:root{--color-brand: #155add;--color-brand-bright: #2f7cff;--color-brand-deep: #07185e;--color-brand-ink: #0a205f;--color-brand-accent: #6e35e7;--color-brand-accent-pink: #e84ed1;--color-brand-soft: #edf2ff;--color-brand-pale: #f5f7ff;--color-white: #ffffff;--color-success: #087f5b;--color-success-soft: #e8f7f1;--color-danger: #c92a2a;--color-danger-soft: #fff0f0;--color-text: #142653;--color-text-muted: #66718f;--color-border: #d8def4;--color-border-strong: #b5c3ed;--space-1: .5rem;--space-2: 1rem;--space-3: 1.5rem;--space-4: 2rem;--space-5: 2.5rem;--space-6: 3rem;--space-8: 4rem;--radius-sm: .5rem;--radius-md: .75rem;--radius-lg: 1.25rem;--shadow-sm: 0 .5rem 1.875rem rgba(21, 49, 133, .12);--shadow-lg: 0 1.125rem 3.125rem rgba(43, 37, 137, .18);--content-max: 75rem;--focus-ring: 0 0 0 .1875rem var(--color-white), 0 0 0 .375rem var(--color-brand-bright)}.home-page{width:min(var(--content-max),calc(100% - 2.5rem));margin:0 auto;padding:var(--space-3) 0 var(--space-8)}.visually-hidden{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}.featured-event{position:relative;overflow:hidden;border-radius:var(--radius-lg);color:var(--color-white);background:linear-gradient(135deg,var(--color-brand-deep),var(--color-brand),var(--color-brand-accent));box-shadow:var(--shadow-lg);isolation:isolate}.featured-event-poster{position:relative;display:block;width:100%;aspect-ratio:1549 / 434;overflow:hidden;border-radius:inherit;outline:none;isolation:isolate}.featured-event-media,.featured-event-media img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%}.featured-event-media img{object-fit:contain}.featured-event-media{max-width:100%}.featured-event-media.media-placeholder{display:grid;place-items:center;font-size:8rem;color:#ffffff24}.featured-event-copy{position:relative;z-index:2;display:flex;width:min(44rem,66%);flex-direction:column;justify-content:flex-end;padding:clamp(1.5rem,4vw,3.5rem);transform:translateY(clamp(2rem,3vw,3rem))}.featured-event-meta-row{display:flex;align-items:center;gap:var(--space-2);flex-wrap:wrap}.featured-event h2{max-width:17ch;margin:var(--space-1) 0;font-size:clamp(1.625rem,3vw,3rem);line-height:1.08;letter-spacing:-.03em}.featured-event-theme{margin:var(--space-1) 0 0;font-size:clamp(1.125rem,2vw,1.5rem);font-weight:800}.featured-event-slogan{max-width:38rem;margin:var(--space-1) 0;color:#dbeaff;line-height:1.7}.section-kicker{margin:0 0 var(--space-1);color:var(--color-brand-bright);font-weight:900;letter-spacing:.12em}.featured-event .section-kicker{color:#c8e3ff}.event-status{display:inline-flex;min-height:2rem;align-items:center;gap:.375rem;padding:.25rem .75rem;border:1px solid currentColor;border-radius:999px;color:var(--color-text);background:var(--color-white);font-size:.875rem;font-weight:800}.event-status[data-tone=open]{color:var(--color-success);background:var(--color-success-soft)}.event-status[data-tone=history]{color:var(--color-brand);background:var(--color-brand-soft)}.event-facts{display:flex;gap:var(--space-3);margin:var(--space-3) 0;flex-wrap:wrap}.event-facts div{min-width:10rem;padding-left:var(--space-2);border-left:.1875rem solid rgba(255,255,255,.72)}.event-facts dt{color:#c8e3ff;font-size:.875rem}.event-facts dd{margin:.25rem 0 0;font-weight:800}.featured-event-actions{display:flex;gap:var(--space-2);flex-wrap:wrap}.button{display:inline-flex;min-height:3rem;align-items:center;justify-content:center;padding:.75rem 1.5rem;border:1px solid transparent;border-radius:var(--radius-sm);font-weight:800;text-decoration:none}.button-primary{color:var(--color-brand-deep);background:var(--color-white)}.button-secondary{border-color:#ffffffb3;color:var(--color-white);background:#ffffff1a}.button:hover{transform:translateY(-1px)}.featured-event-empty{display:grid;grid-template-columns:minmax(12rem,.7fr) minmax(0,1.3fr);min-height:30rem}.featured-event-empty .featured-event-copy{width:100%}.featured-empty-art{display:grid;place-items:center;color:#82bffa;font-size:clamp(7rem,18vw,14rem);background:radial-gradient(circle,rgba(255,255,255,.14),transparent 