.guide-library-page{--guide-rule:var(--fb-line-default)}.guide-library-head>.page-shell{padding-block:clamp(2.5rem,5vw,4.5rem) clamp(1.75rem,3vw,2.5rem)}.guide-library-head h1{max-width:14ch;margin:0;font-size:clamp(2.4rem,5vw,4.5rem);font-weight:500;line-height:1.02;letter-spacing:-.055em;text-wrap:balance}.guide-library-head .editorial-lede{max-width:44rem;margin-top:1.15rem;font-size:1rem;line-height:1.7}.guide-library-count{margin:1.1rem 0 0;color:var(--fb-content-muted);font-size:.8125rem}.guide-library-content>.page-shell{display:grid;width:var(--fb-public-content);margin-inline:auto;gap:clamp(3rem,6vw,5.5rem);padding-block:clamp(2rem,4vw,3.5rem) 5rem}.guide-featured-section,.guide-submissions-section{display:grid;gap:1.25rem}.guide-library-section-heading{display:grid;gap:.35rem}.guide-library-section-heading .eyebrow{margin:0}.guide-library-section-heading h2{margin:0;font-size:clamp(1.35rem,2.2vw,1.8rem);font-weight:500;letter-spacing:-.025em}.guide-featured-grid{display:grid;grid-template-columns:minmax(0,1.85fr) minmax(17rem,.85fr);gap:1rem}.guide-featured-grid.is-single{grid-template-columns:minmax(17rem,28rem)}.guide-featured-poster,.guide-featured-side,.guide-submission-card{position:relative;display:flex;min-width:0;overflow:hidden;border:1px solid var(--guide-rule);border-radius:var(--fb-radius-surface);color:var(--fb-content-primary);text-decoration:none;transition:border-color .16s ease,transform .16s ease}.guide-featured-poster:hover,.guide-featured-side:hover,.guide-submission-card:hover{border-color:var(--fb-line-strong);transform:translateY(-2px)}.guide-featured-poster:focus-visible,.guide-featured-side:focus-visible,.guide-submission-card:focus-visible{outline:2px solid var(--fb-focus-ring);outline-offset:3px}.guide-featured-poster{min-height:25rem;align-items:flex-end;padding:clamp(1.5rem,3vw,2.5rem);background:linear-gradient(145deg,var(--fb-context-dark-bg),var(--fb-context-dark-surface-alt));color:var(--fb-context-dark-content)}.guide-featured-poster.is-grok{background:radial-gradient(118% 88% at 92% -8%,color-mix(in srgb,var(--fb-context-dark-accent) 18%,transparent),transparent 48%),linear-gradient(148deg,var(--fb-context-dark-inset),var(--fb-context-dark-bg) 58%,var(--fb-context-dark-surface-alt))}.guide-grok-mark{position:absolute;top:1.35rem;left:1.5rem;z-index:1;width:1.75rem;height:1.75rem;color:color-mix(in srgb,var(--fb-context-dark-content) 78%,transparent)}.guide-featured-poster:after{position:absolute;inset:1rem;border:1px solid var(--fb-context-dark-line);border-radius:calc(var(--fb-radius-surface) - .25rem);content:"";pointer-events:none}.guide-poster-signal{position:absolute;top:-.12em;right:.04em;color:var(--fb-context-dark-line-faint);font-family:var(--fb-font-family-mono);font-size:clamp(8rem,20vw,16rem);font-weight:500;letter-spacing:-.09em;line-height:1}.guide-poster-content{position:relative;z-index:1;display:grid;max-width:44rem;gap:.85rem}.guide-featured-poster h3{max-width:18ch;margin:0;font-size:clamp(2rem,4.4vw,3.8rem);font-weight:500;letter-spacing:-.055em;line-height:1.06;text-wrap:balance}.guide-featured-poster p:not(.guide-article-meta){max-width:40rem;margin:0;color:var(--fb-context-dark-muted);font-size:.9375rem;line-height:1.65}.guide-featured-side{min-height:25rem;flex-direction:column;justify-content:flex-end;gap:.8rem;padding:1.5rem;background:var(--fb-surface-primary)}.guide-featured-grid>.editorial-state{grid-column:1/-1}.guide-featured-side.is-engineering{grid-column:1/-1;min-height:0;justify-content:flex-start;gap:.55rem;padding:1.35rem 