/* Shared by every page: the type, the "Linen" colours of the app, the top bar and the footer.
   The fonts are served from this site, so opening a page asks nothing of anyone else. */
@font-face { font-family: "Outfit"; src: url("/fonts/outfit-300-700.woff2") format("woff2"); font-weight: 300 700; font-display: swap; }
@font-face { font-family: "Instrument Sans"; src: url("/fonts/instrument-sans-400-600.woff2") format("woff2"); font-weight: 400 600; font-display: swap; }
@font-face { font-family: "DM Mono"; src: url("/fonts/dm-mono-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "DM Mono"; src: url("/fonts/dm-mono-500.woff2") format("woff2"); font-weight: 500; font-display: swap; }

:root {
  --bg: #F5F2EC; --surface: #FDFBF7; --ink: #23221F; --muted: #62605D;
  --accent: #2F5A47; --accent-deep: #2A4135; --sage: #EAEDE7; --sage-line: #BBC7BF;
  --stone: #E2DFDA; --stone-light: #EAE8E2; --warm: #8A3F1F; --warm-bg: #F6E5DA;
  --line: rgba(35, 34, 31, 0.12); --hair: rgba(35, 34, 31, 0.08);
  --display: "Outfit", "Avenir Next", "Segoe UI", sans-serif;
  --body: "Instrument Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: "DM Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --wrap: 1160px; --gutter: clamp(20px, 4.5vw, 56px);
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 17px/1.6 var(--body); -webkit-text-size-adjust: 100%; -webkit-font-smoothing: antialiased; }
img, svg { display: block; max-width: 100%; }
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--ink); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
h1, h2, h3 { font-family: var(--display); font-weight: 500; letter-spacing: -0.03em; margin: 0; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.tag { font: 500 12px/1.3 var(--mono); letter-spacing: 0.09em; text-transform: uppercase; color: var(--accent); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: var(--surface); padding: 10px 14px; border-radius: 10px; z-index: 20; }
.skip:focus { left: 12px; color: var(--surface); }

/* Top bar */
.bar { position: sticky; top: 0; z-index: 10; background: rgba(245, 242, 236, 0.86); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); border-bottom: 1px solid transparent; transition: border-color 0.3s; }
.bar.scrolled { border-bottom-color: var(--hair); }
.bar .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font: 500 24px/1 var(--display); letter-spacing: -0.03em; }
.logo svg { width: 40px; height: 40px; margin-top: -6px; }
.logo b { font-weight: 500; color: var(--accent); }
.bar nav { display: flex; align-items: center; gap: clamp(14px, 2.4vw, 30px); }
.bar nav a { color: var(--ink); text-decoration: none; font-size: 15px; font-weight: 500; padding: 10px 0; }
.bar nav a:hover, .bar nav a[aria-current] { color: var(--accent); }
@media (max-width: 640px) { .bar nav a.wide { display: none; } }

/* Footer */
.foot { border-top: 1px solid var(--line); margin-top: clamp(64px, 9vw, 120px); padding: 36px 0 48px; color: var(--muted); font-size: 15px; }
.foot .wrap { display: flex; flex-wrap: wrap; gap: 14px 32px; align-items: center; justify-content: space-between; }
.foot nav { display: flex; flex-wrap: wrap; gap: 8px 26px; }
.foot a { color: var(--muted); padding: 10px 0; }
.foot a:hover { color: var(--ink); }

/* A written page: the privacy policy */
.doc { display: grid; grid-template-columns: minmax(0, 220px) minmax(0, 720px); gap: clamp(32px, 6vw, 88px); padding-top: clamp(36px, 6vw, 72px); }
.doc h1 { font-size: clamp(40px, 6vw, 64px); line-height: 1; letter-spacing: -0.04em; margin: 12px 0 14px; }
.doc h2 { font-size: 26px; line-height: 1.2; margin: 56px 0 12px; }
.doc p, .doc ul, .doc .table { margin: 14px 0; }
.doc ul { padding-left: 22px; }
.doc li { margin: 8px 0; }
.doc .lede { font-size: 19px; }
.doc .dated { color: var(--muted); font: 400 13px/1.4 var(--mono); letter-spacing: 0.04em; }
.doc .short { background: var(--accent); color: var(--surface); border-radius: 20px; padding: 26px 28px; margin: 30px 0 0; }
.doc .short h2 { font-size: 22px; margin: 0 0 10px; color: var(--surface); }
.doc .short ul { margin: 0; padding-left: 20px; }
.doc .short li::marker { color: #9CC4AE; }
.toc { position: sticky; top: 100px; align-self: start; font-size: 15px; }
.toc p { margin-bottom: 12px; }
.toc ol { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--line); }
.toc a { display: block; padding: 6px 0 6px 16px; margin-left: -1px; border-left: 1px solid transparent; color: var(--muted); text-decoration: none; }
.toc a:hover { color: var(--ink); }
.toc a.here { color: var(--accent); border-left-color: var(--accent); }
.table { background: var(--surface); border-radius: 16px; box-shadow: 0 0 0 1px var(--hair); overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; vertical-align: top; padding: 14px 18px; border-bottom: 1px solid var(--hair); font-size: 15.5px; line-height: 1.5; }
th { font: 500 12px/1.3 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
tr:last-child td { border-bottom: 0; }
td:first-child { font-weight: 500; }
@media (max-width: 860px) {
  .doc { grid-template-columns: minmax(0, 1fr); }
  .toc { display: none; }
}
@media (max-width: 560px) {
  /* A table too wide for a phone is read as a list: each row a block, each cell under its heading. */
  .table table, .table tbody, .table tr, .table td { display: block; }
  .table tr:first-child { display: none; }
  .table tr { padding: 14px 18px; border-bottom: 1px solid var(--hair); }
  .table tr:last-child { border-bottom: 0; }
  .table td { padding: 0; border: 0; }
  .table td + td { margin-top: 6px; }
  .table td[data-h]::before { content: attr(data-h); display: block; font: 500 11px/1.3 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-bottom: 2px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}