.content-page { background: var(--paper); }
.content-page .site-header { background: rgba(251,253,255,.96); border-color: rgba(7,59,92,.08); box-shadow: 0 8px 25px rgba(7,59,92,.04); backdrop-filter: blur(13px); }
.content-page .header-inner { min-height: 70px; }
.content-page .desktop-nav a[aria-current="page"] { color: var(--blue); }
.article-main { padding-top: 70px; }
.article-hero { position: relative; overflow: hidden; padding: 54px 0 50px; background: linear-gradient(145deg, #edf7fc, #fff); }
.article-hero::after { content: ""; position: absolute; width: 260px; height: 260px; top: -170px; left: -130px; border-radius: 50%; background: rgba(24,128,192,.1); box-shadow: 0 0 0 55px rgba(24,128,192,.035); }
.breadcrumbs { position: relative; z-index: 2; display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 22px; color: var(--muted); font-size: 11px; }
.breadcrumbs a { color: var(--blue); }
.article-hero-grid { position: relative; z-index: 2; display: grid; gap: 26px; }
.article-hero h1 { max-width: 780px; margin: 9px 0 16px; font-size: clamp(34px, 9vw, 58px); letter-spacing: -1.5px; }
.article-lead { max-width: 720px; margin: 0; color: var(--muted); font-size: 14px; line-height: 2; }
.article-hero .button { width: 100%; margin-top: 24px; }
.cta-privacy { display: block; margin-top: 12px; color: var(--muted); font-size: 11px; line-height: 1.9; }
.article-summary { padding: 23px 20px; border: 1px solid rgba(11,101,152,.13); border-radius: 19px; background: rgba(255,255,255,.84); box-shadow: var(--shadow); }
.article-summary strong { display: block; margin-bottom: 11px; color: var(--blue); font-size: 14px; }
.article-summary ul { display: grid; gap: 9px; margin: 0; padding: 0; list-style: none; }
.article-summary li { display: flex; gap: 8px; color: var(--muted); font-size: 13px; }
.article-summary li::before { content: "✓"; color: var(--blue); font-weight: 900; }
.article-body { padding: 60px 0 76px; }
.article-layout { display: grid; gap: 38px; }
.article-content { min-width: 0; }
.article-content section { margin-bottom: 50px; scroll-margin-top: 100px; }
.article-content h2 { margin-bottom: 17px; font-size: clamp(25px, 7vw, 36px); }
.article-content h3 { margin: 25px 0 10px; font-size: 18px; }
.article-content p, .article-content li { color: var(--muted); font-size: 14px; line-height: 2.05; }
.article-content ul, .article-content ol { padding-right: 22px; }
.article-content li + li { margin-top: 7px; }
.article-note { margin: 24px 0; padding: 20px; border-right: 4px solid var(--sun); border-radius: 14px; background: var(--sun-light); color: var(--ink); font-size: 13px; line-height: 2; }
.article-table-wrap { overflow-x: auto; margin: 24px 0; border: 1px solid var(--line); border-radius: 15px; background: #fff; }
.article-table { width: 100%; min-width: 560px; border-collapse: collapse; }
.article-table th, .article-table td { padding: 14px; border-bottom: 1px solid var(--line); text-align: right; font-size: 12px; }
.article-table th { background: var(--aqua); color: var(--ink); }
.article-table td { color: var(--muted); }
.article-table tr:last-child td { border-bottom: 0; }
.article-checklist { display: grid; gap: 10px; padding: 0 !important; list-style: none; }
.article-checklist li { padding: 15px 17px; border: 1px solid var(--line); border-radius: 13px; background: #fff; }
.article-nav { height: max-content; padding: 20px; border: 1px solid var(--line); border-radius: 17px; background: #fff; }
.article-nav strong { display: block; margin-bottom: 12px; font-size: 13px; }
.article-nav a { min-height: 44px; display: flex; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.article-nav a:last-child { border-bottom: 0; }
.article-cta { display: grid; gap: 20px; padding: 28px 22px; border-radius: var(--radius); background: linear-gradient(135deg, var(--blue), var(--ink-deep)); color: #fff; }
.article-cta h2 { margin: 0 0 8px; color: #fff; }
.article-cta p { margin: 0; color: #c6ddea; }
.article-cta .button { width: 100%; background: #fff; color: var(--ink-deep); }
.related-guides { padding: 60px 0; background: var(--surface); }
.related-grid { display: grid; gap: 11px; }
.related-grid a { display: block; padding: 20px; border: 1px solid var(--line); border-radius: 15px; background: #fff; }
.related-grid span { color: var(--blue); font-size: 11px; font-weight: 850; }
.related-grid strong { display: block; margin-top: 7px; font-size: 15px; }
.content-page .site-footer { padding-bottom: 88px; }
@media (min-width: 600px) {
    .article-hero .button { width: auto; }
    .related-grid { grid-template-columns: repeat(2, 1fr); }
    .article-cta { grid-template-columns: 1fr auto; align-items: center; }
    .article-cta .button { width: auto; }
}
@media (min-width: 900px) {
    .article-main { padding-top: 82px; }
    .article-hero { padding: 78px 0 68px; }
    .article-hero-grid { grid-template-columns: 1.25fr .75fr; align-items: center; gap: 70px; }
    .article-body { padding: 88px 0 105px; }
    .article-layout { grid-template-columns: minmax(0,1fr) 250px; align-items: start; gap: 72px; }
    .article-nav { position: sticky; top: 105px; }
    .related-grid { grid-template-columns: repeat(3, 1fr); }
    .content-page .site-footer { padding-bottom: 25px; }
}