/* Article layout: the shared “Clear reference” design for every public blog post. */
.blog-guide-article {
    --guide-ink: #0e172c;
    --guide-muted: #4c5d75;
    --guide-blue: #1a53c6;
    --guide-line: #e1e6f0;
    --guide-panel: #f1f5fc;
    color: var(--guide-ink);
    background: #fff;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
}
.guide-shell { width: min(1280px, calc(100% - 48px)); margin: 0 auto; padding: 28px 0 64px; }
.guide-shell > nav[aria-label="Breadcrumb"] { margin: 0 0 28px; }
.guide-shell > nav[aria-label="Breadcrumb"] ol { color: #6c7a96; font-size: 12px; gap: 10px; }
.guide-shell > nav[aria-label="Breadcrumb"] li[aria-current="page"] { color: var(--guide-muted); }
.guide-shell > nav[aria-label="Breadcrumb"] a:hover { color: var(--guide-blue); }
.guide-hero { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(320px, .9fr); gap: clamp(28px, 4vw, 56px); align-items: center; padding: 32px; border: 1px solid var(--guide-line); border-radius: 22px; background: #fbfcff; }
.guide-hero--text-only { grid-template-columns: minmax(0, 1fr); max-width: 1000px; }
.guide-hero--text-only h1 { max-width: 30ch; }
.guide-hero--text-only .guide-deck { max-width: 68ch; }
.guide-hero--text-only .guide-byline-row { max-width: 760px; justify-content: flex-start; }
.guide-hero--text-only .guide-meta { margin-left: 12px; }
.guide-hero__copy { min-width: 0; }
.guide-eyebrow { display: flex; align-items: center; gap: 10px; color: var(--guide-blue); font-size: 11px; font-weight: 650; letter-spacing: .09em; text-transform: uppercase; }
.guide-eyebrow a { color: inherit; text-decoration: none; }
.guide-eyebrow a:hover { text-decoration: underline; text-underline-offset: 3px; }
.guide-eyebrow__dot { width: 7px; height: 7px; border-radius: 50%; background: var(--guide-blue); }
.guide-hero h1 { max-width: 19ch; margin: 25px 0 16px; color: var(--guide-ink); font-size: clamp(36px, 4vw, 54px); font-weight: 780; letter-spacing: -.045em; line-height: 1.08; text-wrap: balance; }
.guide-deck { display: -webkit-box; max-width: 58ch; margin: 0; overflow: hidden; color: var(--guide-muted); font-size: clamp(17px, 1.5vw, 20px); line-height: 1.6; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }
.guide-byline-row { display: flex; align-items: center; gap: 24px; margin-top: 30px; }
.guide-byline { display: inline-flex; align-items: center; gap: 12px; min-width: 0; color: inherit; text-decoration: none; }
.guide-byline:hover .guide-byline__name { color: var(--guide-blue); }
.guide-byline__avatar { display: grid; place-items: center; flex: none; width: 46px; height: 46px; overflow: hidden; border: 1px solid var(--guide-line); border-radius: 50%; background: var(--guide-panel); color: var(--guide-blue); object-fit: cover; }
.guide-byline__avatar--initials { font-size: 13px; font-weight: 650; }
.guide-byline__copy { display: grid; gap: 4px; min-width: 0; }
.guide-byline__name { color: var(--guide-ink); font-size: 14px; font-weight: 700; transition: color .15s ease; }
.guide-byline__role { color: var(--guide-muted); font-size: 12px; line-height: 1.4; }
.guide-meta { display: grid; gap: 4px; margin-left: auto; padding-left: 16px; border-left: 1px solid var(--guide-line); color: #71809a; font-size: 11px; line-height: 1.5; white-space: nowrap; }
.guide-cover { position: relative; display: flex; min-width: 0; min-height: 290px; aspect-ratio: 1.28; align-items: center; justify-content: center; overflow: hidden; border-radius: 17px; background: #d3e1fe; }
.guide-cover img { width: 100%; height: 100%; object-fit: cover; }
.guide-cover--empty { flex-direction: column; gap: 10px; padding: 32px; background: linear-gradient(145deg, #e8eef9, #d3e1fe); color: var(--guide-muted); text-align: center; }
