:root{--canvas: #14171c;--surface: #1c2027;--hairline: #262a31;--ink: #f2f0ea;--body: #a7aaa2;--gold: #d9b77e;--paper: #f4f5f3;--paper-2: #e8ebe8;--paper-hairline: #d3d8d4;--p-ink: #14171c;--p-body: #2b2f36;--p-label: #4a4f57;--gold-deep: #7a5b22;--font-display: "Anton", sans-serif;--font-data: "JetBrains Mono", monospace;--font-ja: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;--gutter: clamp(20px, 5vw, 64px);--ease: cubic-bezier(.22, 1, .36, 1);--col: 680px;--rule: var(--paper-hairline);--rule-2: var(--paper-hairline);--card: var(--paper);--ink-soft: var(--p-body);--ink-faint: var(--p-label);--c-training: var(--gold-deep);--c-nutrition: var(--gold-deep);--c-body: var(--gold-deep);--c-aging: var(--gold-deep);--c-accent: var(--gold-deep);--grid: transparent;--font-serif-jp: var(--font-ja);--font-jp-heading: var(--font-ja);--font-latin-display: var(--font-data)}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{background:var(--canvas)}body{background:var(--canvas);color:var(--ink);font-family:var(--font-ja);font-weight:500;overflow-x:hidden;-webkit-font-smoothing:antialiased}img{max-width:100%;display:block}ul{list-style:none}a{color:inherit;text-decoration:none}:focus-visible{outline:2px solid var(--gold-deep);outline-offset:3px}.lab-header :focus-visible,.lab-footer :focus-visible{outline-color:var(--gold)}.lab-header{position:sticky;top:0;z-index:20;background:var(--canvas);border-bottom:1px solid var(--hairline);display:flex;align-items:center;justify-content:space-between;gap:16px;padding:0 var(--gutter)}.lab-brand{display:flex;align-items:center;gap:12px;min-height:56px;flex:none}.lab-brand .en{font-family:var(--font-data);font-weight:500;font-size:13px;letter-spacing:.2em;color:var(--ink)}.lab-brand .ja{font-size:12px;color:var(--body)}.lab-nav{display:flex;align-items:center;gap:4px;min-width:0;overflow-x:auto;scrollbar-width:none}.lab-nav::-webkit-scrollbar{display:none}.lab-nav a{position:relative;display:inline-flex;align-items:center;justify-content:center;min-height:56px;min-width:44px;padding:0 12px;font-size:13px;font-weight:700;color:var(--body);white-space:nowrap;transition:color .25s var(--ease)}.lab-nav a:hover,.lab-nav a[aria-current=page]{color:var(--ink)}.lab-nav a[aria-current=page]:after{content:"";position:absolute;left:12px;right:12px;bottom:10px;height:2px;background:var(--gold)}.lab-nav .search svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}@media(max-width:720px){.lab-header{flex-direction:column;align-items:stretch;gap:0}.lab-brand{min-height:48px}.lab-nav{border-top:1px solid var(--hairline);margin:0 calc(var(--gutter) * -1);padding:0 calc(var(--gutter) - 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