/* KeyPressOSD website. Authored, not produced from markdown - see build-manual.py. */

/* Both palettes from one set of tokens, so a colour is never written twice. The site follows the
   reader's own light/dark setting; there is no toggle, because a docs site that disagrees with the rest
   of the browser is the thing people complain about. */
:root {
  --page: #ffffff;
  --ink: #1b1b1f;
  --muted: #5b5b66;
  --rule: #e2e2e8;
  --accent: #1d4ed8;
  --surface: #f7f7fa;
  --cap-bg: #f2f2f5;
  --cap-ink: #16161a;
}

@media (prefers-color-scheme: dark) {
  :root {
    --page: #16161a;
    --ink: #ececf1;
    --muted: #a0a0ad;
    --rule: #2c2c34;
    --accent: #8ab4ff;
    --surface: #1d1d23;
    --cap-bg: #26262e;
    --cap-ink: #ececf1;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: "Segoe UI", -apple-system, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

a { color: var(--accent); }
a:hover { text-decoration: underline; }

/* --- the bar ------------------------------------------------------------- */

.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 24px;
  border-bottom: 1px solid var(--rule);
  background: var(--surface);
}

.wordmark {
  font-weight: 600;
  font-size: 17px;
  color: var(--ink);
  text-decoration: none;
}

.download {
  font-size: 14px;
  padding: 5px 12px;
  border: 1px solid var(--rule);
  border-radius: 6px;
  text-decoration: none;
}

/* --- the hero ------------------------------------------------------------ */

.hero {
  max-width: 720px;
  margin: 0 auto;
  padding: 56px 24px 32px;
  text-align: center;
}

.hero h1 { font-size: 40px; line-height: 1.15; margin: 0 0 12px; }
.lede { font-size: 18px; color: var(--muted); margin: 0 auto 24px; }
.cta { margin: 0 0 12px; }

.button {
  display: inline-block;
  margin: 4px;
  padding: 10px 20px;
  border-radius: 8px;
  background: var(--accent);
  color: var(--page);
  font-weight: 600;
  text-decoration: none;
}

.button.ghost {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--rule);
}

.small { font-size: 14px; color: var(--muted); }

/* --- the two-column shell ------------------------------------------------ */

.shell {
  display: flex;
  gap: 40px;
  max-width: 1060px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}

.side { flex: 0 0 208px; }

.sidehead {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 8px;
}

.side ul { list-style: none; margin: 0; padding: 0; }
.side li { margin: 0 0 2px; }

.side a {
  display: block;
  padding: 5px 10px;
  border-radius: 6px;
  font-size: 14px;
  color: var(--ink);
  text-decoration: none;
}

.side a:hover { background: var(--surface); text-decoration: none; }

.side a[aria-current="page"] {
  background: var(--surface);
  color: var(--accent);
  font-weight: 600;
}

main { flex: 1 1 auto; min-width: 0; }

/* --- content ------------------------------------------------------------- */

h1 { font-size: 30px; line-height: 1.2; margin: 0 0 20px; }
h2 { font-size: 21px; margin: 36px 0 10px; }
h3 { font-size: 17px; margin: 28px 0 8px; }

p, ul, ol { margin: 0 0 14px; }
li { margin: 0 0 6px; }

code {
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.9em;
  background: var(--cap-bg);
  color: var(--cap-ink);
  padding: 1px 5px;
  border-radius: 4px;
}

pre {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 12px 14px;
  overflow-x: auto;
}

pre code { background: none; padding: 0; }

blockquote {
  margin: 0 0 14px;
  padding: 2px 16px;
  border-left: 3px solid var(--rule);
  color: var(--muted);
}

/* Figures scroll rather than overflowing the page, and never render wider than their own pixels - every
   one of them is a screenshot scaled DOWN already, and scaling it back up is how a crisp capture becomes
   a blurry one. */
img {
  max-width: 100%;
  height: auto;
  border: 1px solid var(--rule);
  border-radius: 8px;
  display: block;
  margin: 0 0 6px;
}

.shot { margin-bottom: 24px; }

em { color: var(--muted); }
img + p em { font-size: 14px; }

table { border-collapse: collapse; width: 100%; margin: 0 0 14px; display: block; overflow-x: auto; }
th, td { border: 1px solid var(--rule); padding: 6px 10px; text-align: left; }
th { background: var(--surface); }

hr { border: 0; border-top: 1px solid var(--rule); margin: 36px 0 16px; }

.foot { font-size: 13px; color: var(--muted); }

/* One breakpoint, and it moves the contents above the topic rather than hiding it behind a button. A
   disclosure widget needs script and can be left shut; a list cannot. */
@media (max-width: 760px) {
  .shell { flex-direction: column; gap: 20px; padding-top: 20px; }
  .side { flex: 1 1 auto; }
  .side ul { display: flex; flex-wrap: wrap; gap: 4px; }
  .hero { padding-top: 32px; }
  .hero h1 { font-size: 32px; }
}