.mm-socket.mm-left{left:34%}.mm-socket.mm-right{right:34%}.mm-femur{transform-origin:top;background:linear-gradient(#f8f5eaf2,#f8f5eaad);border-radius:999px;width:38px;height:245px;top:56%}.mm-femur.mm-left{left:38%;transform:rotate(8deg)}.mm-femur.mm-right{right:38%;transform:rotate(-8deg)}.mm-guide-notes,.mm-motion-stage>div:last-child{border:1px solid var(--mm-line);background:#ffffff0e;border-radius:28px;padding:24px}.mm-guide-legend{flex-wrap:wrap;gap:8px;margin-top:18px;display:flex}.mm-guide-legend span,.mm-cue,.mm-starter{color:var(--mm-text);background:#d9ff731a;border:1px solid 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var(--mm-accent-2);border-bottom-color:#0000;border-left-color:#0000;border-radius:50%;width:190px;height:190px;position:absolute;top:37%;left:48%;transform:translate(-50%)rotate(-24deg)}.mm-model-credit{border-top:1px solid var(--mm-line);color:var(--mm-muted);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;display:flex}.mm-model-credit p{max-width:720px;margin:0;font-size:.84rem;line-height:1.45}.mm-model-credit a{color:var(--mm-accent-2);font-weight:900;text-decoration:none}.mm-focus-card{border-radius:34px;padding:24px}.mm-focus-plain{font-size:1.08rem;color:var(--mm-text)!important}.mm-focus-detail{border-top:1px solid var(--mm-line);margin-top:18px;padding-top:18px}.mm-focus-detail span{color:var(--mm-accent-2);letter-spacing:.12em;text-transform:uppercase;margin-bottom:8px;font-size:.76rem;font-weight:950;display:block}.mm-focus-buttons{flex-wrap:wrap;gap:8px;margin-top:24px;display:flex}.mm-section-heading{max-width:800px;margin-bottom:24px}.mm-movement-grid,.mm-scenario-grid,.mm-quiz-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.mm-movement-card,.mm-scenario-card,.mm-question,.mm-next-steps{border-radius:28px;padding:22px}.mm-movement-icon{background:linear-gradient(90deg, transparent 0 45%, var(--mm-accent-2) 45% 55%, transparent 55% 100%), radial-gradient(circle, var(--mm-accent) 0 22%, transparent 23%);border:1px solid var(--mm-line);border-radius:18px;width:56px;height:56px;margin-bottom:18px}.mm-movement-card strong,.mm-starter strong{color:var(--mm-text)}.mm-cue{margin-top:16px;display:block}.mm-scenario-card ul{color:var(--mm-muted);padding-left:20px;line-height:1.7}.mm-starter{margin-top:16px;display:block}.mm-answer-row{flex-wrap:wrap;gap:10px;margin-top:16px;display:flex}.mm-answer-row button.correct{background:var(--mm-accent-2);border-color:var(--mm-accent-2);color:#10140f}.mm-answer-row button.wrong{background:var(--mm-wrong);border-color:var(--mm-wrong);color:#10140f}.mm-feedback{color:var(--mm-accent);margin:14px 0 0;font-weight:850;line-height:1.5}.mm-next-steps{margin-bottom:72px}[hidden]{display:none!important}@media (width<=980px){.mm-hero,.mm-lab-grid,.mm-lab-topbar,.mm-guide-overlay,.mm-motion-stage,.mm-movement-grid,.mm-scenario-grid,.mm-quiz-grid{grid-template-columns:1fr}.mm-lab-topbar{align-items:flex-start}.mm-viewer-wrap,.mm-guide-overlay,.mm-motion-stage{height:auto;min-height:520px}.mm-viewer-wrap{height:520px}.mm-status-pill{white-space:normal}}@media (width<=620px){.mm-shell{width:min(100% - 24px,1180px)}.mm-hero{padding-top:42px}.mm-hero-preview{border-radius:26px;grid-template-columns:82px 1fr;padding:18px}.mm-viewer-toolbar{overflow-x:auto}.mm-viewer-toolbar button{white-space:nowrap}.mm-viewer-wrap{height:420px}.mm-guide-overlay,.mm-motion-stage{min-height:420px;padding:18px}.mm-mini-skeleton,.mm-motion-figure{height:360px}.mm-pelvis{width:210px;height:110px}.mm-spine{height:140px}.mm-socket{width:38px;height:38px}.mm-femur{width:30px;height:168px}.mm-motion-torso{width:82px;height:150px}.mm-motion-leg{width:34px;height:180px}.mm-motion-arrow{width:140px;height:140px}.mm-model-credit{flex-direction:column;align-items:flex-start}}