:root { --ink: #111111; --soft: #555555; --paper: #ffffff; --sheet: #f0f0f0; --lime: #d7ff3d; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink);
       font: 17px/1.6 ui-rounded, "SF Pro Rounded", -apple-system, system-ui, sans-serif; }
main { max-width: 720px; margin: 0 auto; padding: 40px 20px 80px; }
header { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 32px; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 900; font-size: 22px; text-decoration: none; color: var(--ink); }
.mark { width: 40px; height: 40px; border-radius: 10px; background: var(--lime); border: 2.5px solid var(--ink);
        display: grid; place-items: center; font-weight: 900; }
.lang { font-weight: 800; color: var(--ink); border: 2px solid var(--ink); border-radius: 999px; padding: 6px 14px; text-decoration: none; }
h1 { font-size: 40px; line-height: 1.1; margin: 0 0 8px; font-weight: 900; letter-spacing: -0.02em; }
.meta { color: var(--soft); margin: 0 0 28px; }
.summary { background: var(--lime); border: 2.5px solid var(--ink); border-radius: 22px; padding: 20px 22px; margin-bottom: 32px; }
.summary p { margin: 0; font-weight: 700; }
h2 { font-size: 22px; font-weight: 900; margin: 36px 0 8px; }
p, li { color: var(--ink); }
ul { padding-left: 22px; }
a { color: var(--ink); font-weight: 700; }
.card { background: var(--sheet); border-radius: 22px; padding: 4px 22px; }
footer { margin-top: 48px; color: var(--soft); font-size: 15px; }
pre.license { background: var(--sheet); border-radius: 16px; padding: 16px; font-size: 12px; line-height: 1.5; white-space: pre-wrap; overflow-wrap: anywhere; }