@charset "UTF-8";
:root {
  --color-brand:#326c79;
  --color-brand-hover:#245663;
  --color-on-brand:#fff;
  --color-text:#283438;
  --color-text-secondary:#4d666b;
  --color-muted:#637478;
  --color-border:#dde6e7;
  --color-border-strong:#bfd1d4;
  --color-fill:#edf5f5;
  --color-fill-strong:#dceced;
  --color-surface:#fff;
  --color-page:#f8faf9;
  --color-accent:#4f90a0;
  --radius:8px;
  --radius-sm:5px;
  --font-mono:ui-monospace,monospace;
}
html[data-site=design-code] {
  --color-brand:#244d79;
  --color-brand-hover:#19254a;
  --color-fill:#edf4f9;
  --color-fill-strong:#deebf5;
  --color-border:#dee5ed;
  --color-border-strong:#bdcddd;
  --color-text:#19254a;
  --color-text-secondary:#4c5d72;
  --color-muted:#647184;
  --color-page:#f8f9fb;
  --color-accent:#577ab2;
}
* {
  box-sizing:border-box;
}
html {
  scroll-behavior:smooth;
  scroll-padding-top:100px;
}
body {
  margin:0;
  background:var(--color-page);
  color:var(--color-text);
  font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Noto Sans JP",Meiryo,sans-serif;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
a {
  color:inherit;
  text-underline-offset:.22em;
}
a:hover {
  color:var(--color-brand);
}
button,input,textarea {
  font:inherit;
}
button,a,input,textarea,summary {
  -webkit-tap-highlight-color:transparent;
}
button {
  cursor:pointer;
}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible {
  outline:3px solid var(--color-brand);
  outline-offset:4px;
}
img {
  max-width:100%;
  height:auto;
}
figure {
  margin:0;
}
h1,h2,h3,p {
  overflow-wrap:anywhere;
}
h1,h2,h3 {
  line-height:1.55;
}
svg {
  width:22px;
  height:22px;
  fill:none;
  stroke:currentColor;
  stroke-width:1.7;
}
.skip-link {
  position:fixed;
  left:1rem;
  top:-100px;
  background:white;
  padding:.75rem;
  z-index:100;
}
.skip-link:focus {
  top:10px;
}
.site-header {
  background:var(--color-surface);
  border-top:4px solid var(--color-accent);
  border-bottom:1px solid var(--color-border);
  position:sticky;
  top:0;
  z-index:20;
}
.header-inner {
  max-width:1240px;
  margin:auto;
  padding:22px 30px;
  display:flex;
  align-items:center;
  gap:30px;
}
.brand {
  display:inline-flex;
  align-items:center;
  flex-shrink:0;
  text-decoration:none;
  line-height:1.2;
}
.brand-logo {
  display:block;
  width:238px;
  height:auto;
}
.desktop-nav {
  display:flex;
  align-items:center;
  gap:24px;
  margin-left:auto;
  font-size:12px;
  font-weight:600;
}
.desktop-nav a,.mobile-nav a {
  text-decoration:none;
  padding-block:8px;
  border-bottom:2px solid transparent;
}
.search-link {
  display:flex;
  align-items:center;
  gap:8px;
  text-decoration:none;
  font-size:12px;
  border-left:1px solid var(--color-border);
  padding:8px 0 8px 22px;
}
.mobile-nav {
  display:none;
}
.page-wrap {
  max-width:1240px;
  margin:0 auto;
  padding:0 30px 80px;
}
.listing-header {
  padding:55px 0 30px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:24px;
}
.eyebrow {
  color:var(--color-brand);
  font-size:12px;
  font-weight:750;
  letter-spacing:.1em;
}
.listing-header h1 {
  font-size:clamp(25px,3vw,38px);
  letter-spacing:.025em;
  margin:12px 0;
}
.listing-header p {
  margin:0;
  color:var(--color-muted);
  font-size:14px;
}
.article-count {
  font:400 48px/1.2 Georgia,serif;
  color:var(--color-brand);
  text-align:center;
  min-width:94px;
}
.article-count small {
  display:block;
  font:10px/2 var(--font-mono);
  letter-spacing:.15em;
}
.section-title {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  margin:0 0 24px;
  border-bottom:1px solid var(--color-border);
  padding-bottom:17px;
}
.section-title h2 {
  font-size:22px;
  margin:2px 0 0;
}
.section-title>a {
  font-size:12px;
  text-decoration:none;
  white-space:nowrap;
}
.cards {
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:32px 26px;
}
.card {
  display:flex;
  flex-direction:column;
  min-width:0;
  overflow:hidden;
  background:var(--color-surface);
  border:1px solid var(--color-border);
  border-radius:7px;
  transition:box-shadow .2s,transform .2s;
}
.card:hover {
  box-shadow:0 8px 24px #20374b0b;
