.pet-content {
    --ink: #252840;
    --muted: #626477;
    --purple: #615189;
    --line: #e4e0dc;
    --cream: #fcfaf6;
    margin: 0;
    color: var(--ink);
    background: var(--cream);
    font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", sans-serif;
    line-height: 1.65;
    overflow-wrap: break-word;
    -webkit-font-smoothing: antialiased;
}
.pet-content *, .pet-content *::before, .pet-content *::after { box-sizing: border-box; }
.pet-content a { color: inherit; text-decoration: none; }
.pet-content a:focus-visible { outline: 3px solid var(--purple); outline-offset: 5px; border-radius: 4px; }
.pet-content a:hover { color: var(--purple); }
.pet-content img { display: block; max-width: 100%; }
.pet-content h1, .pet-content h2, .pet-content h3, .pet-content p { margin: 0; }
.pet-content h1, .pet-content h2, .pet-content h3 { word-break: keep-all; }
.pet-content .shell { width: min(1120px, calc(100% - 64px)); margin-inline: auto; }
.pet-content .skip-link { position: fixed; top: -100px; left: 20px; z-index: 10; padding: 12px 20px; background: white; }
.pet-content .skip-link:focus { top: 12px; }
.pet-content .site-header { border-bottom: 1px solid var(--line); }
.pet-content .header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 88px; }
.pet-content .brand { display: inline-flex; align-items: center; gap: 10px; font-size: 22px; font-weight: 800; letter-spacing: -.04em; }
.pet-content .brand img { border-radius: 13px; }
.pet-content .primary-nav { display: flex; align-items: center; gap: 32px; font-size: 15px; font-weight: 600; }
.pet-content .primary-nav > a { padding-block: 10px; }
.pet-content .primary-nav [aria-current] { color: var(--purple); text-decoration: underline; text-underline-offset: 8px; }
.pet-content .primary-nav .nav-app { padding: 9px 18px; border: 1px solid var(--line); border-radius: 100px; }
.pet-content .product-hero { padding: 56px 0 44px; text-align: center; }
.pet-content .product-hero .hero-copy { max-width: 860px; margin-inline: auto; }
.pet-content .product-hero .lead { max-width: 740px; margin-inline: auto; }
.pet-content .product-hero .hero-actions { justify-content: center; }
.pet-content .eyebrow { font-size: 12px; font-weight: 700; letter-spacing: .15em; color: var(--purple); margin-bottom: 20px; }
.pet-content h1 { font-size: clamp(32px, 3.6vw, 48px); line-height: 1.32; letter-spacing: -.055em; font-weight: 750; }
.pet-content .lead { margin-top: 24px; font-size: 18px; line-height: 1.85; color: var(--muted); word-break: keep-all; }
.pet-content .hero-actions { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; margin-top: 32px; }
.pet-content .button { display: inline-flex; align-items: center; justify-content: center; gap: 16px; min-height: 48px; padding: 12px 22px; font-size: 14px; font-weight: 650; border-radius: 9px; }
.pet-content .button-primary { color: white; background: var(--ink); }
.pet-content .button-primary:hover { color: white; background: var(--purple); }
.pet-content .button-outline { border: 1px solid var(--line); }
.pet-content .text-link { font-size: 14px; font-weight: 650; text-decoration: underline; text-underline-offset: 5px; }
.pet-content .feature-shortcuts { display: flex; flex-wrap: wrap; gap: 8px; margin: 24px 0 32px; }
.pet-content .product-hero .feature-shortcuts { justify-content: center; margin-bottom: 0; }
.pet-content .feature-shortcuts a { display: inline-flex; align-items: center; gap: 10px; padding: 9px 14px; border: 1px solid var(--line); border-radius: 100px; background: white; font-size: 13px; font-weight: 650; }
.pet-content .feature-shortcuts [aria-current] { color: white; background: var(--ink); border-color: var(--ink); }
.pet-content .feature-shortcuts span { color: var(--purple); }
.pet-content .feature-shortcuts [aria-current] span { color: inherit; }
.pet-content .feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.pet-content .feature-card { display: flex; flex-direction: column; min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 16px; background: white; }
