:root{--bg: #FFF4D6;--paper: #FFFEF8;--ink: #111111;--muted: #57524A;--line: #E8DCC0;--accent: #F59E0B;--link: #B45309;color-scheme:light}html[data-tw-theme=dark]{--bg: #101318;--paper: #171B22;--ink: #EDEFF3;--muted: #A3ABB8;--line: #2A303A;--accent: #F5B342;--link: #F5B342;color-scheme:dark}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.6 IBM Plex Sans,IBM Plex Sans Thai,system-ui,sans-serif}html[lang=th] body{font-family:IBM Plex Sans Thai,IBM Plex Sans,system-ui,sans-serif;line-height:1.75}a{color:var(--link);text-underline-offset:3px}.pp-top{position:sticky;top:0;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:12px;max-width:880px;margin:0 auto;padding:12px 16px;background:var(--bg);border-bottom:1px solid var(--line)}.pp-brand{display:inline-flex;align-items:center;gap:8px;min-height:44px;color:var(--ink);font:800 20px Archivo,sans-serif;text-decoration:none}.pp-brand img{width:28px;height:28px}.pp-tools{display:flex;align-items:center;gap:8px}.pp-lang{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border:2px solid var(--ink);border-radius:999px;color:var(--ink);font:700 14px IBM Plex Sans,IBM Plex Sans Thai,sans-serif;text-decoration:none}.pp-theme{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border:2px solid var(--ink);border-radius:12px;background:var(--paper);color:var(--ink);cursor:pointer}.pp-theme svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.pp-sun{display:none}html[data-tw-theme=dark] .pp-sun{display:block}html[data-tw-theme=dark] .pp-moon{display:none}main{max-width:760px;margin:0 auto;padding:32px 16px 48px}.pp-date{margin:0 0 6px;color:var(--muted);font:500 13px IBM Plex Mono,monospace}h1{margin:0 0 18px;font:800 40px/1.1 Archivo,IBM Plex Sans Thai,sans-serif;letter-spacing:-.02em;text-wrap:balance}html[lang=th] h1{line-height:1.3}h2{margin:0 0 8px;font:700 22px/1.3 Archivo,IBM Plex Sans Thai,sans-serif}section{margin:0 0 18px;padding:18px 20px;background:var(--paper);border:2px solid var(--ink);border-radius:16px;scroll-margin-top:84px}section p{margin:0 0 10px}section p:last-child,section ul:last-child{margin-bottom:0}ul{margin:0 0 10px;padding-left:20px}li{margin:4px 0}.pp-lead{font-size:18px}footer{max-width:760px;margin:0 auto;padding:0 16px 40px;color:var(--muted);font-size:14px;display:flex;flex-wrap:wrap;gap:6px 14px}footer a{display:inline-flex;align-items:center;min-height:44px;color:var(--muted)}@media(max-width:600px){h1{font-size:32px}section{padding:16px}}