*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:#f6f7fb;color:#1a1a2e}.app-shell{min-height:100vh;display:flex;flex-direction:column}nav.topnav{display:flex;align-items:center;gap:1.5rem;padding:.75rem 1.5rem;background:#1a1a2e;color:#fff}nav.topnav a{color:#d7d9f7;text-decoration:none;font-weight:500}nav.topnav a.active,nav.topnav a:hover{color:#fff}nav.topnav .brand{font-weight:700;color:#fff;margin-right:auto}nav.topnav button{margin-left:auto}main{flex:1;padding:1.5rem;max-width:960px;width:100%;margin:0 auto}.card{background:#fff;border-radius:8px;padding:1.25rem;box-shadow:0 1px 3px #00000014;margin-bottom:1rem}label{display:block}input,textarea,select{display:block;width:100%;padding:.5rem;margin-bottom:.75rem;border:1px solid #ccc;border-radius:4px;font-size:1rem}button{cursor:pointer;background:#4643e0;color:#fff;border:none;border-radius:4px;padding:.5rem 1rem;font-size:.95rem}button:disabled{opacity:.6;cursor:not-allowed}button.secondary{background:#eee;color:#1a1a2e}button.danger{background:#d63d3d}.error{color:#d63d3d;margin-bottom:.75rem}.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:.5rem;border-bottom:1px solid #eee}.progress-bar{position:relative;margin-top:.75rem;height:1.5rem;background:#eee;border-radius:999px;overflow:hidden}.progress-bar-fill{height:100%;background:#4643e0;transition:width .15s ease-out}.progress-bar-label{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:600;color:#1a1a2e}.progress-processing{margin-top:.75rem;font-weight:500}.file-chip{display:inline-block;width:fit-content;background:#e3f7e8;color:#1a7a35;border:1px solid #b6e6c3;border-radius:999px;padding:.25rem .75rem;font-size:.85rem;font-weight:500;margin:-.4rem 0 .75rem}.caption-row{display:grid;grid-template-columns:100px 100px 1fr auto;gap:.5rem;align-items:center;margin-bottom:.5rem}