:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
  color: #17333c;
  background: #f5f8f8;
  --ink: #17333c;
  --deep: #082f3d;
  --deep-2: #0c4250;
  --teal: #007f83;
  --teal-light: #b4e5df;
  --line: #d5e2e3;
  --muted: #4e6870;
  --paper: #fff;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; }
a { color: inherit; }
a:focus-visible { outline: 3px solid #00a6a7; outline-offset: 3px; }
.wrap { width: min(1120px, calc(100% - 40px)); margin-inline: auto; }
.top { background: var(--deep); color: #fff; border-bottom: 1px solid #ffffff20; }
.top-inner { min-height: 70px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; font-size: 1rem; font-weight: 800; letter-spacing: .075em; white-space: nowrap; }
.mark { display: inline-grid; place-items: center; width: 32px; height: 32px; flex: none; border: 1.5px solid #75d8ce; border-radius: 9px; color: #80e0d5; font-size: 18px; line-height: 1; font-weight: 700; }
nav { display: flex; gap: 24px; font-size: .9rem; font-weight: 600; }
nav a { color: #dbecef; text-decoration: none; }
nav a:hover { color: #fff; text-decoration: underline; text-underline-offset: 5px; }
.intro { position: relative; overflow: hidden; background: linear-gradient(125deg, var(--deep) 0%, var(--deep-2) 100%); color: #fff; padding: 48px 0 53px; }
.intro::after { content: ""; position: absolute; right: 8%; top: 44px; width: 1px; height: calc(100% - 88px); background: #8de1d347; pointer-events: none; }
.intro .wrap { position: relative; z-index: 1; }
.eyebrow { margin: 0 0 9px; color: #a4e7de; font-size: .8rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.intro h1 { margin: 0 0 5px; font-family: Georgia, "Times New Roman", serif; font-size: clamp(2.45rem, 6.5vw, 4.35rem); letter-spacing: -.045em; line-height: 1.05; font-weight: 400; }
.intro .sub { margin: 0 0 18px; font-family: Georgia, "Times New Roman", serif; font-style: italic; font-weight: 400; font-size: clamp(1.18rem, 2.4vw, 1.52rem); line-height: 1.3; color: #c2eee8; }
.intro p:last-child { max-width: 590px; margin: 0; color: #e0ecee; font-size: 1rem; }
.main { padding: 36px 0 80px; }
.section-title { margin: 0 0 19px; font-family: Georgia, "Times New Roman", serif; font-size: 1.7rem; font-weight: 400; line-height: 1.22; letter-spacing: -.025em; }
.category-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.category { display: flex; flex-direction: column; justify-content: space-between; overflow: hidden; min-height: 174px; border: 1px solid #cadbdd; border-radius: 11px; background: var(--paper); text-decoration: none; font-weight: 650; line-height: 1.3; transition: transform .16s ease, border-color .16s ease; }
.category:hover { transform: translateY(-2px); border-color: var(--teal); }
.category > span:first-child { min-height: 78px; padding: 16px 16px 12px; display: flex; align-items: center; border-top: 3px solid #a6d8d3; }
.category img { display: block; width: 100%; height: 104px; object-fit: cover; background: #e9f1f1; }
.guide { margin: 25px 0 54px; padding: 13px 0 13px 17px; border-left: 2px solid var(--teal); color: #36555c; font-size: .94rem; }
.group { scroll-margin-top: 22px; margin: 54px 0 0; }
.group-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 14px; padding-bottom: 10px; border-bottom: 1px solid #c5d7d9; }
.group h2 { margin: 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.65rem, 2.8vw, 2rem); font-weight: 400; letter-spacing: -.025em; line-height: 1.2; }
.group small { color: var(--muted); font-size: .84rem; white-space: nowrap; }
.group-hint { margin: 0 0 15px; max-width: 850px; color: var(--muted); }
.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.card { min-width: 0; padding: 22px; border: 1px solid #d1dfe0; border-radius: 11px; background: var(--paper); }
.card[id] { scroll-margin-top: 22px; }
.card h3 { margin: 0 0 13px; font-size: 1.2rem; font-weight: 650; line-height: 1.3; letter-spacing: -.02em; }