64%)}.home-section{margin-top:clamp(3rem,7vw,5.5rem)}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:var(--space-3);margin-bottom:var(--space-3)}.section-heading h2{margin:0;color:var(--color-brand-ink);font-size:clamp(1.75rem,3vw,2.5rem)}.section-heading>p{max-width:30rem;margin:0;color:var(--color-text-muted);line-height:1.7}.concurrent-event-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-3)}.concurrent-event-card,.service-card,.content-card{border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-white);box-shadow:var(--shadow-sm)}.concurrent-event-card{display:flex;min-height:18rem;flex-direction:column;padding:var(--space-3)}.concurrent-card-topline{display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);color:var(--color-text-muted);font-size:.875rem}.concurrent-event-card h3{margin:var(--space-3) 0 var(--space-1);color:var(--color-brand-ink);font-size:1.5rem}.concurrent-event-theme{margin:0;color:var(--color-text-muted);line-height:1.6}.concurrent-event-venue{display:flex;gap:var(--space-1);margin:auto 0 var(--space-2);color:var(--color-text);font-weight:700}.muted-note{color:var(--color-text-muted)}.service-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--space-2)}.service-card{display:flex;min-height:14rem;flex-direction:column;padding:var(--space-3)}.service-icon{display:grid;width:3rem;height:3rem;place-items:center;border-radius:var(--radius-sm);color:var(--color-white);background:var(--color-brand);font-size:1.35rem}.service-card h3{margin:var(--space-2) 0 var(--space-1);color:var(--color-brand-ink)}.service-card p{margin:0 0 var(--space-2);color:var(--color-text-muted)}.service-card .text-link{margin-top:auto}.text-link{display:inline-flex;align-items:center;color:var(--color-brand);font-weight:800;text-decoration:none}.text-link:hover{text-decoration:underline;text-underline-offset:.25rem}.announcement-list,.history-list{margin:0;padding:0;list-style:none;border-top:1px solid var(--color-border)}.announcement-list li{display:grid;grid-template-columns:auto 1fr auto;gap:var(--space-2);align-items:center;min-height:4.5rem;border-bottom:1px solid var(--color-border)}.announcement-list a{color:var(--color-text);font-weight:700;text-decoration:none}.announcement-list a:hover{color:var(--color-brand)}.announcement-list time{color:var(--color-text-muted);font-size:.875rem}.announcement-mark{padding:.25rem .5rem;border-radius:.25rem;color:var(--color-brand);background:var(--color-brand-soft);font-size:.75rem;font-weight:800}.content-card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-3)}.content-card{overflow:hidden}.content-card,.content-card-copy,.content-card h3{min-width:0}.content-cover{display:block;width:100%;aspect-ratio:16 / 9;background:var(--color-brand-soft)}.content-cover img{width:100%;height:100%;object-fit:cover}.content-cover.media-placeholder{display:grid;place-items:center;color:var(--color-brand);font-size:3rem}.content-card-copy{padding:var(--space-3)}.content-card h3{margin:0;color:var(--color-brand-ink);font-size:1.25rem}.content-card h3 a{text-decoration:none}.content-card p{margin:var(--space-1) 0 0;color:var(--color-text-muted);line-height:1.65}.history-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-top:0;gap:var(--space-2)}.history-list li{padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-white)}.history-list h3{margin:0;color:var(--color-brand-ink)}.history-list h3 a{text-decoration:none}.history-list p{margin:var(--space-1) 0 0;color:var(--color-text-muted)}.compact-empty{margin:0;padding:var(--space-2);border-left:.25rem solid var(--color-border-strong);color:var(--color-text-muted);background:var(--color-white)}@media(max-width:900px){.featured-event-copy{width:82%}.service-grid,.content-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.home-page{width:min(100% - 1.5rem,var(--content-max));padding-top:var(--space-2)}.featured-event-copy{width:100%;padding:var(--space-3);transform:none}.featured-event h2{color:var(--color-brand-ink);font-size:clamp(1.75rem,8.5vw,2.5rem)}.featured-event .section-kicker{color:var(--color-brand)}.featured-event-slogan{color:var(--color-text-muted)}.event-facts div{border-left-color:var(--color-brand-accent)}.event-facts dt{color:var(--color-text-muted)}.button-primary{color:var(--color-white);background:var(--color-brand)}.button-secondary{border-color:var(--color-brand);color:var(--color-brand);background:var(--color-white)}.featured-event-empty{display:flex;min-height:28rem}.featured-empty-art{position:absolute;top:0;right:0;bottom:0;left:0;opacity:.45}.section-heading{display:block}.section-heading>p,.section-heading>.text-link{display:inline-block;margin-top:var(--space-1)}.concurrent-event-grid,.service-grid,.content-card-grid,.history-list{grid-template-columns:1fr}.announcement-list li{grid-template-columns:auto 1fr;padding:var(--space-1) 0}.announcement-list time{grid-column:2}.button,.text-link{min-height:44px}.button{width:100%}}@media(prefers-reduced-motion:no-preference){.featured-event,.home-section{animation:home-reveal .45s ease-out both}.home-section:nth-of-type(3){animation-delay:.05s}.home-section:nth-of-type(4){animation-delay:.1s}.home-section:nth-of-type(5){animation-delay:.15s}}@media(prefers-reduced-motion:reduce){.button:hover{transform:none!important}}@keyframes home-reveal{0%{opacity:0;transform:translateY(.75rem)}to{opacity:1;transform:translateY(0)}}.content-page{width:min(var(--content-max),calc(100% - 2.5rem));margin:0 auto;padding:clamp(2.5rem,7vw,5.5rem) 0 var(--space-8)}.content-page-heading{max-width:52rem;margin-bottom:var(--space-5)}.content-page-heading h1,.content-detail-heading h1,.resource-state h1{margin:0;overflow-wrap:anywhere;color:var(--color-brand-ink);font-size:clamp(2.3rem,6vw,4.5rem);line-height:1.08}.content-page-heading>p:last-child,.content-detail-heading>p{color:var(--color-text-muted);font-size:1.0625rem;line-height:1.75}.content-tabs{display:flex;gap:var(--space-1);margin-bottom:var(--space-3);border-bottom:1px solid var(--color-border)}.content-tabs button{padding:.75rem 1.25rem;border:0;border-bottom:.1875rem solid transparent;color:var(--color-text-muted);background:transparent;cursor:pointer;font-weight:800}.content-tabs button[aria-selected=true]{border-bottom-color:var(--color-brand);color:var(--color-brand)}.public-content-list{display:grid;gap:var(--space-2)}.public-content-list article,.history-event-grid article,.event-content-grid article{min-width:0;padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-white);box-shadow:var(--shadow-sm)}.public-content-list article>div{display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);color:var(--color-brand);font-size:.875rem;font-weight:800}.public-content-list h2,.public-content-list h3,.event-content-grid h3,.history-event-grid h3{margin:var(--space-1) 0;overflow-wrap:anywhere;color:var(--color-brand-ink);font-size:1.35rem}.public-content-list h2 a,.public-content-list h3 a,.event-content-grid h3 a,.history-event-grid h3 a{text-decoration:none}.public-content-list p,.event-content-grid p,.history-event-grid p{margin:var(--space-1) 0;color:var(--color-text-muted);line-height:1.7}.content-event-link{display:inline-block;margin-top:var(--space-1);color:var(--color-brand);font-weight:700}.content-empty{padding:var(--space-3);border:1px dashed var(--color-border-strong);border-radius:var(--radius-md);color:var(--color-text-muted);background:var(--color-white)}.pagination{display:flex;align-items:center;justify-content:center;gap:var(--space-2);margin-top:var(--space-4)}.pagination button{padding:.625rem 1rem;border:1px solid var(--color-brand);border-radius:var(--radius-sm);color:var(--color-brand);background:var(--color-white);cursor:pointer;font-weight:800}.pagination button:disabled{border-color:var(--color-border);color:var(--color-text-muted);cursor:not-allowed}.event-detail-page{padding-top:var(--space-3)}.event-detail-hero{position:relative;min-height:clamp(26rem,55vw,38rem);overflow:hidden;border-radius:var(--radius-lg);color:var(--color-white);background:var(--color-brand-deep);isolation:isolate}.event-detail-media,.event-detail-media