  transform:translateY(-2px);
}
.card-image {
  flex:none;
  display:block;
  aspect-ratio:1200/630;
  overflow:hidden;
  background:var(--color-fill);
  border-bottom:1px solid var(--color-border);
}
.card-image img {
  display:block;
  width:100%;
  height:100%;
  object-fit:contain;
}
.image-placeholder {
  display:grid;
  place-items:center;
  height:100%;
  font-size:28px;
  font-weight:700;
  color:var(--color-brand);
}
.card-body {
  display:flex;
  flex:1;
  flex-direction:column;
  align-items:flex-start;
  padding:17px 19px 20px;
}
.card h3 {
  font-size:17px;
  margin:9px 0 11px;
  line-height:1.7;
}
.card h3 a {
  text-decoration:none;
}
.card p {
  font-size:12px;
  color:var(--color-muted);
  margin:0 0 17px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card time {
  margin-top:auto;
  font:11px var(--font-mono);
  color:var(--color-muted);
}
.pagination {
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:10px;
  margin:45px 0 0;
}
.pagination a {
  display:grid;
  place-items:center;
  width:42px;
  height:42px;
  border:1px solid var(--color-border);
  border-radius:6px;
  text-decoration:none;
  font-size:14px;
}
.pagination [aria-current] {
  background:var(--color-brand);
  color:white;
  border-color:var(--color-brand);
}
.breadcrumbs {
  font-size:11px;
  color:var(--color-muted);
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin:27px 0;
}
.breadcrumbs a {
  white-space:nowrap;
}
.breadcrumbs>span:last-child {
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
  max-width:65%;
}
.article-layout {
  display:grid;
  grid-template-columns:minmax(0,780px) 250px;
  gap:52px;
}
.article-main {
  min-width:0;
}
.article-header {
  margin:16px 0 28px;
}
.article-header h1 {
  font-size:clamp(24px,3vw,35px);
  line-height:1.6;
  margin:12px 0 20px;
  letter-spacing:.015em;
}
.article-meta {
  display:flex;
  gap:8px 18px;
  flex-wrap:wrap;
  font-size:11px;
  color:var(--color-muted);
}
.article-cover {
  margin:0 0 38px;
  aspect-ratio:1200/630;
  background:var(--color-fill);
  border-radius:10px;
  overflow:hidden;
}
.article-cover img {
  display:block;
  width:100%;
  height:100%;
  object-fit:contain;
}
.article-aside {
  min-width:0;
}
.toc {
  position:sticky;
  top:110px;
  max-height:calc(100vh - 145px);
  overflow-y:auto;
  padding:20px 0 20px 20px;
  border-left:1px solid var(--color-border);
  font-size:12px;
}
.toc strong {
  font-size:13px;
}
.toc ol {
  padding-left:1.3em;
  margin:17px 0 0;
}
.toc li {
  padding:5px 0;
}
.toc a {
  text-decoration:none;
  color:var(--color-muted);
}
.toc a:hover {
  color:var(--color-brand);
}
.aside-about {
  border-top:1px solid var(--color-border);
  margin-top:35px;
  padding:24px 0;
  font-size:12px;
  color:var(--color-muted);
}
.aside-about p {
  margin:10px 0;
}
.mobile-toc {
  display:none;
}
.prose {
  font-size:16px;
  line-height:2.05;
  overflow-wrap:anywhere;
}
.prose>p {
  margin:1.5em 0;
}
.prose h2 {
  font-size:24px;
  border-bottom:2px solid var(--color-brand);
  padding:0 0 15px;
  margin:3em 0 1.3em;
  letter-spacing:.015em;
}
.prose h3 {
  font-size:20px;
  border-left:4px solid var(--color-brand);
  padding:.4em .9em;
  margin:2.3em 0 1.2em;
  background:var(--color-fill);
  border-radius:0 5px 5px 0;
}
.prose h4 {
  font-size:18px;
  margin:2em 0 1em;
}
.prose a {
  color:var(--color-brand);
  font-weight:500;
}
.prose img {
  display:inline-block;
  max-width:100%;
  height:auto;
  border-radius:5px;
  vertical-align:middle;
}
.prose img[src*="i.moshimo.com"],.prose img[width="1"],.prose img[height="1"] {
  display:none;
}
.prose figure {
  margin:1.8em 0;
}
.prose figcaption {
  font-size:12px;
  color:var(--color-muted);
  line-height:1.7;
  text-align:center;
  margin-top:10px;
}
.prose ul,.prose ol {
  padding-left:1.5em;
  margin:1.5em 0;
}
.prose li+li {
  margin-top:.55em;
}
.prose blockquote {
  margin:1.8em 0;
  padding:22px 26px;
  background:var(--color-fill);
  border-left:3px solid var(--color-border-strong);
  font-size:.94em;
  color:var(--color-text-secondary);
}
.prose blockquote p:first-child {