.card-photo { display: block; width: 100%; height: 166px; object-fit: contain; object-position: center; margin: 0 0 17px; border-radius: 7px; background: #f0f5f5; }
.rows { display: grid; gap: 0; margin: 0; }
.row { display: grid; grid-template-columns: 142px minmax(0, 1fr); gap: 12px; align-items: baseline; border-top: 1px solid #e8eeee; padding: 10px 0; }
.row dt { color: var(--muted); font-size: .88rem; }
.row dd { margin: 0; font-weight: 650; overflow-wrap: anywhere; }
.code, .pending { display: inline-block; padding: 4px 11px; border-radius: 7px; font-weight: 800; letter-spacing: .025em; white-space: nowrap; }
.code { background: #dbf0ed; color: #075f62; }
.pending { background: #fff0da; color: #78470e; }
.note { margin: 10px 0 0; color: #4b636b; font-size: .91rem; }
.local { margin: 38px 0 0; padding: 18px 20px; border: 1px solid var(--line); border-radius: 13px; background: #fff; color: #334e56; }
.related { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.related a { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 17px 18px; border: 1px solid var(--line); border-radius: 12px; background: #fff; text-decoration: none; font-weight: 700; }
.related a:hover { border-color: #61b9b5; }
.related span { color: #087476; font-size: .85rem; font-weight: 650; white-space: nowrap; }
.footer { padding: 26px 0; background: var(--deep); color: #d6e9eb; }
.footer-inner { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: .88rem; }
.footer a { margin-left: 16px; text-underline-offset: 3px; }
.page { max-width: 760px; padding: 42px 0 80px; }
.back { color: #087476; font-weight: 700; text-decoration: none; }
.back:hover { text-decoration: underline; text-underline-offset: 4px; }
.page h1 { margin: 20px 0; font-family: Georgia, "Times New Roman", serif; font-weight: 400; font-size: clamp(2.15rem, 5vw, 3.2rem); line-height: 1.1; letter-spacing: -.035em; }
.page h2 { margin: 30px 0 8px; font-family: Georgia, "Times New Roman", serif; font-weight: 400; font-size: 1.52rem; letter-spacing: -.02em; }
.page p, .page li { color: #334e56; }
.page li { margin: 9px 0; }
.source-list a, .page p a { color: #006e72; overflow-wrap: anywhere; }
.callout { padding: 16px 18px; border-left: 3px solid var(--teal); border-radius: 9px; background: #eaf5f3; }
@media (max-width: 900px) { .category-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 640px) {
  .wrap { width: calc(100% - 30px); }
  .top-inner { min-height: 62px; }
  .brand { font-size: .88rem; letter-spacing: .045em; gap: 8px; }
  .mark { width: 28px; height: 28px; }
  nav { gap: 12px; font-size: .81rem; }
  .intro { padding: 34px 0 38px; }
  .intro::after { right: 18px; top: 28px; height: calc(100% - 56px); opacity: .5; }
  .intro .sub { margin-bottom: 12px; }
  .main { padding-top: 28px; }
  .category-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .category { min-height: 157px; }
  .category > span:first-child { min-height: 72px; padding: 12px; font-size: .94rem; }
  .category img { height: 86px; }
  .category:last-child { grid-column: 1 / -1; min-height: 78px; flex-direction: row; align-items: stretch; }
  .category:last-child > span:first-child { flex: 1; min-height: 0; }
  .category:last-child img { width: 40%; height: auto; max-height: 94px; }
  .guide { margin: 20px 0 43px; }
  .group { margin-top: 44px; }
  .cards, .related { grid-template-columns: 1fr; }
  .card { padding: 17px; }
  .card-photo { height: 145px; }
  .row { grid-template-columns: 112px minmax(0, 1fr); gap: 9px; }
  .footer a { margin-left: 0; margin-right: 16px; }
  .page { padding: 32px 0 64px; }
}
@media (max-width: 360px) {
  .brand { letter-spacing: 0; }
  nav { gap: 8px; font-size: .76rem; }
  .row { grid-template-columns: 1fr; gap: 1px; }
  .row dt { font-size: .83rem; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .category { transition: none; } }