/* Ballarc: home, privacy and support pages. Generated by `factory privacy build`. One stylesheet,
   nothing loaded from elsewhere: system-like grouped surfaces, the app's accent, light and dark by
   prefers-color-scheme, the system's face. */

:root {
  color-scheme: light dark;
  --paper: #f2f2f7;
  --surface: #ffffff;
  --ink: #000000;
  --ink-2: #5e6168;
  --line: #d8d8dd;
  --accent: #8e3fbf;
  --measure: 42rem;
  --display: ui-rounded, -apple-system, BlinkMacSystemFont, system-ui, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  --text: -apple-system, BlinkMacSystemFont, system-ui, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #000000;
    --surface: #1c1c1e;
    --ink: #ffffff;
    --ink-2: #a1a4aa;
    --line: #38383a;
    --accent: #d39bff;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }

body {
  margin: 0;
  background-color: var(--paper);
  color: var(--ink);
  font-family: var(--text);
  font-size: 1.0625rem;
  line-height: 1.6;
  overflow-wrap: break-word;
}

:lang(ja) body, body:lang(ja) { line-height: 1.8; }

a {
  color: var(--accent);
  text-decoration-color: var(--accent);
  text-underline-offset: 0.18em;
  text-decoration-thickness: 1.5px;
}
a:hover { text-decoration-thickness: 2.5px; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

.skip { position: absolute; left: -999px; top: 0; }
.skip:focus { left: 1rem; top: 1rem; z-index: 10; padding: 0.5rem 0.75rem; background: var(--surface); border-radius: 12px; }

header.site, nav.langs, main, footer.site {
  max-width: var(--measure);
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}

header.site {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.25rem 1.5rem;
  padding-top: 1.25rem;
  padding-bottom: 0.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--display);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
}
.brand img { width: 28px; height: 28px; border-radius: 7px; }

nav.site ul, nav.langs ul { display: flex; flex-wrap: wrap; margin: 0; padding: 0; list-style: none; }
nav.site li + li, nav.langs li + li { margin-top: 0; }
nav.site ul { gap: 0.25rem 1.25rem; font-size: 0.9375rem; }
nav.site a, nav.langs a { color: var(--ink); display: inline-block; padding: 0.375rem 0; text-decoration: none; }
nav.site a:hover { color: var(--accent); text-decoration: underline; text-decoration-color: var(--accent); }
nav.site a[aria-current="page"] { color: var(--accent); font-weight: 600; }

nav.langs { padding-bottom: 0.75rem; border-bottom: 1px solid var(--line); }
nav.langs ul { gap: 0 1rem; font-size: 0.875rem; }
nav.langs a { color: var(--ink-2); }
nav.langs a:hover { color: var(--ink); text-decoration: underline; text-decoration-color: var(--accent); }
nav.langs a[aria-current="true"] { color: var(--ink); font-weight: 600; }

main { padding-top: 1.75rem; padding-bottom: 3rem; }

h1, h2, h3 { font-family: var(--display); font-weight: 700; line-height: 1.2; text-wrap: balance; }
h1 { font-size: 2.5rem; margin: 0 0 0.375rem; }
h2 { font-size: 1.5rem; margin: 2.5rem 0 0.5rem; scroll-margin-top: 1rem; }
p, ul, ol, dl { margin: 0 0 1rem; }
ul, ol { padding-left: 1.25rem; }
li + li { margin-top: 0.3rem; }

.meta { color: var(--ink-2); font-size: 0.9375rem; }
.label {
  margin: 0 0 0.25rem;
  color: var(--ink-2);
  font-family: var(--display);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.card { margin: 1.5rem 0; padding: 1.125rem 1.25rem; background: var(--surface); border-radius: 14px; }
.card > :first-child { margin-top: 0; }
.card > :last-child { margin-bottom: 0; }
.card h2 { font-size: 1.25rem; }

.toc { padding-left: 1.5rem; font-size: 0.9375rem; columns: 2 15rem; column-gap: 2rem; }
.toc li { break-inside: avoid; }

.table-wrap { margin: 0 0 1rem; overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; font-size: 0.9375rem; background: var(--surface); }
th, td { padding: 0.5rem 0.75rem; border: 1px solid var(--line); text-align: left; vertical-align: top; }
th { font-weight: 600; }

footer.site {
  padding-top: 1rem;
  padding-bottom: 2.5rem;
  border-top: 1px solid var(--line);
  color: var(--ink-2);
  font-size: 0.875rem;
}
footer.site p { margin: 0 0 0.375rem; }
footer.site a { color: var(--ink-2); text-decoration-color: var(--ink-2); }

/* The home page: one screen. */
body.home { display: flex; flex-direction: column; min-height: 100vh; min-height: 100svh; }
body.home main {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: 100%;
  padding-top: 1rem;
  padding-bottom: 1.5rem;
  text-align: center;
}
body.home nav.langs { width: 100%; padding-top: 1rem; border-bottom: 0; }
body.home nav.langs ul { justify-content: center; }
body.home footer.site { width: 100%; text-align: center; }

.icon {
  display: block;
  width: 112px;
  height: 112px;
  margin: 0 auto 1rem;
  border-radius: 25px;
  box-shadow: 0 0 0 1px var(--line);
}
body.home h1 { font-size: 3.25rem; margin-bottom: 0.75rem; }
.lede { max-width: 31rem; margin: 0 auto 1.75rem; font-size: 1.125rem; }

.links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.625rem;
  max-width: 26rem;
  width: 100%;
  margin: 0 auto;
  padding: 0;
  list-style: none;
}
.links li + li { margin-top: 0; }
.links a {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  min-height: 3.25rem;
  padding: 0.625rem 0.75rem;
  background: var(--surface);
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none;
}
.links a:hover { box-shadow: inset 0 0 0 2px var(--accent); }

@media (max-width: 34rem) {
  body { font-size: 1rem; }
  h1 { font-size: 2rem; }
  h2 { font-size: 1.3125rem; }
  body.home h1 { font-size: 2.625rem; }
  .icon { width: 96px; height: 96px; border-radius: 21px; }
  .links { grid-template-columns: 1fr; }

  /* Each table row becomes a small card with labelled cells. */
  table.stack, table.stack tbody, table.stack tr, table.stack td { display: block; width: 100%; }
  table.stack { background: none; }
  table.stack thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  table.stack tr {
    margin-bottom: 0.75rem;
    padding: 0.5rem 0.875rem;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 12px;
  }
  table.stack td { padding: 0.25rem 0; border: 0; }
  table.stack td::before { content: attr(data-label); display: block; font-size: 0.8125rem; font-weight: 600; color: var(--ink-2); }
  table.stack td:first-child { font-weight: 600; }
  table.stack td:first-child::before { display: none; }
}

@media print {
  nav, .skip { display: none; }
  body { background: #fff; color: #000; }
  a { color: #000; }
}