/* Self-hosted, SIL Open Font License 1.1 (licenses in fonts/OFL-*.txt) */
@font-face { font-family: "Montserrat"; src: url("fonts/montserrat-variable.woff2") format("woff2"); font-weight: 100 900; font-style: normal; font-display: swap; }

:root {
  --purple: #6A0EE3;
  --violet: #A472FF;
  --violet-soft: #CDB6FF;
  --ink: #07040D;
  --line: rgba(205, 182, 255, 0.14);
  --text: #F5F2FB;
  --muted: #C4BAD9;
  --dim: #9C91B6;
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scrollbar-color: #3B2466 #07040D; background-color: #07040D; }
body {
  margin: 0;
  min-height: 100dvh;
  background-color: #07040D;
  background-image:
    radial-gradient(70vmax 50vmax at 0% 0%, rgba(106, 14, 227, 0.28), transparent 60%),
    radial-gradient(60vmax 50vmax at 100% 100%, rgba(164, 114, 255, 0.12), transparent 60%);
  background-attachment: fixed;
  color: var(--text);
  font-family: "Montserrat", ui-sans-serif, system-ui, sans-serif;
  font-weight: 500;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
::selection { background: var(--purple); color: #fff; }
a { color: var(--violet-soft); text-underline-offset: 3px; touch-action: manipulation; }
a:focus-visible { outline: 2px solid var(--violet-soft); outline-offset: 3px; border-radius: 6px; }

.skip { position: absolute; left: 12px; top: -60px; padding: 10px 16px; border-radius: 10px; background: #fff; color: #1B0540; font-weight: 700; text-decoration: none; transition: top 200ms var(--ease-out); }
.skip:focus { top: 12px; }

.wrap { width: 100%; max-width: 760px; margin-inline: auto; padding-inline: clamp(16px, 5vw, 40px); }

header { padding: 26px 0 0; }
header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.logo { height: 30px; width: auto; display: block; }
.back {
  display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 16px;
  border-radius: 999px; border: 1px solid var(--line); color: var(--text); text-decoration: none; font-weight: 700; font-size: 0.95rem;
  transition: border-color 200ms ease, transform 160ms var(--ease-out);
}
.back:active { transform: scale(0.97); }
@media (hover: hover) and (pointer: fine) { .back:hover { border-color: rgba(205, 182, 255, 0.45); } }
.back svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }

main { padding: 48px 0 32px; }
h1 {
  margin: 0; font-weight: 700; font-size: clamp(2rem, 1.4rem + 2.4vw, 2.9rem); line-height: 1.02; letter-spacing: -0.038em; text-wrap: balance;
  text-shadow: 0 0 18px rgba(150, 90, 255, 0.45), 0 0 44px rgba(106, 14, 227, 0.32);
}
h1 strong { color: var(--violet); }
.updated { margin: 12px 0 0; color: var(--dim); font-size: 0.92rem; }
.intro { margin: 24px 0 0; color: var(--muted); font-size: 1.05rem; }

h2 { margin: 44px 0 10px; font-size: 1.3rem; line-height: 1.25; letter-spacing: -0.015em; font-weight: 700; }
h2 span { color: var(--violet); font-variant-numeric: tabular-nums; margin-right: 8px; }
p { margin: 0 0 14px; color: var(--muted); max-width: 68ch; }
ul { margin: 0 0 14px; padding-left: 1.2em; color: var(--muted); max-width: 68ch; }
li { margin-bottom: 6px; }
li::marker { color: var(--violet); }
strong { color: var(--text); font-weight: 700; }

.box { margin: 18px 0; padding: 18px 20px; border-radius: 16px; background: rgba(13, 8, 23, 0.8); border: 1px solid rgba(164, 114, 255, 0.28); }
.box p:last-child { margin-bottom: 0; }

table { width: 100%; border-collapse: collapse; margin: 10px 0 18px; font-size: 0.95rem; }
th, td { text-align: left; vertical-align: top; padding: 12px 10px; border-bottom: 1px solid var(--line); color: var(--muted); }
th { color: var(--text); font-weight: 700; }
.table-scroll { overflow-x: auto; }

footer { padding: 28px 0 40px; border-top: 1px solid var(--line); color: var(--dim); font-size: 0.9rem; }
footer nav { display: flex; flex-wrap: wrap; gap: 6px 20px; margin-bottom: 10px; }
footer a { color: var(--muted); }
footer a[aria-current="page"] { color: var(--text); font-weight: 700; text-decoration: none; }