:root {
  color-scheme: light;
  --ink: #291f27;
  --muted: #746b72;
  --purple: #5b4f96;
  --purple-dark: #514686;
  --purple-deep: #433a6e;
  --pink: #fe8dc6;
  --peach: #fed1c7;
  --blush: #fff1f7;
  --cream: #fffaf7;
  --line: #e4deec;
  --card: #ffffff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: linear-gradient(180deg, var(--blush) 0, var(--cream) 22rem);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}
a { color: var(--purple); }
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 1040px;
  margin: 1rem auto;
  padding: 1.25rem 1.5rem;
  background: linear-gradient(105deg, var(--purple-deep), var(--purple), var(--pink));
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(67, 58, 110, .16);
}
.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}
.brand img { display: block; width: 128px; height: auto; }
.site-header nav { display: flex; flex-wrap: wrap; gap: .9rem; }
.site-header nav a { color: rgba(255,255,255,.84); font-size: .92rem; font-weight: 650; text-decoration: none; }
.site-header nav a:hover, .site-header nav a:focus-visible { color: #fff; }
main {
  width: min(860px, calc(100% - 2rem));
  margin: 1.5rem auto 4rem;
  padding: clamp(1.4rem, 4vw, 3.5rem);
  background: rgba(255,255,255,.94);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: 0 18px 60px rgba(91, 79, 150, .10);
  position: relative;
  overflow: hidden;
}
main::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 5px;
  background: linear-gradient(90deg, var(--purple), var(--pink), var(--peach));
}
.eyebrow {
  margin: 0 0 .4rem;
  color: var(--purple);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}
h1 { margin: 0; font-size: clamp(2rem, 7vw, 3.5rem); line-height: 1.05; letter-spacing: -.045em; }
h2 { margin-top: 2.3rem; color: var(--purple-deep); font-size: 1.35rem; line-height: 1.25; }
h3 { margin-top: 1.5rem; font-size: 1.05rem; }
.updated { color: var(--muted); font-size: .9rem; }
.intro { font-size: 1.08rem; }
.notice {
  margin: 1.5rem 0;
  padding: 1rem 1.1rem;
  background: var(--blush);
  border-left: 4px solid var(--purple);
  border-radius: 10px;
}
.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}
.card {
  display: block;
  padding: 1.25rem;
  color: var(--ink);
  text-decoration: none;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
}
.card:hover, .card:focus-visible { border-color: var(--purple); transform: translateY(-1px); }
.card strong { display: block; margin-bottom: .25rem; }
.card span { color: var(--muted); font-size: .92rem; }
table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { padding: .75rem; border: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: var(--purple-deep); background: var(--blush); }
footer { max-width: 860px; margin: -2rem auto 3rem; padding: 0 1rem; color: var(--muted); font-size: .86rem; text-align: center; }
@media (max-width: 650px) {
  .site-header { align-items: flex-start; flex-direction: column; margin: .75rem; }
  .site-header nav { gap: .55rem 1rem; }
  main { border-radius: 20px; }
  .cards { grid-template-columns: 1fr; }
  table { display: block; overflow-x: auto; }
}