.case-library[data-astro-cid-5vozigeh]{padding:var(--space-6) 0 var(--space-24);background:var(--color-bg-primary)}.case-library__container[data-astro-cid-5vozigeh]{max-width:1200px;margin:0 auto;padding:0 var(--space-4)}.case-library__breadcrumb[data-astro-cid-5vozigeh]{display:flex;align-items:center;gap:var(--space-2);font-size:var(--text-sm);color:var(--color-text-tertiary);margin-bottom:var(--space-6);flex-wrap:wrap}.case-library__breadcrumb-link[data-astro-cid-5vozigeh]{color:var(--color-text-secondary);text-decoration:none;transition:color var(--transition-fast)}.case-library__breadcrumb-link[data-astro-cid-5vozigeh]:hover{color:var(--color-primary)}.case-library__breadcrumb-sep[data-astro-cid-5vozigeh]{color:var(--color-border)}.case-library__breadcrumb-current[data-astro-cid-5vozigeh]{color:var(--color-text-primary);font-weight:500}.case-library__hero[data-astro-cid-5vozigeh]{padding:var(--space-8) var(--space-6);background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius-lg);box-shadow:var(--glass-shadow);margin-bottom:var(--space-12)}@media(min-width:768px){.case-library__hero[data-astro-cid-5vozigeh]{padding:var(--space-12) var(--space-8)}}.case-library__title[data-astro-cid-5vozigeh]{font-size:var(--text-3xl);font-weight:700;color:var(--color-text-primary);margin:0 0 var(--space-4);line-height:1.25}.case-library__subtitle[data-astro-cid-5vozigeh]{font-size:var(--text-base);color:var(--color-text-secondary);line-height:1.75;margin:0 0 var(--space-6);max-width:52rem}.case-library__hero-meta[data-astro-cid-5vozigeh]{display:flex;flex-wrap:wrap;gap:var(--space-2)}.case-library__chip[data-astro-cid-5vozigeh]{display:inline-flex;align-items:center;gap:var(--space-2);padding:6px 12px;background:color-mix(in srgb,var(--color-primary) 10%,transparent);color:var(--color-primary);border:1px solid color-mix(in srgb,var(--color-primary) 20%,transparent);border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:600}.case-library__chip--muted[data-astro-cid-5vozigeh]{background:var(--color-bg-secondary);color:var(--color-text-secondary);border-color:var(--color-border)}.case-library__group-title[data-astro-cid-5vozigeh]{font-size:var(--text-xl);font-weight:700;color:var(--color-text-primary);margin:0 0 var(--space-5)}.case-library__group-title--retired[data-astro-cid-5vozigeh]{margin-top:var(--space-10);color:var(--color-text-secondary)}.case-library__group-note[data-astro-cid-5vozigeh]{font-size:var(--text-sm);color:var(--color-text-tertiary);line-height:1.7;margin:0 0 var(--space-5);max-width:52rem}.case-library__grid[data-astro-cid-5vozigeh]{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:var(--space-6);margin-bottom:var(--space-8)}.case-card[data-astro-cid-5vozigeh]{display:flex;flex-direction:column;padding:var(--space-6);background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-lg);text-decoration:none;color:inherit;transition:background var(--transition-fast),border-color var(--transition-fast),transform var(--transition-fast),box-shadow var(--transition-fast)}.case-card[data-astro-cid-5vozigeh]:hover{background:var(--color-bg-tertiary);border-color:color-mix(in srgb,var(--color-primary) 40%,var(--color-border));transform:translateY(-3px);box-shadow:0 6px 16px -4px #0000001f}.case-card--retired[data-astro-cid-5vozigeh]{opacity:.78}.case-card--retired[data-astro-cid-5vozigeh]:hover{opacity:1}.case-card__head[data-astro-cid-5vozigeh]{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-3)}.case-card__icon[data-astro-cid-5vozigeh]{font-size:2rem;line-height:1}.case-card__industry[data-astro-cid-5vozigeh]{font-size:var(--text-xs);font-weight:600;color:var(--industry-color);background:color-mix(in