img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%}.event-detail-media img{object-fit:cover}.event-detail-media.media-placeholder{display:grid;place-items:center;color:#fff3;font-size:8rem}.event-detail-overlay{position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;background:linear-gradient(90deg,#07185ef5,#155addad,#6e35e729)}.event-detail-copy{position:relative;z-index:2;display:flex;min-height:inherit;max-width:52rem;flex-direction:column;justify-content:center;padding:clamp(2rem,6vw,5rem)}.event-detail-copy h1{margin:var(--space-2) 0;overflow-wrap:anywhere;font-size:clamp(2.25rem,5.5vw,4.75rem);line-height:1.08}.event-detail-copy>p{max-width:38rem;color:#dbeaff;line-height:1.7}.event-detail-theme{color:var(--color-white)!important;font-size:1.35rem;font-weight:800}.event-detail-status .event-status{color:var(--color-brand-ink)}.event-detail-facts{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:var(--space-3);align-items:center;margin-top:var(--space-3);padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-white);box-shadow:var(--shadow-sm)}.event-detail-facts dl{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--space-2);margin:0}.event-detail-facts dl div{min-width:0}.event-detail-facts dt{color:var(--color-text-muted);font-size:.875rem}.event-detail-facts dd{margin:.3rem 0 0;overflow-wrap:anywhere;color:var(--color-brand-ink);font-weight:800}.event-detail-actions{display:flex;gap:var(--space-1);flex-wrap:wrap}.button-solid{color:var(--color-white);background:var(--color-brand)}.button-outline{border-color:var(--color-border-strong);color:var(--color-brand);background:var(--color-white)}.event-intro,.project-section,.attachment-section,.event-content-section{margin-top:clamp(3rem,6vw,5rem)}.event-intro{max-width:54rem}.event-intro h2,.project-section h2,.attachment-section h2,.event-content-section h2,.history-page section>h2{margin:0 0 var(--space-2);color:var(--color-brand-ink);font-size:clamp(1.75rem,3vw,2.5rem)}.event-intro>p:not(.section-kicker){color:var(--color-text-muted);font-size:1.0625rem;line-height:1.8}.compact-heading{margin-bottom:var(--space-2)}.group-strip{display:flex;gap:var(--space-1);margin:0 0 var(--space-3);padding:0;flex-wrap:wrap;list-style:none}.group-strip li,.project-grid article>ul li{padding:.4rem .7rem;border-radius:999px;color:var(--color-brand);background:var(--color-brand-soft);font-size:.875rem;font-weight:800}.project-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-2)}.project-grid article{min-width:0;padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-white)}.project-grid article>p{margin:0;color:var(--color-text-muted)}.project-grid h3{margin:var(--space-1) 0;overflow-wrap:anywhere;color:var(--color-brand-ink)}.project-grid article>ul{display:flex;gap:.4rem;margin:var(--space-2) 0 0;padding:0;flex-wrap:wrap;list-style:none}.project-note{color:var(--color-success);font-size:.875rem;font-weight:700}.attachment-list{display:grid;gap:var(--space-1);margin:0;padding:0;list-style:none}.attachment-list li{display:flex;min-width:0;align-items:center;justify-content:space-between;gap:var(--space-2);padding:var(--space-2);border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-white)}.attachment-list li>div{display:grid;min-width:0;gap:.25rem}.attachment-list strong{overflow-wrap:anywhere;color:var(--color-brand-ink)}.attachment-list span{color:var(--color-text-muted);font-size:.875rem}.attachment-list a{flex:0 0 auto;padding:.6rem 1rem;border-radius:var(--radius-sm);color:var(--color-white);background:var(--color-brand);font-weight:800;text-decoration:none}.event-content-grid,.history-event-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-2)}.event-content-grid article>span,.history-event-grid article>span{color:var(--color-brand);font-size:.875rem;font-weight:800}.content-detail-page{max-width:62rem}.content-detail-heading{padding-bottom:var(--space-3);border-bottom:1px solid