:root{--primary: #4F46E5;--primary-hover: #4338CA;--bg-color: #0F172A;--surface: #1E293B;--surface-hover: #334155;--text-main: #F8FAFC;--text-muted: #94A3B8;--border-color: #334155;--radius-lg: 16px;--radius-md: 12px;--radius-sm: 8px}*{box-sizing:border-box;margin:0;padding:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}body{background-color:var(--bg-color);color:var(--text-main);min-height:100vh}.app-container{max-width:1200px;margin:0 auto;padding:2rem}header{text-align:center;margin-bottom:3rem}header h1{font-size:2.5rem;background:linear-gradient(135deg,#818cf8,#c084fc);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:.5rem}header p{color:var(--text-muted);font-size:1.1rem}.upload-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem;margin-bottom:2rem}.upload-card{background-color:var(--surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:1.5rem;transition:transform .2s,box-shadow .2s}.upload-card:hover{transform:translateY(-2px);box-shadow:0 10px 25px -5px #0000004d}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem;padding-bottom:1rem;border-bottom:1px solid var(--border-color)}.card-title{font-size:1.25rem;font-weight:600}.badge{background-color:#4f46e533;color:#818cf8;padding:.25rem .75rem;border-radius:9999px;font-size:.875rem;font-weight:500}.file-drop-area{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem;border:2px dashed var(--border-color);border-radius:var(--radius-md);background-color:#1e293b80;cursor:pointer;transition:all .2s}.file-drop-area:hover{border-color:var(--primary);background-color:#4f46e50d}.file-drop-area input[type=file]{position:absolute;width:100%;height:100%;top:0;left:0;opacity:0;cursor:pointer}.icon{margin-bottom:.5rem;color:var(--text-muted)}.file-drop-text{color:var(--text-muted);font-size:.875rem;text-align:center}.file-list{margin-top:1rem;display:flex;flex-direction:column;gap:.5rem}.file-item{display:flex;align-items:center;justify-content:space-between;padding:.5rem .75rem;background-color:var(--surface-hover);border-radius:var(--radius-sm);font-size:.875rem}.file-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:200px}.remove-btn{background:none;border:none;color:#ef4444;cursor:pointer;padding:.25rem;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center}.remove-btn:hover{background-color:#ef44441a}.actions-section{display:flex;flex-direction:column;align-items:center;gap:1.5rem;margin-top:3rem}.generate-btn{background:linear-gradient(135deg,var(--primary),#818CF8);color:#fff;border:none;padding:1rem 2.5rem;font-size:1.125rem;font-weight:600;border-radius:9999px;cursor:pointer;transition:all .3s;box-shadow:0 4px 15px #4f46e566}.generate-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #4f46e599}.generate-btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}.status-area{width:100%;max-width:600px;background-color:var(--surface);border-radius:var(--radius-lg);padding:1.5rem;text-align:center}.progress-bar-container{width:100%;height:8px;background-color:var(--border-color);border-radius:4px;overflow:hidden;margin-top:1rem}.progress-bar{height:100%;background:linear-gradient(90deg,#4f46e5,#c084fc);transition:width .3s ease}.results-section{margin-top:4rem}.results-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1.5rem;margin-top:1.5rem}.result-card{background-color:var(--surface);border-radius:var(--radius-lg);padding:1rem;border:1px solid var(--border-color)}.result-video{width:100%;border-radius:var(--radius-md);margin-bottom:1rem;background-color:#000;aspect-ratio:9/16}.download-link{display:block;text-align:center;background-color:var(--surface-hover);color:var(--text-main);text-decoration:none;padding:.75rem;border-radius:var(--radius-sm);font-weight:500;transition:background-color .2s}.download-link:hover{background-color:var(--primary)}.bg-music-section{width:100%;margin-bottom:2rem}.audio-preview{width:100%;margin-top:1rem;border-radius:var(--radius-sm);outline:none}.audio-controls-row{display:flex;flex-wrap:wrap;gap:1.5rem;align-items:center;margin-top:1rem;background-color:#1e293b80;padding:1rem;border-radius:var(--radius-sm);border:1px solid var(--border-color)}.audio-control-group{display:flex;flex-direction:column;gap:.5rem;flex:1;min-width:200px}.audio-control-group label{font-size:.875rem;font-weight:500;color:var(--text-muted)}.audio-control-group input,.audio-control-group select{padding:.6rem;border-radius:var(--radius-sm);border:1px solid var(--border-color);background-color:var(--surface);color:var(--text-main);outline:none;font-size:.95rem;transition:border-color .2s}.audio-control-group input:focus,.audio-control-group select:focus{border-color:var(--primary)}.modal-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background-color:#0f172ae6;z-index:1000;display:flex;justify-content:center;align-items:center;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal-content{background-color:var(--bg-secondary);border:1px solid var(--border);border-radius:12px;width:90%;max-width:1000px;max-height:90vh;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 