.exercise-gif-poster{display:block;width:100%;height:155px;object-fit:contain;background:#fff;border-radius:12px;margin-bottom:16px}.exercise-preview .exercise-gif-poster{height:60px;margin:0;border-radius:8px}.exercise-motion{margin:16px 0}.exercise-motion-stage{position:relative;border-radius:18px;background:#fff;overflow:hidden;min-height:220px}.exercise-gif{display:block;width:100%;height:min(48vh,390px);object-fit:contain;background:#fff}.exercise-motion figcaption{display:flex;gap:12px;align-items:center;justify-content:space-between;margin-top:12px;font-size:13px;color:var(--muted)}.exercise-motion figcaption>span{min-width:0}.exercise-motion-toggle{flex-shrink:0;min-height:44px;padding:8px 14px;border:1px solid var(--line);border-radius:22px;background:var(--panel);color:var(--green);font-size:13px}.exercise-muscles{border-top:1px solid var(--line);padding:16px 0;margin-top:16px}.exercise-muscles summary{color:var(--green);cursor:pointer;min-height:32px}.exercise-muscles figure{margin:12px auto 0;max-width:300px}.exercise-muscles svg{width:100%;height:auto}.exercise-muscles figcaption{font-size:13px;color:var(--muted)}.exercise-motion-error{display:block;padding:12px;background:var(--panel);color:var(--text);font-size:13px}.exercise-motion-error[hidden]{display:none}@media(max-width:600px){.exercise-preview .exercise-gif-poster{height:48px}.exercise-gif{height:min(40vh,320px)}.exercise-motion-stage{min-height:180px}}