:root{--primary-hue: 260;--accent-hue: 340;--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-tertiary: #f1f5f9;--text-primary: #0f172a;--text-secondary: #475569;--text-tertiary: #94a3b8;--accent: #2563eb;--border-color: #e2e8f0;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--radius-lg: .75rem;--radius-xl: 1rem}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);height:100vh;overflow:hidden}#root{height:100%}.app-container{display:flex;height:100%}.video-section{flex:2;display:flex;flex-direction:column;justify-content:flex-start;background:var(--bg-primary);position:relative;overflow-y:auto}.banner-image{width:100%;height:200px;object-fit:cover;display:block}.video-player{width:100%;aspect-ratio:16/9;display:block;border-radius:var(--radius-xl);box-shadow:var(--shadow-lg)}.player-wrapper{position:relative;width:100%;max-width:1000px;margin:2rem auto;padding:0 2rem;box-sizing:border-box;display:flex;flex-direction:column;align-items:center}.custom-controls{margin-top:1rem;width:100%;background:#ffffffe6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:.75rem 1.5rem;display:flex;align-items:center;gap:1rem;box-shadow:var(--shadow-md);box-sizing:border-box}.control-btn{background:none;border:none;color:var(--text-secondary);font-size:1.2rem;cursor:pointer;padding:0;margin:0;display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;transition:all .2s}.control-btn:hover{background:var(--bg-tertiary);color:var(--text-primary)}.time-display-control{font-family:monospace;font-size:.85rem;color:var(--text-secondary);min-width:100px;text-align:center}.seek-bar{flex:1;-webkit-appearance:none;appearance:none;background:transparent;cursor:pointer;height:4px}.seek-bar::-webkit-slider-runnable-track{width:100%;height:6px;background:var(--bg-tertiary);border-radius:3px}.seek-bar::-webkit-slider-thumb{-webkit-appearance:none;height:16px;width:16px;border-radius:50%;background:var(--text-primary);margin-top:-5px;box-shadow:var(--shadow-sm);transition:transform .1s;border:2px solid white}.seek-bar:hover::-webkit-slider-thumb{transform:scale(1.2)}.play-overlay{position:absolute;inset:0;border-radius:var(--radius-xl);display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:10}.play-circle{width:72px;height:72px;background:#fff3;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.4);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2.5rem;color:#fff;box-shadow:0 4px 30px #0000001a;transition:transform .2s,background .2s}.play-overlay:hover .play-circle{transform:scale(1.1);background:#ffffff4d}.comments-section{flex:1;min-width:400px;background-color:var(--bg-secondary);border-left:1px solid var(--border-color);display:flex;flex-direction:column}.comments-header{padding:1.5rem;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center;background:var(--bg-primary)}.split-view{display:flex;flex:1;overflow:hidden}.comment-column{flex:1;display:flex;flex-direction:column;border-right:1px solid var(--border-color);background:var(--bg-secondary)}.comment-column:last-child{border-right:none}.col-header{text-align:left;padding:.75rem .75rem .75rem 1rem;font-weight:600;font-size:.85rem;color:var(--text-secondary);background:var(--bg-tertiary);border-bottom:1px solid var(--border-color);text-transform:uppercase;letter-spacing:.05em}.comment-list{flex:1;overflow-y:auto;padding:1rem}.comment-item{background:var(--bg-primary);padding:1rem;margin-bottom:.75rem;border-radius:var(--radius-lg);cursor:pointer;transition:all .2s;border:1px solid var(--border-color);box-shadow:var(--shadow-sm)}.comment-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--accent)}.comment-item.active{border-color:var(--accent);background:#eff6ff}.timestamp{font-size:.75rem;color:var(--accent);font-weight:600;margin-bottom:.25rem;display:block}.comment-input-area{padding:1.5rem;border-top:1px solid var(--border-color);background:var(--bg-primary)}.time-display{font-family:monospace;margin-bottom:.5rem;color:var(--text-secondary);font-size:.85rem}textarea{width:100%;background:var(--bg-secondary);border:1px solid var(--border-color);color:var(--text-primary);padding:.75rem;border-radius:var(--radius-lg);resize:none;font-family:inherit;box-sizing:border-box;font-size:.95rem;transition:border .2s}textarea:focus{outline:none;border-color:var(--accent);background:#fff}button{margin-top:.75rem;background:var(--accent);color:#fff;border:none;padding:.6rem 1.2rem;border-radius:var(--radius-lg);cursor:pointer;font-weight:600;font-size:.9rem;box-shadow:var(--shadow-sm);transition:all .2s}button:hover{opacity:.9;transform:translateY(-1px);box-shadow:var(--shadow-md)}button:disabled{background:var(--bg-tertiary);color:var(--text-tertiary);cursor:not-allowed;transform:none;box-shadow:none}.version-tabs-bar{display:flex;background:var(--bg-primary);border-bottom:1px