* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-offset, var(--header)) + 24px); }
body { margin: 0; background: var(--canvas); color: var(--ink); font: 400 var(--body)/1.6 var(--font-body); -webkit-font-smoothing: antialiased; }
button, input { font: inherit; }
button, a, input, summary { -webkit-tap-highlight-color: transparent; }
button, a { touch-action: manipulation; }
button, summary { cursor: pointer; color: inherit; }
a { color: inherit; text-underline-offset: 5px; text-decoration-thickness: 1px; }
img, svg { display: block; max-width: 100%; }
img { height: auto; }
p, h1, h2, h3 { margin: 0; }
p { max-width: 65ch; }
h1 { font: 400 var(--display)/1.04 var(--font-display); letter-spacing: -.025em; }
h2, h3 { font-family: var(--font-body); font-weight: 600; line-height: 1.15; letter-spacing: -.025em; }
h2 { font-size: var(--h2); }
h3 { font-size: var(--h3); }
em { font-weight: 400; }
h1, h2, h3, p, a, summary, li { overflow-wrap: anywhere; }
::selection { background: var(--lime); color: var(--ink); }
:focus-visible { outline: var(--focus-width) solid var(--forest); outline-offset: var(--focus-offset); box-shadow: 0 0 0 4px var(--surface); }
[hidden] { display: none !important; }
.shell { width: min(calc(100% - var(--gutter)*2), var(--container)); margin-inline: auto; }
.skip { position: fixed; z-index: 100; top: 12px; left: 12px; padding: 12px 18px; background: var(--ink); color: var(--surface); transform: translateY(-200%); }
.skip:focus { transform: none; }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.anchor-alias { display: block; height: 0; }
.content-preview { padding: 10px var(--gutter); background: var(--panel); color: var(--muted); font-size: var(--small); }
.button { display: inline-flex; justify-content: center; align-items: center; gap: 28px; min-height: var(--control-min-height); padding: 13px 24px; border: 1px solid var(--ink); border-radius: var(--radius-control); background: var(--ink); color: var(--surface); font: 500 var(--ui)/1.4 var(--font-body); text-decoration: none; text-align: center; max-width: 100%; transition: background var(--motion-quick); }
.button:hover { background: var(--forest); border-color: var(--forest); }
.button.secondary { background: transparent; color: var(--ink); border-color: var(--control); }
.button.secondary:hover { background: var(--panel); }
.button.lime { background: var(--lime); border-color: var(--lime); color: var(--ink); }
.button.lime:hover { background: var(--lime-hover); }
.button > span, .text-link > span { display: inline-block; transition: transform var(--motion-standard) var(--ease); }
.button:hover > span, .text-link:hover > span { transform: translateX(2px); }
.text-link { display: inline-flex; gap: 24px; align-items: center; min-height: var(--target-min); font-size: var(--ui); font-weight: 500; }
details > summary { list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 24px; font-size: var(--ui); font-weight: 500; line-height: 1.4; min-height: 60px; padding: 16px 0; }
summary::-webkit-details-marker { display: none; }
summary > span { flex-shrink: 0; transition: transform var(--motion-standard); }
details[open] > summary > span { transform: rotate(180deg); }
details p { font-size: var(--ui); color: var(--muted); padding-bottom: 24px; }
code { font-family: ui-monospace, Menlo, monospace; font-size: .85em; overflow-wrap: anywhere; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .button:hover > span, .text-link:hover > span { transform: none; }
}
@media (forced-colors: active) {
  .button { border: 1px solid ButtonText; }
  :focus-visible { outline: 3px solid Highlight; }
  .brand img { forced-color-adjust: none; }
}
@media print {
  .skip, .content-preview, .header-tools, .menu-toggle { display: none !important; }
  * { animation: none !important; transition: none !important; }
  body { background: white; }
}
.small { font-size: var(--small); color: var(--muted); line-height: 1.5; }