:root {
  --ground: #0d0f11;
  --surface: #14171a;
  --line: #272c32;
  --line-strong: #353b42;
  --text: #e7e9eb;
  --muted: #a0a7af;
  --accent: #78b8ff;
  --neg: #ff9a8a;
  --sans: Geist, ui-sans-serif, system-ui, sans-serif;
  --mono: "Geist Mono", ui-monospace, monospace;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--ground); color: var(--text); font: 15px/1.55 var(--sans); }
a { color: var(--accent); }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }
.bar { border-bottom: 1px solid var(--line); }
.bar-inner { display: flex; align-items: center; justify-content: space-between; min-height: 56px; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 600; }
.mark { width: 26px; height: 26px; display: grid; place-items: center; background: var(--text); color: var(--ground); border-radius: 3px; font: 600 13px var(--mono); }
.meta { color: var(--muted); font: 13px var(--mono); }
.intro { padding: 32px 0 20px; }
.intro h1 { margin: 0 0 6px; font-size: 28px; font-weight: 600; letter-spacing: -0.02em; }
.intro p { margin: 0; color: var(--muted); max-width: 62ch; }
.grid { display: grid; grid-template-columns: 220px 1fr; gap: 20px; padding-bottom: 40px; }
.books { display: flex; flex-direction: column; gap: 4px; }
.book { text-align: left; min-height: 44px; padding: 0 12px; background: transparent; color: var(--muted); border: 1px solid transparent; border-radius: 3px; font: inherit; cursor: pointer; }
.book[aria-current="true"] { background: var(--surface); color: var(--text); border-color: var(--line); }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: 3px; padding: 18px 20px; min-width: 0; }
.panel-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; }
.panel-head h2 { margin: 0; font-size: 18px; font-weight: 600; }
.button { min-height: 44px; padding: 0 16px; background: var(--text); color: var(--ground); border: 1px solid var(--text); border-radius: 3px; font: 600 14px var(--sans); cursor: pointer; }
.button:active { transform: translateY(1px); }
.share-out { min-height: 1.5em; margin: 10px 0; color: var(--muted); font-size: 14px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; color: var(--muted); font-weight: 500; padding: 8px 6px; border-bottom: 1px solid var(--line-strong); }
td { padding: 10px 6px; border-bottom: 1px solid var(--line); }
.num { text-align: right; }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.neg { color: var(--neg); }
.foot { padding-bottom: 32px; color: var(--muted); font-size: 13px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
@media (max-width: 720px) { .grid { grid-template-columns: 1fr; } .books { flex-direction: row; flex-wrap: wrap; } }