  margin-top:0;
}
.prose blockquote p:last-child {
  margin-bottom:0;
}
.prose pre {
  overflow-x:auto;
  background:#20272c;
  color:white;
  padding:20px;
  font-size:13px;
  border-radius:8px;
}
.prose code {
  font-family:var(--font-mono);
}
.prose iframe {
  max-width:100%;
  border:0;
}
.prose iframe[src*="youtube"],.prose iframe[src*="vimeo"] {
  width:100%;
  height:auto;
  aspect-ratio:16/9;
}
.prose .p-blogCard {
  border:1px solid var(--color-border);
  border-radius:10px;
  padding:18px;
  margin:24px 0;
  font-size:14px;
}
.prose .p-blogCard__inner {
  display:flex;
  gap:20px;
  text-decoration:none;
}
.prose .p-blogCard__thumb {
  flex:0 0 130px;
}
.prose .p-blogCard__img {
  width:130px!important;
  aspect-ratio:1200/630;
  object-fit:contain;
}
.prose .p-blogCard__title {
  font-weight:700;
  line-height:1.7;
}
.prose .p-blogCard__excerpt {
  font-size:11px;
  color:var(--color-muted);
  line-height:1.7;
}
.prose .p-blogCard__caption {
  font-size:11px;
  color:var(--color-muted);
}
.prose .p-blogCard__footer {
  display:none;
}
.prose .aligncenter {
  text-align:center;
  margin-inline:auto;
}
.article-end {
  display:flex;
  gap:15px;
  align-items:center;
  flex-wrap:wrap;
  margin-top:55px;
  border-top:1px solid var(--color-border);
  padding-top:25px;
  font-size:12px;
}
.article-end button {
  border:1px solid var(--color-border);
  background:white;
  border-radius:5px;
  padding:7px 12px;
  color:var(--color-text);
}
.related {
  margin-top:60px;
}
.related .section-title {
  margin-bottom:24px;
}
.comments {
  margin-top:50px;
  border-top:1px solid var(--color-border);
}
.comments article {
  padding:20px 0;
  border-bottom:1px solid var(--color-border);
  font-size:14px;
}
.comments time {
  font-size:11px;
  color:var(--color-muted);
  margin-left:15px;
}
.comments h2 {
  font-size:20px;
}
.site-footer {
  border-top:1px solid var(--color-border);
  background:var(--color-surface);
}
.site-footer p,.site-footer small {
  color:var(--color-muted);
  font-size:11px;
}
.site-footer nav {
  display:flex;
  flex-wrap:wrap;
  gap:12px 20px;
  align-content:start;
  justify-content:flex-end;
  font-size:12px;
}
.site-footer nav a {
  text-decoration:none;
}
.site-footer small {
  grid-column:1/-1;
  border-top:1px solid var(--color-border);
  padding-top:20px;
}
.back-top {
  position:fixed;
  right:20px;
  bottom:20px;
  width:40px;
  height:40px;
  display:grid;
  place-items:center;
  background:white;
  border:1px solid var(--color-border);
  border-radius:50%;
  text-decoration:none;
}
.search-page {
  min-height:65vh;
  padding-top:55px;
}
.search-form {
  max-width:650px;
  margin:35px 0;
}
.search-form label {
  font-size:12px;
  display:block;
  margin-bottom:6px;
}
.search-form>div {
  display:flex;
  gap:12px;
}
.search-form input {
  width:100%;
  min-width:0;
}
.search-results {
  display:grid;
  gap:16px;
  max-width:900px;
}
.search-results>a {
  background:white;
  border:1px solid var(--color-border);
  border-radius:8px;
  padding:23px;
  text-decoration:none;
}
.search-results h2 {
  font-size:18px;
  margin:5px 0;
}
.search-results p {
  font-size:13px;
  color:var(--color-muted);
  margin-bottom:0;
}
.search-results small {
  color:var(--color-brand);
}
.button {
  display:inline-block;
  padding:11px 25px;
  background:var(--color-brand);
  color:white!important;
  border:0;
  border-radius:6px;
  font-weight:600;
  text-decoration:none;
  white-space:nowrap;
}
.button:hover {
  background:var(--color-brand-hover);
}
input,textarea {
  background:white;
  border:1px solid var(--color-border-strong);
  border-radius:6px;
  padding:11px 13px;
  color:var(--color-text);
}
.contact-form {
  max-width:630px;
  margin:30px 0;
}
.contact-form label {
  display:block;
  font-weight:600;
  margin-bottom:24px;
  font-size:14px;
}
.contact-form label>span {
  font-size:11px;
  background:var(--color-fill);
  padding:2px 7px;
  margin-left:7px;
}
.contact-form input,.contact-form textarea {
  display:block;
  width:100%;
  margin-top:7px;
  font-weight:400;
}
.contact-form .honeypot {
