@font-face {
    font-family: "Nunito";
    src: url("../assets/fonts/nunito-v26-latin-800.woff2") format("woff2");
    font-style: normal;
    font-weight: 800;
    font-display: swap;
}

:root {
    color-scheme: light;
    --ink: #34383e;
    --muted: #68707b;
    --line: #e3e5e8;
    --link: #2468bd;
    --soft: #f8f9fa;
    --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 28px; }
body { margin: 0; color: var(--ink); background: #fff; font: 400 17px/1.65 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: var(--link); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: #164d91; }
a:focus-visible { outline: 3px solid #2468bd; outline-offset: 5px; border-radius: 3px; }
::selection { background: #e1edfc; }
img { display: block; max-width: 100%; height: auto; }
svg { display: block; flex: none; }
.skip-link { position: absolute; top: 12px; left: 12px; z-index: 10; padding: 8px 14px; transform: translateY(-160%); background: var(--ink); color: #fff; border-radius: 6px; }
.skip-link:focus { transform: translateY(0); }
.site-header { width: min(960px, calc(100% - 64px)); margin-inline: auto; border-bottom: 1px solid var(--line); }
.site-nav { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 8px; color: var(--ink); font: 800 25px/1 "Nunito", var(--sans); letter-spacing: -.04em; text-decoration: none; }
.brand:hover { color: var(--ink); }
.brand img { width: 31px; height: 31px; }
.nav-links { display: flex; align-items: center; gap: 28px; font-size: 15px; }
.nav-links a { color: var(--muted); text-decoration: none; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--ink); }
.article { width: min(680px, calc(100% - 48px)); margin: 62px auto 0; }
.article-header { margin-bottom: 30px; }
.article-context { margin: 0 0 12px; color: var(--muted); font-size: 14px; }
h1, h2, h3 { color: var(--ink); line-height: 1.25; letter-spacing: -.025em; }
h1 { display: flex; align-items: center; gap: 14px; margin: 0; padding-bottom: 18px; border-bottom: 2px solid var(--line); font-size: 38px; font-weight: 700; }
.article-icon { width: 34px; height: 34px; color: #be812b; }
p { margin: 0 0 20px; }
.intro { font-size: 21px; line-height: 1.5; margin-bottom: 24px; }
strong { font-weight: 600; }
.contents { margin: 30px 0 54px; padding: 21px 26px 23px; background: var(--soft); border: 1px solid var(--line); border-radius: 9px; }
.contents h2 { margin: 0 0 10px; font-size: 17px; letter-spacing: 0; }
.contents ol { margin: 0; padding-left: 25px; }
.contents li { padding-left: 2px; margin: 3px 0; }
.contents li::marker { color: #9298a0; }
.contents a { color: var(--ink); text-decoration-color: #9eb9dc; }
.contents a:hover { color: var(--link); text-decoration-color: currentColor; }
.article-section { margin-top: 52px; }
.article-section h2 { margin: 0 0 21px; font-size: 28px; }
.article-section h3 { margin: 30px 0 12px; font-size: 20px; }
.article-section ol, .article-section ul { margin: 18px 0 24px; padding-left: 27px; }
.article-section li { margin: 9px 0; padding-left: 4px; }
.article-section li::marker { color: var(--muted); }
code { font: .88em/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; padding: 2px 5px; border-radius: 4px; background: #f0f3f6; color: #3f536c; overflow-wrap: anywhere; }
.note { padding: 16px 20px; margin: 24px 0; border-left: 3px solid #bfd3ed; background: #f6f9fd; font-size: 16px; }
.note p { margin: 0; }
.note p + p { margin-top: 12px; }
.screenshot { width: 100%; max-width: 680px; margin: 30px 0 32px; }
.screenshot-scroll { overflow-x: auto; overscroll-behavior-x: contain; border: 1px solid #e6e8eb; border-radius: 11px; background: #fff; box-shadow: 0 3px 14px #26344308; }
