.glass-surface{border-radius:var(--glass-radius);justify-content:center;align-items:center;transition:opacity .26s ease-out;display:flex;position:relative;overflow:hidden}.glass-surface:focus-visible{outline-offset:2px;outline:2px solid var(--lightningcss-light,#007aff)var(--lightningcss-dark,#0a84ff)}.glass-surface__filter{z-index:-1;pointer-events:none;opacity:0;width:100%;height:100%;position:absolute;inset:0}.glass-surface__filter filter{color-interpolation-filters:srgb}.glass-surface__canvas,.glass-surface__frame,.glass-surface__glow,.glass-surface__line{pointer-events:none;border-radius:inherit;width:100%;height:100%;display:none;position:absolute;inset:0}.glass-surface__frame{background:var(--lightningcss-light,hsl(0 0% 100%/var(--glass-frost)))var(--lightningcss-dark,hsl(0 0% 0%/var(--glass-frost)));box-shadow:inset 0 0 2px 1px var(--lightningcss-light,oklch(0% none none/.15))var(--lightningcss-dark,oklch(100% 5.96046e-8 none/.35)),inset 0 0 10px 4px var(--lightningcss-light,oklch(0% none none/.1))var(--lightningcss-dark,oklch(100% 5.96046e-8 none/.15)),inset 0 4px 16px #11111a0d,inset 0 8px 24px #11111a0d,inset 0 16px 56px #11111a0d}.glass-surface__glow{-webkit-mask:var(--glass-glow) 0 0 / 100% 100%;-webkit-mask:var(--glass-glow) 0 0 / 100% 100%;mask:var(--glass-glow) 0 0 / 100% 100%;background:var(--lightningcss-light,oklch(0% none none/.1))var(--lightningcss-dark,oklch(100% 5.96046e-8 none/.15))}.glass-surface__line{-webkit-mask:var(--glass-line) 0 0 / 100% 100%;-webkit-mask:var(--glass-line) 0 0 / 100% 100%;mask:var(--glass-line) 0 0 / 100% 100%;background:var(--lightningcss-light,oklch(0% none none/.15))var(--lightningcss-dark,oklch(100% 5.96046e-8 none/.35))}.glass-surface__content{z-index:1;border-radius:inherit;justify-content:center;align-items:center;width:100%;height:100%;padding:.5rem;display:flex;position:relative}.glass-surface--svg{background:var(--lightningcss-light,hsl(0 0% 100%/var(--glass-frost)))var(--lightningcss-dark,hsl(0 0% 0%/var(--glass-frost)));-webkit-backdrop-filter:var(--glass-filter) saturate(var(--glass-saturation));backdrop-filter:var(--glass-filter) saturate(var(--glass-saturation));box-shadow:inset 0 0 2px 1px var(--lightningcss-light,oklch(0% none none/.15))var(--lightningcss-dark,oklch(100% 5.96046e-8 none/.35)),inset 0 0 10px 4px var(--lightningcss-light,oklch(0% none none/.1))var(--lightningcss-dark,oklch(100% 5.96046e-8 none/.15)),0 4px 16px #11111a0d,0 8px 24px #11111a0d,0 16px 56px #11111a0d,inset 0 4px 16px #11111a0d,inset 0 8px 24px #11111a0d,inset 0 16px 56px #11111a0d}.glass-surface--webgl{box-shadow:0 4px 16px #11111a0d,0 8px 24px #11111a0d,0 16px 56px #11111a0d}.glass-surface--fallback{background:var(--lightningcss-light,hsl(240 12% 97%/calc(.45 + var(--glass-frost) * .5)))var(--lightningcss-dark,hsl(240 4% 16%/calc(.4 + var(--glass-frost) * .5)));-webkit-backdrop-filter:blur(24px) saturate(calc(var(--glass-saturation) * 1.8));backdrop-filter:blur(24px) saturate(calc(var(--glass-saturation) * 1.8));box-shadow:inset 0 0 0 1px var(--lightningcss-light,#ffffff59)var(--lightningcss-dark,#ffffff1f),inset 0 1px var(--lightningcss-light,#fff9)var(--lightningcss-dark,#fff3)}@supports not ((-webkit-backdrop-filter:blur(1px)) or (backdrop-filter:blur(1px))){.glass-surface--fallback{background:var(--lightningcss-light,#ffffffb8)var(--lightningcss-dark,#1f1f1fb8)}}.glass-surface--webgl>.glass-surface__canvas,.glass-surface--webgl>.glass-surface__frame,.glass-surface--shaped>.glass-surface__glow,.glass-surface--shaped>.glass-surface__line{display:block}.glass-surface--fallback>.glass-surface__glow{background:var(--lightningcss-light,oklch(100% 5.96046e-8 none/.28))var(--lightningcss-dark,oklch(100% 5.96046e-8 none/.1))}.glass-surface--fallback>.glass-surface__line{background:var(--lightningcss-light,oklch(0% none none/.12))var(--lightningcss-dark,oklch(100% 5.96046e-8 