/* Shared colors, typography and layout. All text uses sans-serif fonts. */

:root {
  color-scheme: light;
  --ink: #17384c;
  --muted: #536575;
  --accent: #11364f;
  --line: #d4dde4;
  --soft: #edf2f6;
  --width: 1240px;
  font-family: "Segoe UI", "Noto Sans JP", "Yu Gothic", Meiryo, Arial, sans-serif;
  color: var(--ink);
  background: #f7f8f9;
  font-size: 16px;
  line-height: 1.85;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
}

a {
  color: var(--accent);
  text-underline-offset: .25em;
}

a:hover {
  text-decoration-thickness: 2px;
}

a:focus-visible, button:focus-visible, [tabindex]:focus-visible {
  outline: 3px solid #a86416;
  outline-offset: 4px;
}

h1, h2, h3 {
  line-height: 1.5;
  scroll-margin-top: 2rem;
  overflow-wrap: anywhere;
}

h1 {
  font-size: 2.2rem;
  margin: 0 0 1.3rem;
}

h2 {
  font-size: 1.55rem;
  margin: 3rem 0 1.2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

h3 {
  font-size: 1.12rem;
  margin: 1.8rem 0 .7rem;
}

p {
  margin: .7rem 0 1.2rem;
}

ul, ol {
  padding-left: 1.6rem;
}

li {
  margin: .4rem 0;
}

strong {
  font-weight: 700;
}

code {
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: .92em;
  overflow-wrap: anywhere;
}

p code, li code, td code {
  background: var(--soft);
  padding: .1em .3em;
  border-radius: 3px;
}

main {
  min-width: 0;
}

[hidden] {
  display: none !important;
}

/* Header, current page underline, and language links. */

.site-header {
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.header-inner {
  max-width: var(--width);
  margin: auto;
  padding: 1.15rem 2rem;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.brand {
  display: inline-flex;
  gap: .65rem;
  align-items: center;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
}

.brand img {
  display: block;
  border-radius: 5px;
  flex-shrink: 0;
}

.header-inner > nav {
  margin-left: auto;
  display: flex;
  gap: 1.7rem;
}

.header-inner > nav a {
  padding: .4rem 0;
  font-size: .92rem;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 2px solid transparent;
}

.header-inner > nav a[aria-current="page"] {
  color: var(--accent);
  border-color: var(--accent);
  font-weight: 700;
}

.languages {
  display: flex;
  gap: .6rem;
  align-items: center;
  font-size: .88rem;
  white-space: nowrap;
}

.languages a {
  text-decoration: none;
  padding: .3rem 0;
}

.languages a[aria-current] {
  font-weight: 700;
}

.languages span {
  color: #8c9ba7;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  z-index: 10;
  background: #fff;
  padding: .5rem 1rem;
}

.skip-link:focus {
  top: 1rem;
}

/* Homepage: product rows with explicit destination links. */

.home .page-layout {
  max-width: var(--width);
  margin: auto;
  padding: 3.5rem 2rem 5rem;
}

.home-intro {
  padding-bottom: 2.5rem;
}

.home-intro h1 {
  font-size: clamp(2rem, 3.2vw, 3rem);
  margin-bottom: 1.2rem;
}

.home-intro p {
  color: var(--muted);
  font-size: 1.05rem;
  margin-bottom: 0;
}

.products-title {
  border-top: 1px solid var(--line);
  margin: 0;
  padding: 1.8rem 0;
  font-size: 1.5rem;
}

.products {
  border-top: 1px solid var(--line);
}

.product {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr) 200px;
  gap: 2rem;
  align-items: center;
  padding: 2rem 0;
  border-bottom: 1px solid var(--line);
}

.product .number {
  color: var(--muted);
  font-size: .82rem;
}

.product h3 {
  font-size: 1.5rem;
  margin: 0 0 .6rem;
}

.product p {
  color: var(--muted);
  font-size: .96rem;
  margin: 0;
}

.product-links {
  display: flex;
  flex-direction: column;
  gap: .55rem;
}

.product-links a {
  display: block;
  text-align: center;
  padding: .55rem .7rem;
  border: 1px solid #b8c9d5;
  background: #fff;
  color: var(--accent);
  border-radius: 5px;
  font-size: .92rem;
  font-weight: 600;
  text-decoration: none;
}

.product-links a:hover {
  background: var(--soft);
  border-color: var(--accent);
}

.product-links a:focus-visible {
  outline-offset: 3px;
}

/* Documentation: simple content and an active-section marker. */

.document .page-layout {
  max-width: var(--width);
  margin: auto;
  padding: 3rem 2rem 5rem;
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 3rem;
}