.screenshot-scroll:focus-visible { outline: 3px solid var(--link); outline-offset: 4px; }
.screenshot-link { display: block; min-width: 678px; padding: 10px; cursor: zoom-in; }
.screenshot-link img { width: 100%; border-radius: 4px; }
.screenshot-link--card img { clip-path: inset(1px round 2.2% / 15.4%); }
.screenshot figcaption { max-width: 680px; margin: 12px auto 0; color: var(--muted); font-size: 13px; line-height: 1.6; text-align: center; }
.screenshot-hint { display: none; }
.reference-table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 16px; line-height: 1.6; }
.reference-table th, .reference-table td { border-bottom: 1px solid var(--line); padding: 14px 14px 14px 0; text-align: left; vertical-align: top; }
.reference-table thead th { color: var(--muted); padding-top: 0; font-size: 13px; font-weight: 600; }
.reference-table tbody th { width: 30%; font-weight: 600; }
.reference-table td:last-child { padding-right: 0; }
.pattern-examples { margin-top: 18px; }
.contact { margin: 62px 0 0; padding: 39px 0 48px; border-top: 1px solid var(--line); text-align: center; }
.contact h2 { margin: 0 0 12px; font-size: 24px; }
.contact p { color: var(--muted); font-size: 16px; margin: 0 0 21px; }
.contact-button { display: inline-flex; align-items: center; gap: 9px; min-height: 46px; padding: 10px 22px; border: 1px solid #c9cfd6; border-radius: 7px; background: #fff; box-shadow: 0 1px 2px #00000005; color: var(--ink); font-size: 16px; font-weight: 500; text-decoration: none; }
.contact-button:hover { color: var(--ink); border-color: #a7b4c3; background: var(--soft); }
.contact-button svg { width: 17px; height: 17px; }
.site-footer { width: min(960px, calc(100% - 64px)); margin: 0 auto; padding: 27px 0 35px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 18px; color: var(--muted); font-size: 13px; }
.site-footer p { margin: 0; }
.site-footer nav { display: flex; gap: 22px; }
.site-footer a { color: var(--muted); text-decoration: none; }
.site-footer a:hover { color: var(--ink); text-decoration: underline; }

@media (max-width: 727px) {
    .screenshot-hint { display: block; margin-top: 4px; }
}
@media (max-width: 600px) {
    body { font-size: 16px; }
    .site-header, .site-footer { width: calc(100% - 40px); }
    .site-nav { min-height: 72px; gap: 18px; }
    .nav-links { gap: 18px; font-size: 14px; }
    .nav-links .pricing-link { display: none; }
    .article { width: calc(100% - 40px); margin-top: 37px; }
    .article-header { margin-bottom: 24px; }
    h1 { font-size: 32px; gap: 12px; }
    .article-icon { width: 29px; height: 29px; }
    .intro { font-size: 19px; }
    .contents { margin: 27px 0 40px; padding: 20px; }
    .contents li { margin: 6px 0; }
    .article-section { margin-top: 42px; }
    .article-section h2 { font-size: 25px; }
    .article-section h3 { font-size: 19px; }
    .reference-table { font-size: 14px; }
    .reference-table tbody th { width: 34%; }
    .reference-table th, .reference-table td { padding-right: 11px; }
    .screenshot { margin: 25px 0; }
    .screenshot-scroll { border-radius: 8px; }
    .screenshot figcaption { padding-inline: 10px; font-size: 12px; }
    .note { padding: 14px 16px; font-size: 15px; }
    .contact { margin-top: 44px; }
    .contact h2 { font-size: 23px; }
}
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
}
@media print {
    .site-header, .site-footer, .skip-link, .contact { display: none; }
    .article { width: 100%; margin: 0; }
    .screenshot { margin-inline: 0; break-inside: avoid; }
    .screenshot-scroll { overflow: visible; }
    .screenshot-link { min-width: 0; }
    h2, h3 { break-after: avoid; }
    a { color: inherit; }
}