:root{--page: linear-gradient(135deg, #fdfbfb 0%, #ebedee 100%);--surface: rgba(255, 255, 255, .85);--panel: rgba(240, 240, 242, .7);--text: #1d1d1f;--muted: rgba(29, 29, 31, .64);--track: #d2d2d7;--accent: #0071e3;--control: rgba(232, 232, 237, .8);--control-hover: rgba(220, 220, 225, .9);--rail-left: 88px;--rail-width: 422px;--ease-out: cubic-bezier(.32, .72, 0, 1);color-scheme:light;font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Helvetica Neue,Helvetica,Arial,sans-serif;font-synthesis:none;-webkit-font-smoothing:antialiased;color:var(--text);background:var(--page)}*{box-sizing:border-box}body{margin:0;min-height:100dvh;display:flex;flex-direction:column;justify-content:center;background:var(--page)}button,input{font:inherit;color:inherit;-webkit-tap-highlight-color:transparent}button{padding:0;border:0;background:none;cursor:pointer}button:disabled{cursor:default}:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.site-links{position:fixed;z-index:10;top:24px;right:24px;display:flex;gap:8px}.site-link{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--control);color:var(--text);transition:background .2s ease}.site-link:hover{background:var(--control-hover)}.site-link svg{width:18px;height:18px;fill:currentColor}.notice{position:fixed;z-index:20;top:24px;left:50%;width:max-content;max-width:calc(100vw - 32px);transform:translate(-50%);padding:10px 16px;border-radius:12px;background:var(--surface);box-shadow:0 4px 16px #0000001f;font-size:14px;text-align:center}.page{width:100%;max-width:1440px;margin:0 auto;padding:48px 24px}.page-header{display:flex;justify-content:space-between;align-items:center;gap:16px;margin:0 0 40px;padding-inline:88px}.page-title{margin:0;font-size:48px;font-weight:600;line-height:1.08;letter-spacing:-.003em}.viewer{position:relative;height:clamp(560px,calc(100dvh - 200px),800px);overflow:hidden;border-radius:36px;background:var(--surface);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}.stage{position:absolute;inset:0;touch-action:none}.stage canvas{display:block;width:100%;height:100%;outline:none;cursor:default;opacity:0;transition:opacity .6s ease}.viewer.is-ready .stage canvas{opacity:1}.stage canvas.is-grabbable{cursor:grab}.stage canvas.is-grabbing{cursor:grabbing}.loader{position:absolute;inset:0 0 0 calc(var(--rail-left) + 54px + var(--rail-width));display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;pointer-events:none;transition:opacity .5s ease,visibility .5s}.viewer.is-ready .loader{opacity:0;visibility:hidden}.loader-spinner{width:36px;height:36px;border:3px solid var(--track);border-top-color:var(--accent);border-radius:50%;animation:spin .9s linear infinite}.loader-label{font-size:14px;color:var(--muted);font-variant-numeric:tabular-nums}.loader-track{width:160px;height:4px;overflow:hidden;border-radius:2px;background:var(--track)}.loader-bar{display:block;height:100%;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .3s ease}.loader.is-failed .loader-spinner,.loader.is-failed .loader-track{display:none}@keyframes spin{to{transform:rotate(360deg)}}.highlights{position:absolute;top:16px;bottom:16px;left:var(--rail-left);display:flex;align-items:center;gap:20px;pointer-events:none}.highlights>*{pointer-events:auto}.highlight-steps{display:flex;flex:none;flex-direction:column;gap:10px}.step-button{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--control);color:var(--text)}.step-button:disabled{opacity:.32}.step-button svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}.highlight-sheet{display:none}.highlight-list{position:relative;display:flex;flex-direction:column;align-items:flex-start;gap:18px;box-sizing:content-box;width:var(--rail-width);max-height:calc(100% - 8px);margin:0;padding:4px;overflow:hidden