  position:absolute;
  left:-9999px;
  width:1px;
  height:1px;
  overflow:hidden;
}
.form-note {
  font-size:12px;
}
.contact-form button {
  margin-top:20px;
}
.contact-form button:disabled {
  opacity:.55;
  cursor:not-allowed;
}
.empty-page {
  min-height:60vh;
  padding-top:90px;
}
.empty-page .button {
  margin-right:25px;
}
.desktop-nav [aria-current],.mobile-nav [aria-current] {
  color:var(--color-brand);
  border-bottom-color:var(--color-accent);
}
.card-category {
  display:inline-block;
  color:var(--color-brand);
  background:var(--color-fill);
  font-size:10px;
  line-height:1.5;
  padding:4px 8px;
  border-radius:3px;
  font-weight:650;
}
.footer-inner {
  max-width:1240px;
  margin:auto;
  padding:45px 30px 25px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:25px;
}
.footer-inner .brand-logo {
  width:205px;
}
@media(max-width:1000px) {
  .desktop-nav {
    gap:17px;
    font-size:12px;
  }
  .article-layout {
    grid-template-columns:minmax(0,1fr) 210px;
    gap:30px;
  }
  .brand-logo {
    width:215px;
  }
  .header-inner {
    gap:25px;
  }
  .article-header h1 {
    font-size:29px;
  }
}
@media(max-width:800px) {
  .header-inner {
    padding:18px 22px;
  }
  .desktop-nav {
    display:none;
  }
  .search-link {
    margin-left:auto;
    padding-left:18px;
    border-left:0;
  }
  .mobile-nav {
    display:flex;
    gap:24px;
    padding:0 22px;
    overflow-x:auto;
    border-top:1px solid var(--color-border);
    font-size:12px;
    white-space:nowrap;
  }
  .page-wrap {
    padding-inline:22px;
  }
  .article-layout {
    display:block;
  }
  .article-aside {
    display:none;
  }
  .mobile-toc {
    display:block;
    background:var(--color-fill);
    border:1px solid var(--color-border);
    border-radius:8px;
    padding:16px 20px;
    margin-bottom:32px;
    font-size:13px;
  }
  .mobile-toc summary {
    cursor:pointer;
    font-weight:650;
  }
  .mobile-toc ol {
    padding-left:1.5em;
  }
  .mobile-toc li {
    padding:5px 0;
  }
  .listing-header {
    padding-top:35px;
  }
  .cards {
    gap:24px 18px;
  }
  .card-body {
    padding:18px;
  }
  .card h3 {
    font-size:17px;
  }
  .article-cover {
    margin-bottom:28px;
  }
  .article-header h1 {
    font-size:28px;
  }
  .footer-inner {
    padding-inline:22px;
  }
  .prose h2 {
    font-size:22px;
  }
  .prose h3 {
    font-size:19px;
  }
}
@media(max-width:560px) {
  .header-inner {
    padding:16px 18px;
  }
  .brand-logo {
    width:190px;
  }
  .search-link span {
    display:none;
  }
  .mobile-nav {
    padding-inline:18px;
    gap:21px;
  }
  .page-wrap {
    padding:0 18px 55px;
  }
  .listing-header {
    gap:10px;
    padding:30px 0 20px;
  }
  .listing-header h1 {
    font-size:26px;
  }
  .listing-header p {
    font-size:12px;
  }
  .article-count {
    font-size:35px;
    min-width:66px;
  }
  .article-count small {
    font-size:8px;
  }
  .cards {
    grid-template-columns:1fr;
    gap:24px;
  }
  .card h3 {
    font-size:18px;
  }
  .card-body {
    padding:19px 20px;
  }
  .card p {
    font-size:12px;
  }
  .section-title h2 {
    font-size:18px;
  }
  .breadcrumbs {
    font-size:10px;
    margin:19px 0;
  }
  .article-header {
    margin-top:22px;
  }
  .article-header h1 {
    font-size:25px;
    line-height:1.65;
  }
  .article-meta {
    font-size:10px;
    gap:7px 13px;
  }
  .prose {
    font-size:15px;
    line-height:2;
  }
  .prose h2 {
    font-size:21px;
    margin-top:2.5em;
  }
  .prose h3 {
    font-size:18px;
  }
  .prose .p-blogCard__inner {
    gap:12px;
  }
  .prose .p-blogCard__thumb {
    flex-basis:90px;
  }
  .prose .p-blogCard__img {
    width:90px!important;
  }
  .prose .p-blogCard {
    padding:13px;
  }
  .prose .p-blogCard__excerpt {
    display:none;
  }
  .footer-inner {
    grid-template-columns:1fr;
    padding:30px 20px;
  }
  .site-footer nav {
    justify-content:flex-start;
  }
  .search-page {
    padding-top:35px;
  }
  .empty-page {
    padding-top:70px;
  }
  .prose blockquote {
    padding:18px;
  }
  .back-top {
    right:10px;
    bottom:12px;
    width:35px;
    height:35px;
  }
}
