/* The tock site. Tokens and type follow DESIGN.md. */
@font-face { font-family: "Inter"; font-weight: 400; font-display: swap; src: url(fonts/inter-400.woff2) format("woff2"); }
@font-face { font-family: "Inter"; font-weight: 600; font-display: swap; src: url(fonts/inter-600.woff2) format("woff2"); }

:root {
  --bg: #ffffff; --side: #f7f7f8; --sunk: #f1f1f3; --line: #ececec; --line-2: #d8d8d8;
  --ink: #1b1f24; --text: #2b3038; --muted: #5b636e; --faint: #6b7280; --focus: #2f6fdb;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1011; --side: #16171a; --sunk: #1d2024; --line: #26272b; --line-2: #33373d;
    --ink: #e6e6e8; --text: #d5d8dd; --muted: #9aa1ab; --faint: #868d97;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 72px; }
body { margin: 0; background: var(--bg); color: var(--text); font: 400 15px/1.6 var(--sans); font-feature-settings: "tnum", "cv11"; }
a { color: var(--ink); text-decoration: underline; text-decoration-color: var(--line-2); text-underline-offset: 2px; }
a:hover { text-decoration-color: currentColor; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

.top { position: sticky; top: 0; z-index: 2; display: flex; align-items: center; gap: 24px; height: 56px; padding: 0 24px;
  background: var(--bg); border-bottom: 1px solid var(--line); }
.brand { font-weight: 600; text-decoration: none; font-size: 16px; }
.top nav { display: flex; gap: 20px; margin-left: auto; font-size: 14px; }
.top nav a { color: var(--muted); text-decoration: none; }
.top nav a:hover, .top nav a[aria-current] { color: var(--ink); }

.wrap { max-width: 760px; margin: 0 auto; padding: 40px 24px 64px; }
.wrap.has-toc { max-width: 1080px; display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 48px; }
.toc { position: sticky; top: 80px; align-self: start; max-height: calc(100vh - 100px); overflow: auto; font-size: 13px;
  display: flex; flex-direction: column; gap: 2px; padding-right: 8px; }
.toc a { color: var(--muted); text-decoration: none; padding: 3px 8px; border-radius: 4px; }
.toc a:hover { color: var(--ink); }
.toc a[aria-current] { color: var(--ink); background: var(--sunk); }

.doc { min-width: 0; }
.doc h1 { font-size: 28px; line-height: 1.25; font-weight: 600; color: var(--ink); margin: 0 0 12px; letter-spacing: -0.01em; }
.doc h2 { font-size: 20px; font-weight: 600; color: var(--ink); margin: 48px 0 12px; padding-top: 16px; border-top: 1px solid var(--line); }
.doc h3 { font-size: 16px; font-weight: 600; color: var(--ink); margin: 28px 0 8px; }
.doc p, .doc ul, .doc ol { margin: 0 0 14px; }
.doc li { margin: 4px 0; }
.doc strong { color: var(--ink); font-weight: 600; }
.doc img { max-width: 100%; height: auto; border: 1px solid var(--line); border-radius: 8px; }
.doc code { font: 13px var(--mono); background: var(--sunk); padding: 1px 5px; border-radius: 4px; }
.doc pre { font: 13px/1.5 var(--mono); background: var(--side); border: 1px solid var(--line); border-radius: 6px; padding: 14px 16px; overflow-x: auto; margin: 0 0 16px; }
.doc pre code { background: none; padding: 0; }
.doc table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 0 0 16px; display: block; overflow-x: auto; }
.doc th { text-align: left; font-weight: 600; color: var(--muted); font-size: 12px; border-bottom: 1px solid var(--line-2); padding: 6px 12px 6px 0; }
.doc td { border-bottom: 1px solid var(--line); padding: 6px 12px 6px 0; vertical-align: top; }
.doc hr { border: 0; border-top: 1px solid var(--line); margin: 32px 0; }
.lead { font-size: 17px; color: var(--muted); max-width: 600px; }
.shot { margin: 28px 0 8px; }

.foot { border-top: 1px solid var(--line); padding: 20px 24px; font-size: 13px; color: var(--faint); text-align: center; }
.foot a { color: var(--muted); }

@media (max-width: 860px) {
  .wrap.has-toc { display: block; }
  .toc { display: none; }
  .top { gap: 12px; padding: 0 16px; }
  .top nav { gap: 14px; }
  .wrap { padding: 28px 16px 48px; }
}