/* The site footer, one for every page: the closing line, the address, the mark, the
   links, and the legal row. Self-contained so the home page (on base.css) and the
   rest (on platform.css) draw exactly the same thing. */
.sf { font-size: 15px; line-height: 1.5; background: #0d0d0d; color: #f3f3f3; font-family: 'Inter', ui-sans-serif, -apple-system, system-ui, sans-serif; -webkit-font-smoothing: antialiased; }
:root[data-theme="dark"] .sf { background: #17191b; }
.sf a { color: inherit; text-decoration: none; }
.sf-in { width: min(1100px, 100% - 48px); margin-inline: auto; padding: 96px 0 0; }
.sf h2 { margin: 0 0 36px; font-weight: 600; font-size: clamp(2rem, 4.5vw, 3.25rem); line-height: 1.08; color: inherit; letter-spacing: -0.03em; max-width: 700px; }
/* one clear way to get in touch: a white pill on the dark band, the arrow leaning
   forward on hover and the whole button giving a little under the press */
.sf .sf-cta { display: inline-flex; align-items: center; gap: 10px; height: 52px; padding: 0 22px 0 26px;
  border-radius: 999px; background: #fff; color: #0d0d0d; font-size: 16px; font-weight: 600; letter-spacing: -0.01em;
  transition: transform 160ms cubic-bezier(0.23, 1, 0.32, 1), background-color 150ms ease; }
.sf .sf-cta .arr { display: inline-block; transition: transform 200ms cubic-bezier(0.23, 1, 0.32, 1); }
@media (hover: hover) and (pointer: fine) {
  .sf .sf-cta:hover { background: #e9e9e9; }
  .sf .sf-cta:hover .arr { transform: translateX(3px); }
}
.sf .sf-cta:active { transform: scale(0.97); }
.sf .sf-cta:focus-visible { outline: 2px solid #4aa8ff; outline-offset: 3px; border-radius: 999px; }
.sf-grid { display: grid; grid-template-columns: 1fr auto auto; gap: 24px 48px; align-items: center; margin-top: 80px; }
/* the sign-off: the mark with the name beside it, set like the wordmark in the nav, so
   the bottom of the page says who it is as plainly as the top */
.sf-mark { display: inline-flex; align-items: center; gap: 12px; color: #fff; }
.sf-mark svg { width: 56px; height: 26px; display: block; }
.sf-mark span { font-size: 19px; font-weight: 600; line-height: 1; letter-spacing: -0.025em; }
.sf-links { display: flex; flex-wrap: wrap; gap: 8px 28px; font-size: 15px; }
.sf-links a { color: rgba(255,255,255,.72); transition: color 150ms ease; }
.sf-links a:hover, .sf-links a[aria-current="page"] { color: #fff; }
.sf-soc { display: flex; gap: 8px; }
.sf-soc a { display: inline-flex; padding: 10px; border-radius: 999px; color: rgba(255,255,255,.72); transition: color 150ms ease, background-color 150ms ease; }
.sf-soc a:hover { color: #fff; background: rgba(255,255,255,.1); }
.sf-soc svg { width: 16px; height: 16px; }
.sf-meta { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 56px; padding: 24px 0 30px;
  border-top: 1px solid rgba(255,255,255,.12); font-size: 14px; font-weight: 500; color: rgba(255,255,255,.6); }
.sf-meta nav { display: flex; gap: 18px; }
.sf-meta a:hover { color: #fff; }
.sf a:focus-visible { outline: 2px solid #4aa8ff; outline-offset: 3px; border-radius: 6px; }
@media (max-width: 760px) {
  .sf-in { width: calc(100% - 32px); padding-top: 72px; }
  .sf-grid { grid-template-columns: 1fr auto; margin-top: 56px; }
  .sf-links { grid-column: 1 / -1; grid-row: 2; }
}

/* On touch the links keep their size and gain a 44px hit area around them. */
@media (pointer: coarse) {
  .sf-links a, .sf-meta a, .sf-soc a { position: relative; }
  .sf-links a::after { content: ""; position: absolute; inset: -11px -8px; }
  .sf-meta a::after { content: ""; position: absolute; inset: -12px -8px; }
  .sf-soc a::after { content: ""; position: absolute; inset: -4px; }
}