:root {
  --bg: #F6FBFA; --fg: #1B2F3A; --muted: #5C7480; --line: #DCE8E8; --lagoon: #22B8C4; --coral: #FF7A59;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0F1E26; --fg: #EAF4F4; --muted: #9DB4BC; --line: #27404A; --lagoon: #5BDCC9; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.6 "Nunito", system-ui, sans-serif; }
.wrap { max-width: 720px; margin: 0 auto; padding: 40px 20px 80px; }
h1, h2, h3 { font-family: "Fredoka", "Nunito", sans-serif; font-weight: 600; letter-spacing: -0.01em; line-height: 1.2; }
h1 { font-size: 2rem; margin: 0 0 8px; }
h2 { font-size: 1.3rem; margin: 40px 0 8px; }
h3 { font-size: 1.05rem; margin: 24px 0 4px; }
p, li { max-width: 65ch; }
.brand { font-family: "Fredoka", sans-serif; font-weight: 600; font-size: 1.4rem; color: var(--lagoon); text-decoration: none; }
.brand span { color: var(--coral); }
nav { display: flex; gap: 20px; align-items: center; margin-bottom: 40px; flex-wrap: wrap; }
nav a { color: var(--muted); text-decoration: none; font-weight: 700; font-size: .9rem; }
.meta { color: var(--muted); font-size: .9rem; }
.lang { display: flex; gap: 8px; margin: 24px 0; }
.lang button { font: inherit; font-weight: 700; padding: 6px 14px; border-radius: 999px; border: 1px solid var(--line); background: transparent; color: var(--fg); cursor: pointer; }
.lang button[aria-pressed="true"] { background: var(--lagoon); border-color: var(--lagoon); color: #fff; }
[hidden] { display: none !important; }
table { border-collapse: collapse; width: 100%; font-size: .95rem; }
td, th { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
footer { margin-top: 60px; color: var(--muted); font-size: .85rem; border-top: 1px solid var(--line); padding-top: 20px; }
code { font-family: ui-monospace, monospace; font-size: .9em; }