solid var(--border-color);overflow-x:auto;padding:0 1rem}.version-tab{padding:1rem 1.5rem;cursor:pointer;color:var(--text-secondary);font-weight:500;font-size:.9rem;border-bottom:2px solid transparent;transition:all .2s;background:transparent;border-right:none}.version-tab:hover{color:var(--text-primary);background:var(--bg-tertiary)}.version-tab.active{background:transparent;color:var(--accent);border-bottom:2px solid var(--accent)}.video-header{display:flex;justify-content:space-between;background:var(--bg-primary);padding:2rem 3rem}.header-project{font-size:2.5rem;font-weight:800;color:var(--text-primary);letter-spacing:-.05em;display:flex;align-items:center}.header-info-col{display:flex;flex-direction:column;justify-content:center;align-items:flex-end;gap:.25rem}.header-edit{font-size:1.1rem;font-weight:600;color:var(--text-primary);text-transform:uppercase;letter-spacing:.05em}.header-client{font-size:.95rem;font-weight:400;color:var(--text-secondary)}.user-toggle{font-size:.8rem;background:var(--bg-tertiary);color:var(--text-secondary);padding:.25rem .5rem;border-radius:4px;cursor:pointer;border:1px solid var(--border-color)}.iivpa-badge{position:fixed;bottom:2rem;left:2rem;z-index:10000;width:120px;opacity:.8;transition:opacity .3s ease;pointer-events:none}.iivpa-badge img{width:100%;height:auto;display:block}.player-wrapper .iivpa-badge{position:absolute;bottom:5rem;left:2rem;z-index:20}.revision-grid-overlay{position:fixed;inset:0;background:#0f172af2;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);z-index:2000;display:flex;align-items:center;justify-content:center;padding:2rem;animation:fadeIn .3s ease-out}@keyframes fadeIn{0%{opacity:0;transform:scale(1.02)}to{opacity:1;transform:scale(1)}}.revision-grid-container{width:100%;max-width:1400px;height:90vh;background:#fff;border-radius:1rem;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 25px 50px -12px #00000080;border:1px solid rgba(255,255,255,.1)}.revision-grid-header{padding:1.5rem 2rem;background:#0f172a;color:#fff;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.1)}.revision-grid-header h2{margin:0;font-size:1.5rem;font-weight:700}.revision-grid-header p{margin:.25rem 0 0;color:#94a3b8;font-size:.9rem}.header-right{display:flex;gap:1rem;align-items:center}.close-grid-btn{background:#ffffff1a;border:none;color:#fff!important;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;font-size:1.2rem;margin:0!important}.close-grid-btn:hover{background:#fff3;transform:rotate(90deg)}.export-btn-premium{background:#2563eb;color:#fff;border:none;padding:.6rem 1.2rem;border-radius:30px;font-weight:600;font-size:.85rem;cursor:pointer;margin:0;text-transform:uppercase;letter-spacing:.05em}.revision-grid-content{flex:1;overflow-y:auto;padding:0;background:#f8fafc}.premium-grid-table{width:100%;border-collapse:collapse;font-size:.95rem}.premium-grid-table th{position:sticky;top:0;background:#f1f5f9;color:#475569;text-align:left;padding:1rem;font-weight:600;text-transform:uppercase;font-size:.75rem;letter-spacing:.05em;border-bottom:2px solid #e2e8f0;z-index:10}.premium-grid-table td{padding:1rem;border-bottom:1px solid #e2e8f0;vertical-align:top;color:#0f172a}.premium-grid-table tr:hover{background:#2563eb05}.time-cell{font-family:monospace;font-weight:600;color:#2563eb}.visual-cell{padding:.5rem!important}.thumbnail-wrapper{width:180px;aspect-ratio:16/9;background:#000;border-radius:8px;overflow:hidden;box-shadow:0 4px 6px #0000001a}.thumbnail-wrapper img{width:100%;height:100%;object-fit:contain}.thumbnail-loading{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:.75rem;color:#64748b;background:#1e293b}.comment-cell{line-height:1.5;white-space:pre-wrap;font-size:.95rem}.role-badge{padding:.25rem .6rem;border-radius:20px;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.02em}.role-badge.admin{background:#fee2e2;color:#ef4444}.role-badge.client{background:#dbeafe;color:#2563eb}.grid-attachment{margin-top:.25rem}.attachment-thumb{width:100px;height:60px;object-fit:cover;border-radius:4px;border:1px solid #e2e8f0}.attachment-link{color:#2563eb;text-decoration:none;font-size:.85rem;display:flex;align-items:center;gap:4px}.attachment-link:hover{text-decoration:underline}.view-grid-btn-container{padding:0 1.5rem 1rem;display:flex;justify-content:flex-end}.view-grid-btn{background:transparent;border:1px solid #475569;color:#94a3b8;padding:6px 14px;font-size:11px;text-transform:uppercase;border-radius:30px;cursor:pointer;font-weight:600;letter-spacing:.05em;transition:all .2s;margin:0!important}.view-grid-btn:hover{background:#2563eb;color:#fff;border-color:#2563eb;transform:none}.scene-title-label{color:#94a3b8;font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.12em;text-align:center;padding:0 0 .75rem;-webkit-user-select:none;user-select:none}