:root{--ink:#000000e0;--ink-2:#0000009e;--ink-3:#0000003d;--line:#0000001a;--line-strong:#0000002e;--stage:#f5f5f5;--surface:#fff;--hover:#0000000d;--pressed:#00000017;--focus:#0071e3;--app-text:#1d1d1f;--app-muted:#636366;--margin:40px;--rail-width:360px;--pad:16px;--morph:.45s;--ease-out:cubic-bezier(.32, .72, 0, 1);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-synthesis:none;-webkit-font-smoothing:antialiased;color:var(--ink);background:var(--stage);font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}*{box-sizing:border-box}body{background:var(--stage);margin:0}button,input{font:inherit;color:inherit;-webkit-tap-highlight-color:transparent}button{cursor:pointer;background:0 0;border:0;padding:0}button:disabled{cursor:default}:focus-visible{outline:2px solid var(--focus);outline-offset:3px}.page{flex-direction:column;height:100dvh;display:flex;position:relative;overflow:hidden}.page-header{padding:32px var(--margin) 0;flex:none;justify-content:space-between;align-items:center;gap:16px;display:flex}.page-title{letter-spacing:-.015em;margin:0;font-size:48px;font-weight:600;line-height:1.08}.settings{flex-wrap:wrap;gap:8px;display:flex}.segmented{background:var(--hover);border-radius:10px;flex:none;grid-auto-columns:1fr;grid-auto-flow:column;padding:2px;display:grid;position:relative}.segmented:before{content:"";width:calc((100% - 4px) / var(--n,2));background:var(--surface);box-shadow:0 0 0 1px var(--line);transform:translateX(calc(var(--at) * 100%));transition:transform .3s var(--ease-out);border-radius:8px;position:absolute;inset:2px auto 2px 2px}.segmented:not(:has([aria-pressed=true])):before{opacity:0}.segmented:not(.settled):before{transition:none}.segmented button{color:var(--ink-2);border-radius:8px;padding:6px 16px;font-size:14px;font-weight:500;line-height:20px;transition:color .2s;position:relative}.segmented button[aria-pressed=true]{color:var(--ink)}.viewer{flex:1;min-height:0;position:relative}.stage{position:absolute;inset:0}.stage:focus-visible{outline-offset:-2px}.stage.shift-only:focus-visible{outline-color:#0000}.stage canvas{touch-action:none;opacity:0;width:100%;height:100%;transition:opacity .7s;display:block}.stage.ready canvas{opacity:1}.overlay{pointer-events:none;position:absolute;inset:0}.hint,.search{pointer-events:auto}.hint{color:var(--ink-2);white-space:nowrap;border-radius:8px;padding:6px 12px;font-size:13px;line-height:18px;transition:opacity .4s,color .2s;position:absolute;transform:translate(-50%)}.hint.retired:not(:focus-visible){opacity:0;pointer-events:none}.search{color:var(--app-text);opacity:var(--reveal);transform:translate(-50%, -100%) scale(calc(.96 + .04 * var(--reveal)));border-radius:999px;align-items:center;gap:.45rem;padding:0 .85rem;display:flex;position:absolute}.search:focus-within{box-shadow:0 0 0 3px #0071e34d}.search[inert]{pointer-events:none}.search svg{fill:none;width:.95rem;height:.95rem;stroke:var(--app-muted);stroke-width:1.6px;stroke-linecap:round;flex:none}.search input{letter-spacing:-.01em;text-overflow:ellipsis;background:0 0;border:0;outline:none;flex:1;min-width:0;padding:0;font-size:.875rem}.search input::placeholder{color:var(--app-muted)}.stage.dark .search{color:#fff}.stage.dark .search svg{stroke:#ffffffb8}.stage.dark .search input::placeholder{color:#ffffffb8}.visually-hidden{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.status{color:var(--app-text);-webkit-backdrop-filter:blur(20px)saturate(180%);backdrop-filter:blur(20px)saturate(180%);white-space:nowrap;background:#ffffff9e;border-radius:999px;margin:0;padding:.3rem .75rem;font-size:.8125rem;position:absolute;transform:translate(-50%,calc(-100% - 2.75rem))}.status:empty{-webkit-backdrop-filter:none;backdrop-filter:none;background:0 0;padding:0}.status.fallback{left:calc(var(--inset-left) + (100% - var(--inset-left)) / 2);top:calc((100% - var(--inset-bottom)) / 2);width:max-content;max-width:calc(100% - var(--inset-left) - 48px);color:var(--ink-2);text-align:center;white-space:normal;background:0 0;font-size:15px;transform:translate(-50%,-50%)}.attribution{right:var(--margin);bottom:16px;left:calc(2 * var(--margin) + var(--rail-width));color:var(--ink-2);flex-wrap:wrap;justify-content:flex-end;gap:0 .5em;font-size:12px;line-height:16px;display:flex;position:absolute}.attribution a{color:inherit;-webkit-text-decoration-color:var(--line-strong);text-decoration-color:var(--line-strong);text-underline-offset:2px;transition:text-decoration-color .2s}.highlights{top:20px;bottom:40px;left:calc(var(--margin) - var(--pad) - 4px);pointer-events:none;flex-direction:column;gap:4px;display:flex;position:absolute}.highlights>*{pointer-events:auto}.highlight-steps{width:var(--rail-width);padding-left:var(--pad);flex:none;align-items:center;gap:2px;margin-inline:4px;display:flex}.rail-label{color:var(--ink-2);margin:0 auto 0 0;font-size:13px;font-weight:500;line-height:18px}.step-button{width:36px;height:36px;color:var(--ink-2);border-radius:8px;place-items:center;transition:background-color .15s,color .15s;display:grid}.step-button:disabled{color:var(--ink-3)}.step-button:not(:disabled):active{background:var(--pressed)}.step-button