:root{--accent:#ff4f00;--accent-dark:#d94300;--accent-soft:#fff1ea;--bg:#f4f4f5;--surface:#fff;--surface-muted:#fafafa;--border:#e4e4e7;--border-strong:#c4c4c7;--text:#111;--text-muted:#52525b;--text-faint:#71717a;--radius-sm:8px;--radius-md:12px;--radius-lg:18px;--shadow-dialog:0 24px 80px rgba(0,0,0,.22);color-scheme:light;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:var(--text);background:var(--bg)}*,:after,:before{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;background:var(--bg);font-size:16px;line-height:1.5}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed}a{color:inherit;text-decoration:none}svg{fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.8}:focus-visible{outline:3px solid rgba(255,79,0,.35);outline-offset:2px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.site-header{position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;min-height:68px;padding:10px clamp(18px,4vw,56px);border-bottom:1px solid var(--border);background:#ffffffeb;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.brand{display:inline-flex;align-items:center;gap:11px;min-height:44px;font-weight:760;letter-spacing:-.02em}.brand-mark{display:grid;width:42px;height:42px;place-items:center;color:#fff;border-radius:12px;background:var(--accent)}.brand-mark svg{width:29px;stroke-width:2.4}.dataset-badge{padding:7px 11px;color:var(--text-muted);border:1px solid var(--border);border-radius:999px;font-size:.8125rem}main{width:min(1440px,100%);margin:auto;padding:0 clamp(18px,4vw,56px) 80px}.search-hero{display:grid;grid-template-columns:minmax(260px,.8fr) minmax(360px,1.2fr);align-items:end;gap:clamp(28px,7vw,96px);padding:clamp(54px,8vw,104px) 0 48px}.eyebrow,.filters-heading span,.results-label{display:block;margin:0 0 9px;color:var(--accent);font-size:.72rem;font-weight:750;letter-spacing:.12em}.search-hero h1{max-width:700px;margin:0 0 14px;font-size:clamp(2.3rem,5vw,4.7rem);line-height:.98;letter-spacing:-.055em}.search-hero p:not(.eyebrow){margin:0;color:var(--text-muted)}.search-form label{display:block;margin-bottom:9px;font-size:.875rem;font-weight:650}.search-control{position:relative;display:flex;align-items:center}.search-control>svg{position:absolute;left:18px;width:24px;color:var(--text-faint);pointer-events:none}.search-control input{width:100%;min-height:64px;padding:0 58px;border:1px solid var(--border-strong);border-radius:16px;color:var(--text);background:var(--surface);box-shadow:0 8px 30px #0000000d}.search-control input:focus{border-color:var(--accent);outline:3px solid rgba(255,79,0,.15)}.clear-search{position:absolute;right:10px;display:grid;width:44px;height:44px;place-items:center;border:0;color:var(--text-muted);background:transparent;border-radius:10px}.clear-search:hover{color:var(--accent);background:var(--accent-soft)}.clear-search svg{width:20px}.status-banner{margin-bottom:24px;padding:12px 16px;border-radius:var(--radius-md)}.status-banner.warning{color:#7c2d12;border:1px solid #fed7aa;background:#fff7ed}.mobile-filter-toggle{display:none}.content-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:36px;align-items:start}.filters-panel{position:sticky;top:92px;max-height:calc(100vh - 116px);overflow:auto;padding:22px;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface)}.filters-heading{display:flex;align-items:start;justify-content:space-between;gap:12px;padding-bottom:18px;border-bottom:1px solid var(--border)}.filters-heading h2,.results-heading h2{margin:0;font-size:1.25rem;letter-spacing:-.02em}.text-button{min-height:44px;padding:0 8px;border:0;color:var(--accent-dark);background:transparent;font-size:.8125rem;font-weight:650}.filter-group{min-width:0;margin:0;padding:20px 0;border:0;border-bottom:1px solid var(--border)}.filter-group:last-child{border:0;padding-bottom:0}.filter-group legend{margin-bottom:10px;padding:0;font-weight:700}.filter-options{display:grid;gap:4px}.filter-option{display:grid;grid-template-columns:22px minmax(0,1fr) auto;align-items:center;gap:9px;min-height:44px;padding:5px 