auto;overscroll-behavior:contain;list-style:none;scrollbar-width:none}.highlight-list::-webkit-scrollbar{display:none}.highlight{display:flex;flex:none;width:100%}.highlight-box{position:relative;width:max-content;max-width:100%;overflow:hidden;border-radius:999px;background:var(--panel);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);transition:border-radius .55s var(--ease-out),background-color .25s ease,color .25s ease}.highlight.is-open .highlight-box{width:100%;border-radius:28px}.highlight-chip{display:flex;align-items:center;gap:12px;width:max-content;padding:11px 22px 11px 12px;font-size:17px;font-weight:600;line-height:26px;letter-spacing:-.022em;white-space:nowrap;transition:opacity .18s ease}.highlight.is-open .highlight-chip{position:absolute;top:0;left:0;opacity:0;pointer-events:none}.highlight-mark{display:grid;place-items:center;flex:none;width:28px;height:28px;border:1.6px solid currentColor;border-radius:50%}.highlight-mark--drag{border-color:var(--accent);background:var(--accent);color:#fff}.highlight-mark svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.highlight-detail{position:absolute;top:0;left:0;width:var(--rail-width);padding:22px 28px 24px;opacity:0;pointer-events:none;transition:opacity .28s ease}.highlight.is-open .highlight-detail{position:relative;opacity:1;pointer-events:auto;transition:opacity .42s ease .2s}.fold-control{display:block;margin-top:6px}.sponsored-tag{display:inline-block;margin-bottom:8px;padding:3px 9px;border-radius:999px;background:var(--panel);font-size:11px;font-weight:600;letter-spacing:.02em;text-transform:uppercase;opacity:.6}.info-copy{margin:0;font-size:17px;font-weight:400;line-height:1.47059;letter-spacing:-.022em;text-wrap:pretty}.info-copy strong{font-weight:600}.highlight-link{display:inline-block;margin-top:12px;font-size:15px;font-weight:600;color:var(--accent);text-decoration:none}.highlight-link:hover{text-decoration:underline}.fold-label{display:block;margin-top:8px;font-size:12px;line-height:1.33337;letter-spacing:-.01em}.fold-slider{display:block;width:100%;height:40px;margin:4px 0 0;appearance:none;-webkit-appearance:none;background:transparent;cursor:ew-resize;touch-action:none}.fold-slider:disabled{cursor:default;opacity:.5}.fold-slider::-webkit-slider-runnable-track{height:16px;border-radius:8px;background:var(--track)}.fold-slider::-moz-range-track{height:16px;border-radius:8px;background:var(--track)}.fold-slider::-webkit-slider-thumb{width:60px;height:40px;margin-top:-12px;appearance:none;-webkit-appearance:none;border:0;border-radius:20px;background:var(--accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M9 6.5 3.5 12 9 17.5M15 6.5l5.5 5.5-5.5 5.5'/%3E%3C/svg%3E") center / 22px no-repeat;box-shadow:0 2px 6px #0000002e}.fold-slider::-moz-range-thumb{width:60px;height:40px;border:0;border-radius:20px;background:var(--accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M9 6.5 3.5 12 9 17.5M15 6.5l5.5 5.5-5.5 5.5'/%3E%3C/svg%3E") center / 22px no-repeat;box-shadow:0 2px 6px #0000002e}.upload-row{display:flex;flex:none;align-items:center;gap:8px}.upload-button{font-size:14px;color:var(--accent);white-space:nowrap}.reset-button{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--control);color:var(--accent);transition:background .2s ease}.reset-button[hidden]{display:none}.reset-button:hover{background:var(--control-hover)}.reset-button svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}.upload-button:hover{text-decoration:underline}.upload-button:disabled{opacity:.4;text-decoration:none}@media (min-width: 901px) and (max-width: 1200px){:root{--rail-left: 40px;--rail-width: 360px}.page-header{padding-inline:40px 88px}.page-title{font-size:40px}.highlight-chip,.info-copy{font-size:16px}}@media (min-width: 901px) and (max-height: 860px){.page{padding-block:24px}.page-header{margin-bottom:20px}.page-title{font-size:40px}.viewer{height:max(480px,calc(100dvh - 140px))}.highlight-list{gap:10px}.highlight-chip{padding:8px 