@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior:auto;
  }
  * {
    transition:none!important;
  }
}
.prose audio {
  width:100%;
  max-width:100%;
  margin-block:1rem;
}
@media(max-width:800px) {
  html {
    scroll-padding-top:128px;
  }
}

/* Homepage-only layout. Article typography and retained blocks live separately. */
.home-intro {
  padding: 40px 0 26px;
}
.home-intro h1 {
  font-size: clamp(25px, 3vw, 32px);
  margin: 9px 0;
  letter-spacing: .035em;
}
.home-intro p {
  margin: 0;
  color: var(--color-muted);
  font-size: 13px;
}
.home-hero {
  position: relative;
  isolation: isolate;
  display: grid;
  place-items: center;
  height: clamp(280px, 26vw, 365px);
  overflow: hidden;
  background: #31565d;
  color: #fff;
  text-align: center;
}
.hero-photo {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 48%;
}
.home-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, #152d3038, #152d305c);
}
.hero-copy {
  padding: 28px;
  text-shadow: 0 1px 10px #152d3040;
}
.hero-copy > span {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .22em;
}
.hero-copy h1 {
  margin: 10px 0 14px;
  font-size: clamp(32px, 4vw, 44px);
  font-weight: 650;
  letter-spacing: .18em;
}
.hero-copy p {
  font-size: 13px;
  letter-spacing: .08em;
  margin: 0;
}
.topic-directory {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 7px;
  margin: 0 0 34px;
}
.home-hero + .page-wrap .topic-directory {
  margin-top: 25px;
}
.topic-directory > a {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  text-decoration: none;
}
.topic-directory > a + a {
  border-left: 1px solid var(--color-border);
}
.topic-directory > a:hover {
  background: var(--color-fill);
}
.topic-icon {
  color: var(--color-accent);
  display: flex;
  flex: none;
}
.topic-icon svg {
  width: 27px;
  height: 27px;
  stroke-width: 1.4;
}
.topic-directory strong {
  display: block;
  font-size: 14px;
}
.topic-directory small {
  display: block;
  color: var(--color-muted);
  font-size: 10px;
  margin-top: 2px;
}
.topic-arrow {
  margin-left: auto;
  font-size: 15px;
  color: var(--color-accent);
}
.home-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 275px;
  gap: 44px;
}
.home-articles,
.home-aside {
  min-width: 0;
}
.home-articles .eyebrow,
.aside-heading .eyebrow {
  font-size: 9px;
  letter-spacing: .13em;
}
.home-aside {
  padding-top: 2px;
}
.aside-section {
  margin-bottom: 35px;
}
.aside-section h2 {
  font-size: 15px;
  margin: 5px 0 19px;
  letter-spacing: .02em;
}
.guide-list,
.category-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.guide-list li + li {
  border-top: 1px solid var(--color-border);
  margin-top: 17px;
  padding-top: 17px;
}
.guide-list a {
  display: grid;
  grid-template-columns: 96px 1fr;
  align-items: start;
  gap: 12px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.65;
  text-decoration: none;
}
.guide-list img {
  display: block;
  width: 96px;
  aspect-ratio: 1200 / 630;
  object-fit: contain;
  border-radius: 3px;
  background: var(--color-fill);
}
.guide-list span {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.category-list li {
  border-top: 1px solid var(--color-border);
}
.category-list li:last-child {
  border-bottom: 1px solid var(--color-border);
}
.category-list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
  padding: 13px 0;
  text-decoration: none;
  font-size: 12px;
}
.category-count {
  font-size: 10px;
  color: var(--color-muted);
  background: var(--color-fill);
  border-radius: 3px;
  min-width: 28px;
  text-align: center;
}
.about-panel {
  padding: 24px;
  background: var(--color-fill);
  border-top: 2px solid var(--color-accent);
  border-radius: 0 0 6px 6px;
}
.about-panel .eyebrow {
  font-size: 9px;
}
.about-panel h2 {
  font-size: 20px;
  margin: 8px 0 12px;
}
.about-panel p {
  font-size: 12px;
  color: var(--color-text-secondary);
  margin: 0 0 17px;
}
.about-panel a {
  font-size: 11px;
  font-weight: 600;
  text-decoration: none;
}
@media (max-width: 1050px) {
  .home-layout {
    grid-template-columns: minmax(0, 1fr) 240px;
    gap: 28px;
  }
  .topic-directory > a {
