:root{color-scheme:dark;--bg:#0b0d0c;--panel:#181c19;--text:#f5f7f2;--muted:#a4afa5;--lime:#c8ff48}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Noto Sans JP",sans-serif;line-height:1.9;overflow-wrap:anywhere}header,main,footer{max-width:860px;margin:auto;padding:24px}header{display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid #ffffff12}.brand{display:flex;align-items:center;gap:12px;font-weight:750;text-decoration:none;color:var(--text)}.brand img{border-radius:12px}nav{display:flex;gap:20px;font-size:.875rem}a{color:var(--lime);text-underline-offset:5px}a:hover{text-decoration-thickness:2px}a:focus-visible{outline:3px solid var(--lime);outline-offset:5px;border-radius:3px}main{padding-top:64px;padding-bottom:64px}.eyebrow{font-size:.75rem;letter-spacing:.22em;color:var(--lime);font-weight:750}h1{font-size:clamp(1.75rem,5vw,2.9rem);line-height:1.4;margin:16px 0 24px;letter-spacing:-.03em}h2{font-size:1.15rem;line-height:1.5;margin:0 0 16px}section{background:var(--panel);border:1px solid #ffffff12;border-radius:20px;padding:28px;margin-top:24px}p{margin:0 0 16px}p:last-child{margin-bottom:0}.updated,footer{color:var(--muted);font-size:.875rem}.lead{font-size:1.2rem;color:var(--muted)}.links{display:grid;gap:16px;margin-top:24px}.links a{padding:20px 24px;border-radius:16px;background:var(--lime);color:var(--bg);font-weight:700;text-decoration:none}footer{border-top:1px solid #ffffff12;padding-bottom:40px}.skip{position:absolute;top:-100px;left:16px;padding:12px;background:var(--lime);color:var(--bg)}.skip:focus{top:12px}@media(max-width:540px){header{align-items:flex-start;flex-direction:column;gap:16px}header,main,footer{padding-left:20px;padding-right:20px}main{padding-top:36px}section{padding:22px}}