1.5rem}.guide-pelican-card{position:relative;display:flex;min-width:0;min-height:25rem;flex-direction:column;overflow:hidden;border:1px solid var(--guide-rule);border-radius:var(--fb-radius-surface);color:var(--fb-content-primary);background:var(--fb-surface-primary);text-decoration:none;transition:border-color .16s ease,transform .16s ease}.guide-pelican-card:hover{border-color:var(--fb-line-strong);transform:translateY(-2px)}.guide-pelican-card:focus-visible{outline:2px solid var(--fb-focus-ring);outline-offset:3px}.guide-pelican-art{position:relative;min-height:0;flex:1 1 11rem;overflow:hidden;background:var(--fb-surface-secondary)}.guide-pelican-art .pelican-frame{pointer-events:none;height:100%;min-height:11rem}.guide-pelican-copy{display:grid;gap:.45rem;padding:1rem 1.1rem 1.15rem}.guide-pelican-copy h3{margin:0;font-size:clamp(1.05rem,1.8vw,1.35rem);font-weight:500;line-height:1.28;letter-spacing:-.03em;text-wrap:balance}.guide-pelican-copy>p:not(.pelican-kicker){margin:0;color:var(--fb-content-secondary);font-size:.8125rem;line-height:1.55}.guide-pelican-copy .guide-read-action{margin-top:.15rem}.guide-featured-side h3,.guide-submission-card h3{margin:0;font-size:clamp(1.25rem,2vw,1.65rem);font-weight:500;line-height:1.28;letter-spacing:-.025em;text-wrap:balance}.guide-featured-side p:not(.guide-article-meta),.guide-submission-card>p:not(.guide-article-meta){margin:0;color:var(--fb-content-secondary);font-size:.875rem;line-height:1.65}.guide-article-meta{display:flex;flex-wrap:wrap;gap:.35rem .7rem;margin:0;color:var(--fb-content-muted);font-size:.7rem;font-weight:500;letter-spacing:.035em;text-transform:uppercase}.guide-featured-poster .guide-article-meta{color:var(--fb-context-dark-muted)}.guide-read-action{margin-top:.25rem;color:var(--fb-content-primary);font-size:.8125rem;font-weight:500}.guide-featured-poster .guide-read-action{color:var(--fb-context-dark-content)}.guide-submission-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin:0;padding:0;list-style:none}.guide-submission-grid>li{display:flex;min-width:0}.guide-submission-grid>li>.guide-submission-card{width:100%}.guide-submission-card{min-height:18rem;flex-direction:column;justify-content:flex-end;gap:.8rem;padding:1.5rem;background:var(--fb-surface-primary)}.guide-submission-card:before{position:absolute;inset:0 0 auto;height:.35rem;background:var(--fb-action-primary-bg);content:""}.guide-submission-card.is-writing:after{position:absolute;top:1.35rem;right:1.5rem;color:var(--fb-surface-muted);content:"文";font-family:serif;font-size:7rem;font-weight:500;line-height:1;pointer-events:none}.guide-submission-card.is-risk{background:linear-gradient(135deg,transparent 0 86%,color-mix(in srgb,var(--fb-signal-error) 8%,transparent) 86% 100%),var(--fb-surface-primary)}.guide-submission-card.is-risk:before{background:var(--fb-signal-error)}@media (max-width:900px){.guide-featured-grid,.guide-featured-grid.is-single{grid-template-columns:1fr}.guide-featured-side,.guide-pelican-card{min-height:18rem}.guide-featured-side.is-engineering{min-height:0}}@media (max-width:680px){.guide-library-head h1{font-size:clamp(2rem,11vw,3rem)}.guide-featured-poster{min-height:22rem;padding:1.25rem}.guide-submission-grid{grid-template-columns:1fr}}