:root {
  --bg: #ffffff; --text: #16161d; --muted: #5d5d6e; --accent: #6c5ce7; --line: #e6e6ef; --card: #f6f6fb;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0b0b12; --text: #ececf3; --muted: #a0a0b4; --accent: #9d8cff; --line: #262636; --card: #14141f; }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
main { max-width: 760px; margin: 0 auto; padding: 32px 16px 64px; }
header { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 24px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; color: var(--text); text-decoration: none; }
.brand img { width: 32px; height: 32px; border-radius: 8px; }
.lang a { color: var(--muted); text-decoration: none; margin-left: 12px; font-size: 14px; }
.lang a.on { color: var(--accent); font-weight: 600; }
h1 { font-size: 30px; line-height: 1.2; margin: 8px 0 4px; }
h2 { font-size: 20px; margin: 32px 0 8px; }
h3 { font-size: 17px; margin: 20px 0 6px; }
p, li { color: var(--text); }
.muted, .updated { color: var(--muted); font-size: 14px; }
a { color: var(--accent); }
ul { padding-left: 20px; }
table { width: 100%; border-collapse: collapse; margin: 8px 0 16px; font-size: 15px; }
th, td { text-align: left; vertical-align: top; padding: 8px 10px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; }
.table-wrap { overflow-x: auto; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; margin: 16px 0; }
nav.links { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 40px; padding-top: 16px; border-top: 1px solid var(--line); font-size: 14px; }
[data-lang] { display: none; }
html[lang="en"] [data-lang="en"], html[lang="tr"] [data-lang="tr"] { display: block; }