.modern-container {
            background: linear-gradient(135deg, #2089b6 0%, #0d4d66 100%);
            border-radius: 30px;
            padding: 40px;
            margin: 40px 0;
            /* margin-top: 0 !important; */
            box-shadow: 0 10px 40px rgba(18, 96, 130, 0.2);
        }

        .modern-title {
            font-size: 48px;
            font-weight: 700;
            margin-bottom: 20px;
            text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.3);
            line-height: 1.2;
        }

        .modern-subtitle {
            color: rgba(255, 255, 255, 0.95);
            font-size: 18px;
            line-height: 1.6;
            margin-bottom: 0;
        }

        .modern-card {
            background: #fff;
            border-radius: 15px;
            padding: 30px;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
            margin-bottom: 25px;
            border: none;
        }

        .input-group-modern {
            margin-bottom: 25px;
        }

        .input-group-modern label {
            color: #495057;
            font-weight: 600;
            margin-bottom: 10px;
            display: block;
            font-size: 15px;
        }

        .file-upload-area {
            border: 2px dashed #126082;
            border-radius: 12px;
            padding: 40px;
            text-align: center;
            background: linear-gradient(135deg, #f0f7fa 0%, #fff 100%);
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .file-upload-area:hover {
            border-color: #FF7B07;
            background: linear-gradient(135deg, #fff5f0 0%, #fff 100%);
            transform: translateY(-2px);
        }

        .file-upload-area i {
            font-size: 48px;
            color: #126082;
            margin-bottom: 15px;
            transition: all 0.3s ease;
        }

        .file-upload-area:hover i {
            color: #FF7B07;
        }

        .file-upload-text {
            color: #495057;
            font-weight: 600;
            font-size: 16px;
            margin-top: 10px;
        }

        .textarea-modern {
            border: 2px solid #e9ecef;
            border-radius: 12px;
            padding: 15px;
            font-family: 'Courier New', monospace;
            font-size: 13px;
            transition: all 0.3s ease;
            resize: vertical;
        }

        .textarea-modern:focus {
            border-color: #126082;
            box-shadow: 0 0 0 3px rgba(18, 96, 130, 0.1);
            outline: none;
        }

        .btn-modern-primary {
            background: linear-gradient(135deg, #126082 0%, #0d4d66 100%);
            border: none;
            border-radius: 10px;
            padding: 12px 30px;
            font-weight: 600;
            color: #fff;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(18, 96, 130, 0.3);
        }

        .btn-modern-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(18, 96, 130, 0.4);
            color: #fff;
            background: linear-gradient(135deg, #0d4d66 0%, #126082 100%);
        }

        .btn-modern-secondary {
            background: #f8f9fa;
            border: 2px solid #e9ecef;
            border-radius: 10px;
            padding: 12px 30px;
            font-weight: 600;
            color: #6c757d;
            transition: all 0.3s ease;
        }

        .btn-modern-secondary:hover {
            background: #e9ecef;
            color: #495057;
            transform: translateY(-2px);
        }

        .size-indicator {
            display: inline-block;
            padding: 5px 12px;
            background: #f8f9fa;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            margin-top: 8px;
        }

        .size-indicator.warning {
            background: #fff3cd;
            color: #856404;
        }

        .size-indicator.error {
            background: #f8d7da;
            color: #721c24;
        }

        .option-toggle {
            display: flex;
            gap: 15px;
            margin-bottom: 20px;
            background: #f8f9fa;
            padding: 8px;
            border-radius: 10px;
        }

        .option-toggle button {
            flex: 1;
            border: none;
            background: transparent;
            padding: 10px 20px;
            border-radius: 8px;
            font-weight: 600;
            color: #6c757d;
            transition: all 0.3s ease;
        }

        .option-toggle button.active {
            background: #126082;
            color: #fff;
            box-shadow: 0 2px 8px rgba(18, 96, 130, 0.3);
        }

        .option-toggle button:hover:not(.active) {
            background: #f0f7fa;
            color: #126082;
        }