var(--color-border)}.content-detail-meta{display:flex;gap:var(--space-2);color:var(--color-text-muted);flex-wrap:wrap}.content-detail-meta a{color:var(--color-brand);font-weight:700}.content-source{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:var(--space-2);align-items:center;margin-top:var(--space-3);padding:var(--space-2);border:1px solid var(--color-border);border-left:4px solid var(--color-brand);border-radius:var(--radius-sm);background:var(--color-brand-soft)}.content-source>div{display:flex;gap:.5rem var(--space-2);flex-wrap:wrap;color:var(--color-text-muted)}.content-source strong{color:var(--color-brand-ink)}.content-source a{padding:.55rem .85rem;border-radius:var(--radius-sm);color:var(--color-white);background:var(--color-brand);font-weight:800;text-decoration:none}.content-source p{grid-column:1 / -1;margin:0;color:var(--color-text-muted);font-size:.9rem;line-height:1.6}.rich-content{margin-top:var(--space-4);overflow-wrap:anywhere;color:var(--color-text);font-size:1.0625rem;line-height:1.9}.rich-content h2,.rich-content h3{color:var(--color-brand-ink);line-height:1.35}.rich-content img{display:block;max-width:100%;height:auto;margin:var(--space-3) auto;border-radius:var(--radius-sm)}.rich-content figure{max-width:100%;margin:var(--space-4) auto}.rich-content figure img{width:auto;max-width:100%;height:auto;margin:0 auto}.rich-content figcaption{margin-top:var(--space-1);color:var(--color-text-muted);text-align:center;font-size:.9rem}.rich-content .content-bilibili-video{margin:24px 0}.rich-content .content-bilibili-frame{width:100%;aspect-ratio:16 / 9;overflow:hidden;background:#0b1f3a;border-radius:12px}.rich-content .content-bilibili-frame iframe{display:block;width:100%;height:100%;border:0}.rich-content .content-bilibili-video figcaption{margin-top:10px;font-weight:700;color:#10233f}.rich-content .content-bilibili-video a{display:inline-block;margin-top:6px}.rich-content table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse}.rich-content th,.rich-content td{padding:.6rem;border:1px solid var(--color-border)}.rich-content a{color:var(--color-brand)}.history-page>section{margin-top:var(--space-5)}.history-recaps .async-state{margin-top:var(--space-2)}.resource-state{width:min(42rem,calc(100% - 2.5rem));margin:0 auto;padding:8rem 0;text-align:center}.resource-state>p:first-child{margin:0;color:var(--color-brand-bright);font-size:1.2rem;font-weight:900;letter-spacing:.14em}.resource-state>p:not(:first-child){color:var(--color-text-muted);line-height:1.7}@media(max-width:900px){.event-detail-facts{grid-template-columns:1fr}.event-detail-facts dl{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.content-page{width:min(100% - 1.5rem,var(--content-max))}.event-detail-hero{min-height:34rem}.event-detail-overlay{background:linear-gradient(0deg,#07185efa 20%,#6e35e747)}.event-detail-copy{justify-content:flex-end;padding:var(--space-3)}.event-detail-facts dl,.project-grid,.event-content-grid,.history-event-grid{grid-template-columns:1fr}.attachment-list li{align-items:flex-start;flex-direction:column}.attachment-list a,.pagination button,.content-tabs button{min-height:44px}.attachment-list a{width:100%;text-align:center}.pagination{flex-wrap:wrap}.content-source{grid-template-columns:1fr}.content-source a{width:100%;text-align:center}.content-source p{grid-column:auto}}.site-header{position:relative;z-index:30;color:var(--color-white);background:linear-gradient(110deg,var(--color-brand-deep) 0%,var(--color-brand) 68%,var(--color-brand-accent) 100%);box-shadow:var(--shadow-sm)}.site-header-inner{display:grid;grid-template-columns:minmax(14rem,auto) minmax(0,1fr) auto;width:min(var(--content-max),calc(100% - 2.5rem));min-height:82px;margin-inline:auto;align-items:center;gap:clamp(.75rem,1.1vw,1.25rem)}.brand{display:flex;grid-column:1;grid-row:1;min-width:0;min-height:2.75rem;max-width:100%;align-items:center;justify-self:start;gap:.875rem;overflow:hidden;border-radius:var(--radius-sm);text-decoration:none}.brand 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