:root {
    color-scheme: dark;
    /* Dracula palette */
    --bg:        #282a36;
    --current:   #44475a;
    --fg:        #f8f8f2;
    --comment:   #6272a4;
    --cyan:      #8be9fd;
    --green:     #50fa7b;
    --orange:    #ffb86c;
    --pink:      #ff79c6;
    --purple:    #bd93f9;
    --red:       #ff5555;
    --yellow:    #f1fa8c;
}
* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--fg);
    min-height: 100vh;
    padding: 1.5rem;
    line-height: 1.55;
}
main { max-width: 52rem; margin: 0 auto; }
h1 { font-size: clamp(1.8rem, 4vw, 2.4rem); color: var(--green); margin: 0 0 0.25rem; letter-spacing: -0.02em; }
h1 small { display: block; font-size: 0.85rem; color: var(--comment); font-weight: 400; }
h2 {
    font-size: 1.15rem;
    color: var(--purple);
    margin: 2rem 0 0.5rem;
    border-top: 1px solid var(--current);
    padding-top: 1.25rem;
}
h3 { font-size: 1.05rem; color: var(--cyan); margin: 1.4rem 0 0.4rem; }
h4 { font-size: 0.95rem; color: var(--orange); margin: 1.2rem 0 0.3rem; }
nav.crumbs { color: var(--comment); font-size: 0.85rem; margin-bottom: 1.5rem; }
nav.crumbs a { color: var(--cyan); text-decoration: none; }
nav.crumbs a:hover { color: var(--green); }
a { color: var(--cyan); }
a:hover { color: var(--green); }
ul, ol { padding-left: 1.2rem; }
li { margin: 0.15rem 0; }
code, .mono {
    font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
    background: rgba(98, 114, 164, 0.25);
    color: var(--yellow);
    padding: 0.05em 0.4em;
    border-radius: 0.25rem;
    font-size: 0.88em;
}
.version-banner {
    background: rgba(189, 147, 249, 0.12);
    border-left: 3px solid var(--purple);
    padding: 0.5rem 0.8rem;
    margin: 0.6rem 0 1.2rem;
    font-size: 0.85rem;
    color: var(--comment);
}
.version-banner code { color: var(--purple); }
footer {
    margin-top: 3rem;
    font-size: 0.85rem;
    color: var(--comment);
    border-top: 1px solid var(--current);
    padding-top: 1.2rem;
}
/* Index — category lists */
.cat {
    margin: 1.5rem 0;
    padding: 1rem 1.2rem;
    border: 1px solid var(--current);
    border-radius: 0.5rem;
    background: rgba(68, 71, 90, 0.18);
}
.cat h2 { margin-top: 0; border-top: 0; padding-top: 0; }
.cat .meta { font-size: 0.82rem; color: var(--comment); margin-bottom: 0.6rem; }
.cat ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.25rem 1rem;
    grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr));
}
.cat li { padding: 0.15rem 0; }
.cat a { text-decoration: none; }
small.todo { color: var(--orange); font-size: 0.7rem; vertical-align: super; margin-left: 0.2rem; }