.pet-content .feature-stage { display: flex; align-items: center; justify-content: center; height: 280px; padding: 16px; background: #eeeaf3; border-bottom: 1px solid var(--line); }
.pet-content .feature-stage img { width: 100%; height: 100%; object-fit: contain; filter: drop-shadow(0 5px 8px #25284016); }
.pet-content .all-features-link { display: flex; justify-content: center; margin-top: 24px; }
.pet-content .feature-caption { padding: 12px 20px 0; font-size: 11px; color: var(--muted); line-height: 1.7; }
.pet-content .feature-card-copy { display: flex; flex-direction: column; flex: 1; padding: 24px; }
.pet-content .feature-step { color: var(--purple); font-size: 12px; font-weight: 650; }
.pet-content .feature-card h3 { margin-top: 12px; font-size: 23px; line-height: 1.45; letter-spacing: -.04em; }
.pet-content .feature-summary { color: var(--muted); font-size: 14px; line-height: 1.8; margin-top: 14px; }
.pet-content .feature-card-link { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 24px; margin-top: auto; color: var(--purple); font-size: 14px; font-weight: 700; }
.pet-content .home-install { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 24px; margin-top: 32px; padding: 28px 32px; background: #eee8f4; border-radius: 14px; }
.pet-content .app-install-links { display: flex; flex-wrap: wrap; gap: 12px; }
.pet-content .app-install-links .button-outline { background: white; border-color: #d4cbdf; }
.pet-content .support-topics { margin-top: 64px; }
.pet-content .feature-hero { max-width: 800px; margin: 44px auto; }
.pet-content .feature-hero .app-install-links { margin-top: 26px; }
.pet-content .feature-app-intro { display: inline-block; margin-top: 22px; }
.pet-content .topic-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-block: 1px solid var(--line); }
.pet-content .topic-grid a { display: flex; align-items: center; gap: 18px; padding: 26px 24px; font-size: 18px; font-weight: 650; }
.pet-content .topic-grid a + a { border-left: 1px solid var(--line); }
.pet-content .topic-grid a > :last-child { margin-left: auto; }
.pet-content .topic-number { color: var(--purple); font-size: 12px; font-weight: 500; }
.pet-content .home-introduction { max-width: 760px; margin: 64px auto 0; }
.pet-content .guide-section { margin-top: 64px; }
.pet-content .section-heading { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.pet-content h2 { font-size: 27px; line-height: 1.45; letter-spacing: -.04em; }
.pet-content .guide-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.pet-content .guide-card { display: flex; flex-direction: column; position: relative; padding: 28px; background: #fff; border: 1px solid var(--line); border-radius: 14px; }
.pet-content .guide-card-image { width: 100%; height: 190px; object-fit: contain; margin-bottom: 22px; border-radius: 8px; background: #f3eff6; }
.pet-content .guide-card:hover { border-color: #b3a7c7; }
.pet-content .category-label { align-self: flex-start; display: inline-block; color: var(--purple); background: #f0ebf7; border-radius: 5px; padding: 3px 8px; font-size: 12px; font-weight: 650; }
.pet-content .guide-card h3 { font-size: 21px; font-weight: 700; line-height: 1.5; letter-spacing: -.04em; margin-top: 16px; }
.pet-content .guide-card h3 a::after { content: ""; position: absolute; inset: 0; border-radius: 14px; }
.pet-content .guide-card p { margin-top: 12px; font-size: 14px; color: var(--muted); line-height: 1.85; }
.pet-content .card-meta { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: 26px; color: var(--muted); font-size: 12px; }
.pet-content .card-meta > :last-child { margin-left: auto; font-size: 20px; color: var(--purple); }
.pet-content .breadcrumb { margin-top: 32px; font-size: 13px; color: var(--muted); }
.pet-content .breadcrumb ol { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0; }
.pet-content .breadcrumb li + li::before { content: "/"; margin-right: 8px; color: #a5a1aa; }
