:root { color-scheme: light dark; --line: #d9d9de; --muted: #666a73; --accent: #1f6feb; }
@media (prefers-color-scheme: dark) { :root { --line: #33363d; --muted: #a0a4ad; --accent: #6ea8fe; } }
* { box-sizing: border-box; }
body { font: 15px/1.55 system-ui, -apple-system, Segoe UI, sans-serif; margin: 0; }
header { display: flex; gap: 1.5rem; align-items: center; flex-wrap: wrap; padding: .8rem 1.2rem; border-bottom: 1px solid var(--line); }
nav { display: flex; gap: .9rem; flex-wrap: wrap; }
nav a { color: inherit; text-decoration: none; }
nav a[aria-current] { font-weight: 600; color: var(--accent); }
main { max-width: 68rem; margin: 0 auto; padding: 1.2rem; }
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr)); gap: .8rem; margin: 1rem 0; }
.tile { border: 1px solid var(--line); border-radius: 8px; padding: .7rem .9rem; }
.tile b { display: block; font-size: 1.35rem; }
.tile span { color: var(--muted); font-size: .85rem; }
.wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: .92rem; }
th, td { text-align: left; padding: .45rem .6rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 500; }
input, select, textarea, button { font: inherit; padding: .45rem .6rem; border: 1px solid var(--line); border-radius: 6px; background: transparent; color: inherit; }
button { cursor: pointer; }
button.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
form.row { display: flex; gap: .5rem; flex-wrap: wrap; align-items: end; margin: .6rem 0; }
form.stack { display: grid; gap: .6rem; max-width: 26rem; }
label { display: grid; gap: .2rem; font-size: .9rem; }
.muted { color: var(--muted); }
.note { border-left: 3px solid var(--accent); padding: .3rem .8rem; margin: .8rem 0; }
.error { color: #c0322b; }
code { background: rgba(127,127,127,.15); padding: .1rem .35rem; border-radius: 4px; }
section { margin: 1.6rem 0; }