.section-label{text-transform:uppercase;letter-spacing:.14em;color:var(--accent);margin-bottom:.75rem;font-size:.62rem;font-weight:700}.section-label+.talks-list{margin-bottom:1.5rem}.past-label{color:var(--text-muted);margin-top:2.5rem}.talks-list{flex-direction:column;gap:1.25rem;display:flex}.talk-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);-webkit-backdrop-filter:blur(14px);gap:1.5rem;padding:1.5rem;transition:border-color .2s;display:flex}.talk-card:hover{border-color:var(--border-accent)}.thumb-placeholder{text-transform:uppercase;letter-spacing:.1em;color:#ffffff26;background:#ffffff08;border:1px dashed #ffffff1a;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:210px;min-height:120px;font-size:.65rem;font-weight:600;display:flex}.thumb-wrap{cursor:pointer;background:#111;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:210px;min-height:140px;display:flex;position:relative;overflow:hidden}.thumb-canvas{width:100%;height:auto;display:block}.thumb-overlay{opacity:0;background:#000000c7;justify-content:center;align-items:center;gap:2rem;transition:opacity .18s;display:flex;position:absolute;inset:0}.thumb-wrap:hover .thumb-overlay{opacity:1}.thumb-btn{color:#ffffffd9;text-transform:uppercase;letter-spacing:.1em;cursor:pointer;background:0 0;border:none;flex-direction:column;align-items:center;gap:6px;font-size:.65rem;font-weight:600;text-decoration:none;transition:color .15s;display:flex}.thumb-btn svg{fill:currentColor;width:28px;height:28px}.thumb-btn:hover{color:#fff}.talk-info{flex-direction:column;flex:1;gap:.5rem;display:flex}.talk-title{font-family:var(--font-display);color:var(--accent);font-size:1.15rem;font-weight:700;line-height:1.25}.talk-meta{color:var(--text-muted);align-items:center;gap:.5rem;font-size:.78rem;display:flex}.meta-speaker{color:#f0f0f0cc;font-weight:500}.meta-sep{color:var(--border)}.talk-tags{flex-wrap:wrap;gap:.35rem;display:flex}.tag{color:var(--accent-light);letter-spacing:.05em;text-transform:uppercase;background:#b64d4d26;border:1px solid #b64d4d47;border-radius:4px;padding:2px 8px;font-size:.62rem;font-weight:600}.talk-summary{color:var(--text-muted);font-size:.88rem;font-weight:300;line-height:1.65}@media (width<=640px){.talk-card{flex-direction:column}.thumb-wrap{width:100%}.thumb-overlay{opacity:1;background:#0000008c}}#lightbox{z-index:9999;background:#000000d1;justify-content:center;align-items:center;padding:1rem;display:none;position:fixed;inset:0}#lightbox.open{display:flex}.lb-modal{background:#131316;border:1px solid #ffffff1a;border-radius:14px;flex-direction:column;width:90vw;height:90vh;display:flex;overflow:hidden;box-shadow:0 30px 80px #0009}.lb-header{border-bottom:1px solid #ffffff12;flex-shrink:0;justify-content:space-between;align-items:center;gap:1rem;padding:.7rem 1rem;display:flex}.lb-title{color:var(--text-muted);letter-spacing:.04em;white-space:nowrap;text-overflow:ellipsis;font-size:.75rem;overflow:hidden}.lb-header-right{flex-shrink:0;align-items:center;gap:.5rem;display:flex}.lb-dl-btn{width:30px;height:30px;color:var(--text-muted);border-radius:6px;justify-content:center;align-items:center;transition:color .15s,background .15s;display:flex}.lb-dl-btn svg{fill:currentColor;width:18px;height:18px}.lb-dl-btn:hover{color:#fff;background:#ffffff14}.lb-close{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:6px;justify-content:center;align-items:center;width:30px;height:30px;font-size:1.2rem;transition:color .15s,background .15s;display:flex}.lb-close:hover{color:#fff;background:#ffffff14}.lb-body{flex:1;justify-content:center;align-items:flex-start;padding:1rem;display:flex;overflow:auto}#lb-canvas{border-radius:4px;max-width:100%;display:block}.lb-footer{border-top:1px solid #ffffff12;flex-shrink:0;justify-content:center;align-items:center;gap:1rem;padding:.6rem 1rem;display:flex}.lb-nav{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:6px;padding:.4rem 1.1rem;font-size:.8rem;transition:background .15s}.lb-nav:not(:disabled):hover{background:var(--accent-light)}.lb-nav:disabled{opacity:.3;cursor:default}.lb-page{color:var(--text-muted);text-align:center;min-width:90px;font-size:.78rem}.speak-banner{border-radius:var(--radius);background:#b64d4d1f;border:1px solid #b64d4d47;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;margin-top:1.5rem;padding:1rem 1.5rem;text-decoration:none;transition:border-color .2s,background .2s;display:flex}.speak-banner:hover{background:#b64d4d33;border-color:#b64d4d80}.speak-banner-text{color:var(--text-muted);font-size:.9rem}.speak-banner-link{color:var(--accent);white-space:nowrap;font-size:.85rem;font-weight:600}