7px;border-radius:9px;cursor:pointer}.filter-option:hover{background:var(--surface-muted)}.filter-option.selected{color:var(--accent-dark);background:var(--accent-soft)}.filter-option.disabled{opacity:.45;cursor:not-allowed}.filter-option input{position:absolute;opacity:0;pointer-events:none}.check-mark{display:grid;width:20px;height:20px;place-items:center;border:1.5px solid var(--border-strong);border-radius:6px;background:#fff}.check-mark svg{width:14px;opacity:0;stroke-width:2.5}.filter-option.selected .check-mark{color:#fff;border-color:var(--accent);background:var(--accent)}.filter-option.selected .check-mark svg{opacity:1}.filter-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:.875rem}.filter-count{color:var(--text-faint);font-size:.75rem}.results-section{min-width:0}.results-heading{display:flex;min-height:62px;align-items:start;justify-content:space-between;margin-bottom:18px}.updating{padding:7px 10px;color:var(--accent-dark);border-radius:999px;background:var(--accent-soft);font-size:.8125rem}.exercise-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;transition:opacity .18s ease}.exercise-grid[aria-busy=true]{opacity:.62}.exercise-card{min-width:0;overflow:hidden;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);transition:border-color .18s,box-shadow .18s,transform .18s}.exercise-card:hover{border-color:var(--border-strong);box-shadow:0 12px 34px #00000014;transform:translateY(-2px)}.exercise-card-button{display:block;width:100%;height:100%;padding:0;border:0;color:inherit;text-align:left;background:transparent}.card-media{position:relative;aspect-ratio:4/3;overflow:hidden;background:#eee}.card-media img{width:100%;height:100%;display:block;-o-object-fit:cover;object-fit:cover}.card-gif{position:absolute;inset:0}.exercise-id{position:absolute;top:10px;left:10px;padding:4px 7px;color:#fff;border-radius:6px;background:#111111c7;font-size:.7rem}.card-body{padding:17px}.card-body h2{margin:0 0 11px;overflow:hidden;font-size:1.02rem;line-height:1.25;text-overflow:ellipsis;white-space:nowrap}.card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}.card-tags span,.muscle-list span{padding:5px 8px;border-radius:999px;color:var(--text-muted);background:var(--bg);font-size:.72rem}.card-body p{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:0;color:var(--text-muted);font-size:.8125rem}.card-body p strong{color:var(--text);font-weight:650}.skeleton{min-height:330px}.skeleton-media{aspect-ratio:4/3;background:linear-gradient(100deg,#eee 25%,#f8f8f8,#eee 65%);background-size:200% 100%;animation:shimmer 1.4s infinite}.skeleton-body{display:grid;gap:12px;padding:18px}.skeleton-body span{display:block;height:14px;border-radius:7px;background:#eee}.skeleton-body span:nth-child(2){width:72%}.skeleton-body span:nth-child(3){width:46%}@keyframes shimmer{to{background-position-x:-200%}}.load-sentinel{height:1px}.load-more{display:flex;justify-content:center;min-height:70px;align-items:center;color:var(--text-faint);font-size:.875rem}.primary-button,.secondary-button{min-height:44px;padding:0 18px;border-radius:10px;font-weight:680}.primary-button{border:1px solid var(--accent);color:#fff;background:var(--accent)}.primary-button:hover{background:var(--accent-dark)}.secondary-button{border:1px solid var(--border-strong);color:var(--text);background:var(--surface)}.secondary-button:hover{border-color:var(--accent);color:var(--accent-dark)}.empty-state{display:grid;min-height:420px;place-items:center;align-content:center;padding:36px;text-align:center;border:1px dashed var(--border-strong);border-radius:var(--radius-lg);background:var(--surface)}.empty-state svg{width:50px;color:var(--accent)}.empty-state h2{margin:18px 0 6px}.empty-state p{margin:0 0 20px;color:var(--text-muted)}.inline-error{margin-top:12px;padding:12px;color:#991b1b;border-radius:10px;background:#fef2f2}.inline-error button{border:0;color:inherit;background:transparent;font-weight:700;text-decoration:underline}.exercise-dialog{width:min(980px,calc(100% - 30px));max-height:calc(100dvh - 