:root { color-scheme: light; --ink: #263238; --muted: #52616a; --paper: #eceff1; --surface: #fff; --accent: #34566b; --border: #bec8ce; }
* { box-sizing: border-box; }
html { scroll-padding-top: 1.5rem; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif; font-size: 16px; line-height: 1.85; }
a { color: var(--accent); text-decoration: underline; text-underline-offset: .2em; overflow-wrap: anywhere; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid #155f91; outline-offset: 3px; }
.skip { position: absolute; top: -5rem; left: 1rem; background: white; padding: .6rem 1rem; z-index: 5; }
.skip:focus { top: .5rem; }
header { background: #f9fafb; border-bottom: 1px solid var(--border); box-shadow: 0 1px 3px #26323812; padding: 1rem max(4vw, calc((100vw - 1100px) / 2)); }
.brand { display: inline-block; font-size: 1.2rem; font-weight: 750; padding: .2rem 0; text-decoration: none; color: var(--ink); }
header nav { display: flex; flex-wrap: wrap; gap: .35rem 1rem; margin-top: .55rem; }
header nav a { min-height: 44px; padding: .45rem .65rem; border-bottom: 3px solid transparent; }
header nav a[aria-current], header nav a.active { background: #e2e9ed; border-bottom-color: var(--accent); color: #203d50; font-weight: 650; }
main { max-width: 1100px; min-width: 0; margin: 1.5rem auto; padding: 1.5rem 2.5rem 2rem; background: var(--surface); border: 1px solid #d4dce0; border-radius: 5px; }
.breadcrumbs { color: var(--muted); font-size: .86rem; margin-bottom: .8rem; overflow-wrap: anywhere; }
.breadcrumbs a { display: inline-block; padding: .4rem .15rem; min-height: 44px; }
h1 { margin: .6rem 0; font-size: clamp(1.65rem, 4vw, 2rem); line-height: 1.5; overflow-wrap: anywhere; }
.summary { color: var(--muted); margin: .5rem 0 1.5rem; }
h2 { margin: 2rem 0 1rem; padding-bottom: .4rem; border-bottom: 1px solid #d4dce0; font-size: 1.3rem; line-height: 1.6; }
h3 { font-size: 1.1rem; margin: 1.5rem 0 .7rem; }
p, li { overflow-wrap: anywhere; }
ul, ol { padding-left: 1.5rem; }
li { margin: .5rem 0; }
article { max-width: 80ch; }
.conditions { border-left: 3px solid #78909c; padding: .2rem 1rem; background: #f3f5f6; margin: 1.2rem 0; }
.conditions h2 { font-size: 1rem; margin: .3rem 0; padding: 0; border: 0; }
.conditions p { margin: .4rem 0; }
.warning { margin: 1.3rem 0; padding: 1rem 1.2rem; border: 1px solid #cfb78d; border-left: 4px solid #8b651e; background: #fff8ea; color: #5d4112; }
.toc { margin: 1.3rem 0; padding: .7rem 1rem; background: #f5f7f8; border: 1px solid #d4dce0; border-radius: 3px; display: flex; flex-wrap: wrap; gap: .2rem 1.2rem; }
.toc a { min-height: 44px; display: flex; align-items: center; font-size: .88rem; }
.listing { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin-top: 1.5rem; }
.card { min-width: 0; background: #fafbfc; border: 1px solid var(--border); border-radius: 5px; padding: 1.2rem 1.4rem; box-shadow: 0 2px 4px #26323814; }
.card h2 { border: 0; padding: 0; margin: 0 0 .7rem; font-size: 1.15rem; }
.card p { margin: .6rem 0; font-size: .95rem; }
.detail-link { display: inline-block; padding: .45rem 0; min-height: 44px; margin-top: .35rem; }
.short-warning { border-left: 3px solid #997126; padding-left: .7rem; color: #624818; }
code { font: .88em ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; background: #edf1f3; color: #263238; padding: .15rem .3rem; border-radius: 3px; white-space: normal; overflow-wrap: anywhere; }
pre { white-space: pre-wrap; overflow-wrap: anywhere; margin: 1rem 0; padding: 1rem; background: #f1f4f6; border: 1px solid #c4cfd5; border-radius: 4px; }
pre code { padding: 0; font-size: .9rem; line-height: 1.9; background: transparent; }
.command { display: inline-flex; flex-wrap: wrap; gap: .7rem; align-items: center; max-width: 100%; }
.command code { min-width: 0; }
pre .command { width: 100%; justify-content: space-between; }
pre .command code { flex: 1 1 20ch; }
button { color: #264454; background: #fff; border: 1px solid #91a4af; border-radius: 4px; box-shadow: 0 1px 3px #26323820; font: inherit; font-size: .85rem; min-height: 44px; padding: .45rem .9rem; cursor: pointer; }
button:hover { background: #e9eff3; }
table { border-collapse: collapse; width: 100%; font-size: .92rem; }
th { background: #e7ecef; color: #263238; text-align: left; }
th, td { border: 1px solid #c4cfd5; padding: .7rem; vertical-align: top; overflow-wrap: anywhere; }
th:first-child, td:first-child { width: 12%; }
.back { border-top: 1px solid #d4dce0; padding-top: 1.2rem; margin-top: 2rem; }
.back a { display: inline-block; min-height: 44px; padding: .4rem 0; }
footer { max-width: 1100px; margin: 1.5rem auto; padding: 0 1rem 1.5rem; color: var(--muted); font-size: .86rem; }
.copy-feedback { position: fixed; bottom: 1rem; right: 1rem; max-width: min(480px, calc(100% - 2rem)); background: #263238; color: #fff; padding: .9rem 1rem; border-radius: 4px; box-shadow: 0 2px 6px #0002; font-size: .85rem; overflow-wrap: anywhere; z-index: 3; }
.copy-feedback:empty { display: none; }
@media (max-width: 700px) {
  header { padding: .8rem 4vw; }
  header nav { gap: .2rem .4rem; }
  header nav a { font-size: .9rem; padding: .45rem .35rem; }
  main { margin: .8rem 2vw; padding: 1rem 4vw; }
  .listing { grid-template-columns: minmax(0, 1fr); }
  .card { padding: 1rem; }
  .toc { display: grid; gap: .2rem; }
  .arguments { font-size: .88rem; }
  .arguments, .arguments tbody, .arguments tr, .arguments td { display: block; }
  .arguments thead { position: absolute; width: 1px; height: 1px; clip-path: inset(50%); overflow: hidden; }
  .arguments tr { border: 1px solid #c4cfd5; padding: .6rem; margin-bottom: .7rem; }
  .arguments td { border: 0; padding: .25rem .4rem; width: auto; }
  .arguments td:first-child { width: auto; font-weight: 700; }
  .arguments td:nth-child(3)::before { content: "必須性："; }
  .arguments td:nth-child(4)::before { content: "許容値："; }
}
@media print { header nav, .toc, button, .copy-feedback, .skip { display: none; } main { border: 0; } .card { box-shadow: none; } }