    padding: 18px;
    gap: 12px;
  }
  .home-articles .card h3 {
    font-size: 16px;
  }
  .guide-list a {
    grid-template-columns: 82px 1fr;
    gap: 10px;
  }
  .guide-list img {
    width: 82px;
  }
}
@media (max-width: 900px) {
  .home-layout {
    grid-template-columns: 1fr;
  }
  .home-aside {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    border-top: 1px solid var(--color-border);
    padding-top: 30px;
    margin-top: 20px;
  }
  .aside-section {
    margin-bottom: 0;
  }
  .about-panel {
    grid-column: 1 / -1;
  }
  .topic-directory small {
    display: none;
  }
}
@media (max-width: 560px) {
  .home-intro {
    padding: 25px 0 22px;
  }
  .home-intro h1 {
    font-size: 24px;
    margin: 8px 0;
  }
  .home-intro p {
    font-size: 12px;
  }
  .home-intro .eyebrow {
    font-size: 9px;
  }
  .home-hero {
    height: 250px;
  }
  .hero-copy h1 {
    font-size: 32px;
  }
  .hero-copy p {
    font-size: 11px;
  }
  .hero-copy > span {
    font-size: 8px;
  }
  .hero-photo {
    object-position: 48% center;
  }
  .topic-directory {
    margin-bottom: 27px;
  }
  .home-hero + .page-wrap .topic-directory {
    margin-top: 18px;
  }
  .topic-directory > a {
    flex-direction: column;
    gap: 6px;
    padding: 16px 5px;
    text-align: center;
  }
  .topic-directory strong {
    font-size: 11px;
  }
  .topic-icon svg {
    width: 23px;
    height: 23px;
  }
  .topic-arrow {
    display: none;
  }
  .home-articles .card h3 {
    font-size: 17px;
  }
  .home-articles .section-title {
    margin-bottom: 20px;
    padding-bottom: 14px;
  }
  .home-aside {
    grid-template-columns: 1fr;
  }
  .guide-list a {
    grid-template-columns: 110px 1fr;
    gap: 16px;
    font-size: 13px;
  }
  .guide-list img {
    width: 110px;
  }
}

/* Retained WordPress markup, without loading the retired theme or its scripts. */
.prose .wp-block-columns { display: flex; gap: 1.5rem; align-items: flex-start; }
.prose .wp-block-column { flex: 1; min-width: 0; }
.prose .wp-block-group { margin-block: 1.5rem; }
.prose .has-text-align-center { text-align: center; }
.prose .has-text-align-right { text-align: right; }
.prose .wp-block-table { overflow-x: auto; max-width: 100%; }
.prose table { border-collapse: collapse; width: 100%; font-size: .95rem; }
.prose th, .prose td { padding: .8rem; border: 1px solid var(--color-border); vertical-align: top; }
.prose .swell-block-capbox, .prose .legacy-balloon { border: 1px solid var(--color-border); border-radius: var(--radius); margin-block: 1.75rem; overflow: hidden; }
.prose .cap_box_ttl { padding: .75rem 1.1rem; font-weight: 700; background: var(--color-fill); }
.prose .cap_box_content, .prose .legacy-balloon { padding: 1.1rem 1.3rem; }
.prose .cap_box_content > :first-child, .prose .legacy-balloon > :first-child { margin-top: 0; }
.prose .cap_box_content > :last-child, .prose .legacy-balloon > :last-child { margin-bottom: 0; }
.prose .swell-block-faq__item { border-bottom: 1px solid var(--color-border); padding-block: 1.25rem; }
.prose .faq_q { font-weight: 700; display: flex; gap: .75rem; }
.prose .faq_q::before { content: 'Q'; font: 700 1rem var(--font-mono); flex: none; padding-top: .2rem; }
.prose .faq_a { margin: .8rem 0 0 1.5rem; }
.prose .swell-block-step { counter-reset: legacy-step; }
.prose .swell-block-step__item { counter-increment: legacy-step; padding: 1rem 0 1.5rem 2rem; border-left: 1px solid var(--color-border); }
.prose .swell-block-step__number::after { content: ' ' counter(legacy-step); }
.prose .swell-block-step__number { font: 600 .8rem var(--font-mono); color: var(--color-muted); }
.prose .swell-block-step__title { font-weight: 700; margin-block: .5rem; }
.prose .swell-block-button { text-align: center; margin-block: 1.5rem; }
.prose .swell-block-button__link { display: inline-block; padding: .9rem 1.4rem; border: 1px solid var(--color-text); border-radius: var(--radius); text-decoration: none; font-weight: 600; }
.prose .legacy-related { margin-block: 1.75rem; border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; }
