*{box-sizing:border-box}:root{color-scheme:dark;--bg:#080808;--fg:#f4f4f4;--muted:#aaa;--border:#333}:root[data-theme=light]{color-scheme:light;--bg:#fafafa;--fg:#191919;--muted:#595959;--border:#ddd}body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}main{max-width:820px;margin:0 auto;padding:28px 24px 72px}header,footer{display:flex;flex-wrap:wrap;align-items:center;gap:18px}header{justify-content:space-between;border-bottom:1px solid var(--border);padding-bottom:20px}a{color:inherit;text-underline-offset:4px}button{font:inherit;background:transparent;color:inherit;border:1px solid var(--border);border-radius:10px;padding:7px 12px;cursor:pointer}h1{font-size:clamp(28px,5vw,40px);line-height:1.2;letter-spacing:-.03em;margin-top:40px}h2{font-size:23px;line-height:1.35;margin-top:32px}p{overflow-wrap:anywhere}footer{margin-top:44px;border-top:1px solid var(--border);padding-top:24px;font-size:14px}.meta{color:var(--muted);font-size:14px}a:focus-visible,button:focus-visible{outline:2px solid currentColor;outline-offset:4px}