srgb,var(--industry-color) 10%,transparent);padding:3px 10px;border-radius:var(--radius-full);border:1px solid color-mix(in srgb,var(--industry-color) 20%,transparent)}.case-card__retired-badge[data-astro-cid-5vozigeh]{font-size:var(--text-xs);font-weight:600;color:var(--color-text-tertiary);background:var(--color-bg-primary);padding:3px 10px;border-radius:var(--radius-full);border:1px solid var(--color-border)}.case-card__name[data-astro-cid-5vozigeh]{font-size:var(--text-lg);font-weight:700;color:var(--color-text-primary);margin:0 0 var(--space-1)}.case-card__name-zh[data-astro-cid-5vozigeh]{font-size:var(--text-sm);color:var(--color-text-tertiary);margin:0 0 var(--space-3)}.case-card__difficulty[data-astro-cid-5vozigeh]{display:flex;align-items:center;gap:var(--space-2);margin-bottom:var(--space-3)}.case-card__difficulty-label[data-astro-cid-5vozigeh]{font-size:var(--text-xs);color:var(--color-text-tertiary)}.case-card__stars[data-astro-cid-5vozigeh]{font-size:var(--text-sm);color:#fbbc04;letter-spacing:2px}.case-card__topics[data-astro-cid-5vozigeh]{display:flex;flex-wrap:wrap;gap:var(--space-1);margin-bottom:var(--space-3)}.case-card__topic[data-astro-cid-5vozigeh]{font-size:var(--text-xs);color:var(--color-text-secondary);background:var(--color-bg-primary);padding:2px 8px;border-radius:var(--radius-full);border:1px solid var(--color-border)}.case-card__hook[data-astro-cid-5vozigeh]{font-size:var(--text-sm);color:var(--color-text-secondary);line-height:1.65;margin:0 0 var(--space-4);flex:1}.case-card__cta[data-astro-cid-5vozigeh]{display:inline-flex;align-items:center;gap:var(--space-2);font-size:var(--text-sm);font-weight:600;color:var(--color-primary);margin-top:auto}.case-card__cta[data-astro-cid-5vozigeh] svg[data-astro-cid-5vozigeh]{transition:transform var(--transition-fast)}.case-card[data-astro-cid-5vozigeh]:hover .case-card__cta[data-astro-cid-5vozigeh] svg[data-astro-cid-5vozigeh]{transform:translate(4px)}.case-library__tip[data-astro-cid-5vozigeh]{display:flex;gap:var(--space-4);padding:var(--space-6);background:color-mix(in srgb,var(--color-primary) 8%,var(--color-bg-secondary));border:1px solid color-mix(in srgb,var(--color-primary) 20%,var(--color-border));border-radius:var(--radius-lg);margin-bottom:var(--space-8)}.case-library__tip-icon[data-astro-cid-5vozigeh]{font-size:1.75rem;line-height:1;flex-shrink:0}.case-library__tip-title[data-astro-cid-5vozigeh]{font-size:var(--text-lg);font-weight:700;color:var(--color-text-primary);margin:0 0 var(--space-2)}.case-library__tip-desc[data-astro-cid-5vozigeh]{font-size:var(--text-sm);color:var(--color-text-secondary);line-height:1.75;margin:0}.case-library__tip-desc[data-astro-cid-5vozigeh] a[data-astro-cid-5vozigeh]{color:var(--color-primary);text-decoration:underline;text-underline-offset:2px}.case-library__disclaimer[data-astro-cid-5vozigeh]{padding:var(--space-6) var(--space-6);background:var(--color-bg-secondary);border:1px dashed var(--color-border);border-radius:var(--radius-md)}.case-library__disclaimer[data-astro-cid-5vozigeh] p[data-astro-cid-5vozigeh]{font-size:var(--text-xs);color:var(--color-text-tertiary);line-height:1.75;margin:0}.case-library__disclaimer[data-astro-cid-5vozigeh] a[data-astro-cid-5vozigeh]{color:var(--color-primary);text-decoration:underline}@media(max-width:640px){.case-library__grid[data-astro-cid-5vozigeh]{grid-template-columns:1fr}.case-library__tip[data-astro-cid-5vozigeh]{flex-direction:column;gap:var(--space-3)}}