:root{--bg:#fff;--fg:#1f2d33;--mut:#5b6b72;--acc:#58cc02;--card:#f4faee}
@media(prefers-color-scheme:dark){:root{--bg:#131f24;--fg:#eef4f0;--mut:#9fb0b5;--card:#1b2b31}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 -apple-system,system-ui,Segoe UI,Roboto,sans-serif}
main{max-width:720px;margin:0 auto;padding:32px 16px 64px}h1{font-size:28px;margin:0 0 4px}h2{font-size:20px;margin:28px 0 6px}
p,li{color:var(--fg)}.mut{color:var(--mut)}section{background:var(--card);border-radius:14px;padding:4px 20px 18px;margin:20px 0}
a{color:#2b8a00}@media(prefers-color-scheme:dark){a{color:#7ddb3a}}.lang{font-size:14px;margin-bottom:16px}