.timeline-head[data-astro-cid-howiubao]{padding:5rem 0 2.5rem}.timeline-head[data-astro-cid-howiubao] h1[data-astro-cid-howiubao]{margin:.2rem 0 1rem}.timeline-intro[data-astro-cid-howiubao]{color:var(--muted);font-size:1.2rem}.school-context[data-astro-cid-howiubao]{padding-bottom:2.5rem}.school-context[data-astro-cid-howiubao][hidden]{display:none}.school-context-inner[data-astro-cid-howiubao]{border:1px solid var(--line);border-left:5px solid var(--accent);background:var(--card);justify-content:space-between;align-items:center;gap:2rem;padding:clamp(1.4rem,4vw,2rem);display:flex}.school-context[data-astro-cid-howiubao] h2[data-astro-cid-howiubao]{margin:.15rem 0 .55rem;font-size:clamp(1.5rem,3vw,2.15rem)}.school-context-copy[data-astro-cid-howiubao]{max-width:68ch;color:var(--muted);margin:0}.clear-since[data-astro-cid-howiubao]{border:1px solid var(--line);color:var(--ink);background:var(--paper);font:inherit;cursor:pointer;border-radius:999px;flex:none;padding:.6rem .9rem;font-weight:800}.clear-since[data-astro-cid-howiubao]:hover{border-color:var(--accent-dark);color:var(--accent-dark)}.sr-only[data-astro-cid-howiubao]{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.timeline-controls[data-astro-cid-howiubao]{z-index:20;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--paper) 95%,transparent);backdrop-filter:blur(10px);position:sticky;top:0}.controls-inner[data-astro-cid-howiubao]{grid-template-columns:minmax(14rem,1fr) auto auto;align-items:center;gap:.65rem;padding:.8rem 0 .65rem;display:grid;position:relative}.timeline-search[data-astro-cid-howiubao],.direction-select[data-astro-cid-howiubao]{border:1px solid var(--line);min-height:2.75rem;color:var(--ink);background:var(--card);font:inherit;border-radius:.65rem;padding:.62rem .8rem}.timeline-search[data-astro-cid-howiubao]{width:100%}.direction-select[data-astro-cid-howiubao]{cursor:pointer}.filter-toggle[data-astro-cid-howiubao]{border:1px solid var(--line);min-height:2.75rem;color:var(--ink);background:var(--card);font:inherit;cursor:pointer;border-radius:999px;justify-content:center;align-items:center;gap:.45rem;padding:.55rem .9rem;font-weight:800;display:inline-flex}.filter-count[data-astro-cid-howiubao]{color:#fff;background:var(--accent-dark);text-align:center;border-radius:999px;min-width:1.35rem;padding:.05rem .35rem;font-size:.72rem;line-height:1.2}.active-filter-row[data-astro-cid-howiubao]{grid-column:1/-1;align-items:center;gap:.6rem;display:flex}.active-filter-row[data-astro-cid-howiubao][hidden]{display:none}.active-filter-chips[data-astro-cid-howiubao]{scrollbar-width:thin;flex:1;gap:.4rem;display:flex;overflow-x:auto}.active-filter-chip{border:1px solid var(--line);color:var(--ink);background:var(--card);font:inherit;cursor:pointer;border-radius:999px;flex:none;align-items:center;gap:.35rem;padding:.28rem .6rem;font-size:.82rem;font-weight:750;display:inline-flex}.clear-filters[data-astro-cid-howiubao]{color:var(--accent-dark);font:inherit;cursor:pointer;white-space:nowrap;background:0 0;border:0;font-size:.86rem;font-weight:800}.results-summary[data-astro-cid-howiubao]{color:var(--muted);grid-column:1/-1;margin:0;font-size:.86rem}.filter-panel[data-astro-cid-howiubao]{border:1px solid var(--line);background:var(--card);width:min(52rem,100%);max-height:min(72vh,42rem);box-shadow:0 1.2rem 3rem color-mix(in srgb,var(--ink) 