.search-box[data-astro-cid-z3bpxo4i]{position:relative;width:100%;min-width:0}.search-box[data-astro-cid-z3bpxo4i] input[data-astro-cid-z3bpxo4i]{width:100%;height:46px;padding:0 44px 0 17px;border:1px solid var(--border);border-radius:14px;background:var(--surface);font-size:.875rem;color:var(--text);outline:none;transition:border-color .2s,box-shadow .2s}.search-box[data-astro-cid-z3bpxo4i] input[data-astro-cid-z3bpxo4i]:focus{border-color:var(--accent);box-shadow:0 0 0 3px #007aff1a}.search-box[data-astro-cid-z3bpxo4i] input[data-astro-cid-z3bpxo4i]::placeholder{color:var(--text-muted)}.search-box[data-astro-cid-z3bpxo4i] svg[data-astro-cid-z3bpxo4i]{position:absolute;right:14px;top:50%;transform:translateY(-50%);width:17px;height:17px;color:var(--text-muted);pointer-events:none}.mobile-filter-toggle[data-astro-cid-klkm2xmn]{display:none;align-items:center;gap:6px;background:none;border:1px solid var(--border);border-radius:var(--radius-sm);padding:6px 12px;font-size:.875rem;color:var(--text-secondary);cursor:pointer}.mobile-filter-toggle[data-astro-cid-klkm2xmn] svg[data-astro-cid-klkm2xmn]{width:16px;height:16px}@media(max-width:768px){.mobile-filter-toggle[data-astro-cid-klkm2xmn]{display:flex}}.sidebar-overlay[data-astro-cid-jvasxavo]{display:none;position:fixed;inset:0;background:#0000004d;z-index:150;backdrop-filter:blur(4px)}.sidebar-overlay[data-astro-cid-jvasxavo].open{display:block}.session-browser{--blue: #2782fb;--orange: #fb6131;--ink: #0b0b0f;--slate: #737682;--mist: #f5f6f8;--paper: #ffffff;--line: #e4e7ee;--line-strong: #ced5e2;--surface: rgba(255, 255, 255, .72);--text: #0b0b0f;--text-secondary: #737682;--text-muted: #9ca3af;--border: rgba(228, 231, 238, .92);--border-light: #f3f4f6;--accent: #2782fb;--accent-hover: #0051d5;--shadow-sm: 0 2px 8px rgba(11, 11, 15, .04);--shadow: 0 4px 16px rgba(11, 11, 15, .06);--shadow-md: 0 8px 32px rgba(11, 11, 15, .08);--shadow-lg: 0 16px 48px rgba(39, 130, 251, .09);--radius-sm: 10px;--radius: 16px;--radius-lg: 22px;--sidebar-width: 220px;min-height:100vh;color:var(--ink);line-height:1.5;font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,PingFang SC,Hiragino Sans GB,Noto Sans SC,sans-serif;padding-bottom:40px}.session-browser,.session-browser *{box-sizing:border-box}.browser-toolbar{display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,480px);align-items:center;gap:22px;margin:24px 0 18px;padding:14px;border:1px solid var(--border);border-radius:18px;background:linear-gradient(135deg,#ffffffeb,#f8faffd1),radial-gradient(circle at 0% 50%,rgba(251,97,49,.1),transparent 18rem);box-shadow:0 18px 54px #1f273314;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}.browser-heading,.browser-actions{display:flex;align-items:center;min-width:0}.browser-heading{gap:12px;padding-left:8px}.browser-actions{justify-content:flex-end;gap:10px}.layout{display:grid;grid-template-columns:var(--sidebar-width) minmax(0,1fr);gap:18px;padding:0 0 24px}.sidebar{width:var(--sidebar-width);flex-shrink:0;position:sticky;top:90px;height:calc(100vh - 110px);overflow-y:auto;scrollbar-width:thin;background:var(--surface);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px 16px;box-shadow:var(--shadow)}.sidebar::-webkit-scrollbar{width:4px}.sidebar::-webkit-scrollbar-thumb{background:var(--line);border-radius:4px}.filter-section{margin-bottom:24px}.filter-section:last-child{margin-bottom:0}.filter-title{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);margin-bottom:10px;padding-left:4px}.filter-group{display:flex;flex-direction:column;gap:2px}.filter-item{display:flex;align-items:center;gap:8px;padding:5px 8px;border-radius:var(--radius-sm);cursor:pointer;transition:all .15s ease;font-size:.82rem;color:var(--slate);user-select:none}.filter-item:hover{background:#2782fb0d;color:var(--ink)}.filter-item.active{background:#2782fb1a;color:var(--accent);font-weight:600}.filter-item input{width:14px;height:14px;accent-color:var(--accent);cursor:pointer;flex-shrink:0}.filter-item .filter-label{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.filter-item .filter-count{font-size:.7rem;color:var(--text-muted);flex-shrink:0;font-weight:500}.filter-item.active .filter-count{color:var(--accent)}.content{min-width:0}.content-title{margin:0;font-size:1.25rem;font-weight:800;letter-spacing:-.02em;color:var(--ink);line-height:1.2}.content-count{flex:0 0 auto;padding:6px 10px;border:1px solid rgba(206,213,226,.72);border-radius:999px;color:#596171;background:#ffffffc2;font-size:.76rem;font-weight:720;line-height:1}.session-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}.session-card{display:block;background:var(--paper);border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);text-decoration:none;color:inherit;transition:transform .3s cubic-bezier(.34,1.56,.64,1),box-shadow .3s ease;cursor:pointer;box-shadow:var(--shadow-sm)}.session-card:hover{transform:translateY(-4px) scale(1.01);box-shadow:var(--shadow-lg)}.card-cover{position:relative;width:100%;aspect-ratio:16 / 9;overflow:hidden;background:linear-gradient(135deg,#667eea,#764ba2)}.card-cover img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s ease}.session-card:hover .card-cover img{transform:scale(1.05)}.card-cover .cover-fallback{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#ffffffe6;font-size:3rem;font-weight:800;letter-spacing:-.03em;text-shadow:0 2px 12px rgba(0,0,0,.25)}.card-topic-badge{position:absolute;bottom:10px;left:10px;padding:4px 12px;border-radius:20px;font-size:.7rem;font-weight:600;color:#fff;background:#0006;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);letter-spacing:.02em}.card-year-badge{position:absolute;top:10px;right:10px;padding:4px 12px;border-radius:20px;font-size:.7rem;font-weight:600;color:#fff;background:#0000004d;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.card-body{padding:16px 18px 18px}.card-title{font-size:.92rem;font-weight:700;line-height:1.4;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:6px;letter-spacing:-.01em}.card-desc{font-size:.8rem;line-height:1.5;color:var(--slate);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.card-meta{display:flex;align-items:center;gap:12px;margin-top:10px;padding-top:10px;border-top:1px solid var(--border-light);font-size:.72rem;color:var(--text-muted)}.card-meta span{display:flex;align-items:center;gap:4px}.search-box{position:relative;width:min(100%,420px);min-width:260px;flex:1 1 320px}.search-box input{width:100%;height:46px;padding:0 44px 0 17px;border:1px solid var(--border);border-radius:14px;background:var(--surface);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);font-size:.88rem;color:var(--ink);outline:none;transition:all .2s ease;box-shadow:var(--shadow-sm)}.search-box input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #2782fb1f,var(--shadow)}.search-box input::placeholder{color:var(--text-muted)}.search-box svg{position:absolute;right:14px;top:50%;transform:translateY(-50%);width:17px;height:17px;color:var(--text-muted);pointer-events:none}.empty-state{text-align:center;padding:80px 20px;color:var(--text-muted);grid-column:1 / -1;background:var(--surface);backdrop-filter:blur(18px);border:1px solid var(--border);border-radius:var(--radius-lg)}.empty-state svg{width:48px;height:48px;margin-bottom:16px;opacity:.5}.empty-state h3{font-size:1.1rem;color:var(--text-secondary);margin-bottom:8px}.empty-state p{font-size:.875rem}.loading{text-align:center;padding:60px;color:var(--text-muted);grid-column:1 / -1;background:var(--surface);backdrop-filter:blur(18px);border:1px solid var(--border);border-radius:var(--radius-lg)}.spinner{width:32px;height:32px;border:3px solid var(--line);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 16px}@keyframes spin{to{transform:rotate(360deg)}}.sidebar-overlay{display:none;position:fixed;inset:0;background:#00000040;z-index:150;backdrop-filter:blur(4px)}.sidebar-overlay.open{display:block}.sidebar.mobile-open{position:fixed;top:0;left:0;height:100vh;z-index:200;background:var(--paper);padding:20px;box-shadow:var(--shadow-lg)}.mobile-filter-toggle{display:none;background:var(--surface);backdrop-filter:blur(18px);border:1px solid var(--border);border-radius:14px;padding:12px 16px;font-size:.85rem;color:var(--slate);cursor:pointer;font-weight:600;box-shadow:var(--shadow-sm);transition:all .15s ease}.mobile-filter-toggle:hover{background:var(--paper);box-shadow:var(--shadow)}@media(max-width:1024px){.browser-toolbar{grid-template-columns:1fr;gap:14px}.browser-actions{justify-content:stretch}.search-box{max-width:none;min-width:0}}@media(max-width:768px){.browser-toolbar{margin-top:16px;padding:12px;border-radius:16px}.browser-heading{align-items:flex-start;flex-direction:column;gap:8px;padding-left:2px}.browser-actions{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px}.layout{display:block;padding:0 0 16px}.sidebar{display:none;width:280px;position:fixed;top:0;left:0;height:100vh;z-index:200;background:var(--paper);padding:20px;box-shadow:var(--shadow-lg);border-radius:0}.sidebar.mobile-open{display:block}.mobile-filter-toggle{display:flex}.session-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}}@media(max-width:480px){.browser-actions,.session-grid{grid-template-columns:1fr}}body{background:radial-gradient(circle at 18% 11%,rgba(251,97,49,.14),transparent 24rem),radial-gradient(circle at 82% 20%,rgba(39,130,251,.12),transparent 28rem),linear-gradient(180deg,#fff,#fbfcff,#f6f8fb);min-height:100vh}.session-browser-wrapper[data-astro-cid-wjcb7njm]{margin:0;padding:0}