.prose .legacy-related > a { display: flex; align-items: center; gap: 1rem; padding: 1rem; text-decoration: none; }
.prose .legacy-related img { width: 120px; height: 90px; object-fit: cover; margin: 0; flex: none; border-radius: var(--radius-sm); }
.prose .legacy-related small { display: block; font-size: .75rem; color: var(--color-muted); margin-bottom: .3rem; }
.prose .legacy-related strong { font-size: .95rem; line-height: 1.6; }
.prose video { display: block; width: 100%; height: auto; }
.prose figure { max-width: 100%; }
.prose .swl-marker { background: linear-gradient(transparent 65%, var(--color-fill) 65%); }

/* Preserve the author's block intent with a single neutral visual language. */
.prose :is(.emdash-html-block, .wp-block-group, .wp-block-group__inner-container,
  .wp-block-column, .cap_box_content, .swell-block-step__body, .faq_a) > * + * {
  margin-block-start: 1.15em;
}
.prose :is(.emdash-html-block, .wp-block-group, .wp-block-group__inner-container,
  .wp-block-column, .cap_box_content, .swell-block-step__body, .faq_a) > :first-child {
  margin-block-start: 0;
}
.prose :is(.emdash-html-block, .wp-block-group, .wp-block-group__inner-container,
  .wp-block-column, .cap_box_content, .swell-block-step__body, .faq_a) > :last-child {
  margin-block-end: 0;
}
.prose .wp-block-group {
  margin-block: 1.75rem;
  padding: 1.35rem 1.5rem;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius);
  background: var(--color-surface);
}
.prose .wp-block-group.has-background,
.prose .wp-block-group[class*="is-style-big_icon_"] { background: var(--color-fill); }
.prose .wp-block-group.-border02 { border-style: dashed; }
.prose .wp-block-group:is(.-border03, .-border04) { border-inline-start: 4px solid var(--color-brand); }
.prose .wp-block-group[class*="is-style-big_icon_"] { border-inline-start: 3px solid var(--color-brand); }
.prose .wp-block-group[class*="is-style-big_icon_"]::before {
  content: 'POINT';
  display: block;
  margin-block-end: .8rem;
  color: var(--color-text-secondary);
  font: 700 .75rem var(--font-mono);
  letter-spacing: .08em;
}
.prose .wp-block-group.is-style-big_icon_good::before { content: '✓'; }
.prose .wp-block-group.is-style-big_icon_bad::before { content: '注意'; }
.prose .wp-block-group.is-style-big_icon_hatena::before { content: '?'; }
.prose .wp-block-group.is-style-big_icon_memo::before { content: 'MEMO'; }
.prose .wp-block-group .wp-block-group { padding: 1rem; }

/* List markers stay attached to the item, including long and nested items. */
.prose :is(.is-style-check_list, .is-style-good_list, .is-style-bad_list) { padding-inline-start: 1.5em; }
.prose :is(.is-style-check_list, .is-style-good_list) > li::marker { content: '✓  '; }
.prose .is-style-bad_list > li::marker { content: '×  '; }
.prose .is-style-num_circle { padding-inline-start: 2.2em; }
.prose .is-style-num_circle > li { position: relative; padding-inline-start: .3em; }
.prose .is-style-num_circle > li::marker { color: transparent; }
.prose .is-style-num_circle > li::before {
  content: counter(list-item);
  position: absolute;
  inset-inline-start: -2.2em;
  top: .25em;
  display: grid;
  place-items: center;
  width: 1.65em;
  height: 1.65em;
  border-radius: 50%;
  background: var(--color-brand);
  color: var(--color-on-brand);
  font: 600 .9em/1 var(--font-mono);
}
.prose .-list-under-dashed > li + li { padding-block-start: .65em; border-block-start: 1px dashed var(--color-border-strong); }
.prose .is-style-num_circle.-list-under-dashed > li + li::before { top: 1em; }
.prose :is(.swl-inline-list, .-list-flex) { display: flex; flex-wrap: wrap; gap: .6em 2em; }

/* Captioned boxes and short callouts use the same contrast as the article. */
.prose .swell-block-capbox { border-color: var(--color-border-strong); }
.prose .cap_box_ttl { padding: .8rem 1.25rem; border-block-end: 1px solid var(--color-border-strong); }
.prose .cap_box_content { padding: 1.35rem 1.5rem; }
.prose .legacy-balloon { padding: 1.1rem 1.35rem; border-inline-start: 3px solid var(--color-brand); background: var(--color-fill); }