.pet-content .listing-header { padding: 40px 0 28px; }
.pet-content .listing-header .eyebrow { margin-bottom: 12px; }
.pet-content .category-tabs { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 36px; }
.pet-content .category-tabs a { padding: 9px 20px; border: 1px solid var(--line); border-radius: 100px; font-size: 14px; }
.pet-content .category-tabs [aria-current] { color: white; background: var(--ink); border-color: var(--ink); }
.pet-content .pagination { display: flex; justify-content: center; align-items: center; gap: 24px; margin-top: 40px; font-size: 14px; }
.pet-content .article-header { max-width: 800px; margin: 44px auto 40px; }
.pet-content .article-header h1 { margin-top: 18px; }
.pet-content .article-meta { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: 24px; color: var(--muted); font-size: 12px; }
.pet-content .article-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 48px; border-top: 1px solid var(--line); padding-top: 40px; }
.pet-content .article-layout.without-toc { display: block; max-width: 800px; margin-inline: auto; }
.pet-content .article-toc { position: sticky; top: 24px; align-self: start; padding: 20px; background: #f0ebf5; border-radius: 10px; }
.pet-content .article-toc h2 { font-size: 14px; letter-spacing: 0; }
.pet-content .article-toc ol { margin: 16px 0 0; padding-left: 18px; color: var(--muted); font-size: 13px; }
.pet-content .article-toc li + li { margin-top: 12px; }
.pet-content .article-toc a { display: block; }
.pet-content .article-body { min-width: 0; font-size: 17px; line-height: 1.95; }
.pet-content .article-body h2 { margin: 44px 0 18px; scroll-margin-top: 24px; }
.pet-content .article-body h3 { margin: 28px 0 12px; font-size: 21px; scroll-margin-top: 24px; }
.pet-content .article-body > :first-child { margin-top: 0; }
.pet-content .article-body p { margin: 0 0 20px; }
.pet-content .article-body ul, .pet-content .article-body ol { padding-left: 24px; margin: 16px 0 24px; }
.pet-content .article-body li + li { margin-top: 10px; }
.pet-content .article-body a { color: var(--purple); text-decoration: underline; text-underline-offset: 4px; overflow-wrap: anywhere; }
.pet-content .article-body blockquote { margin: 24px 0; padding: 20px 24px; border-left: 3px solid #b6a3d1; background: #f2eef7; }
.pet-content .article-body blockquote > :last-child { margin-bottom: 0; }
.pet-content .article-body table { display: block; max-width: 100%; overflow-x: auto; border-collapse: collapse; font-size: 14px; margin-block: 24px; }
.pet-content .article-body th, .pet-content .article-body td { min-width: 130px; border: 1px solid var(--line); padding: 12px; text-align: left; }
.pet-content .article-body th { background: #f2eef7; }
.pet-content .article-body img { width: auto; max-width: 100%; height: auto; max-height: 760px; object-fit: contain; margin-inline: auto; border: 1px solid var(--line); border-radius: 10px; }
.pet-content .article-body p:has(> img) { padding: 22px; background: #f2eef7; border-radius: 14px; }
.pet-content .article-body p:has(> em:only-child) { color: var(--muted); font-size: 14px; line-height: 1.75; }
.pet-content .article-body hr { border: 0; border-top: 1px solid var(--line); margin: 36px 0; }
.pet-content .related-section { padding-top: 40px; border-top: 1px solid var(--line); }
.pet-content .back-link { margin-top: 32px; }
.pet-content .empty-state { padding: 56px 24px; background: #f2eef7; border-radius: 12px; text-align: center; color: var(--muted); }
.pet-content .error-state { max-width: 720px; padding-block: 88px; }
.pet-content .error-state h1 { font-size: 32px; }
.pet-content .site-footer { margin-top: 72px; }
.pet-content .app-link-panel { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 24px; background: #eee8f4; border-radius: 16px; padding: 32px 36px; }
.pet-content .footer-links { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px; padding: 32px 0; font-size: 12px; color: var(--muted); }
.pet-content .footer-links nav { display: flex; gap: 20px; }