25px 50px -12px #00000080}.modal-header{padding:1.25rem 1.5rem;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;background-color:var(--surface)}.modal-header h2{font-size:1.25rem;margin:0;color:var(--text-main);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.modal-body{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;padding:1.5rem;overflow-y:auto}@media (max-width: 768px){.modal-body{grid-template-columns:1fr}}.modal-video-container{width:100%;background-color:#000;border-radius:8px;overflow:hidden;display:flex;align-items:center;justify-content:center}.modal-video-container video{width:100%;max-height:50vh;object-fit:contain}.modal-footer{padding:1.25rem 1.5rem;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:1rem;background-color:var(--surface)}.btn-success{background-color:#10b981!important;color:#fff!important;border:1px solid #059669!important}.btn-success:hover{background-color:#059669!important}.top-nav{background-color:var(--bg-color);border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:50;width:100%}.nav-container{max-width:1200px;margin:0 auto;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center}.nav-logo a{display:flex;align-items:center;gap:.5rem;text-decoration:none}.nav-logo span{font-weight:700;font-size:1.2rem;color:var(--text-main)}.nav-links{display:flex;gap:2.5rem;align-items:center}.nav-links a{color:var(--text-muted);text-decoration:none;font-weight:500;transition:color .2s;font-size:.95rem}.nav-links a:hover,.nav-links a.active{color:var(--text-main)}.admin-link{display:flex;align-items:center;gap:.3rem;color:var(--primary)!important;background-color:#4f46e51a;padding:.4rem .8rem;border-radius:6px}.nav-user{display:flex;align-items:center}.user-menu{position:relative}.user-button{display:flex;align-items:center;gap:.75rem;background:transparent;border:none;cursor:pointer;padding:.5rem;border-radius:8px;transition:background-color .2s}.user-button:hover{background-color:var(--surface-hover)}.avatar{background-color:#4f46e533;color:var(--primary);width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center}.user-name{color:var(--text-main);font-weight:500}.dropdown-menu{position:absolute;top:100%;right:0;margin-top:.5rem;background-color:var(--surface);border:1px solid var(--border-color);border-radius:8px;width:220px;box-shadow:0 10px 25px #00000080;display:flex;flex-direction:column;overflow:hidden}.dropdown-header{padding:1rem;background-color:#0003}.dropdown-name{font-weight:600;color:var(--text-main);margin:0}.dropdown-email{font-size:.8rem;color:var(--text-muted);margin:0}.dropdown-divider{height:1px;background-color:var(--border-color);margin:0}.dropdown-item{display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem;color:var(--text-main);text-decoration:none;background:transparent;border:none;cursor:pointer;font-size:.95rem;text-align:left;transition:background-color .2s;width:100%}.dropdown-item:hover{background-color:var(--surface-hover)}.text-danger{color:#ef4444}.text-danger:hover{background-color:#ef44441a}.badge-success{display:flex;align-items:center;gap:.25rem;background-color:#10b9811a;color:#10b981;padding:.2rem .6rem;border-radius:6px;font-size:.75rem;font-weight:600}.badge-error{display:flex;align-items:center;gap:.25rem;background-color:#ef44441a;color:#ef4444;padding:.2rem .6rem;border-radius:6px;font-size:.75rem;font-weight:600}.auth-buttons{display:flex;gap:1.5rem;align-items:center}.btn-ghost{color:var(--text-muted);text-decoration:none;font-weight:500;transition:color .2s;font-size:.95rem}.btn-ghost:hover{color:var(--text-main)}.btn-primary-small{background:linear-gradient(135deg,var(--primary),#818CF8);color:#fff;text-decoration:none;padding:.5rem 1.25rem;border-radius:6px;font-weight:600;font-size:.95rem;transition:all .2s;border:none}.btn-primary-small:hover{transform:translateY(-1px);box-shadow:0 4px 12px #4f46e54d}.mobile-menu-btn{display:none;background:transparent;border:none;color:var(--text-main);cursor:pointer}.mobile-menu{display:none;flex-direction:column;background-color:var(--surface);border-top:1px solid var(--border-color);padding:1rem}.mobile-menu a{padding:.75rem 1rem;color:var(--text-main);text-decoration:none;font-weight:500;border-radius:6px}.mobile-menu a:hover{background-color:var(--surface-hover)}.page-header{text-align:center;margin-bottom:2rem;padding-top:1rem}.page-header h1{font-size:2.2rem;background:linear-gradient(135deg,var(--text-main),var(--text-muted));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;display:flex;align-items:center;justify-content:center;gap:.5rem;margin-bottom:.5rem}.page-header p{color:var(--text-muted);font-size:1.1rem}.pro-badge{font-size:.8rem;background:linear-gradient(135deg,var(--primary),#C084FC);color:#fff;padding:.2rem .6rem;border-radius:6px;-webkit-text-fill-color:white;vertical-align:middle}@media (max-width: 768px){.desktop-only{display:none!important}.mobile-menu-btn{display:block}.mobile-menu{display:flex}.nav-container{padding:1rem}}