*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:#0f0f11;color:#e1e1e6;min-height:100vh}#root{max-width:960px;margin:0 auto;padding:2rem 1rem}.app-title{font-size:1.5rem;font-weight:700;color:#fff;margin-bottom:1.5rem}.error-msg{background:#2a0f0f;color:#ff6b6b;padding:.75rem 1rem;border-radius:8px;margin-bottom:1rem;font-size:.875rem}.lobby{display:flex;flex-direction:column;gap:1.5rem}.lobby-cards{display:grid;grid-template-columns:1fr 1fr;gap:1rem}@media(max-width:600px){.lobby-cards{grid-template-columns:1fr}}.card{background:#1a1a23;border:1px solid #2a2a35;border-radius:12px;padding:1.5rem}.card h2{font-size:1.125rem;margin-bottom:1rem;color:#fff}.room-code-display{background:#1a1a23;border:1px solid #2a2a35;border-radius:12px;padding:2rem;text-align:center}.room-code-display p{margin-bottom:.75rem;color:#a1a1aa}.room-code-display .code{font-size:2.5rem;font-weight:800;letter-spacing:.25em;color:#fff;font-family:SF Mono,Fira Code,monospace}.input-group{display:flex;flex-direction:column;gap:.625rem}.input-group input{background:#0f0f11;border:1px solid #2a2a35;color:#e1e1e6;padding:.75rem 1rem;border-radius:8px;font-size:.875rem;outline:none;transition:border-color .2s}.input-group input:focus{border-color:#6366f1}.btn{background:#6366f1;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;font-size:.875rem;font-weight:600;cursor:pointer;transition:background .2s}.btn:hover{background:#4f46e5}.btn-secondary{background:#27272a}.btn-secondary:hover{background:#3f3f46}.main-content{display:flex;flex-direction:column;gap:1.5rem}.player-section{background:#1a1a23;border:1px solid #2a2a35;border-radius:12px;padding:1.5rem}.player-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem;flex-wrap:wrap;gap:.75rem}.file-info{font-size:.8125rem;color:#a1a1aa}.status-bar{background:#1e1e2e;color:#a1a1aa;font-size:.8125rem;padding:.5rem .75rem;border-radius:6px;margin-bottom:.75rem;border:1px solid #2a2a35}.status-ready{background:#0f2a1a;color:#4ade80;border-color:#166534}.progress-bar-wrapper{display:flex;align-items:center;gap:.75rem;margin-bottom:.75rem}.progress-bar{flex:1;height:4px;border-radius:2px;background:#27272a;overflow:hidden}.progress-bar-fill{height:100%;background:#6366f1;transition:width .3s}.progress-label{font-size:.75rem;color:#a1a1aa;white-space:nowrap}.video-wrapper{background:#000;border-radius:8px;overflow:hidden}.video-wrapper video{display:block;width:100%;height:100%;max-height:540px;background:#000}.video-wrapper media-controller{width:100%;--media-primary-color: #818cf8;--media-text-color: #f1f1f6;--media-control-background: rgba(20, 20, 30, .85);--media-range-track-color: rgba(255, 255, 255, .15);--media-range-thumb-color: #818cf8;--media-range-bar-color: #818cf8;--media-font-family: inherit;--media-control-hover-background: rgba(255, 255, 255, .1)}.video-wrapper media-controller:fullscreen{width:100vw;height:100vh;max-height:none}.video-wrapper media-controller:fullscreen video{max-height:none;object-fit:contain}.sidebar{background:#1a1a23;border:1px solid #2a2a35;border-radius:12px;padding:1.5rem}.sidebar h3{font-size:.9375rem;margin-bottom:.75rem;color:#fff}.peer-list{list-style:none;display:flex;flex-direction:column;gap:.5rem}.peer-item{display:flex;align-items:center;gap:.5rem;padding:.5rem .75rem;background:#0f0f11;border-radius:6px;font-size:.875rem}.peer-badge{font-size:.6875rem;background:#6366f1;color:#fff;padding:.125rem .5rem;border-radius:4px;font-weight:600}.loading-text{color:#a1a1aa;font-size:.875rem}