/* The existing app landing page shares only these entry links. */
.pet-content-entry { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px 28px; padding: 18px 24px; border-block: 1px solid #e4e0dc; background: #fcfaf6; }
.pet-content-entry a, .pet-guide-entry a { color: #514372; font-weight: 600; text-decoration: underline; text-underline-offset: 5px; }
.pet-guide-entry { display: flex; justify-content: center; flex-wrap: wrap; gap: 16px 28px; margin: 0 auto 32px; }
.pet-content-entry a:focus-visible, .pet-guide-entry a:focus-visible { outline: 3px solid #615189; outline-offset: 5px; }

@media (max-width: 900px) {
    .pet-content .feature-card-copy { padding: 20px; }
    .pet-content .feature-card h3 { font-size: 20px; }
    .pet-content .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .pet-content .guide-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .pet-content .article-layout { grid-template-columns: 180px minmax(0, 1fr); gap: 28px; }
    .pet-content .topic-grid a { padding-inline: 16px; gap: 12px; }
}
@media (max-width: 640px) {
    .pet-content .shell { width: calc(100% - 36px); }
    .pet-content .header-inner { min-height: 76px; gap: 12px; flex-wrap: wrap; padding-block: 16px; }
    .pet-content .brand { font-size: 19px; gap: 7px; }
    .pet-content .brand img { width: 32px; height: 32px; border-radius: 10px; }
    .pet-content .primary-nav { gap: 13px; font-size: 12px; }
    .pet-content .primary-nav .nav-app { padding: 8px 0; border: 0; }
    .pet-content .product-hero { padding: 36px 0 32px; text-align: left; }
    .pet-content .product-hero .hero-actions { justify-content: flex-start; }
    .pet-content .eyebrow { margin-bottom: 16px; }
    .pet-content h1 { font-size: 34px; }
    .pet-content .lead { font-size: 16px; margin-top: 18px; }
    .pet-content .hero-actions { gap: 18px; margin-top: 24px; }
    .pet-content .product-hero .feature-shortcuts { justify-content: flex-start; }
    .pet-content .feature-shortcuts a { font-size: 13px; gap: 8px; padding-inline: 8px; }
    .pet-content .feature-grid { grid-template-columns: 1fr; gap: 20px; }
    .pet-content .feature-card h3 { font-size: 24px; }
    .pet-content .feature-card-copy { padding: 24px; }
    .pet-content .home-install { padding: 24px; }
    .pet-content .app-install-links { width: 100%; }
    .pet-content .app-install-links .button { width: 100%; }
    .pet-content .support-topics { margin-top: 44px; }
    .pet-content .feature-hero { margin-block: 32px; }
    .pet-content .topic-grid { grid-template-columns: 1fr; }
    .pet-content .topic-grid a { padding: 17px 12px; gap: 20px; font-size: 17px; }
    .pet-content .topic-grid a + a { border-left: 0; border-top: 1px solid var(--line); }
    .pet-content .home-introduction, .pet-content .guide-section { margin-top: 44px; }
    .pet-content h2 { font-size: 24px; }
    .pet-content .guide-grid { grid-template-columns: 1fr; gap: 16px; }
    .pet-content .guide-card { padding: 24px; }
    .pet-content .breadcrumb { margin-top: 24px; }
    .pet-content .listing-header { padding-top: 32px; }
    .pet-content .category-tabs { gap: 8px; }
    .pet-content .category-tabs a { padding-inline: 16px; }
    .pet-content .article-header { margin: 32px 0; }
    .pet-content .article-header h1 { font-size: 30px; }
    .pet-content .article-layout { display: block; padding-top: 28px; }
    .pet-content .article-toc { position: static; margin-bottom: 32px; }
    .pet-content .article-body { font-size: 16px; }
    .pet-content .article-body p:has(> img) { padding: 10px; }
    .pet-content .article-body img { max-height: 660px; }
    .pet-content .app-link-panel { padding: 24px; }
    .pet-content .site-footer { margin-top: 48px; }
    .pet-content .footer-links { justify-content: flex-start; gap: 16px 24px; }
}
@media (prefers-reduced-motion: no-preference) {
    .pet-content a { transition: color .15s ease, background-color .15s ease, border-color .15s ease; }
}