:root{color-scheme:light dark;--s-1: 4px;--s-2: 8px;--s-3: 12px;--s-4: 16px;--s-5: 24px;--s-6: 32px;--s-7: 48px;--s-8: 64px;--s-9: 96px;--s-10: 128px;--gutter: clamp(20px, 4vw, 32px);--page: 1120px;--measure: 62ch;--font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;--t-caption: 13px;--lh-caption: 18px;--t-small: 15px;--lh-small: 22px;--t-body: 17px;--lh-body: 26px;--t-lead: 20px;--lh-lead: 30px;--t-h3: 20px;--lh-h3: 26px;--t-h2: clamp(28px, 2.2vw + 18px, 40px);--lh-h2: 1.12;--t-display: clamp(38px, 3.6vw + 22px, 60px);--lh-display: 1.04;--w-regular: 400;--w-medium: 500;--w-semibold: 600;--r-s: 6px;--r-m: 10px;--r-l: 16px;--r-pill: 999px;--hairline: 1px;--spring-fast: 108ms linear(0, .0495, .1582, .2864, .4129, .5273, .6256, .7073, .7736, .8263, .8677, .8998, .9246, .9435, .9578, .9686, .9767, .9828, .9873, .9906, .9931, .995, .9963, .9973, 1);--spring-moderate: 216ms linear(0, .0495, .1582, .2864, .4129, .5273, .6256, .7073, .7736, .8263, .8677, .8998, .9246, .9435, .9578, .9686, .9767, .9828, .9873, .9906, .9931, .995, .9963, .9973, 1);--spring-slow: 296ms linear(0, .0431, .143, .2672, .3953, .5155, .6219, .7119, .7856, .8443, .8898, .9243, .9498, .9682, .9811, .9899, .9957, .9993, 1.0014, 1.0025, 1.0029, 1.0029, 1.0027, 1.0024, 1);--exit-fast: 60ms ease-out;--exit-moderate: .12s ease-out;--exit-slow: .16s ease-out;--bg: #ffffff;--surface: #f6f6f5;--surface-2: #eeeeec;--line: rgb(24 24 27 / .1);--line-strong: rgb(24 24 27 / .18);--text: #18181b;--text-2: #4b4b53;--text-3: #6b6b73;--accent: #0a7c83;--accent-hover: #086a70;--accent-ink: #087078;--on-accent: #ffffff;--good: #1f8a3b;--bad: #c42b1c;--shadow: 0 1px 2px rgb(0 0 0 / .05), 0 8px 24px rgb(0 0 0 / .06);--focus: 0 0 0 3px color-mix(in srgb, var(--accent) 45%, transparent);--hue-steps: #ff9500;--hue-energy: #ff3b30;--hue-exercise: #34c759;--hue-heart: #ff2d55;--hue-sleep: #007aff;--hue-hrv: #af52de;--hue-vo2: #32ade6;--hue-weight: #5856d6}@media(prefers-color-scheme:dark){:root{--bg: #111113;--surface: #19191c;--surface-2: #232327;--line: rgb(255 255 255 / .09);--line-strong: rgb(255 255 255 / .16);--text: #f4f4f5;--text-2: #b4b4bb;--text-3: #8f8f98;--accent: #3fcfc4;--accent-hover: #63dbd2;--accent-ink: #5ad6cc;--on-accent: #062a2a;--good: #4cc26a;--bad: #ff6a5c;--shadow: 0 1px 2px rgb(0 0 0 / .4), 0 8px 24px rgb(0 0 0 / .35);--hue-steps: #ff9f0a;--hue-energy: #ff453a;--hue-exercise: #30d158;--hue-heart: #ff375f;--hue-sleep: #0a84ff;--hue-hrv: #bf5af2;--hue-vo2: #64d2ff;--hue-weight: #5e5ce6}}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-padding-top:var(--s-9)}@media(prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:var(--t-body);line-height:var(--lh-body);font-weight:var(--w-regular);-webkit-font-smoothing:antialiased;font-variant-numeric:tabular-nums}img,svg{display:block;max-width:100%}h1,h2,h3,h4,p,ul,ol,figure,blockquote,dl,dd{margin:0}ul[role=list],ol[role=list]{list-style:none;padding:0}a{color:inherit}button{font:inherit}:focus-visible{outline:none;box-shadow:var(--focus);border-radius:var(--r-s)}.display,.h2,.h3{font-variant-numeric:proportional-nums}.display{font-family:var(--font-display);font-size:var(--t-display);line-height:var(--lh-display);font-weight:var(--w-semibold);letter-spacing:-.022em;text-wrap:balance}.h2{font-family:var(--font-display);font-size:var(--t-h2);line-height:var(--lh-h2);font-weight:var(--w-semibold);letter-spacing:-.016em;text-wrap:balance}.h3{font-size:var(--t-h3);line-height:var(--lh-h3);font-weight:var(--w-semibold)}.lead{font-size:var(--t-lead);line-height:var(--lh-lead);color:var(--text-2);text-wrap:pretty}.small{font-size:var(--t-small);line-height:var(--lh-small)}.caption{font-size:var(--t-caption);line-height:var(--lh-caption);color:var(--text-3)}.muted{color:var(--text-2)}.mono{font-family:var(--font-mono);font-size:.88em}p{text-wrap:pretty}.prose a,a.link{color:var(--accent-ink);text-decoration:underline;text-decoration-thickness:var(--hairline);text-underline-offset:3px;transition:text-decoration-color var(--spring-moderate)}.prose a:hover,a.link:hover{text-decoration-thickness:2px}.wrap{width:min(100% - 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