18%,transparent);border-radius:.9rem;grid-template-rows:auto minmax(0,1fr) auto;display:grid;position:absolute;top:calc(100% + .45rem);right:0;overflow:hidden}.filter-panel[data-astro-cid-howiubao][hidden]{display:none}.filter-panel-header[data-astro-cid-howiubao]{border-bottom:1px solid var(--line);justify-content:space-between;align-items:flex-start;gap:1rem;padding:1rem 1rem .8rem;display:flex}.filter-label[data-astro-cid-howiubao],.group-label[data-astro-cid-howiubao]{margin:0;font-weight:850}.filter-help[data-astro-cid-howiubao]{color:var(--muted);margin:.12rem 0 0;font-size:.88rem}.filter-close[data-astro-cid-howiubao]{width:2.75rem;height:2.75rem;color:var(--ink);background:var(--paper);font:inherit;cursor:pointer;border:0;border-radius:999px;font-size:1.35rem}.filter-panel-scroll[data-astro-cid-howiubao]{padding:1rem;overflow:auto}.filter-groups[data-astro-cid-howiubao]{gap:1.2rem;display:grid}.group-label[data-astro-cid-howiubao]{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-size:.78rem}.filters[data-astro-cid-howiubao]{flex-wrap:wrap;gap:.45rem;margin-top:.45rem;display:flex}.filter-button[data-astro-cid-howiubao]{border:1px solid var(--line);color:var(--ink);background:var(--paper);font:inherit;cursor:pointer;border-radius:999px;align-items:center;gap:.4rem;padding:.38rem .72rem;font-size:.88rem;font-weight:750;display:inline-flex}.filter-button[data-astro-cid-howiubao].is-active{border-color:var(--ink);color:#fff;background:var(--ink)}.count[data-astro-cid-howiubao]{min-width:1.35rem;color:var(--muted);background:var(--card);text-align:center;border-radius:999px;padding:.02rem .3rem;font-size:.72rem}.filter-button[data-astro-cid-howiubao].is-active .count[data-astro-cid-howiubao]{color:var(--ink);background:#fff}.filter-panel-actions[data-astro-cid-howiubao]{border-top:1px solid var(--line);background:color-mix(in srgb,var(--paper) 72%,var(--card));justify-content:space-between;align-items:center;gap:1rem;padding:.8rem 1rem;display:flex}.apply-filters[data-astro-cid-howiubao]{color:#fff;background:var(--ink);font:inherit;cursor:pointer;border:0;border-radius:999px;padding:.65rem 1rem;font-weight:850}.timeline[data-astro-cid-howiubao]{padding:2.5rem 0 5rem}.decade-group[data-astro-cid-howiubao]{margin-bottom:3.75rem}.decade-group[data-astro-cid-howiubao][hidden],.timeline-entry[data-astro-cid-howiubao][hidden]{display:none}.decade-heading[data-astro-cid-howiubao]{grid-template-columns:auto 1fr;align-items:center;gap:1rem;margin-bottom:.5rem;display:grid}.decade-heading[data-astro-cid-howiubao] h2[data-astro-cid-howiubao]{letter-spacing:-.04em;margin:0;font-size:clamp(1.65rem,3vw,2.35rem);font-weight:900}.decade-heading[data-astro-cid-howiubao] span[data-astro-cid-howiubao]{background:var(--line);height:1px}.timeline-entry[data-astro-cid-howiubao]{border-bottom:1px solid var(--line);grid-template-columns:7rem minmax(0,1fr);gap:1.5rem;padding:1.35rem 0;display:grid}.timeline-year[data-astro-cid-howiubao]{color:var(--accent-dark);font-variant-numeric:tabular-nums;padding-top:.15rem;font-size:1.2rem;font-weight:900;line-height:1}.timeline-content[data-astro-cid-howiubao] h3[data-astro-cid-howiubao]{max-width:42ch;margin:0 0 .35rem;font-size:clamp(1.25rem,2.4vw,1.8rem)}.timeline-content[data-astro-cid-howiubao] h3[data-astro-cid-howiubao] a[data-astro-cid-howiubao]{text-underline-offset:.16em;text-decoration-thickness:.08em;text-decoration-color:color-mix(in