:root { color-scheme: dark; }
* { box-sizing: border-box; }
body {
    min-width: 320px;
    margin: 0;
    padding: 0 0 32px;
    background: radial-gradient(circle at 50% -20%, #292d3e 0, #151822 40%, #0f1117 76%);
    color: #c4cad6;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 15px;
    line-height: 1.65;
}
.topbar { display: flex; align-items: center; justify-content: space-between; width: min(100% - 40px, 1080px); margin: 0 auto; padding: 22px 0; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: #f6f7fb; font-size: 16px; font-weight: 700; text-decoration: none; }
.brand img { width: 34px; height: 34px; border-radius: 9px; }
nav { display: flex; align-items: center; gap: 4px; }
nav a { padding: 8px 10px; border-radius: 7px; color: #aeb5c5; font-size: 13px; font-weight: 600; text-decoration: none; }
nav a:hover, nav a.active { color: #fff; background: #252a37; }
main {
    width: min(100% - 40px, 820px);
    margin: 54px auto 32px;
    padding: 30px;
    border: 1px solid #2e3443;
    border-radius: 12px;
    background: rgba(27, 31, 42, .93);
    box-shadow: 0 18px 40px rgba(0, 0, 0, .15);
}
h1, h2, h3 { color: #f5f6f9; }
h1 { margin: 12px 0 8px; font-size: 29px; letter-spacing: -.04em; }
h2 { margin: 34px 0 10px; font-size: 19px; letter-spacing: -.02em; }
h3 { margin: 24px 0 6px; font-size: 16px; }
p { margin: 0 0 15px; }
ul { margin: 0 0 15px; padding-left: 24px; }
li { margin-bottom: 5px; }
a { color: #a894ff; text-decoration: none; }
a:hover { color: #c4b5ff; text-decoration: underline; }
code { padding: 2px 5px; border-radius: 4px; background: #202532; color: #dde1ea; }
@media (max-width: 560px) { body { font-size: 14px; } .topbar { width: min(100% - 24px, 1080px); padding: 16px 0; align-items: flex-start; gap: 12px; } nav { flex-wrap: wrap; justify-content: flex-end; } main { width: min(100% - 24px, 820px); margin-top: 32px; padding: 22px; border-radius: 10px; } h1 { font-size: 25px; } }
.brand span { white-space: nowrap; }
@media (max-width: 760px) { .topbar { flex-wrap: wrap; gap: 8px 12px; } nav { flex-wrap: wrap; justify-content: flex-start; } }