:root{--brand: #1e5ab8;--brand-dark: #1e40af;--brand-light: #e8f1fb;--brand-accent: #3b82f6;--accent: #0f172a;--accent-light: #f1f5f9;--logo-filter: brightness(0) saturate(100%) invert(22%) sepia(85%) saturate(1800%) hue-rotate(205deg) brightness(90%);--text: #2b2b2b;--text-muted: #6b7280;--text-light: #9ca3af;--text-inverse-muted: rgba(255, 255, 255, .7);--text-inverse-soft: rgba(255, 255, 255, .85);--bg: #f8fafc;--surface: #ffffff;--border: #e2e8f0;--border-light: #f1f5f9;--radius: 6px;--radius-sm: 2px;--max-width: 1200px;--content-width: 820px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04), 0 1px 3px rgba(0, 0, 0, .06);--shadow: 0 4px 12px rgba(30, 90, 184, .08), 0 8px 24px rgba(30, 90, 184, .06);--shadow-lg: 0 10px 30px rgba(30, 90, 184, .12);--shadow-hero: 0 20px 50px rgba(0, 0, 0, .3);--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.5rem;--space-6: 2rem;--space-7: 3rem;--space-8: 4rem;--space-9: 5rem;--font-sans: "PingFang SC", "Microsoft YaHei", 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.75rem;border-radius:var(--radius-sm);font-size:.75rem;font-weight:600;letter-spacing:.05em;white-space:nowrap}.timeline-item:hover .timeline-media{background:var(--brand);color:#fff}.timeline-external{color:var(--text-muted);font-size:.75rem;opacity:.6;transition:all .2s ease}.timeline-item:hover .timeline-external{color:var(--brand);opacity:1}.timeline-title{font-size:1.15rem;color:var(--text);font-weight:600;line-height:1.5;transition:color .2s ease;margin:0}.timeline-item:hover .timeline-title{color:var(--brand)}@media(max-width:640px){.timeline-item{gap:1rem;padding:1.25rem 0}.timeline-meta{flex-wrap:wrap;gap:.5rem}.timeline-title{font-size:1rem}}.timeline-item--small{padding:1.25rem 0}.timeline-item--small .timeline-dot{width:10px;height:10px;margin-top:.5rem}.timeline-item--small .timeline-line{left:4px}.timeline-item--small .timeline-meta{font-size:.8rem;margin-bottom:.5rem}.timeline-item--small .timeline-media{padding:.2rem .6rem;font-size:.7rem}.timeline-item--small .timeline-external{font-size:.7rem}.timeline-item--small .timeline-title{font-size:1rem}.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}@media(max-width:1024px){.gallery-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:540px){.gallery-grid{grid-template-columns:1fr}}.gallery-card{cursor:pointer;transition:transform .3s ease;text-decoration:none}.gallery-card:hover{transform:translateY(-4px)}.gallery-thumb{aspect-ratio:1;border:3px solid #fff;box-shadow:0 2px 10px #0000001a;position:relative;overflow:hidden;margin-bottom:1rem}.gallery-thumb img{width:100%;height:100%;object-fit:cover}.gallery-thumb:before{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:80%;height:80%;border:1px solid rgba(255,255,255,.25);z-index:1}.gallery-overlay{position:absolute;inset:0;background:#2563ebeb;display:flex;align-items:center;justify-content:center;color:#fff;opacity:0;transition:opacity .3s ease;z-index:3;font-size:.9rem;letter-spacing:.2em}.gallery-card:hover .gallery-overlay{opacity:1}.gallery-info{text-align:center;padding:0 .5rem}.gallery-title{font-size:1.05rem;color:var(--accent);font-weight:600;margin-bottom:.3rem;letter-spacing:.05em}.gallery-date{color:var(--text-muted);font-size:.85rem;font-family:var(--font-mono);letter-spacing:.1em}