.prose p[class*="is-style-icon_"] { padding: 1rem 1.2rem; border-inline-start: 3px solid var(--color-border-strong); background: var(--color-fill); border-radius: 0 var(--radius) var(--radius) 0; }

/* Each step has an explicit number and a continuous reading order. */
.prose .swell-block-step { margin-block: 2rem; }
.prose .swell-block-step__item {
  position: relative;
  display: grid;
  grid-template-columns: 3.25rem minmax(0, 1fr);
  gap: .85rem 1.1rem;
  padding: 0 0 2rem;
  border: 0;
}
.prose .swell-block-step__item + .swell-block-step__item { margin-block-start: 0; }
.prose .swell-block-step__item:not(:last-child)::before {
  content: '';
  position: absolute;
  top: 3.6rem;
  bottom: .4rem;
  inset-inline-start: 1.6rem;
  border-inline-start: 1px solid var(--color-border-strong);
}
.prose .swell-block-step__number {
  display: grid;
  align-content: center;
  justify-items: center;
  gap: .1rem;
  height: 3.25rem;
  border-radius: var(--radius);
  background: var(--color-brand);
  color: var(--color-on-brand);
  line-height: 1;
}
.prose .swell-block-step__number .__label { font-size: .6rem; letter-spacing: .05em; }
.prose .swell-block-step__number .__shape { display: none; }
.prose .swell-block-step__number::after { content: counter(legacy-step, decimal-leading-zero); font-size: 1.25rem; }
.prose .swell-block-step__title { align-self: center; margin: 0; font-size: 1.075rem; line-height: 1.65; }
.prose .swell-block-step__body { grid-column: 2; min-width: 0; }

/* Keep the complete answer visible; no theme JavaScript is necessary. */
.prose .swell-block-faq { margin-block: 2rem; }
.prose .swell-block-faq__item { padding: 0; margin-block: 1.25rem; border: 1px solid var(--color-border-strong); border-radius: var(--radius); overflow: hidden; }
.prose .faq_q { align-items: flex-start; gap: .85rem; padding: 1rem 1.2rem; background: var(--color-fill); line-height: 1.7; }
.prose .faq_q::before { display: grid; place-items: center; width: 1.7rem; height: 1.7rem; padding: 0; border-radius: 50%; background: var(--color-brand); color: var(--color-on-brand); font-size: .9rem; line-height: 1; }
.prose .faq_a { position: relative; margin: 0; padding: 1.25rem 1.2rem 1.35rem 3.75rem; background: var(--color-surface); }
.prose .faq_a::before { content: 'A'; position: absolute; top: 1.4rem; left: 1.2rem; display: grid; place-items: center; width: 1.7rem; height: 1.7rem; border: 1px solid var(--color-border-strong); border-radius: 50%; color: var(--color-text); font: 700 .9rem/1 var(--font-mono); }

.prose .wp-block-table { margin-inline: 0; border-radius: var(--radius); }
.prose .wp-block-table th { background: var(--color-fill); font-weight: 700; }
.prose .wp-block-table.is-style-stripes tr:nth-child(even) td { background: var(--color-fill); }
.prose .wp-block-table .swl-cell-bg { display: none; }
.prose .wp-block-table .is-all-centered { text-align: center; }
.prose .swl-marker, .prose mark { background: linear-gradient(transparent 65%, var(--color-fill-strong) 65%); color: inherit; }
.prose .u-fz-xs { font-size: .8em; }
.prose .u-fz-s { font-size: .9em; }
.prose .u-fz-l { font-size: 1.1em; }
.prose .swell-block-button__link { background: var(--color-brand); color: var(--color-on-brand); text-decoration: none; line-height: 1.65; }
.prose .swell-block-button__link:hover { background: var(--color-brand-hover); }
@media (max-width: 700px) {
  .prose .wp-block-columns { flex-direction: column; }
  .prose .wp-block-column { width: 100%; }
  .prose .legacy-related img { width: 82px; height: 70px; }
  .prose .wp-block-group, .prose .cap_box_content { padding: 1.1rem; }
  .prose .swell-block-step__body { grid-column: 1 / -1; }
  .prose .swell-block-step__item:not(:last-child)::before { display: none; }
  .prose .swell-block-step__item { padding-block-end: 1.5rem; margin-block-end: 1.5rem; border-block-end: 1px solid var(--color-border); }
  .prose .swell-block-step__item:last-child { border-block-end: 0; }
  .prose .faq_q { padding: 1rem; gap: .65rem; }
  .prose .faq_a { padding: 1.1rem 1rem 1.2rem 3.25rem; }
  .prose .faq_a::before { left: .9rem; top: 1.25rem; }
  .prose .legacy-related > a { gap: .75rem; padding: .8rem; }
}