.toc {
  font-size: .88rem;
}

.toc nav {
  position: sticky;
  top: 1.5rem;
  max-height: calc(100vh - 3rem);
  overflow-y: auto;
}

.toc p {
  color: var(--muted);
  font-size: .82rem;
  margin: 0 0 .9rem;
}

.toc ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.toc li {
  margin: 0;
}

.toc a {
  display: block;
  padding: .55rem .8rem;
  border-left: 3px solid var(--line);
  text-decoration: none;
  overflow-wrap: anywhere;
}

.toc a:hover {
  background: var(--soft);
}

.toc a[aria-current="location"] {
  color: var(--accent);
  background: #e4edf3;
  border-left-color: var(--accent);
  font-weight: 700;
}

.product-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.3rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1rem;
  margin-bottom: 2rem;
  font-size: .9rem;
}

.product-nav a[aria-current="page"] {
  font-weight: 700;
  text-decoration-thickness: 2px;
}

.document main > h1 + p {
  color: var(--muted);
}

.table-scroll {
  overflow-x: auto;
  max-width: 100%;
  margin: 1.3rem 0;
}

table {
  border-collapse: collapse;
  width: 100%;
  font-size: .92rem;
  line-height: 1.75;
  background: #fff;
}

th, td {
  text-align: left;
  vertical-align: top;
  padding: .85rem 1rem;
  border-bottom: 1px solid var(--line);
  min-width: 125px;
}

th {
  background: var(--soft);
  font-weight: 700;
}

.path-copy {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .6rem;
  background: #fff;
  border: 1px solid var(--line);
  padding: .8rem 1rem;
  margin: 1rem 0;
}

.path-copy code {
  flex: 1;
  min-width: 0;
  word-break: break-all;
  line-height: 1.6;
}

.path-copy button {
  font: inherit;
  font-size: .85rem;
  border: 1px solid #b8c9d5;
  border-radius: 4px;
  background: var(--soft);
  color: var(--accent);
  padding: .4rem .85rem;
  cursor: pointer;
}

.path-copy button:hover {
  background: #e4edf3;
}

.copy-status {
  flex-basis: 100%;
  font-size: .82rem;
}

.copy-status:empty {
  display: none;
}

footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: .85rem;
}

.footer-inner {
  max-width: var(--width);
  margin: auto;
  padding: 1.6rem 2rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.footer-inner div {
  display: flex;
  gap: 1.5rem;
}

@media (max-width: 900px) {
  .product {
    grid-template-columns: 85px minmax(0, 1fr) 160px;
    gap: 1.2rem;
  }
  .document .page-layout {
    gap: 2rem;
    grid-template-columns: 180px minmax(0, 1fr);
  }
}

@media (max-width: 720px) {
  .header-inner {
    padding: 1rem 1.25rem;
    gap: .6rem 1.5rem;
    flex-wrap: wrap;
  }
  .brand {
    margin-right: auto;
  }
  .header-inner > nav {
    order: 3;
    width: 100%;
    margin: 0;
  }
  .home .page-layout, .document .page-layout {
    padding: 2rem 1.25rem 3rem;
    display: block;
  }
  .home-intro {
    padding-bottom: 2rem;
  }
  .product {
    grid-template-columns: 1fr;
    gap: .65rem;
    padding: 1.5rem 0;
  }
  .product h3 {
    font-size: 1.3rem;
  }
  .product-links {
    flex-direction: row;
    flex-wrap: wrap;
    margin-top: .45rem;
  }
  .product-links a {
    flex: 1;
    min-width: 90px;
  }
  .toc {
    margin-bottom: 2rem;
  }
  .toc nav {
    position: static;
    max-height: none;
  }
  .toc ul {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
  }
  .toc a {
    border: 1px solid var(--line);
    border-radius: 4px;
    padding: .35rem .65rem;
  }
  .toc a[aria-current="location"] {
    border-color: var(--accent);
  }
  h1 {
    font-size: 1.85rem;
  }
  h2 {
    font-size: 1.4rem;
  }
  .footer-inner {
    padding: 1.4rem 1.25rem;
    flex-wrap: wrap;
  }
}

@media print {
  .site-header, .toc, .product-nav, footer, .path-copy button, .copy-status, .skip-link {
    display: none;
  }
  .document .page-layout {
    display: block;
    padding: 0;
  }
  body {
    font-size: 11pt;
    background: #fff;
  }
  .table-scroll {
    overflow: visible;
  }
  h2, h3 {
    break-after: avoid;
  }
}

/* Simple usage guidance: one column, standard bullets, no decorative panels. */

.document.usage-notice .page-layout {
  display: block;
  max-width: 940px;
}

.usage-notice main > ul {
  margin-top: 1.5rem;
}

.usage-notice main > ul > li {
  margin-bottom: 1rem;
}