.guide-cover__brand { color: var(--guide-blue); font-size: 10px; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; }
.guide-cover__category { font-size: 15px; }
.guide-reading-layout { display: grid; grid-template-columns: minmax(150px, 190px) minmax(0, 700px) minmax(205px, 250px); justify-content: space-between; align-items: start; gap: clamp(22px, 3vw, 42px); margin: 48px auto 0; }
.guide-reading-layout--no-toc { grid-template-columns: minmax(0, 700px) minmax(205px, 250px); justify-content: center; }
.guide-toc { position: sticky; top: 28px; min-width: 0; }
.guide-toc[hidden] { display: none; }
.guide-label { display: block; color: var(--guide-blue); font-size: 9px; font-weight: 700; letter-spacing: .14em; line-height: 1.5; text-transform: uppercase; }
.guide-toc nav { display: flex; flex-direction: column; margin-top: 16px; }
.guide-toc nav a { padding: 9px 0 9px 12px; border-left: 1px solid var(--guide-line); color: var(--guide-muted); font-size: 12px; line-height: 1.45; text-decoration: none; transition: color .15s ease, border-color .15s ease; }
.guide-toc nav a:hover, .guide-toc nav a.is-active { border-color: var(--guide-blue); color: var(--guide-blue); }
.guide-toc__note { margin: 22px 0 0; padding-top: 16px; border-top: 1px solid var(--guide-line); color: var(--guide-muted); font-size: 13px; font-style: italic; line-height: 1.55; }
.guide-article-body { min-width: 0; }
.guide-prose { max-width: 700px; overflow-wrap: anywhere; color: #28364e; font-size: 17px; line-height: 1.82; }
.guide-prose > :first-child { margin-top: 0; }
.guide-prose h1, .guide-prose h2 { margin: 44px 0 18px; color: var(--guide-ink); font-size: clamp(25px, 2.5vw, 31px); font-weight: 750; letter-spacing: -.025em; line-height: 1.23; scroll-margin-top: 32px; }
.guide-prose h3 { margin: 32px 0 14px; color: var(--guide-ink); font-size: 21px; font-weight: 700; line-height: 1.35; scroll-margin-top: 32px; }
.guide-prose p { margin: 0 0 21px; color: #384860; font-size: inherit; line-height: inherit; }
.guide-prose ul, .guide-prose ol { margin: 18px 0 26px; padding-left: 25px; }
.guide-prose li { margin: 9px 0; padding-left: 3px; color: #384860; font-size: inherit; line-height: inherit; }
.guide-prose li::marker { color: var(--guide-blue); }
.guide-prose a { color: var(--guide-blue); text-decoration-thickness: 1px; text-underline-offset: 3px; }
.guide-prose img { display: block; max-width: 100%; height: auto; margin: 26px auto; border-radius: 12px; }
.guide-prose figure { margin: 28px 0; }
.guide-prose figure:not(:has(img[src]:not([src=""]))) { display: none; }
.guide-prose figcaption { margin-top: 9px; color: #71809a; font-size: 12px; line-height: 1.5; text-align: center; }
.guide-prose blockquote { margin: 25px 0; padding: 12px 0 12px 20px; border-left: 3px solid #acc7fd; color: var(--guide-muted); }
.guide-prose blockquote p { margin-bottom: 8px; }
.guide-prose table { width: 100%; border-collapse: collapse; font-size: 14px; line-height: 1.6; }
.guide-prose .guide-table-scroll { max-width: 100%; margin: 25px 0; overflow-x: auto; border: 1px solid var(--guide-line); border-radius: 10px; }
.guide-prose .guide-table-scroll table { margin: 0; }
.guide-prose th, .guide-prose td { min-width: 120px; padding: 12px 14px !important; border: 1px solid var(--guide-line) !important; text-align: left; vertical-align: top; }
.guide-prose th { background: var(--guide-panel); color: var(--guide-ink); font-weight: 700; }
.guide-prose td { color: var(--guide-muted); }
.guide-prose th p, .guide-prose td p { margin: 0 !important; font-size: inherit; line-height: inherit; }
.guide-prose hr { margin: 32px 0; border: 0; border-top: 1px solid var(--guide-line); }
