* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        body {
            background: linear-gradient(135deg, #1a2a6c, #b21f1f, #fdbb2d);
            color: #333;
            min-height: 100vh;
            padding: 20px;
        }
          .logo-container {
            display: flex;
            align-items: center;
            padding: 15px;
        }
        
        .logo {
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, #4a6cf7, #6a11cb);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
            position: relative;
            overflow: hidden;
        }
        
        .logo::before {
            content: "";
            position: absolute;
            width: 18px;
            height: 18px;
            background: white;
            border-radius: 4px;
            transform: rotate(45deg);
        }
        
        .logo::after {
            content: "";
            position: absolute;
            width: 12px;
            height: 12px;
            background: white;
            border-radius: 50%;
            bottom: 10px;
            right: 10px;
            box-shadow: 0 0 0 2px #4a6cf7;
        }
        
        .logo-text {
            margin-left: 12px;
            color: white;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        .logo-text h1 {
            font-size: 1.5rem;
            margin: 0;
            font-weight: 700;
        }
        
        .logo-text p {
            font-size: 0.7rem;
            margin: 0;
            opacity: 0.9;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
        }
        
        header {
            text-align: center;
            padding: 40px 20px;
            color: white;
        }
        
        header h1 {
            font-size: 2.8rem;
            margin-bottom: 15px;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
        }
        
        header p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto;
            opacity: 0.9;
        }

        
        .main-content {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            margin-top: 20px;
        }
        
        .download-section {
            flex: 1;
            min-width: 300px;
            background: white;
            border-radius: 15px;
            padding: 30px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
        }
        
        .info-section {
            flex: 1;
            min-width: 300px;
            background: white;
            border-radius: 15px;
            padding: 30px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
        }
        
        .input-group {
            margin-bottom: 25px;
        }
        
        .input-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: #444;
        }
        
        .url-input {
            width: 100%;
            padding: 15px;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            transition: all 0.3s;
        }
        
        .url-input:focus {
            border-color: #4a6cf7;
            outline: none;
            box-shadow: 0 0 0 3px rgba(74, 108, 247, 0.2);
        }
        
        .format-options {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 15px;
        }
        
        .format-option {
            flex: 1;
            min-width: 120px;
        }
        
        .format-option input {
            display: none;
        }
        
        .format-option label {
            display: block;
            padding: 12px 15px;
            background: #f5f7ff;
            border: 2px solid #e1e5f1;
            border-radius: 8px;
            text-align: center;
            cursor: pointer;
            transition: all 0.3s;
            font-weight: 500;
        }
        
        .format-option input:checked + label {
            background: #4a6cf7;
            color: white;
            border-color: #4a6cf7;
        }
        
        .download-btn {
            width: 100%;
            padding: 16px;
            background: linear-gradient(to right, #4a6cf7, #6a11cb);
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
            margin-top: 20px;
            box-shadow: 0 4px 15px rgba(74, 108, 247, 0.4);
        }
        
        .download-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(74, 108, 247, 0.6);
        }
        
        .download-btn:active {
            transform: translateY(0);
        }
        
        .info-section h2 {
            color: #4a6cf7;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #f0f0f0;
        }
        
        .feature-list {
            list-style: none;
        }
        
        .feature-list li {
            padding: 12px 0;
            border-bottom: 1px solid #f0f0f0;
            display: flex;
            align-items: center;
        }
        
        .feature-list li:last-child {
            border-bottom: none;
        }
        
        .feature-list li::before {
            content: "✓";
            color: #4a6cf7;
            font-weight: bold;
            margin-right: 10px;
            font-size: 1.2rem;
        }
        
        .video-preview {
            margin-top: 30px;
            text-align: center;
            display: none;
        }
        
        .video-preview h3 {
            margin-bottom: 15px;
            color: #444;
        }
        
        .preview-placeholder {
            width: 100%;
            height: 200px;
            background: #f5f7ff;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #888;
            font-size: 1.1rem;
        }
        
        .result-section {
            margin-top: 30px;
            padding: 20px;
            background: #f9faff;
            border-radius: 8px;
            display: none;
        }
        
        .result-section h3 {
            color: #4a6cf7;
            margin-bottom: 15px;
        }
        
        .download-link {
            display: inline-block;
            padding: 12px 25px;
            background: #4a6cf7;
            color: white;
            text-decoration: none;
            border-radius: 6px;
            font-weight: 500;
            transition: all 0.3s;
        }
        
        .download-link:hover {
            background: #3a5ce5;
            transform: translateY(-2px);
        }
        
        .loader {
            display: none;
            text-align: center;
            margin: 20px 0;
        }
        
        .loader-spinner {
            border: 5px solid #f3f3f3;
            border-top: 5px solid #4a6cf7;
            border-radius: 50%;
            width: 50px;
            height: 50px;
            animation: spin 1s linear infinite;
            margin: 0 auto;
        }

        .heart{
            font-size: 14px;
        }
        .heart i{
            opacity: 0.8;
            font-weight: 100;
            font-size: 14px;
            color: #aa0909;

            }
        
        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
        
        footer {
            text-align: center;
            margin-top: 50px;
            color: white;
            padding: 20px;
            opacity: 0.8;
        }
        
        @media (max-width: 768px) {
            .main-content {
                flex-direction: column;
            }
            
            header h1 {
                font-size: 2.2rem;
            }
        }