18px 8px 10px;font-size:16px}.highlight-detail{padding:18px 22px 20px}.info-copy{font-size:15px}}@media (max-width: 900px),(max-height: 540px) and (orientation: landscape){body{height:100dvh;overflow:hidden;justify-content:stretch}.site-links{top:max(14px,env(safe-area-inset-top));right:max(14px,env(safe-area-inset-right));gap:6px}.site-link{width:34px;height:34px}.site-link svg{width:16px;height:16px}.notice{top:max(16px,env(safe-area-inset-top))}.page{display:flex;flex-direction:column;height:100dvh;padding:max(14px,env(safe-area-inset-top)) max(10px,env(safe-area-inset-right)) max(10px,env(safe-area-inset-bottom)) max(10px,env(safe-area-inset-left))}.page-header{flex:none;flex-wrap:wrap;align-items:baseline;row-gap:2px;column-gap:12px;min-height:34px;margin:0 88px 12px 0;padding-inline:8px}.page-title{font-size:clamp(24px,7vw,32px);line-height:34px}.upload-button{font-size:13px}.viewer{flex:1;min-height:0;height:auto;border-radius:28px}.loader{inset:0 0 min(34%,220px) 0}.highlights{inset:auto 0 0;flex-direction:column;align-items:stretch;gap:10px;padding-bottom:12px;transform:none;pointer-events:none}.highlights>*{pointer-events:auto}.highlight-steps{display:none}.highlight-sheet{display:block;max-height:min(42dvh,320px);margin-inline:10px;overflow:hidden auto;overscroll-behavior:contain;border-radius:22px;background:var(--panel);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);scrollbar-width:none}.highlight-sheet::-webkit-scrollbar{display:none}.highlight-sheet.is-collapsed{height:0;margin-bottom:-10px;pointer-events:none}.highlight-sheet .highlight-detail{position:relative;width:auto;padding:16px 18px;opacity:1;pointer-events:auto;transition:none}.highlight-sheet.is-collapsed .highlight-detail{opacity:0;transition:opacity .2s ease}.highlight-list{--rail-width: auto;position:relative;flex-direction:row;align-items:center;gap:8px;width:auto;padding:2px 10px;overflow:auto hidden;overscroll-behavior-x:contain;scroll-padding-inline:10px;scroll-snap-type:x proximity;scrollbar-width:none;touch-action:pan-x;-webkit-mask-image:linear-gradient(to right,transparent,#000 10px,#000 calc(100% - 10px),transparent);mask-image:linear-gradient(to right,transparent,#000 10px,#000 calc(100% - 10px),transparent)}.highlight-list::-webkit-scrollbar{display:none}.highlight{flex:none;width:auto;scroll-snap-align:center}.highlight-box{transition:width .55s var(--ease-out),border-radius .55s var(--ease-out),background-color .25s ease,color .25s ease}.highlight.is-open .highlight-box{width:max-content;border-radius:999px}.highlight.is-open .highlight-chip{position:static;opacity:1;pointer-events:auto}.highlight.is-current .highlight-box{background:var(--text);color:#fff}.highlight-chip{gap:8px;min-height:44px;padding:8px 16px 8px 8px;font-size:15px;line-height:22px}.highlight-chip:active{transform:scale(.97)}.highlight-mark{width:26px;height:26px}.highlight-mark svg{width:14px;height:14px}.info-copy{font-size:15px;line-height:1.45}.sponsored-tag{margin-bottom:6px}.fold-slider{margin-top:2px}.highlight-link{margin-top:8px;min-height:32px;line-height:32px}}@media (max-height: 540px) and (orientation: landscape){.page{padding-top:max(10px,env(safe-area-inset-top))}.page-header{min-height:30px;margin-bottom:8px}.page-title{font-size:22px;line-height:30px}.site-links{top:max(8px,env(safe-area-inset-top))}.viewer{border-radius:22px}.loader{inset:0 0 0 min(44%,340px)}.highlights{top:0;right:auto;width:min(44%,340px);justify-content:flex-end;padding-block:10px}.highlight-sheet{max-height:calc(100% - 64px)}.info-copy{font-size:14px}}@media (hover: hover){.highlight:not(.is-current) .highlight-box:hover{background:var(--control-hover)}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{transition-duration:.01ms!important;animation-duration:.01ms!important}.loader-spinner{animation-duration:2s!important}}