:root {
  --paper: #FBF7EF;
  --paper-2: #F4ECDD;
  --line: #E8DCC6;
  --ink: #17202B;
  --ink-soft: #4E5B6B;
  --accent: #DE4A2C;
  --accent-ink: #B93A21;
  --gold: #E2A93A;
  --pond-1: #3F8C80;
  --pond-2: #1D6560;
  --pond-3: #0F3F45;
  --card: rgba(255, 255, 255, 0.55);
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #12191F;
    --paper-2: #18222A;
    --line: #2A3647;
    --ink: #F4ECDD;
    --ink-soft: #B5BCC4;
    --accent: #F08B6E;
    --accent-ink: #F08B6E;
    --card: rgba(255, 255, 255, 0.04);
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Zen Maru Gothic", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

a { color: var(--accent-ink); text-underline-offset: 3px; }
a:hover { color: var(--accent); }

.wrap { max-width: 720px; margin: 0 auto; padding: 0 20px; }

/* Header */
.top {
  background: radial-gradient(120% 140% at 30% 20%, var(--pond-1) 0%, var(--pond-2) 55%, var(--pond-3) 100%);
  color: #FBF7EF;
}
.top .wrap { display: flex; align-items: center; gap: 14px; padding-top: 18px; padding-bottom: 18px; }
.top img { width: 44px; height: 44px; border-radius: 11px; box-shadow: 0 2px 8px rgba(0,0,0,.25); }
.top a.brand { color: inherit; text-decoration: none; display: flex; align-items: center; gap: 12px; }
.brand-name { font-family: "Shippori Mincho B1", Georgia, serif; font-weight: 700; font-size: 22px; letter-spacing: .02em; }
.top nav { margin-left: auto; display: flex; gap: 16px; flex-wrap: wrap; font-size: 15px; }
.top nav a { color: #FBF7EF; opacity: .85; text-decoration: none; }
.top nav a:hover, .top nav a[aria-current="page"] { opacity: 1; text-decoration: underline; }

/* Hero (home page) */
.hero {
  background: radial-gradient(120% 140% at 30% 20%, var(--pond-1) 0%, var(--pond-2) 55%, var(--pond-3) 100%);
  color: #FBF7EF;
  text-align: center;
  padding: 72px 0 84px;
}
.hero img { width: 128px; height: 128px; border-radius: 29px; box-shadow: 0 10px 30px rgba(0,0,0,.3); }
.hero h1 { font-family: "Shippori Mincho B1", Georgia, serif; font-size: 48px; line-height: 1.15; margin: 24px 0 8px; }
.hero p { font-size: 19px; opacity: .9; margin: 0 auto; max-width: 30em; }

/* Content */
main { padding: 40px 0 56px; }
main h1 { font-family: "Shippori Mincho B1", Georgia, serif; font-size: 36px; line-height: 1.2; margin: 0 0 6px; }
main h2 { font-family: "Shippori Mincho B1", Georgia, serif; font-size: 23px; line-height: 1.3; margin: 36px 0 8px; }
main h3 { font-size: 18px; margin: 22px 0 4px; }
.meta { color: var(--ink-soft); font-size: 15px; margin: 0 0 28px; }
.lead { font-size: 19px; }
ul { padding-left: 1.25em; }
li { margin: 4px 0; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px 22px;
  margin: 18px 0;
}
.card p:first-child { margin-top: 0; }
.card p:last-child { margin-bottom: 0; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; margin: 24px 0; }
.grid .card { margin: 0; }
.grid h3 { margin-top: 0; }

.button {
  display: inline-block;
  background: var(--accent);
  color: #FBF7EF;
  text-decoration: none;
  font-weight: 700;
  padding: 12px 24px;
  border-radius: 999px;
  box-shadow: 0 3px 0 #B93A21;
}
.button:hover { color: #FBF7EF; filter: brightness(1.05); }

table { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 15px; }
th, td { text-align: left; vertical-align: top; padding: 10px 8px; border-bottom: 1px solid var(--line); }
th { font-weight: 700; }
.table-scroll { overflow-x: auto; }

footer { border-top: 1px solid var(--line); color: var(--ink-soft); font-size: 14px; padding: 24px 0 40px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 18px; }
footer a { color: var(--ink-soft); }

@media (max-width: 560px) {
  body { font-size: 16px; }
  .top .wrap { flex-wrap: wrap; }
  .top nav { margin-left: 0; width: 100%; }
  .hero { padding: 56px 0 64px; }
  .hero h1 { font-size: 38px; }
  main h1 { font-size: 30px; }
}