.guide-prose .alert { margin: 24px 0; padding: 16px 18px; border-radius: 10px; }
.guide-prose .alert-info { border-left: 3px solid #3b82f6; background: #eff6ff; color: #1e40af; }
.guide-prose .alert-success { border-left: 3px solid #10b981; background: #ecfdf5; color: #065f46; }
.guide-prose .alert-primary { border-left: 3px solid #6366f1; background: #eef2ff; color: #3730a3; }
.guide-rail { min-width: 0; }
.guide-rail-feature { padding: 18px; border: 1px solid var(--guide-line); border-radius: 15px; background: #fff; }
.guide-feature-card { display: grid; margin-top: 14px; color: inherit; text-decoration: none; }
.guide-feature-card__image { display: grid; min-height: 118px; aspect-ratio: 1.6; place-items: center; overflow: hidden; border-radius: 9px; background: var(--guide-panel); color: #7a8aa3; font-size: 10px; letter-spacing: .12em; text-transform: uppercase; }
.guide-feature-card__image img { width: 100%; height: 100%; object-fit: cover; }
.guide-feature-card__category { margin-top: 13px; color: var(--guide-blue); font-size: 9px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.guide-feature-card__title { margin-top: 6px; color: var(--guide-ink); font-size: 16px; font-weight: 700; line-height: 1.4; }
.guide-feature-card:hover .guide-feature-card__title { color: var(--guide-blue); }
.guide-feature-card__cta { margin-top: 12px; color: var(--guide-blue); font-size: 12px; font-weight: 650; }
.guide-popular { margin-top: 22px; padding: 18px; border-radius: 15px; background: var(--guide-panel); }
.guide-popular > a { display: grid; grid-template-columns: 25px 1fr; gap: 8px; margin-top: 14px; color: var(--guide-muted); font-size: 12px; font-weight: 550; line-height: 1.45; text-decoration: none; }
.guide-popular > a span { color: #8a9bb7; font-size: 10px; }
.guide-popular > a:hover { color: var(--guide-blue); }
.blog-guide-article .blog-author-card { margin-top: 44px; border-color: var(--guide-line); border-radius: 16px; background: #fbfcff; }
.blog-guide-article .blog-author-card__portrait { background: var(--guide-panel); }
.blog-guide-article .blog-author-card__initials { background: var(--guide-blue); }
.blog-guide-article .blog-author-card__label, .blog-guide-article .blog-author-card__eyebrow { color: var(--guide-blue); }
.guide-related { margin: 58px 0 0; padding-top: 30px; border-top: 1px solid var(--guide-line); }
.guide-related__heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 20px; }
.guide-related__heading h2 { margin: 7px 0 0; color: var(--guide-ink); font-size: 25px; font-weight: 750; letter-spacing: -.02em; }
.guide-related__heading > a { color: var(--guide-blue); font-size: 12px; font-weight: 650; text-decoration: none; }
.guide-related__heading > a:hover { text-decoration: underline; text-underline-offset: 3px; }
.guide-related__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.guide-related-card { display: flex; min-width: 0; flex-direction: column; overflow: hidden; border: 1px solid var(--guide-line); border-radius: 13px; background: #fff; color: inherit; text-decoration: none; transition: border-color .15s ease, box-shadow .15s ease, transform .15s ease; }
.guide-related-card:hover { transform: translateY(-2px); border-color: #acc7fd; box-shadow: 0 10px 24px #1a53c612; }
.guide-related-card__media { display: grid; width: 100%; aspect-ratio: 1.8; place-items: center; overflow: hidden; background: var(--guide-panel); color: #7788a3; font-size: 10px; letter-spacing: .12em; text-transform: uppercase; }
.guide-related-card__media img { width: 100%; height: 100%; object-fit: cover; }
.guide-related-card__copy { display: flex; flex: 1; flex-direction: column; align-items: flex-start; padding: 16px; }
