.article-header { position: sticky; top: 0; background: rgba(244,239,228,.96); backdrop-filter: blur(12px); }
.article-header nav a { font-size: 14px; }
.article-main { max-width: 1180px; margin: 0 auto; padding: 42px 32px 100px; }
.breadcrumbs { margin: 0 0 56px; font-size: 14px; color: var(--muted); }
.breadcrumbs ol { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.breadcrumbs li:not(:last-child)::after { content: "/"; margin-left: 8px; color: #9b9487; }
.breadcrumbs a { color: var(--green); }
.article-layout { display: grid; grid-template-columns: minmax(0, 760px) 260px; gap: 90px; align-items: start; }
.article-content h1 { font-size: clamp(44px, 6vw, 72px); max-width: 820px; }
.article-deck { font-size: 20px; line-height: 1.65; color: var(--muted); margin: 28px 0; }
.article-meta { border-block: 1px solid var(--line); padding: 14px 0; margin-bottom: 48px; color: var(--muted); font-size: 13px; display: flex; gap: 22px; }
.article-content h2 { margin: 54px 0 16px; font-size: 34px; line-height: 1.15; letter-spacing: -.035em; }
.article-content h3 { margin: 35px 0 12px; font-size: 23px; }
.article-content p, .article-content li { font-size: 17px; line-height: 1.8; }
.article-content li + li { margin-top: 10px; }
.article-content a { color: var(--green); text-underline-offset: 4px; }
.article-note { margin: 34px 0; border-left: 4px solid var(--amber); background: #ebe3d5; padding: 20px 24px; }
.article-note p { margin: 0; }
.article-cta { margin-top: 56px; background: var(--green); color: white; padding: 30px; }
.article-cta h2 { margin-top: 0; color: white; }
.article-cta p { color: #d1ded5; }
.article-cta .primary-button { background: var(--card); color: var(--green); }
.article-side { position: sticky; top: 120px; border-top: 3px solid var(--green); padding-top: 18px; }
.article-side p { color: var(--muted); font-size: 14px; line-height: 1.6; }
.article-side ul { list-style: none; padding: 0; margin: 20px 0; }
.article-side li { border-top: 1px solid var(--line); padding: 13px 0; }
.article-side a { color: var(--ink); font-size: 14px; font-weight: 650; }
.source-list { padding-left: 20px; }
.guides-hub { max-width: 1180px; margin: 0 auto; padding: 56px 32px 100px; }
.guides-hub-intro { max-width: 820px; margin-bottom: 48px; }
.guides-hub-intro h1 { margin-bottom: 24px; }
.guides-hub-intro > p:not(.kicker) { color: var(--muted); font-size: 20px; line-height: 1.65; }
.guides-hub .guide-grid { grid-template-columns: repeat(2, 1fr); }
.guides-hub .guide-grid article { min-height: 260px; }
.guides-hub .guide-grid h2 { margin: 18px 0 12px; font-size: 26px; line-height: 1.18; letter-spacing: -.025em; }
.guides-hub .guide-grid h2 a { text-decoration: none; }
.guides-hub .guide-grid h2 a:hover { color: var(--green); }
.error-page { max-width: 760px; min-height: 100vh; margin: 0 auto; padding: 15vh 28px; }
.error-page p:not(.kicker) { color: var(--muted); font-size: 18px; line-height: 1.7; margin: 24px 0; }
@media (max-width: 900px) { .article-layout { grid-template-columns: 1fr; gap: 50px; } .article-side { position: static; } .guides-hub .guide-grid { grid-template-columns: 1fr; } }
@media (max-width: 600px) { .article-main { padding: 32px 21px 70px; } .breadcrumbs { margin-bottom: 38px; } .article-content h1 { font-size: 44px; } .article-deck { font-size: 18px; } .article-meta { flex-direction: column; gap: 6px; } .article-content h2 { font-size: 29px; } }