30px);padding:0;border:0;border-radius:22px;box-shadow:var(--shadow-dialog)}.exercise-dialog::backdrop{background:#00000094;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.dialog-shell>header{position:sticky;top:0;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;border-bottom:1px solid var(--border);background:#fffffff2}.dialog-shell h2{margin:2px 0 0;font-size:clamp(1.3rem,3vw,2rem);letter-spacing:-.03em}.dialog-kicker{color:var(--accent-dark);font-size:.75rem;font-weight:700;letter-spacing:.08em}.icon-button{display:grid;flex:0 0 auto;width:44px;height:44px;place-items:center;border:1px solid var(--border);border-radius:11px;color:var(--text-muted);background:#fff}.icon-button:hover{color:var(--accent-dark);border-color:var(--accent)}.icon-button svg{width:22px}.dialog-content{display:grid;grid-template-columns:minmax(280px,.8fr) minmax(320px,1.2fr)}.dialog-media{min-height:400px;padding:24px;background:var(--bg)}.dialog-media img{position:sticky;top:110px;width:100%;border-radius:14px;background:#fff}.dialog-details{display:grid;gap:28px;padding:24px}.detail-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.detail-grid div{padding:12px;border:1px solid var(--border);border-radius:10px}.detail-grid span{display:block;color:var(--text-faint);font-size:.7rem;text-transform:uppercase}.detail-grid strong{display:block;margin-top:4px;font-size:.875rem}.dialog-details section h3{margin:0 0 12px;font-size:1rem}.muscle-list{display:flex;flex-wrap:wrap;gap:7px}.muscle-list span.primary{color:#fff;background:var(--accent)}.instruction-header{display:flex;align-items:center;justify-content:space-between;gap:12px}.language-tabs{display:flex;padding:3px;border-radius:9px;background:var(--bg)}.language-tabs button{min-height:36px;padding:0 10px;border:0;border-radius:7px;color:var(--text-muted);background:transparent;font-size:.78rem}.language-tabs button.active{color:var(--text);background:#fff;box-shadow:0 1px 4px #0000001a}.instruction-list{display:grid;gap:12px;margin:0;padding-left:24px;color:var(--text-muted)}.instruction-list li::marker{color:var(--accent);font-weight:750}.dialog-loading{min-height:360px;display:grid;place-items:center;color:var(--text-muted)}.dialog-message{margin:18px 24px 24px;padding:12px;color:#991b1b;border-radius:10px;background:#fef2f2}.dialog-message.warning{color:#7c2d12;background:#fff7ed}.pwa-update{position:fixed;right:18px;bottom:18px;z-index:60;display:flex;align-items:center;gap:10px;padding:12px;border:1px solid var(--border);border-radius:13px;background:#fff;box-shadow:0 12px 40px #00000029}.pwa-update button{min-height:40px;padding:0 12px;border:0;border-radius:8px;color:#fff;background:var(--accent);font-weight:650}.pwa-update button.quiet{color:var(--text-muted);background:var(--bg)}@media(max-width:1100px){.exercise-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:900px){.search-hero{padding-top:48px}.content-layout,.search-hero{grid-template-columns:1fr}.mobile-filter-toggle{display:block;width:100%;min-height:48px;margin-bottom:16px;border:1px solid var(--border-strong);border-radius:12px;color:var(--text);background:var(--surface);font-weight:700}.filters-panel{display:none;position:static;max-height:none}.filters-panel.open{display:block}.filter-options{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:680px){.site-header{min-height:62px}.dataset-badge{display:none}.search-hero{padding:36px 0 30px}.search-hero h1{font-size:clamp(2.2rem,13vw,3.6rem)}.search-control input{min-height:58px;padding-left:52px}.filters-panel{padding:17px}.dialog-content,.exercise-grid,.filter-options{grid-template-columns:1fr}.dialog-media{min-height:0;padding:16px}.dialog-media img{position:static;max-height:280px;-o-object-fit:contain;object-fit:contain}.dialog-details{padding:18px}.detail-grid{grid-template-columns:1fr}.instruction-header{align-items:start;flex-direction:column}.pwa-update{left:12px;right:12px;bottom:12px;flex-wrap:wrap}}@media(prefers-reduced-motion:reduce){*,:after,:before{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}