.guide-related-card__copy strong { margin-top: 7px; color: var(--guide-ink); font-size: 15px; line-height: 1.4; }
.guide-related-card:hover .guide-related-card__copy strong { color: var(--guide-blue); }
.guide-related-card__cta { margin-top: auto; padding-top: 14px; color: var(--guide-blue); font-size: 11px; font-weight: 650; }
.guide-back-link { display: inline-block; margin-top: 30px; color: var(--guide-blue); font-size: 13px; font-weight: 650; text-decoration: none; }
.guide-back-link:hover { text-decoration: underline; text-underline-offset: 3px; }
@media (max-width: 1080px) {
    .guide-reading-layout { grid-template-columns: minmax(150px, 190px) minmax(0, 1fr); justify-content: center; }
    .guide-reading-layout--no-toc { grid-template-columns: minmax(0, 700px); }
    .guide-rail { grid-column: 2; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
    .guide-reading-layout--no-toc .guide-rail { grid-column: 1; }
    .guide-popular { margin-top: 0; }
}
@media (max-width: 760px) {
    .guide-shell { width: min(100% - 32px, 640px); padding-top: 20px; }
    .guide-shell > nav[aria-label="Breadcrumb"] { margin-bottom: 18px; }
    .guide-hero { grid-template-columns: 1fr; gap: 22px; padding: 22px; border-radius: 17px; }
    .guide-hero--text-only { max-width: none; }
    .guide-hero h1 { max-width: none; margin: 17px 0 12px; font-size: clamp(32px, 9vw, 46px); }
    .guide-hero--text-only h1 { max-width: none; }
    .guide-deck { font-size: 16px; }
    .guide-cover { min-height: 0; aspect-ratio: 1.65; }
    .guide-byline-row { align-items: flex-start; gap: 14px; margin-top: 22px; }
    .guide-hero--text-only .guide-byline-row { max-width: none; flex-wrap: wrap; }
    .guide-byline { gap: 9px; }
    .guide-byline__avatar { width: 40px; height: 40px; }
    .guide-byline__name { font-size: 12px; }
    .guide-byline__role { max-width: 28ch; font-size: 10px; }
    .guide-meta { gap: 3px; font-size: 9px; }
    .guide-hero--text-only .guide-meta { margin-left: 0; }
    .guide-reading-layout { grid-template-columns: minmax(0, 1fr); gap: 24px; margin-top: 30px; }
    .guide-reading-layout--no-toc { grid-template-columns: minmax(0, 1fr); }
    .guide-toc { position: static; padding: 17px; border: 1px solid var(--guide-line); border-radius: 12px; background: #fbfcff; }
    .guide-toc nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 14px; margin-top: 8px; }
    .guide-toc nav a { padding: 8px 0 8px 9px; font-size: 11px; }
    .guide-toc__note { display: none; }
    .guide-prose { font-size: 16px; line-height: 1.75; }
    .guide-prose h1, .guide-prose h2 { margin-top: 34px; font-size: 26px; }
    .guide-prose h3 { margin-top: 27px; font-size: 20px; }
    .guide-rail { grid-column: auto; grid-template-columns: 1fr; }
    .guide-related { margin-top: 40px; padding-top: 24px; }
    .guide-related__grid { grid-template-columns: 1fr; gap: 12px; }
    .guide-related-card { display: grid; grid-template-columns: 112px minmax(0, 1fr); min-height: 112px; }
    .guide-related-card__media { height: 100%; min-height: 112px; aspect-ratio: auto; }
    .guide-related-card__copy { padding: 13px; }
    .guide-related-card__copy strong { font-size: 13px; }
    .guide-related-card__cta { padding-top: 8px; font-size: 10px; }
}
@media (max-width: 420px) {
    .guide-shell { width: calc(100% - 24px); }
    .guide-hero { padding: 18px; }
    .guide-meta { padding-left: 10px; }
    .guide-toc nav { grid-template-columns: 1fr; }
    .guide-related__heading { align-items: flex-start; flex-direction: column; gap: 8px; }
    .guide-related-card { grid-template-columns: 92px minmax(0, 1fr); }
}
@media (prefers-reduced-motion: reduce) { .blog-guide-article * { scroll-behavior: auto !important; transition-duration: .01ms !important; } }