none/.28))}.glass-surface--shaped{box-shadow:none;-webkit-mask:var(--glass-shape);-webkit-mask:var(--glass-shape);mask:var(--glass-shape);border-radius:0}.glass-surface--shaped>.glass-surface__frame{box-shadow:none}.glass-surface--pending{opacity:0;transition:none}:root{--page:#0b0b0e;--panel:#131317;--row:#1b1b21;--row-hover:#212129;--line:#26262e;--text:#ececf1;--muted:#8d8d9b;--accent:#8b8cff;--accent-fill:#8b8cff29;color:var(--text);--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;font-family:system-ui,sans-serif}*{box-sizing:border-box}body{background:var(--page);margin:0}.playground{gap:16px;max-width:1180px;margin:0 auto;padding:16px 16px 40px;display:grid}.stage{aspect-ratio:16/10;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;border:1px solid var(--line);border-radius:20px;position:relative;overflow:hidden}.stage__backdrop{object-fit:cover;width:100%;height:100%;position:absolute;inset:0}.toolbar{flex-wrap:wrap;justify-content:space-between;gap:8px;display:flex}.stage__handle{touch-action:none;cursor:grab;-webkit-user-select:none;user-select:none;position:absolute;transform:translate(-50%,-50%)}.stage__handle:active{cursor:grabbing}.panel{background:var(--panel);border:1px solid var(--line);border-radius:20px;gap:18px;padding:16px;display:grid}.panel__header{justify-content:space-between;align-items:center;gap:12px;display:flex}.panel__title{margin:0;font-size:.95rem}.panel__actions{gap:6px;display:flex}.panel__button{min-width:84px;font:inherit;color:var(--text);cursor:pointer;background:var(--row);border:1px solid var(--line);border-radius:8px;padding:7px 12px;font-size:.8rem}.panel__button:hover{background:var(--row-hover)}.panel__button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.panel__group{gap:8px;display:grid}.panel__heading{color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin:0;font-size:.68rem;font-weight:600}.panel__grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:6px;display:grid}.row{background:var(--row);border:0;border-radius:10px;justify-content:space-between;align-items:center;gap:12px;min-width:0;height:40px;margin:0;padding:0 12px;font-size:.82rem;display:flex;position:relative}.row:hover{background:var(--row-hover)}.row:focus-within{outline:2px solid var(--accent);outline-offset:-2px}.row__label{color:var(--muted);white-space:nowrap;pointer-events:none;position:relative}.row__value{font-variant-numeric:tabular-nums;pointer-events:none;position:relative}.row--slider{background:linear-gradient(var(--accent), var(--accent)) no-repeat 0 100% / var(--fill) 2px, linear-gradient(to right, var(--accent-fill) var(--fill), var(--row) var(--fill));overflow:hidden}.row--slider:hover{background:linear-gradient(var(--accent), var(--accent)) no-repeat 0 100% / var(--fill) 2px, linear-gradient(to right, var(--accent-fill) var(--fill), var(--row-hover) var(--fill))}.row__range{cursor:ew-resize;opacity:0;width:100%;height:100%;margin:0;position:absolute;inset:0}.row__select{font:inherit;color:var(--text);appearance:none;cursor:pointer;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%238d8d9b' stroke-width='1.5'/%3E%3C/svg%3E") right 4px center no-repeat;border:0;padding:4px 20px 4px 6px}.row__select:focus{outline:none}.row__switch{appearance:none;cursor:pointer;background:var(--line);border-radius:999px;width:34px;height:20px;margin:0;transition:background .2s}.row__switch:before{content:"";background:var(--text);border-radius:50%;width:16px;height:16px;margin:2px;transition:transform .2s;display:block}.row__switch:checked{background:var(--accent)}.row__switch:checked:before{transform:translate(14px)}.row__switch:focus{outline:none}.segmented__legend{float:left;padding:0}.segmented__options{background:var(--page);border-radius:8px;gap:2px;padding:3px;display:flex}.segmented__option{color:var(--muted);white-space:nowrap;cursor:pointer;border:1px solid #0000;border-radius:6px;padding:4px 10px;font-size:.76rem}.segmented__option:hover{color:var(--text)}.segmented__option:has(:checked){color:var(--text);background:var(--row-hover);border-color:var(--line)}.segmented__input{pointer-events:none;opacity:0;position:absolute}