:root {
  --bg: #fff5fa;
  --card: #ffffff;
  --ink: #241b45;
  --muted: #5d5580;
  --line: #f1d9e7;
  --pink: #e8287a;
  --pink-soft: #ffe1ef;
  --navy: #2a2160;
  --gold: #ffb627;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17122f;
    --card: #211a43;
    --ink: #f4effc;
    --muted: #b9b1d8;
    --line: #362c66;
    --pink: #ff5c9f;
    --pink-soft: #3a1f4a;
    --navy: #0f0b24;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 "Nunito", ui-rounded, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

a { color: var(--pink); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

.top {
  background: var(--navy);
  padding: 20px 16px 18px;
  text-align: center;
}
.top a.home { display: inline-block; }
.top img { width: min(300px, 70vw); height: auto; display: block; }

nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 18px;
  margin-top: 12px;
}
nav a {
  color: #fff;
  font-weight: 800;
  text-decoration: none;
  font-size: 15px;
  padding: 4px 2px;
  border-bottom: 3px solid transparent;
}
nav a:hover, nav a[aria-current="page"] { border-bottom-color: var(--gold); }

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 16px 56px;
}

h1 { font-size: 34px; line-height: 1.2; margin: 0 0 6px; font-weight: 900; }
h2 { font-size: 22px; margin: 36px 0 8px; font-weight: 900; }
h3 { font-size: 18px; margin: 24px 0 6px; }
.updated { color: var(--muted); margin: 0 0 24px; font-size: 15px; }

.card {
  background: var(--card);
  border: 2px solid var(--line);
  border-radius: 18px;
  padding: 18px 20px;
  margin: 18px 0;
}
.card.pink { background: var(--pink-soft); border-color: transparent; }
.card > :first-child { margin-top: 0; }
.card > :last-child { margin-bottom: 0; }

table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 15px; }
th, td { text-align: left; vertical-align: top; padding: 10px 8px; border-bottom: 1px solid var(--line); }
th { font-weight: 800; }
.table-wrap { overflow-x: auto; }

ol.steps { padding-left: 22px; }
ol.steps li { margin: 6px 0; }

.hero { text-align: center; padding-top: 8px; }
.hero p { color: var(--muted); font-size: 19px; max-width: 520px; margin: 8px auto 28px; }
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; text-align: left; }
.tiles a {
  display: block;
  background: var(--card);
  border: 2px solid var(--line);
  border-radius: 18px;
  padding: 16px 18px;
  text-decoration: none;
  color: var(--ink);
}
.tiles a:hover { border-color: var(--pink); }
.tiles strong { display: block; font-size: 18px; color: var(--pink); }
.tiles span { color: var(--muted); font-size: 15px; }

footer {
  text-align: center;
  color: var(--muted);
  font-size: 14px;
  padding: 24px 16px 40px;
  border-top: 1px solid var(--line);
}
footer a { color: var(--muted); }