svg{fill:none;stroke:currentColor;stroke-width:1.75px;stroke-linecap:round;stroke-linejoin:round;width:20px;height:20px}.highlight-list{box-sizing:content-box;width:var(--rail-width);overscroll-behavior:contain;scrollbar-width:none;flex-direction:column;gap:2px;min-height:0;margin:0;padding:4px;list-style:none;display:flex;overflow:hidden auto}.highlight-list::-webkit-scrollbar{display:none}.highlight{flex:none;scroll-margin:4px;display:flex}.highlight-chip{width:100%;padding:8px var(--pad);text-align:left;white-space:nowrap;border-radius:10px;font-size:16px;font-weight:500;line-height:24px;transition:background-color .2s,color .2s}.highlight-chip:focus-visible{outline-offset:2px}.highlight.is-current .highlight-chip{background:var(--surface)}.highlight-sheet{width:var(--rail-width);overscroll-behavior:contain;background:var(--surface);scrollbar-width:none;border-radius:12px;flex:none;max-height:45%;margin:auto 4px 0;overflow:hidden auto}.highlight-sheet::-webkit-scrollbar{display:none}.highlight-sheet.is-collapsed{pointer-events:none;height:0}.highlight-detail{padding:14px var(--pad) 16px}.highlight-sheet.is-collapsed .highlight-detail{opacity:0;transition:opacity .2s}.info-copy{color:var(--ink-2);text-wrap:pretty;margin:0;font-size:15px;line-height:1.55}.info-copy strong{color:var(--ink);font-weight:500}.fold-control{margin-top:14px;display:block}.fold-label{color:var(--ink-2);font-size:13px;font-weight:500;line-height:18px;display:block}.tilt-hint{margin:4px 0 0}.fold-slider{appearance:none;cursor:ew-resize;touch-action:none;background:0 0;width:100%;height:32px;margin:2px 0 0;display:block}.fold-slider:disabled{cursor:default;opacity:.5}.fold-slider::-webkit-slider-runnable-track{background:var(--line-strong);border-radius:2px;height:4px}.fold-slider::-moz-range-track{background:var(--line-strong);border-radius:2px;height:4px}.fold-slider::-webkit-slider-thumb{appearance:none;background:var(--surface);width:24px;height:24px;box-shadow:0 0 0 1px var(--line-strong), 0 1px 3px #0000001f;border:0;border-radius:50%;margin-top:-10px}.fold-slider::-moz-range-thumb{background:var(--surface);width:24px;height:24px;box-shadow:0 0 0 1px var(--line-strong), 0 1px 3px #0000001f;border:0;border-radius:50%}@media (width>=901px) and (width<=1200px){:root{--margin:32px;--rail-width:300px}.page-title{font-size:40px}}@media (width>=901px) and (height<=860px){.page-header{padding-top:24px}.page-title{font-size:40px}.highlight-chip{padding-block:6px}.info-copy{font-size:14px}}@media (width<=900px),(height<=540px) and (orientation:landscape){.page-header{padding:max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) 0 max(16px, env(safe-area-inset-left));flex-wrap:wrap;gap:12px}.page-title{font-size:clamp(26px,7vw,32px);line-height:1.1}.segmented button{padding:5px 12px;font-size:13px;line-height:18px}.attribution{padding:8px max(16px, env(safe-area-inset-right)) max(12px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));flex:none;justify-content:flex-start;position:static}.highlights{gap:8px;padding-bottom:8px;inset:auto 0 0}.highlight-sheet{width:auto;max-height:min(42dvh,320px);transition:margin-bottom var(--morph) var(--ease-out);order:-1;margin:0 12px}.highlight-sheet.is-collapsed{margin-bottom:-8px}.highlight-list{--rail-width:auto;overscroll-behavior-x:contain;scroll-snap-type:x proximity;touch-action:pan-x;flex-direction:row;align-items:center;gap:6px;width:auto;padding:4px 12px;scroll-padding-inline:12px;overflow:auto hidden;-webkit-mask-image:linear-gradient(90deg,#0000,#000 12px calc(100% - 12px),#0000);mask-image:linear-gradient(90deg,#0000,#000 12px calc(100% - 12px),#0000)}.highlight{scroll-snap-align:center}.highlight-chip{background:var(--surface);border-radius:999px;width:max-content;min-height:44px;padding:11px 18px;font-size:15px;line-height:22px;transition:background-color .2s,color .2s,transform .12s ease-out}.highlight.is-current .highlight-chip{background:var(--ink);color:#fff}.highlight-chip:active{transform:scale(.97)}.info-copy{line-height:1.5}.fold-control{margin-top:10px}}@media (height<=540px) and (orientation:landscape){.page-header{padding-top:max(10px, env(safe-area-inset-top))}.page-title{font-size:22px;line-height:30px}.attribution{padding-top:4px}.highlights{justify-content:flex-end;width:min(44%,340px);padding-block:10px;top:0;right:auto}.highlight-sheet{max-height:calc(100% - 64px)}.info-copy{font-size:14px}}@media (hover:hover){.segmented button:hover,.hint:hover{color:var(--ink)}.attribution a:hover{text-decoration-color:currentColor}.step-button:not(:disabled):hover{background:var(--hover);color:var(--ink)}.highlight:not(.is-current) .highlight-chip:hover{background:var(--hover)}}.highlight:not(.is-current) .highlight-chip:active{background:var(--pressed)}@media (prefers-reduced-motion:reduce){.search{transform:translate(-50%,-100%)}.segmented:before,.highlight-chip,.highlight-sheet{transition:none}}@media (prefers-reduced-transparency:reduce){.status:not(:empty){-webkit-backdrop-filter:none;backdrop-filter:none;background:#fff}}