srgb,var(--accent) 45%,transparent)}.timeline-content[data-astro-cid-howiubao] h3[data-astro-cid-howiubao] a[data-astro-cid-howiubao]:hover{color:var(--accent-dark)}.timeline-meta[data-astro-cid-howiubao]{color:var(--muted);flex-wrap:wrap;gap:.45rem;margin:0 0 .45rem;font-size:.86rem;font-weight:700;display:flex}.timeline-summary[data-astro-cid-howiubao]{max-width:68ch;margin:0}.change-period[data-astro-cid-howiubao]{color:var(--muted);margin:.55rem 0 0;font-size:.84rem}.empty-state[data-astro-cid-howiubao]{border:1px dashed var(--line);color:var(--muted);text-align:center;margin:3rem auto 5rem;padding:2rem}.empty-state[data-astro-cid-howiubao] p[data-astro-cid-howiubao]{margin:0 auto .65rem}.empty-reset[data-astro-cid-howiubao]{color:var(--accent-dark);font:inherit;cursor:pointer;text-underline-offset:.18em;background:0 0;border:0;font-weight:800;text-decoration:underline}.noscript-note[data-astro-cid-howiubao]{color:var(--muted);margin-bottom:3rem}@media (width<=760px){.school-context-inner[data-astro-cid-howiubao]{flex-direction:column;align-items:flex-start}.timeline-controls[data-astro-cid-howiubao]{-webkit-backdrop-filter:none}.timeline-head[data-astro-cid-howiubao]{padding-top:3rem}.controls-inner[data-astro-cid-howiubao]{grid-template-columns:1fr auto}.search-field[data-astro-cid-howiubao]{grid-column:1/-1}.direction-select[data-astro-cid-howiubao]{width:100%}.filter-panel[data-astro-cid-howiubao]{top:max(.75rem,env(safe-area-inset-top));z-index:50;overscroll-behavior:contain;border-bottom:0;border-left:0;border-right:0;border-radius:1rem 1rem 0 0;width:100%;max-height:none;position:fixed;bottom:0;left:0;right:0}body.timeline-filters-open:before{content:"";z-index:19;background:color-mix(in srgb,var(--ink) 42%,transparent);position:fixed;inset:0}body.timeline-filters-open{overflow:hidden}.filter-panel-scroll[data-astro-cid-howiubao]{-webkit-overflow-scrolling:touch;overscroll-behavior:contain}.filter-panel-actions[data-astro-cid-howiubao]{padding-bottom:max(.8rem,env(safe-area-inset-bottom))}.apply-filters[data-astro-cid-howiubao]{flex:1}.timeline-entry[data-astro-cid-howiubao]{grid-template-columns:1fr;gap:.55rem;padding:1.25rem 0}.timeline-year[data-astro-cid-howiubao]{font-size:1.05rem}}@media (width<=520px){.direction-field[data-astro-cid-howiubao]{grid-column:1/-1}}@media (width<=760px){body.timeline-filters-open>.filter-panel{top:max(.75rem, env(safe-area-inset-top));width:100%;height:calc(100dvh - max(.75rem, env(safe-area-inset-top)));min-height:0;max-height:none;position:fixed;bottom:auto;left:0;right:0}}.filter-toggle[data-astro-cid-howiubao]:hover,.filter-toggle[data-astro-cid-howiubao]:focus-visible,.filter-button[data-astro-cid-howiubao]:hover,.filter-button[data-astro-cid-howiubao]:focus-visible{border-color:var(--accent-dark)}.active-filter-chip:hover,.active-filter-chip:focus-visible,.clear-filters[data-astro-cid-howiubao]:hover,.clear-filters[data-astro-cid-howiubao]:focus-visible{text-underline-offset:.16em;text-decoration:underline}.filter-close[data-astro-cid-howiubao]:hover,.filter-close[data-astro-cid-howiubao]:focus-visible{background:color-mix(in srgb, var(--accent) 15%, var(--paper))}.apply-filters[data-astro-cid-howiubao]:hover,.apply-filters[data-astro-cid-howiubao]:focus-visible{background:var(--accent-dark)}